/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_spec3_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:16:07,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:16:07,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:16:07,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:16:07,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:16:07,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:16:07,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:16:07,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:16:07,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:16:07,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:16:07,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:16:07,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:16:07,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:16:07,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:16:07,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:16:07,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:16:07,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:16:07,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:16:07,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:16:07,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:16:07,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:16:07,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:16:07,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:16:07,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:16:07,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:16:07,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:16:07,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:16:07,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:16:07,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:16:07,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:16:07,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:16:07,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:16:07,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:16:07,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:16:07,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:16:07,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:16:07,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:16:07,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:16:07,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:16:07,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:16:07,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:16:07,460 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 [2020-07-08 11:16:07,477 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:16:07,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:16:07,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:16:07,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:16:07,479 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:16:07,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:16:07,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:16:07,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:16:07,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:16:07,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:16:07,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:16:07,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:16:07,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:16:07,481 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:16:07,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:16:07,481 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:16:07,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:16:07,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:16:07,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:16:07,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:16:07,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:16:07,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:07,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:16:07,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:16:07,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:16:07,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:16:07,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:16:07,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:16:07,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:16:07,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:16:07,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:16:07,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:16:07,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:16:07,778 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:16:07,779 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:16:07,779 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c [2020-07-08 11:16:07,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2a74f52e/e8e7abd27d9c48a7bf7a44bdec26a53b/FLAGbf8d7bdc6 [2020-07-08 11:16:08,356 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:16:08,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c [2020-07-08 11:16:08,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2a74f52e/e8e7abd27d9c48a7bf7a44bdec26a53b/FLAGbf8d7bdc6 [2020-07-08 11:16:08,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2a74f52e/e8e7abd27d9c48a7bf7a44bdec26a53b [2020-07-08 11:16:08,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:16:08,736 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:16:08,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:08,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:16:08,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:16:08,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:08" (1/1) ... [2020-07-08 11:16:08,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cf4a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:08, skipping insertion in model container [2020-07-08 11:16:08,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:08" (1/1) ... [2020-07-08 11:16:08,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:16:08,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:16:09,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:09,284 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:16:09,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:09,461 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:16:09,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09 WrapperNode [2020-07-08 11:16:09,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:09,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:16:09,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:16:09,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:16:09,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... [2020-07-08 11:16:09,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:16:09,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:16:09,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:16:09,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:16:09,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:16:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:16:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:16:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:16:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:16:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:16:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:16:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:16:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:16:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:16:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:09,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:09,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:16:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:16:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:16:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:16:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:16:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:16:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-08 11:16:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:16:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-08 11:16:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:16:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:16:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:16:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:16:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:16:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:16:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:16:09,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:16:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:16:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:16:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:16:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:16:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:16:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:16:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:16:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:16:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:16:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:16:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:16:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:16:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:16:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:16:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:16:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:16:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:16:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:16:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:16:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:16:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:16:09,670 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:16:09,670 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:16:09,670 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:16:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-08 11:16:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:16:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-08 11:16:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:16:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:16:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:16:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:16:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:16:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:16:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:16:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:16:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:16:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:16:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:16:11,483 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:16:11,483 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:16:11,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:11 BoogieIcfgContainer [2020-07-08 11:16:11,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:16:11,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:16:11,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:16:11,494 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:16:11,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:16:08" (1/3) ... [2020-07-08 11:16:11,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e84cf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:11, skipping insertion in model container [2020-07-08 11:16:11,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:09" (2/3) ... [2020-07-08 11:16:11,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e84cf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:11, skipping insertion in model container [2020-07-08 11:16:11,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:11" (3/3) ... [2020-07-08 11:16:11,498 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product31.cil.c [2020-07-08 11:16:11,510 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:16:11,519 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:16:11,533 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:16:11,559 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:16:11,560 