/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_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:23:16,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:23:16,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:23:16,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:23:16,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:23:16,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:23:16,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:23:16,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:23:16,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:23:16,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:23:16,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:23:16,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:23:16,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:23:16,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:23:16,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:23:16,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:23:16,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:23:16,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:23:16,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:23:16,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:23:16,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:23:16,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:23:16,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:23:16,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:23:16,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:23:16,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:23:16,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:23:16,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:23:16,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:23:16,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:23:16,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:23:16,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:23:16,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:23:16,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:23:16,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:23:16,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:23:16,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:23:16,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:23:16,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:23:16,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:23:16,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:23:16,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:23:16,482 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:23:16,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:23:16,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:23:16,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:23:16,486 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:23:16,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:23:16,486 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:23:16,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:23:16,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:23:16,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:23:16,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:23:16,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:23:16,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:23:16,489 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:23:16,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:23:16,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:23:16,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:23:16,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:23:16,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:23:16,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:23:16,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:23:16,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:23:16,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:23:16,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:23:16,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:23:16,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:23:16,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:23:16,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:23:16,493 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:23:16,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:23:16,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:23:16,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:23:16,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:23:16,787 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:23:16,787 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:23:16,788 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c [2020-07-17 21:23:16,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a846f7164/d875252fae4d45178b8e10187191b168/FLAGa6d3f534d [2020-07-17 21:23:17,343 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:23:17,344 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c [2020-07-17 21:23:17,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a846f7164/d875252fae4d45178b8e10187191b168/FLAGa6d3f534d [2020-07-17 21:23:17,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a846f7164/d875252fae4d45178b8e10187191b168 [2020-07-17 21:23:17,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:23:17,747 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:23:17,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:23:17,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:23:17,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:23:17,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:23:17" (1/1) ... [2020-07-17 21:23:17,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f068321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:17, skipping insertion in model container [2020-07-17 21:23:17,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:23:17" (1/1) ... [2020-07-17 21:23:17,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:23:17,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:23:18,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:23:18,323 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:23:18,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:23:18,469 