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:16:11,560 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:16:11,560 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:16:11,560 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:16:11,561 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:16:11,561 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:16:11,561 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:16:11,586 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-07-08 11:16:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:16:11,599 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:11,600 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] [2020-07-08 11:16:11,601 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:11,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:11,608 INFO L82 PathProgramCache]: Analyzing trace with hash -2139663592, now seen corresponding path program 1 times [2020-07-08 11:16:11,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:11,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326940904] [2020-07-08 11:16:11,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,396 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {185#true} is VALID [2020-07-08 11:16:12,538 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,538 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {185#true} #540#return; {185#true} is VALID [2020-07-08 11:16:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,544 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,544 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #438#return; {185#true} is VALID [2020-07-08 11:16:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,548 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,549 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #440#return; {185#true} is VALID [2020-07-08 11:16:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,553 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {185#true} is VALID [2020-07-08 11:16:12,554 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,554 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {185#true} #442#return; {185#true} is VALID [2020-07-08 11:16:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,557 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,558 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #444#return; {185#true} is VALID [2020-07-08 11:16:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,562 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {185#true} is VALID [2020-07-08 11:16:12,563 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,563 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #532#return; {186#false} is VALID [2020-07-08 11:16:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,568 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {185#true} is VALID [2020-07-08 11:16:12,568 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,568 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #534#return; {186#false} is VALID [2020-07-08 11:16:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:12,573 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {185#true} is VALID [2020-07-08 11:16:12,573 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,574 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #536#return; {186#false} is VALID [2020-07-08 11:16:12,579 INFO L263 TraceCheckUtils]: 0: Hoare triple {185#true} call ULTIMATE.init(); {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:12,580 INFO L280 TraceCheckUtils]: 1: Hoare triple {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {185#true} is VALID [2020-07-08 11:16:12,580 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,581 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {185#true} {185#true} #540#return; {185#true} is VALID [2020-07-08 11:16:12,581 INFO L263 TraceCheckUtils]: 4: Hoare triple {185#true} call #t~ret75 := main(); {185#true} is VALID [2020-07-08 11:16:12,581 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} havoc ~retValue_acc~11;havoc ~tmp~9; {185#true} is VALID [2020-07-08 11:16:12,582 INFO L263 TraceCheckUtils]: 6: Hoare triple {185#true} call select_helpers(); {185#true} is VALID [2020-07-08 11:16:12,582 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,582 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {185#true} {185#true} #438#return; {185#true} is VALID [2020-07-08 11:16:12,583 INFO L263 TraceCheckUtils]: 9: Hoare triple {185#true} call select_features(); {185#true} is VALID [2020-07-08 11:16:12,583 INFO L280 TraceCheckUtils]: 10: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,583 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {185#true} {185#true} #440#return; {185#true} is VALID [2020-07-08 11:16:12,584 INFO L263 TraceCheckUtils]: 12: Hoare triple {185#true} call #t~ret74 := valid_product(); {185#true} is VALID [2020-07-08 11:16:12,584 INFO L280 TraceCheckUtils]: 13: Hoare triple {185#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {185#true} is VALID [2020-07-08 11:16:12,584 INFO L280 TraceCheckUtils]: 14: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,585 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {185#true} {185#true} #442#return; {185#true} is VALID [2020-07-08 11:16:12,585 INFO L280 TraceCheckUtils]: 16: Hoare triple {185#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {185#true} is VALID [2020-07-08 11:16:12,585 INFO L280 TraceCheckUtils]: 17: Hoare triple {185#true} assume 0 != ~tmp~9; {185#true} is VALID [2020-07-08 11:16:12,586 INFO L263 TraceCheckUtils]: 18: Hoare triple {185#true} call setup(); {185#true} is VALID [2020-07-08 11:16:12,586 INFO L280 TraceCheckUtils]: 19: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,586 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {185#true} {185#true} #444#return; {185#true} is VALID [2020-07-08 11:16:12,587 INFO L263 TraceCheckUtils]: 21: Hoare triple {185#true} call runTest(); {185#true} is VALID [2020-07-08 11:16:12,587 INFO L263 TraceCheckUtils]: 22: Hoare triple {185#true} call test(); {185#true} is VALID [2020-07-08 11:16:12,587 INFO L280 TraceCheckUtils]: 23: Hoare triple {185#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {185#true} is VALID [2020-07-08 11:16:12,588 INFO L280 TraceCheckUtils]: 24: Hoare triple {185#true} assume false; {186#false} is VALID [2020-07-08 11:16:12,589 INFO L263 TraceCheckUtils]: 25: Hoare triple {186#false} call cleanup(); {186#false} is VALID [2020-07-08 11:16:12,589 INFO L280 TraceCheckUtils]: 26: Hoare triple {186#false} havoc ~i~0;havoc ~__cil_tmp2~0; {186#false} is VALID [2020-07-08 11:16:12,589 INFO L263 TraceCheckUtils]: 27: Hoare triple {186#false} call timeShift(); {186#false} is VALID [2020-07-08 11:16:12,590 INFO L280 TraceCheckUtils]: 28: Hoare triple {186#false} assume !(0 != ~pumpRunning~0); {186#false} is VALID [2020-07-08 11:16:12,590 INFO L280 TraceCheckUtils]: 29: Hoare triple {186#false} assume !(0 != ~systemActive~0); {186#false} is VALID [2020-07-08 11:16:12,590 INFO L263 TraceCheckUtils]: 30: Hoare triple {186#false} call __utac_acc__Specification3_spec__1(); {186#false} is VALID [2020-07-08 11:16:12,591 INFO L280 TraceCheckUtils]: 31: Hoare triple {186#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {186#false} is VALID [2020-07-08 11:16:12,591 INFO L263 TraceCheckUtils]: 32: Hoare triple {186#false} call #t~ret70 := isMethaneLevelCritical(); {185#true} is VALID [2020-07-08 11:16:12,591 INFO L280 TraceCheckUtils]: 33: Hoare triple {185#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {185#true} is VALID [2020-07-08 11:16:12,592 INFO L280 TraceCheckUtils]: 34: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,592 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {185#true} {186#false} #532#return; {186#false} is VALID [2020-07-08 11:16:12,592 INFO L280 TraceCheckUtils]: 36: Hoare triple {186#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {186#false} is VALID [2020-07-08 11:16:12,593 INFO L280 TraceCheckUtils]: 37: Hoare triple {186#false} assume !(0 != ~tmp~8); {186#false} is VALID [2020-07-08 11:16:12,593 INFO L263 TraceCheckUtils]: 38: Hoare triple {186#false} call #t~ret71 := getWaterLevel(); {185#true} is VALID [2020-07-08 11:16:12,593 INFO L280 TraceCheckUtils]: 39: Hoare triple {185#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {185#true} is VALID [2020-07-08 11:16:12,594 INFO L280 TraceCheckUtils]: 40: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,594 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {185#true} {186#false} #534#return; {186#false} is VALID [2020-07-08 11:16:12,594 INFO L280 TraceCheckUtils]: 42: Hoare triple {186#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {186#false} is VALID [2020-07-08 11:16:12,595 INFO L280 TraceCheckUtils]: 43: Hoare triple {186#false} assume 2 == ~tmp___0~2; {186#false} is VALID [2020-07-08 11:16:12,595 INFO L263 TraceCheckUtils]: 44: Hoare triple {186#false} call #t~ret72 := isPumpRunning(); {185#true} is VALID [2020-07-08 11:16:12,595 INFO L280 TraceCheckUtils]: 45: Hoare triple {185#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {185#true} is VALID [2020-07-08 11:16:12,596 INFO L280 TraceCheckUtils]: 46: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-08 11:16:12,596 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {185#true} {186#false} #536#return; {186#false} is VALID [2020-07-08 11:16:12,596 INFO L280 TraceCheckUtils]: 48: Hoare triple {186#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {186#false} is VALID [2020-07-08 11:16:12,596 INFO L280 TraceCheckUtils]: 49: Hoare triple {186#false} assume !(0 != ~tmp___1~1); {186#false} is VALID [2020-07-08 11:16:12,597 INFO L263 TraceCheckUtils]: 50: Hoare triple {186#false} call __automaton_fail(); {186#false} is VALID [2020-07-08 11:16:12,597 INFO L280 TraceCheckUtils]: 51: Hoare triple {186#false} assume !false; {186#false} is VALID [2020-07-08 11:16:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:12,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326940904] [2020-07-08 11:16:12,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:12,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:16:12,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437305250] [2020-07-08 11:16:12,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:12,618 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:12,622 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:16:12,704 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:12,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:16:12,704 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:12,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:16:12,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:12,716 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 3 states. [2020-07-08 11:16:17,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:17,598 INFO L93 Difference]: Finished difference Result 305 states and 403 transitions. [2020-07-08 11:16:17,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:16:17,599 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:17,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:17,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-08 11:16:17,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-08 11:16:17,656 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 403 transitions. [2020-07-08 11:16:19,059 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 403 edges. 403 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:19,083 INFO L225 Difference]: With dead ends: 305 [2020-07-08 11:16:19,083 INFO L226 Difference]: Without dead ends: 165 [2020-07-08 11:16:19,092 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:19,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-08 11:16:20,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-07-08 11:16:20,525 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:20,526 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 131 states. [2020-07-08 11:16:20,526 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 131 states. [2020-07-08 11:16:20,527 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 131 states. [2020-07-08 11:16:20,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:20,578 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-08 11:16:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-08 11:16:20,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:20,584 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:20,585 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 165 states. [2020-07-08 11:16:20,585 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 165 states. [2020-07-08 11:16:20,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:20,607 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-08 11:16:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-08 11:16:20,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:20,617 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:20,617 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:20,617 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:20,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-08 11:16:20,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 156 transitions. [2020-07-08 11:16:20,632 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 156 transitions. Word has length 52 [2020-07-08 11:16:20,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:20,633 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 156 transitions. [2020-07-08 11:16:20,633 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:16:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2020-07-08 11:16:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:16:20,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:20,642 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] [2020-07-08 11:16:20,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:16:20,642 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:20,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:20,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1114338562, now seen corresponding path program 1 times [2020-07-08 11:16:20,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:20,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341967310] [2020-07-08 11:16:20,651 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,106 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,172 INFO L280 TraceCheckUtils]: 0: Hoare triple {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1155#true} is VALID [2020-07-08 11:16:21,173 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,173 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1155#true} #540#return; {1155#true} is VALID [2020-07-08 11:16:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,176 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,177 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #438#return; {1155#true} is VALID [2020-07-08 11:16:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,180 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,181 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #440#return; {1155#true} is VALID [2020-07-08 11:16:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,184 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1155#true} is VALID [2020-07-08 11:16:21,184 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,185 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1155#true} #442#return; {1155#true} is VALID [2020-07-08 11:16:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,188 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,189 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #444#return; {1155#true} is VALID [2020-07-08 11:16:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1155#true} is VALID [2020-07-08 11:16:21,193 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,193 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #532#return; {1156#false} is VALID [2020-07-08 11:16:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1155#true} is VALID [2020-07-08 11:16:21,198 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,198 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #534#return; {1156#false} is VALID [2020-07-08 11:16:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:21,202 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1155#true} is VALID [2020-07-08 11:16:21,203 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,203 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #536#return; {1156#false} is VALID [2020-07-08 11:16:21,210 INFO L263 TraceCheckUtils]: 0: Hoare triple {1155#true} call ULTIMATE.init(); {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:21,211 INFO L280 TraceCheckUtils]: 1: Hoare triple {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1155#true} is VALID [2020-07-08 11:16:21,211 INFO L280 TraceCheckUtils]: 2: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,212 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1155#true} {1155#true} #540#return; {1155#true} is VALID [2020-07-08 11:16:21,212 INFO L263 TraceCheckUtils]: 4: Hoare triple {1155#true} call #t~ret75 := main(); {1155#true} is VALID [2020-07-08 11:16:21,212 INFO L280 TraceCheckUtils]: 5: Hoare triple {1155#true} havoc ~retValue_acc~11;havoc ~tmp~9; {1155#true} is VALID [2020-07-08 11:16:21,212 INFO L263 TraceCheckUtils]: 6: Hoare triple {1155#true} call select_helpers(); {1155#true} is VALID [2020-07-08 11:16:21,213 INFO L280 TraceCheckUtils]: 7: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,213 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1155#true} {1155#true} #438#return; {1155#true} is VALID [2020-07-08 11:16:21,213 INFO L263 TraceCheckUtils]: 9: Hoare triple {1155#true} call select_features(); {1155#true} is VALID [2020-07-08 11:16:21,213 INFO L280 TraceCheckUtils]: 10: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,214 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1155#true} {1155#true} #440#return; {1155#true} is VALID [2020-07-08 11:16:21,214 INFO L263 TraceCheckUtils]: 12: Hoare triple {1155#true} call #t~ret74 := valid_product(); {1155#true} is VALID [2020-07-08 11:16:21,214 INFO L280 TraceCheckUtils]: 13: Hoare triple {1155#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1155#true} is VALID [2020-07-08 11:16:21,214 INFO L280 TraceCheckUtils]: 14: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,215 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1155#true} {1155#true} #442#return; {1155#true} is VALID [2020-07-08 11:16:21,215 INFO L280 TraceCheckUtils]: 16: Hoare triple {1155#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {1155#true} is VALID [2020-07-08 11:16:21,215 INFO L280 TraceCheckUtils]: 17: Hoare triple {1155#true} assume 0 != ~tmp~9; {1155#true} is VALID [2020-07-08 11:16:21,216 INFO L263 TraceCheckUtils]: 18: Hoare triple {1155#true} call setup(); {1155#true} is VALID [2020-07-08 11:16:21,216 INFO L280 TraceCheckUtils]: 19: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,216 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1155#true} {1155#true} #444#return; {1155#true} is VALID [2020-07-08 11:16:21,216 INFO L263 TraceCheckUtils]: 21: Hoare triple {1155#true} call runTest(); {1155#true} is VALID [2020-07-08 11:16:21,217 INFO L263 TraceCheckUtils]: 22: Hoare triple {1155#true} call test(); {1155#true} is VALID [2020-07-08 11:16:21,217 INFO L280 TraceCheckUtils]: 23: Hoare triple {1155#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1169#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:21,218 INFO L280 TraceCheckUtils]: 24: Hoare triple {1169#(= 0 test_~splverifierCounter~0)} assume !false; {1169#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:21,219 INFO L280 TraceCheckUtils]: 25: Hoare triple {1169#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1156#false} is VALID [2020-07-08 11:16:21,219 INFO L263 TraceCheckUtils]: 26: Hoare triple {1156#false} call cleanup(); {1156#false} is VALID [2020-07-08 11:16:21,219 INFO L280 TraceCheckUtils]: 27: Hoare triple {1156#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1156#false} is VALID [2020-07-08 11:16:21,220 INFO L263 TraceCheckUtils]: 28: Hoare triple {1156#false} call timeShift(); {1156#false} is VALID [2020-07-08 11:16:21,220 INFO L280 TraceCheckUtils]: 29: Hoare triple {1156#false} assume !(0 != ~pumpRunning~0); {1156#false} is VALID [2020-07-08 11:16:21,220 INFO L280 TraceCheckUtils]: 30: Hoare triple {1156#false} assume !(0 != ~systemActive~0); {1156#false} is VALID [2020-07-08 11:16:21,221 INFO L263 TraceCheckUtils]: 31: Hoare triple {1156#false} call __utac_acc__Specification3_spec__1(); {1156#false} is VALID [2020-07-08 11:16:21,221 INFO L280 TraceCheckUtils]: 32: Hoare triple {1156#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1156#false} is VALID [2020-07-08 11:16:21,221 INFO L263 TraceCheckUtils]: 33: Hoare triple {1156#false} call #t~ret70 := isMethaneLevelCritical(); {1155#true} is VALID [2020-07-08 11:16:21,221 INFO L280 TraceCheckUtils]: 34: Hoare triple {1155#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1155#true} is VALID [2020-07-08 11:16:21,222 INFO L280 TraceCheckUtils]: 35: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,222 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1155#true} {1156#false} #532#return; {1156#false} is VALID [2020-07-08 11:16:21,222 INFO L280 TraceCheckUtils]: 37: Hoare triple {1156#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {1156#false} is VALID [2020-07-08 11:16:21,222 INFO L280 TraceCheckUtils]: 38: Hoare triple {1156#false} assume !(0 != ~tmp~8); {1156#false} is VALID [2020-07-08 11:16:21,223 INFO L263 TraceCheckUtils]: 39: Hoare triple {1156#false} call #t~ret71 := getWaterLevel(); {1155#true} is VALID [2020-07-08 11:16:21,223 INFO L280 TraceCheckUtils]: 40: Hoare triple {1155#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1155#true} is VALID [2020-07-08 11:16:21,223 INFO L280 TraceCheckUtils]: 41: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,223 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1155#true} {1156#false} #534#return; {1156#false} is VALID [2020-07-08 11:16:21,224 INFO L280 TraceCheckUtils]: 43: Hoare triple {1156#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1156#false} is VALID [2020-07-08 11:16:21,224 INFO L280 TraceCheckUtils]: 44: Hoare triple {1156#false} assume 2 == ~tmp___0~2; {1156#false} is VALID [2020-07-08 11:16:21,224 INFO L263 TraceCheckUtils]: 45: Hoare triple {1156#false} call #t~ret72 := isPumpRunning(); {1155#true} is VALID [2020-07-08 11:16:21,224 INFO L280 TraceCheckUtils]: 46: Hoare triple {1155#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1155#true} is VALID [2020-07-08 11:16:21,225 INFO L280 TraceCheckUtils]: 47: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-08 11:16:21,225 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1155#true} {1156#false} #536#return; {1156#false} is VALID [2020-07-08 11:16:21,225 INFO L280 TraceCheckUtils]: 49: Hoare triple {1156#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1156#false} is VALID [2020-07-08 11:16:21,225 INFO L280 TraceCheckUtils]: 50: Hoare triple {1156#false} assume !(0 != ~tmp___1~1); {1156#false} is VALID [2020-07-08 11:16:21,226 INFO L263 TraceCheckUtils]: 51: Hoare triple {1156#false} call __automaton_fail(); {1156#false} is VALID [2020-07-08 11:16:21,226 INFO L280 TraceCheckUtils]: 52: Hoare triple {1156#false} assume !false; {1156#false} is VALID [2020-07-08 11:16:21,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:21,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341967310] [2020-07-08 11:16:21,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:21,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:16:21,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867825080] [2020-07-08 11:16:21,235 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:21,235 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:21,236 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:16:21,311 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:21,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:16:21,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:21,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:16:21,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:16:21,313 INFO L87 Difference]: Start difference. First operand 131 states and 156 transitions. Second operand 4 states. [2020-07-08 11:16:22,626 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:16:26,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:26,369 INFO L93 Difference]: Finished difference Result 232 states and 286 transitions. [2020-07-08 11:16:26,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:16:26,369 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:26,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-08 11:16:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:26,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-08 11:16:26,384 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 286 transitions. [2020-07-08 11:16:27,368 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 286 edges. 