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:23:18,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18 WrapperNode [2020-07-17 21:23:18,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:23:18,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:23:18,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:23:18,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:23:18,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... [2020-07-17 21:23:18,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:23:18,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:23:18,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:23:18,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:23:18,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:23:18,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:23:18,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:23:18,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:23:18,688 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:23:18,688 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:23:18,688 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:23:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:23:18,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:23:18,690 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:23:18,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:23:18,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:23:18,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:23:18,690 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:23:18,691 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:23:18,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:23:18,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:23:18,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:23:18,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:23:18,691 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:23:18,692 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:23:18,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:23:18,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:23:18,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:23:18,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:23:18,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:23:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:23:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:23:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:23:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:23:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:23:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:23:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:23:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:23:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:23:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:23:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:23:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:23:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:23:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:23:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:23:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:23:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:23:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:23:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:23:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:23:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:23:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:23:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:23:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:23:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:23:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:23:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:23:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:23:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:23:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:23:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:23:20,313 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:23:20,314 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:23:20,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:23:20 BoogieIcfgContainer [2020-07-17 21:23:20,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:23:20,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:23:20,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:23:20,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:23:20,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:23:17" (1/3) ... [2020-07-17 21:23:20,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7068a45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:23:20, skipping insertion in model container [2020-07-17 21:23:20,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:18" (2/3) ... [2020-07-17 21:23:20,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7068a45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:23:20, skipping insertion in model container [2020-07-17 21:23:20,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:23:20" (3/3) ... [2020-07-17 21:23:20,335 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product39.cil.c [2020-07-17 21:23:20,346 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:23:20,355 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:23:20,370 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:23:20,403 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:23:20,403 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:23:20,404 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:23:20,404 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:23:20,404 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:23:20,405 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:23:20,405 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:23:20,405 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:23:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-07-17 21:23:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:23:20,457 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:20,459 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:20,460 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:20,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:20,467 