286 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:27,375 INFO L225 Difference]: With dead ends: 232 [2020-07-08 11:16:27,375 INFO L226 Difference]: Without dead ends: 149 [2020-07-08 11:16:27,377 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:16:27,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-08 11:16:28,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 122. [2020-07-08 11:16:28,715 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:28,716 INFO L82 GeneralOperation]: Start isEquivalent. First operand 149 states. Second operand 122 states. [2020-07-08 11:16:28,716 INFO L74 IsIncluded]: Start isIncluded. First operand 149 states. Second operand 122 states. [2020-07-08 11:16:28,716 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 122 states. [2020-07-08 11:16:28,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:28,730 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-08 11:16:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-08 11:16:28,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:28,731 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:28,731 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 149 states. [2020-07-08 11:16:28,732 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 149 states. [2020-07-08 11:16:28,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:28,740 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-08 11:16:28,740 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-08 11:16:28,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:28,742 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:28,742 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:28,742 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-07-08 11:16:28,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 144 transitions. [2020-07-08 11:16:28,748 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 144 transitions. Word has length 53 [2020-07-08 11:16:28,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:28,748 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 144 transitions. [2020-07-08 11:16:28,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:16:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 144 transitions. [2020-07-08 11:16:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:16:28,750 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:28,750 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] [2020-07-08 11:16:28,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:16:28,751 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:28,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:28,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1063304095, now seen corresponding path program 1 times [2020-07-08 11:16:28,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:28,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63574430] [2020-07-08 11:16:28,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,137 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,264 INFO L280 TraceCheckUtils]: 0: Hoare triple {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,265 INFO L280 TraceCheckUtils]: 1: Hoare triple {1994#(= 1 ~systemActive~0)} assume true; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,266 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1994#(= 1 ~systemActive~0)} {1989#true} #540#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,270 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,271 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #438#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,275 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,276 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #440#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,295 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:29,296 INFO L280 TraceCheckUtils]: 1: Hoare triple {2017#(= 1 |valid_product_#res|)} assume true; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:29,297 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2017#(= 1 |valid_product_#res|)} {1994#(= 1 ~systemActive~0)} #442#return; {2002#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-08 11:16:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,301 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,302 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {2004#(not (= 0 ~systemActive~0))} #444#return; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1989#true} is VALID [2020-07-08 11:16:29,305 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,306 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #532#return; {1990#false} is VALID [2020-07-08 11:16:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,309 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1989#true} is VALID [2020-07-08 11:16:29,309 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,310 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #534#return; {1990#false} is VALID [2020-07-08 11:16:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:29,313 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1989#true} is VALID [2020-07-08 11:16:29,313 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,313 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #536#return; {1990#false} is VALID [2020-07-08 11:16:29,319 INFO L263 TraceCheckUtils]: 0: Hoare triple {1989#true} call ULTIMATE.init(); {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:29,325 INFO L280 TraceCheckUtils]: 1: Hoare triple {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,326 INFO L280 TraceCheckUtils]: 2: Hoare triple {1994#(= 1 ~systemActive~0)} assume true; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,327 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1994#(= 1 ~systemActive~0)} {1989#true} #540#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,328 INFO L263 TraceCheckUtils]: 4: Hoare triple {1994#(= 1 ~systemActive~0)} call #t~ret75 := main(); {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,329 INFO L280 TraceCheckUtils]: 5: Hoare triple {1994#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,329 INFO L263 TraceCheckUtils]: 6: Hoare triple {1994#(= 1 ~systemActive~0)} call select_helpers(); {1989#true} is VALID [2020-07-08 11:16:29,329 INFO L280 TraceCheckUtils]: 7: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,330 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #438#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,330 INFO L263 TraceCheckUtils]: 9: Hoare triple {1994#(= 1 ~systemActive~0)} call select_features(); {1989#true} is VALID [2020-07-08 11:16:29,331 INFO L280 TraceCheckUtils]: 10: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,331 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #440#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:29,332 INFO L263 TraceCheckUtils]: 12: Hoare triple {1994#(= 1 ~systemActive~0)} call #t~ret74 := valid_product(); {1989#true} is VALID [2020-07-08 11:16:29,333 INFO L280 TraceCheckUtils]: 13: Hoare triple {1989#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:29,333 INFO L280 TraceCheckUtils]: 14: Hoare triple {2017#(= 1 |valid_product_#res|)} assume true; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:29,335 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2017#(= 1 |valid_product_#res|)} {1994#(= 1 ~systemActive~0)} #442#return; {2002#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-08 11:16:29,336 INFO L280 TraceCheckUtils]: 16: Hoare triple {2002#(= |main_#t~ret74| ~systemActive~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {2003#(= main_~tmp~9 ~systemActive~0)} is VALID [2020-07-08 11:16:29,337 INFO L280 TraceCheckUtils]: 17: Hoare triple {2003#(= main_~tmp~9 ~systemActive~0)} assume 0 != ~tmp~9; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,337 INFO L263 TraceCheckUtils]: 18: Hoare triple {2004#(not (= 0 ~systemActive~0))} call setup(); {1989#true} is VALID [2020-07-08 11:16:29,337 INFO L280 TraceCheckUtils]: 19: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,338 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1989#true} {2004#(not (= 0 ~systemActive~0))} #444#return; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,339 INFO L263 TraceCheckUtils]: 21: Hoare triple {2004#(not (= 0 ~systemActive~0))} call runTest(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,340 INFO L263 TraceCheckUtils]: 22: Hoare triple {2004#(not (= 0 ~systemActive~0))} call test(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,340 INFO L280 TraceCheckUtils]: 23: Hoare triple {2004#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,341 INFO L280 TraceCheckUtils]: 24: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !false; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,342 INFO L280 TraceCheckUtils]: 25: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,342 INFO L280 TraceCheckUtils]: 26: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,343 INFO L280 TraceCheckUtils]: 27: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,344 INFO L280 TraceCheckUtils]: 28: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,345 INFO L280 TraceCheckUtils]: 29: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,346 INFO L280 TraceCheckUtils]: 30: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,346 INFO L280 TraceCheckUtils]: 31: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,347 INFO L263 TraceCheckUtils]: 32: Hoare triple {2004#(not (= 0 ~systemActive~0))} call timeShift(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,348 INFO L280 TraceCheckUtils]: 33: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:29,348 INFO L280 TraceCheckUtils]: 34: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1990#false} is VALID [2020-07-08 11:16:29,349 INFO L263 TraceCheckUtils]: 35: Hoare triple {1990#false} call __utac_acc__Specification3_spec__1(); {1990#false} is VALID [2020-07-08 11:16:29,349 INFO L280 TraceCheckUtils]: 36: Hoare triple {1990#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1990#false} is VALID [2020-07-08 11:16:29,349 INFO L263 TraceCheckUtils]: 37: Hoare triple {1990#false} call #t~ret70 := isMethaneLevelCritical(); {1989#true} is VALID [2020-07-08 11:16:29,350 INFO L280 TraceCheckUtils]: 38: Hoare triple {1989#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1989#true} is VALID [2020-07-08 11:16:29,350 INFO L280 TraceCheckUtils]: 39: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,350 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1989#true} {1990#false} #532#return; {1990#false} is VALID [2020-07-08 11:16:29,350 INFO L280 TraceCheckUtils]: 41: Hoare triple {1990#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {1990#false} is VALID [2020-07-08 11:16:29,351 INFO L280 TraceCheckUtils]: 42: Hoare triple {1990#false} assume !(0 != ~tmp~8); {1990#false} is VALID [2020-07-08 11:16:29,351 INFO L263 TraceCheckUtils]: 43: Hoare triple {1990#false} call #t~ret71 := getWaterLevel(); {1989#true} is VALID [2020-07-08 11:16:29,351 INFO L280 TraceCheckUtils]: 44: Hoare triple {1989#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1989#true} is VALID [2020-07-08 11:16:29,352 INFO L280 TraceCheckUtils]: 45: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,352 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1989#true} {1990#false} #534#return; {1990#false} is VALID [2020-07-08 11:16:29,352 INFO L280 TraceCheckUtils]: 47: Hoare triple {1990#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1990#false} is VALID [2020-07-08 11:16:29,352 INFO L280 TraceCheckUtils]: 48: Hoare triple {1990#false} assume 2 == ~tmp___0~2; {1990#false} is VALID [2020-07-08 11:16:29,353 INFO L263 TraceCheckUtils]: 49: Hoare triple {1990#false} call #t~ret72 := isPumpRunning(); {1989#true} is VALID [2020-07-08 11:16:29,353 INFO L280 TraceCheckUtils]: 50: Hoare triple {1989#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1989#true} is VALID [2020-07-08 11:16:29,353 INFO L280 TraceCheckUtils]: 51: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-08 11:16:29,354 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1989#true} {1990#false} #536#return; {1990#false} is VALID [2020-07-08 11:16:29,354 INFO L280 TraceCheckUtils]: 53: Hoare triple {1990#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1990#false} is VALID [2020-07-08 11:16:29,354 INFO L280 TraceCheckUtils]: 54: Hoare triple {1990#false} assume !