INFO L82 PathProgramCache]: Analyzing trace with hash -899623382, now seen corresponding path program 1 times [2020-07-17 21:23:20,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:20,482 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778926065] [2020-07-17 21:23:20,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,241 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,334 INFO L280 TraceCheckUtils]: 0: Hoare triple {204#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {181#true} is VALID [2020-07-17 21:23:21,340 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,341 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #529#return; {181#true} is VALID [2020-07-17 21:23:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,353 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,354 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #431#return; {181#true} is VALID [2020-07-17 21:23:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,358 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,359 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #433#return; {181#true} is VALID [2020-07-17 21:23:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,367 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-17 21:23:21,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,368 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #435#return; {181#true} is VALID [2020-07-17 21:23:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,373 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,374 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #437#return; {181#true} is VALID [2020-07-17 21:23:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,382 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {181#true} is VALID [2020-07-17 21:23:21,382 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,383 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #521#return; {182#false} is VALID [2020-07-17 21:23:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,388 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {181#true} is VALID [2020-07-17 21:23:21,388 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,389 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #523#return; {182#false} is VALID [2020-07-17 21:23:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:21,398 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {181#true} is VALID [2020-07-17 21:23:21,399 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,399 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #525#return; {182#false} is VALID [2020-07-17 21:23:21,405 INFO L263 TraceCheckUtils]: 0: Hoare triple {181#true} call ULTIMATE.init(); {204#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:23:21,406 INFO L280 TraceCheckUtils]: 1: Hoare triple {204#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {181#true} is VALID [2020-07-17 21:23:21,406 INFO L280 TraceCheckUtils]: 2: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,407 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {181#true} {181#true} #529#return; {181#true} is VALID [2020-07-17 21:23:21,407 INFO L263 TraceCheckUtils]: 4: Hoare triple {181#true} call #t~ret74 := main(); {181#true} is VALID [2020-07-17 21:23:21,408 INFO L280 TraceCheckUtils]: 5: Hoare triple {181#true} havoc ~retValue_acc~11;havoc ~tmp~7; {181#true} is VALID [2020-07-17 21:23:21,408 INFO L263 TraceCheckUtils]: 6: Hoare triple {181#true} call select_helpers(); {181#true} is VALID [2020-07-17 21:23:21,408 INFO L280 TraceCheckUtils]: 7: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,408 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {181#true} {181#true} #431#return; {181#true} is VALID [2020-07-17 21:23:21,409 INFO L263 TraceCheckUtils]: 9: Hoare triple {181#true} call select_features(); {181#true} is VALID [2020-07-17 21:23:21,409 INFO L280 TraceCheckUtils]: 10: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,409 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {181#true} {181#true} #433#return; {181#true} is VALID [2020-07-17 21:23:21,410 INFO L263 TraceCheckUtils]: 12: Hoare triple {181#true} call #t~ret70 := valid_product(); {181#true} is VALID [2020-07-17 21:23:21,410 INFO L280 TraceCheckUtils]: 13: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-17 21:23:21,411 INFO L280 TraceCheckUtils]: 14: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,411 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {181#true} {181#true} #435#return; {181#true} is VALID [2020-07-17 21:23:21,412 INFO L280 TraceCheckUtils]: 16: Hoare triple {181#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {181#true} is VALID [2020-07-17 21:23:21,412 INFO L280 TraceCheckUtils]: 17: Hoare triple {181#true} assume 0 != ~tmp~7; {181#true} is VALID [2020-07-17 21:23:21,412 INFO L263 TraceCheckUtils]: 18: Hoare triple {181#true} call setup(); {181#true} is VALID [2020-07-17 21:23:21,413 INFO L280 TraceCheckUtils]: 19: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,413 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {181#true} {181#true} #437#return; {181#true} is VALID [2020-07-17 21:23:21,413 INFO L263 TraceCheckUtils]: 21: Hoare triple {181#true} call runTest(); {181#true} is VALID [2020-07-17 21:23:21,414 INFO L263 TraceCheckUtils]: 22: Hoare triple {181#true} call test(); {181#true} is VALID [2020-07-17 21:23:21,414 INFO L280 TraceCheckUtils]: 23: Hoare triple {181#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {181#true} is VALID [2020-07-17 21:23:21,415 INFO L280 TraceCheckUtils]: 24: Hoare triple {181#true} assume !true; {182#false} is VALID [2020-07-17 21:23:21,415 INFO L263 TraceCheckUtils]: 25: Hoare triple {182#false} call cleanup(); {182#false} is VALID [2020-07-17 21:23:21,416 INFO L280 TraceCheckUtils]: 26: Hoare triple {182#false} havoc ~i~0;havoc ~__cil_tmp2~0; {182#false} is VALID [2020-07-17 21:23:21,416 INFO L263 TraceCheckUtils]: 27: Hoare triple {182#false} call timeShift(); {182#false} is VALID [2020-07-17 21:23:21,416 INFO L280 TraceCheckUtils]: 28: Hoare triple {182#false} assume !(0 != ~pumpRunning~0); {182#false} is VALID [2020-07-17 21:23:21,416 INFO L280 TraceCheckUtils]: 29: Hoare triple {182#false} assume !