(0 != ~tmp___1~1); {1990#false} is VALID [2020-07-08 11:16:29,355 INFO L263 TraceCheckUtils]: 55: Hoare triple {1990#false} call __automaton_fail(); {1990#false} is VALID [2020-07-08 11:16:29,355 INFO L280 TraceCheckUtils]: 56: Hoare triple {1990#false} assume !false; {1990#false} is VALID [2020-07-08 11:16:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:29,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63574430] [2020-07-08 11:16:29,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:29,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:16:29,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876454563] [2020-07-08 11:16:29,368 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:16:29,369 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:29,369 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:16:29,473 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:29,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:16:29,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:29,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:16:29,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:16:29,475 INFO L87 Difference]: Start difference. First operand 122 states and 144 transitions. Second operand 8 states. [2020-07-08 11:16:30,458 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:16:31,412 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:31,845 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:32,158 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:35,790 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:16:47,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:47,283 INFO L93 Difference]: Finished difference Result 424 states and 531 transitions. [2020-07-08 11:16:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:16:47,284 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:16:47,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:16:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-08 11:16:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:16:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-08 11:16:47,308 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 531 transitions. [2020-07-08 11:16:49,258 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 531 edges. 531 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:49,272 INFO L225 Difference]: With dead ends: 424 [2020-07-08 11:16:49,272 INFO L226 Difference]: Without dead ends: 326 [2020-07-08 11:16:49,274 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:16:49,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-07-08 11:16:52,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 268. [2020-07-08 11:16:52,158 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:52,158 INFO L82 GeneralOperation]: Start isEquivalent. First operand 326 states. Second operand 268 states. [2020-07-08 11:16:52,158 INFO L74 IsIncluded]: Start isIncluded. First operand 326 states. Second operand 268 states. [2020-07-08 11:16:52,158 INFO L87 Difference]: Start difference. First operand 326 states. Second operand 268 states. [2020-07-08 11:16:52,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:52,177 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-08 11:16:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-08 11:16:52,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:52,179 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:52,179 INFO L74 IsIncluded]: Start isIncluded. First operand 268 states. Second operand 326 states. [2020-07-08 11:16:52,179 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 326 states. [2020-07-08 11:16:52,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:52,196 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-08 11:16:52,197 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-08 11:16:52,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:52,198 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:52,199 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:52,199 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-07-08 11:16:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 327 transitions. [2020-07-08 11:16:52,211 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 327 transitions. Word has length 57 [2020-07-08 11:16:52,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:52,212 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 327 transitions. [2020-07-08 11:16:52,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:16:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 327 transitions. [2020-07-08 11:16:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:16:52,214 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:52,214 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, 1, 1] [2020-07-08 11:16:52,214 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:16:52,214 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:52,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:52,215 INFO L82 PathProgramCache]: Analyzing trace with hash 248297521, now seen corresponding path program 1 times [2020-07-08 11:16:52,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:52,215 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290646444] [2020-07-08 11:16:52,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,604 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,685 INFO L280 TraceCheckUtils]: 0: Hoare triple {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,686 INFO L280 TraceCheckUtils]: 1: Hoare triple {3663#(= 1 ~waterLevel~0)} assume true; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,686 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3663#(= 1 ~waterLevel~0)} {3658#true} #540#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,695 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #438#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,705 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,706 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #440#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,711 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3658#true} is VALID [2020-07-08 11:16:52,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,712 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #442#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,718 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #444#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3658#true} is VALID [2020-07-08 11:16:52,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} ~systemActive~0 := 0; {3658#true} is VALID [2020-07-08 11:16:52,743 INFO L280 TraceCheckUtils]: 2: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,744 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #494#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3658#true} is VALID [2020-07-08 11:16:52,750 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,750 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #532#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,773 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:52,774 INFO L280 TraceCheckUtils]: 1: Hoare triple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:52,775 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} {3663#(= 1 ~waterLevel~0)} #534#return; {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-08 11:16:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:52,778 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3658#true} is VALID [2020-07-08 11:16:52,778 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,779 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3659#false} #536#return; {3659#false} is VALID [2020-07-08 11:16:52,784 INFO L263 TraceCheckUtils]: 0: Hoare triple {3658#true} call ULTIMATE.init(); {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:52,790 INFO L280 TraceCheckUtils]: 1: Hoare triple {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,790 INFO L280 TraceCheckUtils]: 2: Hoare triple {3663#(= 1 ~waterLevel~0)} assume true; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,793 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3663#(= 1 ~waterLevel~0)} {3658#true} #540#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,795 INFO L263 TraceCheckUtils]: 4: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret75 := main(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,799 INFO L280 TraceCheckUtils]: 5: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,799 INFO L263 TraceCheckUtils]: 6: Hoare triple {3663#(= 1 ~waterLevel~0)} call select_helpers(); {3658#true} is VALID [2020-07-08 11:16:52,799 INFO L280 TraceCheckUtils]: 7: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,802 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #438#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,802 INFO L263 TraceCheckUtils]: 9: Hoare triple {3663#(= 1 ~waterLevel~0)} call select_features(); {3658#true} is VALID [2020-07-08 11:16:52,802 INFO L280 TraceCheckUtils]: 10: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,804 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #440#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,804 INFO L263 TraceCheckUtils]: 12: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret74 := valid_product(); {3658#true} is VALID [2020-07-08 11:16:52,804 INFO L280 TraceCheckUtils]: 13: Hoare triple {3658#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3658#true} is VALID [2020-07-08 11:16:52,804 INFO L280 TraceCheckUtils]: 14: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,805 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #442#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,806 INFO L280 TraceCheckUtils]: 16: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,806 INFO L280 TraceCheckUtils]: 17: Hoare triple {3663#(= 1 ~waterLevel~0)} assume 0 != ~tmp~9; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,806 INFO L263 TraceCheckUtils]: 18: Hoare triple {3663#(= 1 ~waterLevel~0)} call setup(); {3658#true} is VALID [2020-07-08 11:16:52,806 INFO L280 TraceCheckUtils]: 19: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,807 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #444#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,808 INFO L263 TraceCheckUtils]: 21: Hoare triple {3663#(= 1 ~waterLevel~0)} call runTest(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,808 INFO L263 TraceCheckUtils]: 22: Hoare triple {3663#(= 1 ~waterLevel~0)} call test(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,809 INFO L280 TraceCheckUtils]: 23: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,810 INFO L280 TraceCheckUtils]: 24: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !false; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,811 INFO L280 TraceCheckUtils]: 25: Hoare triple {3663#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,812 INFO L280 TraceCheckUtils]: 26: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,812 INFO L280 TraceCheckUtils]: 27: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,813 INFO L280 TraceCheckUtils]: 28: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,813 INFO L280 TraceCheckUtils]: 29: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,814 INFO L280 TraceCheckUtils]: 30: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,814 INFO L280 TraceCheckUtils]: 31: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___1~0 := #t~nondet48;havoc #t~nondet48; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,815 INFO L280 TraceCheckUtils]: 32: Hoare triple {3663#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,816 INFO L263 TraceCheckUtils]: 33: Hoare triple {3663#(= 1 ~waterLevel~0)} call