(0 != ~systemActive~0); {182#false} is VALID [2020-07-17 21:23:21,417 INFO L263 TraceCheckUtils]: 30: Hoare triple {182#false} call __utac_acc__Specification3_spec__1(); {182#false} is VALID [2020-07-17 21:23:21,417 INFO L280 TraceCheckUtils]: 31: Hoare triple {182#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {182#false} is VALID [2020-07-17 21:23:21,421 INFO L263 TraceCheckUtils]: 32: Hoare triple {182#false} call #t~ret71 := isMethaneLevelCritical(); {181#true} is VALID [2020-07-17 21:23:21,421 INFO L280 TraceCheckUtils]: 33: Hoare triple {181#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {181#true} is VALID [2020-07-17 21:23:21,421 INFO L280 TraceCheckUtils]: 34: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,421 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {181#true} {182#false} #521#return; {182#false} is VALID [2020-07-17 21:23:21,422 INFO L280 TraceCheckUtils]: 36: Hoare triple {182#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {182#false} is VALID [2020-07-17 21:23:21,422 INFO L280 TraceCheckUtils]: 37: Hoare triple {182#false} assume !(0 != ~tmp~8); {182#false} is VALID [2020-07-17 21:23:21,423 INFO L263 TraceCheckUtils]: 38: Hoare triple {182#false} call #t~ret72 := getWaterLevel(); {181#true} is VALID [2020-07-17 21:23:21,424 INFO L280 TraceCheckUtils]: 39: Hoare triple {181#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {181#true} is VALID [2020-07-17 21:23:21,424 INFO L280 TraceCheckUtils]: 40: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,424 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {181#true} {182#false} #523#return; {182#false} is VALID [2020-07-17 21:23:21,425 INFO L280 TraceCheckUtils]: 42: Hoare triple {182#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {182#false} is VALID [2020-07-17 21:23:21,425 INFO L280 TraceCheckUtils]: 43: Hoare triple {182#false} assume 2 == ~tmp___0~2; {182#false} is VALID [2020-07-17 21:23:21,427 INFO L263 TraceCheckUtils]: 44: Hoare triple {182#false} call #t~ret73 := isPumpRunning(); {181#true} is VALID [2020-07-17 21:23:21,427 INFO L280 TraceCheckUtils]: 45: Hoare triple {181#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {181#true} is VALID [2020-07-17 21:23:21,427 INFO L280 TraceCheckUtils]: 46: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-17 21:23:21,428 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {181#true} {182#false} #525#return; {182#false} is VALID [2020-07-17 21:23:21,428 INFO L280 TraceCheckUtils]: 48: Hoare triple {182#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {182#false} is VALID [2020-07-17 21:23:21,428 INFO L280 TraceCheckUtils]: 49: Hoare triple {182#false} assume !(0 != ~tmp___1~1); {182#false} is VALID [2020-07-17 21:23:21,429 INFO L263 TraceCheckUtils]: 50: Hoare triple {182#false} call __automaton_fail(); {182#false} is VALID [2020-07-17 21:23:21,429 INFO L280 TraceCheckUtils]: 51: Hoare triple {182#false} assume !false; {182#false} is VALID [2020-07-17 21:23:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:21,444 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778926065] [2020-07-17 21:23:21,445 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:21,445 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:23:21,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410933933] [2020-07-17 21:23:21,454 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:23:21,457 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:21,461 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:23:21,553 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:21,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:23:21,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:21,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:23:21,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:23:21,566 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 3 states. [2020-07-17 21:23:26,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:26,232 INFO L93 Difference]: Finished difference Result 313 states and 411 transitions. [2020-07-17 21:23:26,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:23:26,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:23:26,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:26,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:23:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2020-07-17 21:23:26,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:23:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2020-07-17 21:23:26,284 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 411 transitions. [2020-07-17 21:23:27,679 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 411 edges. 411 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:27,723 INFO L225 Difference]: With dead ends: 313 [2020-07-17 21:23:27,723 INFO L226 Difference]: Without dead ends: 169 [2020-07-17 21:23:27,734 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 [2020-07-17 21:23:27,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-07-17 21:23:29,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 135. [2020-07-17 21:23:29,074 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:29,074 INFO L82 GeneralOperation]: Start isEquivalent. First operand 169 states. Second operand 135 states. [2020-07-17 21:23:29,075 INFO L74 IsIncluded]: Start isIncluded. First operand 169 states. Second operand 135 states. [2020-07-17 21:23:29,075 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 135 states. [2020-07-17 21:23:29,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:29,091 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2020-07-17 21:23:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2020-07-17 21:23:29,095 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:29,095 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:29,096 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 169 states. [2020-07-17 21:23:29,096 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 169 states. [2020-07-17 21:23:29,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:29,109 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2020-07-17 21:23:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2020-07-17 21:23:29,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:29,113 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:29,113 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:29,114 