stopSystem(); {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:16:52,816 INFO L280 TraceCheckUtils]: 34: Hoare triple {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3658#true} is VALID [2020-07-08 11:16:52,816 INFO L280 TraceCheckUtils]: 35: Hoare triple {3658#true} ~systemActive~0 := 0; {3658#true} is VALID [2020-07-08 11:16:52,816 INFO L280 TraceCheckUtils]: 36: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,817 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #494#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,818 INFO L263 TraceCheckUtils]: 38: Hoare triple {3663#(= 1 ~waterLevel~0)} call timeShift(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,818 INFO L280 TraceCheckUtils]: 39: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,819 INFO L280 TraceCheckUtils]: 40: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,819 INFO L263 TraceCheckUtils]: 41: Hoare triple {3663#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,820 INFO L280 TraceCheckUtils]: 42: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,820 INFO L263 TraceCheckUtils]: 43: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {3658#true} is VALID [2020-07-08 11:16:52,820 INFO L280 TraceCheckUtils]: 44: Hoare triple {3658#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3658#true} is VALID [2020-07-08 11:16:52,820 INFO L280 TraceCheckUtils]: 45: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,821 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #532#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,822 INFO L280 TraceCheckUtils]: 47: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,822 INFO L280 TraceCheckUtils]: 48: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:52,822 INFO L263 TraceCheckUtils]: 49: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {3658#true} is VALID [2020-07-08 11:16:52,823 INFO L280 TraceCheckUtils]: 50: Hoare triple {3658#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:52,823 INFO L280 TraceCheckUtils]: 51: Hoare triple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:52,824 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} {3663#(= 1 ~waterLevel~0)} #534#return; {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-08 11:16:52,825 INFO L280 TraceCheckUtils]: 53: Hoare triple {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3684#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-08 11:16:52,825 INFO L280 TraceCheckUtils]: 54: Hoare triple {3684#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3659#false} is VALID [2020-07-08 11:16:52,826 INFO L263 TraceCheckUtils]: 55: Hoare triple {3659#false} call #t~ret72 := isPumpRunning(); {3658#true} is VALID [2020-07-08 11:16:52,826 INFO L280 TraceCheckUtils]: 56: Hoare triple {3658#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3658#true} is VALID [2020-07-08 11:16:52,826 INFO L280 TraceCheckUtils]: 57: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-08 11:16:52,826 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3658#true} {3659#false} #536#return; {3659#false} is VALID [2020-07-08 11:16:52,826 INFO L280 TraceCheckUtils]: 59: Hoare triple {3659#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {3659#false} is VALID [2020-07-08 11:16:52,827 INFO L280 TraceCheckUtils]: 60: Hoare triple {3659#false} assume !(0 != ~tmp___1~1); {3659#false} is VALID [2020-07-08 11:16:52,827 INFO L263 TraceCheckUtils]: 61: Hoare triple {3659#false} call __automaton_fail(); {3659#false} is VALID [2020-07-08 11:16:52,828 INFO L280 TraceCheckUtils]: 62: Hoare triple {3659#false} assume !false; {3659#false} is VALID [2020-07-08 11:16:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:52,839 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290646444] [2020-07-08 11:16:52,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:52,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:16:52,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387290747] [2020-07-08 11:16:52,840 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:16:52,841 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:52,841 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:16:52,918 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:52,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:16:52,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:52,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:16:52,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:16:52,919 INFO L87 Difference]: Start difference. First operand 268 states and 327 transitions. Second operand 8 states. [2020-07-08 11:16:53,775 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:02,182 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:03,506 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:04,049 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:04,815 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:10,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:10,187 INFO L93 Difference]: Finished difference Result 824 states and 1085 transitions. [2020-07-08 11:17:10,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:17:10,187 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:17:10,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:10,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:10,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-08 11:17:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:10,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-08 11:17:10,207 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 492 transitions. [2020-07-08 11:17:11,946 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 492 edges. 492 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:11,979 INFO L225 Difference]: With dead ends: 824 [2020-07-08 11:17:11,979 INFO L226 Difference]: Without dead ends: 580 [2020-07-08 11:17:11,981 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:17:11,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-07-08 11:17:17,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 513. [2020-07-08 11:17:17,371 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:17,371 INFO L82 GeneralOperation]: Start isEquivalent. First operand 580 states. Second operand 513 states. [2020-07-08 11:17:17,371 INFO L74 IsIncluded]: Start isIncluded. First operand 580 states. Second operand 513 states. [2020-07-08 11:17:17,372 INFO L87 Difference]: Start difference. First operand 580 states. Second operand 513 states. [2020-07-08 11:17:17,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:17,403 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-08 11:17:17,403 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-08 11:17:17,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:17,406 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:17,406 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 580 states. [2020-07-08 11:17:17,406 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 580 states. [2020-07-08 11:17:17,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:17,435 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-08 11:17:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-08 11:17:17,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:17,438 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:17,439 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:17,439 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-08 11:17:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 641 transitions. [2020-07-08 11:17:17,463 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 641 transitions. Word has length 63 [2020-07-08 11:17:17,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:17,464 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 641 transitions. [2020-07-08 11:17:17,464 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:17:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 641 transitions. [2020-07-08 11:17:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:17:17,466 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:17,466 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, 1, 1, 1, 1, 1, 1] [2020-07-08 11:17:17,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:17:17,467 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:17,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:17,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1905140809, now seen corresponding path program 1 times [2020-07-08 11:17:17,467 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:17,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501141247] [2020-07-08 11:17:17,468 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,773 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:17:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,846 INFO L280 TraceCheckUtils]: 0: Hoare triple {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,847 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6741#true} #540#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,851 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,852 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #438#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,855 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,855 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #440#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,859 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6741#true} is VALID [2020-07-08 11:17:17,859 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,860 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #442#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,863 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,864 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #444#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,891 INFO L280 TraceCheckUtils]: 0: Hoare triple {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,892 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,892 INFO L280 TraceCheckUtils]: 2: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,893 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6746#(= 0 ~pumpRunning~0)} #494#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,906 INFO L280 TraceCheckUtils]: 0: Hoare triple {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6741#true} is VALID [2020-07-08 11:17:17,906 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,907 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #504#return; {6742#false} is VALID [2020-07-08 11:17:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,909 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {6741#true} is VALID [2020-07-08 11:17:17,910 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,910 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #532#return; {6742#false} is VALID [2020-07-08 11:17:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,912 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6741#true} is VALID [2020-07-08 11:17:17,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,913 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #534#return; {6742#false} is VALID [2020-07-08 11:17:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:17,919 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6741#true} is VALID [2020-07-08 11:17:17,919 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,919 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #536#return; {6742#false} is VALID [2020-07-08 11:17:17,923 INFO L263 TraceCheckUtils]: 0: Hoare triple {6741#true} call ULTIMATE.init(); {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:17:17,928 INFO L280 TraceCheckUtils]: 1: Hoare triple {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~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~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,929 INFO L280 TraceCheckUtils]: 2: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,930 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6741#true} #540#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,930 INFO L263 TraceCheckUtils]: 4: Hoare triple {6746#(= 0 ~pumpRunning~0)} call #t~ret75 := main(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,931 INFO L280 TraceCheckUtils]: 5: Hoare triple {6746#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,931 INFO L263 