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-17 21:23:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2020-07-17 21:23:29,124 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 52 [2020-07-17 21:23:29,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:29,124 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2020-07-17 21:23:29,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:23:29,124 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2020-07-17 21:23:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:23:29,127 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:29,128 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] [2020-07-17 21:23:29,128 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:23:29,128 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:29,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:29,129 INFO L82 PathProgramCache]: Analyzing trace with hash 345033864, now seen corresponding path program 1 times [2020-07-17 21:23:29,129 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:29,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718828191] [2020-07-17 21:23:29,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:29,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,551 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {1198#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1174#true} is VALID [2020-07-17 21:23:29,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,618 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1174#true} #529#return; {1174#true} is VALID [2020-07-17 21:23:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,621 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,622 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #431#return; {1174#true} is VALID [2020-07-17 21:23:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,625 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,625 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #433#return; {1174#true} is VALID [2020-07-17 21:23:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,629 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1174#true} is VALID [2020-07-17 21:23:29,629 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,630 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1174#true} #435#return; {1174#true} is VALID [2020-07-17 21:23:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,633 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #437#return; {1174#true} is VALID [2020-07-17 21:23:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,636 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1174#true} is VALID [2020-07-17 21:23:29,636 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,637 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #521#return; {1175#false} is VALID [2020-07-17 21:23:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1174#true} is VALID [2020-07-17 21:23:29,640 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,641 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #523#return; {1175#false} is VALID [2020-07-17 21:23:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:29,644 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {1174#true} is VALID [2020-07-17 21:23:29,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,645 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #525#return; {1175#false} is VALID [2020-07-17 21:23:29,649 INFO L263 TraceCheckUtils]: 0: Hoare triple {1174#true} call ULTIMATE.init(); {1198#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:23:29,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {1198#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {1174#true} is VALID [2020-07-17 21:23:29,650 INFO L280 TraceCheckUtils]: 2: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,650 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1174#true} {1174#true} #529#return; {1174#true} is VALID [2020-07-17 21:23:29,650 INFO L263 TraceCheckUtils]: 4: Hoare triple {1174#true} call #t~ret74 := main(); {1174#true} is VALID [2020-07-17 21:23:29,651 INFO L280 TraceCheckUtils]: 5: Hoare triple {1174#true} havoc ~retValue_acc~11;havoc ~tmp~7; {1174#true} is VALID [2020-07-17 21:23:29,651 INFO L263 TraceCheckUtils]: 6: Hoare triple {1174#true} call select_helpers(); {1174#true} is VALID [2020-07-17 21:23:29,651 INFO L280 TraceCheckUtils]: 7: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,652 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1174#true} {1174#true} #431#return; {1174#true} is VALID [2020-07-17 21:23:29,652 INFO L263 TraceCheckUtils]: 9: Hoare triple {1174#true} call select_features(); {1174#true} is VALID [2020-07-17 21:23:29,652 INFO L280 TraceCheckUtils]: 10: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,653 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1174#true} {1174#true} #433#return; {1174#true} is VALID [2020-07-17 21:23:29,653 INFO L263 TraceCheckUtils]: 12: Hoare triple {1174#true} call #t~ret70 := valid_product(); {1174#true} is VALID [2020-07-17 21:23:29,653 INFO L280 TraceCheckUtils]: 13: Hoare triple {1174#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1174#true} is VALID [2020-07-17 21:23:29,653 INFO L280 TraceCheckUtils]: 14: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,654 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1174#true} {1174#true} #435#return; {1174#true} is VALID [2020-07-17 21:23:29,654 INFO L280 TraceCheckUtils]: 16: Hoare triple {1174#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1174#true} is VALID [2020-07-17 21:23:29,654 INFO L280 TraceCheckUtils]: 17: Hoare triple {1174#true} assume 0 != ~tmp~7; {1174#true} is VALID [2020-07-17 21:23:29,655 INFO L263 TraceCheckUtils]: 18: Hoare triple {1174#true} call setup(); {1174#true} is VALID [2020-07-17 21:23:29,655 INFO L280 TraceCheckUtils]: 19: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,655 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1174#true} {1174#true} #437#return; {1174#true} is VALID [2020-07-17 21:23:29,655 INFO L263 TraceCheckUtils]: 21: Hoare triple {1174#true} call runTest(); {1174#true} is VALID [2020-07-17 21:23:29,656 INFO L263 TraceCheckUtils]: 22: Hoare triple {1174#true} call test(); {1174#true} is VALID [2020-07-17 21:23:29,656 INFO L280 TraceCheckUtils]: 23: Hoare triple {1174#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1188#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:23:29,657 INFO L280 TraceCheckUtils]: 24: Hoare triple {1188#(= 0 test_~splverifierCounter~0)} assume !false; {1188#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:23:29,658 INFO L280 TraceCheckUtils]: 25: Hoare triple {1188#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1175#false} is VALID [2020-07-17 21:23:29,658 INFO L263 TraceCheckUtils]: 26: Hoare triple {1175#false} call cleanup(); {1175#false} is VALID [2020-07-17 21:23:29,658 INFO L280 TraceCheckUtils]: 27: Hoare triple {1175#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1175#false} is VALID [2020-07-17 21:23:29,659 INFO L263 TraceCheckUtils]: 28: Hoare triple {1175#false} call timeShift(); {1175#false} is VALID [2020-07-17 21:23:29,659 INFO L280 TraceCheckUtils]: 29: Hoare triple {1175#false} assume !(0 != ~pumpRunning~0); {1175#false} is VALID [2020-07-17 21:23:29,659 INFO L280 TraceCheckUtils]: 30: Hoare triple {1175#false} assume !(0 != ~systemActive~0); {1175#false} is VALID [2020-07-17 21:23:29,660 INFO L263 TraceCheckUtils]: 31: Hoare triple {1175#false} call __utac_acc__Specification3_spec__1(); {1175#false} is VALID [2020-07-17 21:23:29,660 INFO L280 TraceCheckUtils]: 32: Hoare triple {1175#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1175#false} is VALID [2020-07-17 21:23:29,660 INFO L263 TraceCheckUtils]: 33: Hoare triple {1175#false} call #t~ret71 := isMethaneLevelCritical(); {1174#true} is VALID [2020-07-17 21:23:29,660 INFO L280 TraceCheckUtils]: 34: Hoare triple {1174#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1174#true} is VALID [2020-07-17 21:23:29,661 INFO L280 TraceCheckUtils]: 35: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,661 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1174#true} {1175#false} #521#return; {1175#false} is VALID [2020-07-17 21:23:29,661 INFO L280 TraceCheckUtils]: 37: Hoare triple {1175#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {1175#false} is VALID [2020-07-17 21:23:29,662 INFO L280 TraceCheckUtils]: 38: Hoare triple {1175#false} assume !(0 != ~tmp~8); {1175#false} is VALID [2020-07-17 21:23:29,662 INFO L263 TraceCheckUtils]: 39: Hoare triple {1175#false} call #t~ret72 := getWaterLevel(); {1174#true} is VALID [2020-07-17 21:23:29,662 INFO L280 TraceCheckUtils]: 40: Hoare triple {1174#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1174#true} is VALID [2020-07-17 21:23:29,662 INFO L280 TraceCheckUtils]: 41: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,663 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1174#true} {1175#false} #523#return; {1175#false} is VALID [2020-07-17 21:23:29,663 INFO L280 TraceCheckUtils]: 43: Hoare triple {1175#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {1175#false} is VALID [2020-07-17 21:23:29,663 INFO L280 TraceCheckUtils]: 44: Hoare triple {1175#false} assume 2 == ~tmp___0~2; {1175#false} is VALID [2020-07-17 21:23:29,664 INFO L263 TraceCheckUtils]: 45: Hoare triple {1175#false} call #t~ret73 := isPumpRunning(); {1174#true} is VALID [2020-07-17 21:23:29,664 INFO L280 TraceCheckUtils]: 46: Hoare triple {1174#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {1174#true} is VALID [2020-07-17 21:23:29,664 INFO L280 TraceCheckUtils]: 47: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-17 21:23:29,664 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1174#true} {1175#false} #525#return; {1175#false} is VALID [2020-07-17 21:23:29,665 INFO L280 TraceCheckUtils]: 49: Hoare triple {1175#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {1175#false} is VALID [2020-07-17 21:23:29,665 INFO L280 TraceCheckUtils]: 50: Hoare triple {1175#false} assume !(0 != ~tmp___1~1); {1175#false} is VALID [2020-07-17 21:23:29,665 INFO L263 TraceCheckUtils]: 51: Hoare triple {1175#false} call __automaton_fail(); {1175#false} is VALID [2020-07-17 21:23:29,665 INFO L280 TraceCheckUtils]: 52: Hoare triple {1175#false} assume !false; {1175#false} is VALID [2020-07-17 21:23:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:29,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718828191] [2020-07-17 21:23:29,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:29,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:23:29,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942724624] [2020-07-17 21:23:29,675 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:23:29,675 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:29,676 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:23:29,735 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:29,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:23:29,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:29,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:23:29,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:23:29,736 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 4 states. [2020-07-17 21:23:30,929 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:23:34,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:34,638 INFO L93 Difference]: Finished difference Result 240 states and 294 transitions. [2020-07-17 21:23:34,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:23:34,639 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:23:34,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:34,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:23:34,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2020-07-17 21:23:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:23:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2020-07-17 21:23:34,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 294 transitions. [2020-07-17 21:23:35,675 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 294 edges. 