TraceCheckUtils]: 6: Hoare triple {6746#(= 0 ~pumpRunning~0)} call select_helpers(); {6741#true} is VALID [2020-07-08 11:17:17,931 INFO L280 TraceCheckUtils]: 7: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,932 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #438#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,932 INFO L263 TraceCheckUtils]: 9: Hoare triple {6746#(= 0 ~pumpRunning~0)} call select_features(); {6741#true} is VALID [2020-07-08 11:17:17,932 INFO L280 TraceCheckUtils]: 10: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,933 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #440#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,933 INFO L263 TraceCheckUtils]: 12: Hoare triple {6746#(= 0 ~pumpRunning~0)} call #t~ret74 := valid_product(); {6741#true} is VALID [2020-07-08 11:17:17,933 INFO L280 TraceCheckUtils]: 13: Hoare triple {6741#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6741#true} is VALID [2020-07-08 11:17:17,934 INFO L280 TraceCheckUtils]: 14: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,934 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #442#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,935 INFO L280 TraceCheckUtils]: 16: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,935 INFO L280 TraceCheckUtils]: 17: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~9; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,936 INFO L263 TraceCheckUtils]: 18: Hoare triple {6746#(= 0 ~pumpRunning~0)} call setup(); {6741#true} is VALID [2020-07-08 11:17:17,936 INFO L280 TraceCheckUtils]: 19: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,936 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #444#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,937 INFO L263 TraceCheckUtils]: 21: Hoare triple {6746#(= 0 ~pumpRunning~0)} call runTest(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,937 INFO L263 TraceCheckUtils]: 22: Hoare triple {6746#(= 0 ~pumpRunning~0)} call test(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,938 INFO L280 TraceCheckUtils]: 23: Hoare triple {6746#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,938 INFO L280 TraceCheckUtils]: 24: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !false; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,939 INFO L280 TraceCheckUtils]: 25: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,939 INFO L280 TraceCheckUtils]: 26: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,940 INFO L280 TraceCheckUtils]: 27: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,941 INFO L280 TraceCheckUtils]: 28: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,941 INFO L280 TraceCheckUtils]: 29: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,942 INFO L280 TraceCheckUtils]: 30: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,942 INFO L280 TraceCheckUtils]: 31: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___1~0 := #t~nondet48;havoc #t~nondet48; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,943 INFO L280 TraceCheckUtils]: 32: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,943 INFO L263 TraceCheckUtils]: 33: Hoare triple {6746#(= 0 ~pumpRunning~0)} call stopSystem(); {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:17:17,944 INFO L280 TraceCheckUtils]: 34: Hoare triple {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,944 INFO L280 TraceCheckUtils]: 35: Hoare triple {6746#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,945 INFO L280 TraceCheckUtils]: 36: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,946 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6746#(= 0 ~pumpRunning~0)} #494#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,946 INFO L263 TraceCheckUtils]: 38: Hoare triple {6746#(= 0 ~pumpRunning~0)} call timeShift(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:17,947 INFO L280 TraceCheckUtils]: 39: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6742#false} is VALID [2020-07-08 11:17:17,947 INFO L263 TraceCheckUtils]: 40: Hoare triple {6742#false} call lowerWaterLevel(); {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:17:17,947 INFO L280 TraceCheckUtils]: 41: Hoare triple {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6741#true} is VALID [2020-07-08 11:17:17,947 INFO L280 TraceCheckUtils]: 42: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,948 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6741#true} {6742#false} #504#return; {6742#false} is VALID [2020-07-08 11:17:17,948 INFO L280 TraceCheckUtils]: 44: Hoare triple {6742#false} assume !(0 != ~systemActive~0); {6742#false} is VALID [2020-07-08 11:17:17,948 INFO L263 TraceCheckUtils]: 45: Hoare triple {6742#false} call __utac_acc__Specification3_spec__1(); {6742#false} is VALID [2020-07-08 11:17:17,948 INFO L280 TraceCheckUtils]: 46: Hoare triple {6742#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {6742#false} is VALID [2020-07-08 11:17:17,949 INFO L263 TraceCheckUtils]: 47: Hoare triple {6742#false} call #t~ret70 := isMethaneLevelCritical(); {6741#true} is VALID [2020-07-08 11:17:17,949 INFO L280 TraceCheckUtils]: 48: Hoare triple {6741#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {6741#true} is VALID [2020-07-08 11:17:17,949 INFO L280 TraceCheckUtils]: 49: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,951 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6741#true} {6742#false} #532#return; {6742#false} is VALID [2020-07-08 11:17:17,952 INFO L280 TraceCheckUtils]: 51: Hoare triple {6742#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {6742#false} is VALID [2020-07-08 11:17:17,952 INFO L280 TraceCheckUtils]: 52: Hoare triple {6742#false} assume !(0 != ~tmp~8); {6742#false} is VALID [2020-07-08 11:17:17,952 INFO L263 TraceCheckUtils]: 53: Hoare triple {6742#false} call #t~ret71 := getWaterLevel(); {6741#true} is VALID [2020-07-08 11:17:17,952 INFO L280 TraceCheckUtils]: 54: Hoare triple {6741#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6741#true} is VALID [2020-07-08 11:17:17,952 INFO L280 TraceCheckUtils]: 55: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,953 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6741#true} {6742#false} #534#return; {6742#false} is VALID [2020-07-08 11:17:17,953 INFO L280 TraceCheckUtils]: 57: Hoare triple {6742#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {6742#false} is VALID [2020-07-08 11:17:17,953 INFO L280 TraceCheckUtils]: 58: Hoare triple {6742#false} assume 2 == ~tmp___0~2; {6742#false} is VALID [2020-07-08 11:17:17,953 INFO L263 TraceCheckUtils]: 59: Hoare triple {6742#false} call #t~ret72 := isPumpRunning(); {6741#true} is VALID [2020-07-08 11:17:17,953 INFO L280 TraceCheckUtils]: 60: Hoare triple {6741#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6741#true} is VALID [2020-07-08 11:17:17,954 INFO L280 TraceCheckUtils]: 61: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-08 11:17:17,954 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6741#true} {6742#false} #536#return; {6742#false} is VALID [2020-07-08 11:17:17,954 INFO L280 TraceCheckUtils]: 63: Hoare triple {6742#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {6742#false} is VALID [2020-07-08 11:17:17,954 INFO L280 TraceCheckUtils]: 64: Hoare triple {6742#false} assume !(0 != ~tmp___1~1); {6742#false} is VALID [2020-07-08 11:17:17,954 INFO L263 TraceCheckUtils]: 65: Hoare triple {6742#false} call __automaton_fail(); {6742#false} is VALID [2020-07-08 11:17:17,954 INFO L280 TraceCheckUtils]: 66: Hoare triple {6742#false} assume !false; {6742#false} is VALID [2020-07-08 11:17:17,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:17:17,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501141247] [2020-07-08 11:17:17,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:17:17,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:17:17,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573679721] [2020-07-08 11:17:17,969 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:17:17,972 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:17:17,972 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:17:18,052 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:18,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:17:18,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:17:18,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:17:18,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:17:18,054 INFO L87 Difference]: Start difference. First operand 513 states and 641 transitions. Second operand 6 states. [2020-07-08 11:17:18,796 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:25,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:25,147 INFO L93 Difference]: Finished difference Result 845 states and 1092 transitions. [2020-07-08 11:17:25,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 11:17:25,147 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:17:25,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:17:25,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 321 transitions. [2020-07-08 11:17:25,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:17:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 321 transitions. [2020-07-08 11:17:25,164 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 321 transitions. [2020-07-08 11:17:26,143 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 321 edges. 321 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:26,156 INFO L225 Difference]: With dead ends: 845 [2020-07-08 11:17:26,156 INFO L226 Difference]: Without dead ends: 356 [2020-07-08 11:17:26,158 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-08 11:17:26,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-07-08 11:17:29,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 335. [2020-07-08 11:17:29,515 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:29,515 INFO L82 GeneralOperation]: Start isEquivalent. First operand 356 states. Second operand 335 states. [2020-07-08 11:17:29,516 INFO L74 IsIncluded]: Start isIncluded. First operand 356 states. Second operand 335 states. [2020-07-08 11:17:29,516 INFO L87 Difference]: Start difference. First operand 356 states. Second operand 335 states. [2020-07-08 11:17:29,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:29,528 INFO L93 Difference]: Finished difference Result 356 states and 419 transitions. [2020-07-08 11:17:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2020-07-08 11:17:29,530 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:29,530 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:29,530 INFO L74 IsIncluded]: Start isIncluded. First operand 335 states. Second operand 356 states. [2020-07-08 11:17:29,530 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 356 states. [2020-07-08 11:17:29,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:29,544 INFO L93 Difference]: Finished difference Result 356 states and 419 transitions. [2020-07-08 11:17:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2020-07-08 11:17:29,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:29,546 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:29,546 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:29,546 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-07-08 11:17:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 386 transitions. [2020-07-08 11:17:29,559 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 386 transitions. Word has length 67 [2020-07-08 11:17:29,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:29,560 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 386 transitions. [2020-07-08 11:17:29,560 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:17:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 386 transitions. [2020-07-08 11:17:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:17:29,562 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:29,562 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, 1, 1, 1, 1, 1, 1] [2020-07-08 11:17:29,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:17:29,562 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:29,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:29,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1719041065, now seen corresponding path program 1 times [2020-07-08 11:17:29,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:29,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290597688] [2020-07-08 11:17:29,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:17:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:17:29,765 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:17:29,765 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:17:29,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 11:17:29,924 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryENTRY has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:17:29,925 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:17:29,926 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:17:29,927 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:17:29,928 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,929 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,929 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,929 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:17:29,929 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:17:29,929 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:17:29,929 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:17:29,932 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:17:29,932 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,932 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,932 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-08 11:17:29,933 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:17:29,934 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L710 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L710 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-08 11:17:29,935 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-08 11:17:29,936 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-08 11:17:29,937 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-08 11:17:29,938 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:17:29,939 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L946-1 has no Hoare annotation [2020-07-08 11:17:29,940 WARN L170 areAnnotationChecker]: L946-1 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:17:29,941 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L732-2 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L947 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L947 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L478-1 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: L710-1 has no Hoare annotation [2020-07-08 11:17:29,942 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L653 has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L653 has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L640-1 has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-08 11:17:29,943 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: L432-1 has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:17:29,944 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: L685-1 has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:17:29,945 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L875-1 has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:17:29,946 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:17:29,947 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L948 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L627-1 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-08 11:17:29,948 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: L950-1 has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: L666-1 has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: L653-1 has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-08 11:17:29,949 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: L526 has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-08 11:17:29,950 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L298-1 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L544-1 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L809-1 has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:17:29,951 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L910 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L910 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L534-1 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: L811-1 has no Hoare annotation [2020-07-08 11:17:29,952 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: L228-1 has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: L285-1 has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: L950 has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: L950 has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-08 11:17:29,953 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L907 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L907 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L770-2 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-08 11:17:29,954 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-08 11:17:29,955 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-08 11:17:29,956 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,957 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-08 11:17:29,958 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L380-1 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L396-1 has no Hoare annotation [2020-07-08 11:17:29,959 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-08 11:17:29,960 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-08 11:17:29,961 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L755-1 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L385 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-08 11:17:29,962 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-08 11:17:29,963 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,964 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L366 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:17:29,965 WARN L170 areAnnotationChecker]: L883-1 has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: L883-1 has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-08 11:17:29,966 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-08 11:17:29,967 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:17:29,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:17:29 BoogieIcfgContainer [2020-07-08 11:17:29,971 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:17:29,974 INFO L168 Benchmark]: Toolchain (without parser) took 81238.23 ms. Allocated memory was 135.3 MB in the beginning and 878.2 MB in the end (delta: 742.9 MB). Free memory was 98.7 MB in the beginning and 567.9 MB in the end (delta: -469.2 MB). Peak memory consumption was 273.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,975 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.42 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 98.5 MB in the beginning and 165.9 MB in the end (delta: -67.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,976 INFO L168 Benchmark]: Boogie Preprocessor took 127.58 ms. Allocated memory is still 199.8 MB. Free memory was 165.9 MB in the beginning and 160.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,977 INFO L168 Benchmark]: RCFGBuilder took 1898.79 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 160.0 MB in the beginning and 84.7 MB in the end (delta: 75.3 MB). Peak memory consumption was 102.1 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,977 INFO L168 Benchmark]: TraceAbstraction took 78480.35 ms. Allocated memory was 226.5 MB in the beginning and 878.2 MB in the end (delta: 651.7 MB). Free memory was 84.7 MB in the beginning and 567.9 MB in the end (delta: -483.3 MB). Peak memory consumption was 168.4 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,980 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 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.42 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 98.5 MB in the beginning and 165.9 MB in the end (delta: -67.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.58 ms. Allocated memory is still 199.8 MB. Free memory was 165.9 MB in the beginning and 160.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1898.79 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 160.0 MB in the beginning and 84.7 MB in the end (delta: 75.3 MB). Peak memory consumption was 102.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78480.35 ms. Allocated memory was 226.5 MB in the beginning and 878.2 MB in the end (delta: 651.7 MB). Free memory was 84.7 MB in the beginning and 567.9 MB in the end (delta: -483.3 MB). Peak memory consumption was 168.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L314] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L585] int pumpRunning = 0; [L586] int systemActive = 1; [L868] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=176, \old(head)=164, \old(methaneLevelCritical)=141, \old(pumpRunning)=129, \old(systemActive)=128, \old(waterLevel)=136, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L941] int retValue_acc ; [L942] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L946] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L947] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L948] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] int retValue_acc ; [L862] retValue_acc = 1 [L863] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L948] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L948] tmp = valid_product() [L950] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L952] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L953] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L935] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L515] int splverifierCounter ; [L516] int tmp ; [L517] int tmp___0 ; [L518] int tmp___1 ; [L519] int tmp___2 ; [L522] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L524] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L526] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L532] tmp = __VERIFIER_nondet_int() [L534] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L536] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L536] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L542] tmp___0 = __VERIFIER_nondet_int() [L544] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L552] tmp___2 = __VERIFIER_nondet_int() [L554] COND FALSE !(\read(tmp___2)) [L558] tmp___1 = __VERIFIER_nondet_int() [L560] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L562] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L784] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L791] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L562] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L569] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L593] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L600] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L608] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L797] int tmp ; [L798] int tmp___0 ; [L799] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L803] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L803] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L803] tmp = isMethaneLevelCritical() [L805] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L809] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L809] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L809] tmp___0 = getWaterLevel() [L811] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L813] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L717] int retValue_acc ; [L720] retValue_acc = pumpRunning [L721] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L813] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L813] tmp___1 = isPumpRunning() [L815] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L819] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L140] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 78.2s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 59.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 557 SDtfs, 956 SDslu, 368 SDs, 0 SdLazy, 2034 SolverSat, 611 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=513occurred 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: 14.7s AutomataMinimizationTime, 5 MinimizatonAttempts, 207 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...