294 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:35,682 INFO L225 Difference]: With dead ends: 240 [2020-07-17 21:23:35,683 INFO L226 Difference]: Without dead ends: 153 [2020-07-17 21:23:35,684 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 [2020-07-17 21:23:35,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-17 21:23:37,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 126. [2020-07-17 21:23:37,087 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:37,087 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand 126 states. [2020-07-17 21:23:37,087 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand 126 states. [2020-07-17 21:23:37,088 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 126 states. [2020-07-17 21:23:37,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:37,102 INFO L93 Difference]: Finished difference Result 153 states and 190 transitions. [2020-07-17 21:23:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2020-07-17 21:23:37,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:37,109 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:37,109 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 153 states. [2020-07-17 21:23:37,110 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 153 states. [2020-07-17 21:23:37,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:37,127 INFO L93 Difference]: Finished difference Result 153 states and 190 transitions. [2020-07-17 21:23:37,127 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2020-07-17 21:23:37,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:37,128 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:37,128 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:37,128 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-17 21:23:37,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2020-07-17 21:23:37,134 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 53 [2020-07-17 21:23:37,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:37,136 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2020-07-17 21:23:37,136 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:23:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2020-07-17 21:23:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:23:37,141 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:37,141 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:37,142 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:23:37,142 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:37,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:37,142 INFO L82 PathProgramCache]: Analyzing trace with hash -1653234581, now seen corresponding path program 1 times [2020-07-17 21:23:37,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:37,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919073663] [2020-07-17 21:23:37,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,636 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,734 INFO L280 TraceCheckUtils]: 0: Hoare triple {2058#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,735 INFO L280 TraceCheckUtils]: 1: Hoare triple {2036#(= 1 ~systemActive~0)} assume true; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,735 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2036#(= 1 ~systemActive~0)} {2031#true} #529#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,739 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,740 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #431#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,744 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,745 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #433#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,799 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:23:37,800 INFO L280 TraceCheckUtils]: 1: Hoare triple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:23:37,801 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2036#(= 1 ~systemActive~0)} #435#return; {2044#(= |main_#t~ret70| ~systemActive~0)} is VALID [2020-07-17 21:23:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,804 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,805 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2046#(not (= 0 ~systemActive~0))} #437#return; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,808 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2031#true} is VALID [2020-07-17 21:23:37,808 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,808 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #521#return; {2032#false} is VALID [2020-07-17 21:23:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,811 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2031#true} is VALID [2020-07-17 21:23:37,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,811 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #523#return; {2032#false} is VALID [2020-07-17 21:23:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:37,814 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {2031#true} is VALID [2020-07-17 21:23:37,814 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,814 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #525#return; {2032#false} is VALID [2020-07-17 21:23:37,820 INFO L263 TraceCheckUtils]: 0: Hoare triple {2031#true} call ULTIMATE.init(); {2058#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:23:37,825 INFO L280 TraceCheckUtils]: 1: Hoare triple {2058#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,826 INFO L280 TraceCheckUtils]: 2: Hoare triple {2036#(= 1 ~systemActive~0)} assume true; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,827 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2036#(= 1 ~systemActive~0)} {2031#true} #529#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,828 INFO L263 TraceCheckUtils]: 4: Hoare triple {2036#(= 1 ~systemActive~0)} call #t~ret74 := main(); {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,829 INFO L280 TraceCheckUtils]: 5: Hoare triple {2036#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,829 INFO L263 TraceCheckUtils]: 6: Hoare triple {2036#(= 1 ~systemActive~0)} call select_helpers(); {2031#true} is VALID [2020-07-17 21:23:37,829 INFO L280 TraceCheckUtils]: 7: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,830 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #431#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,830 INFO L263 TraceCheckUtils]: 9: Hoare triple {2036#(= 1 ~systemActive~0)} call select_features(); {2031#true} is VALID [2020-07-17 21:23:37,830 INFO L280 TraceCheckUtils]: 10: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,830 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #433#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:37,831 INFO L263 TraceCheckUtils]: 12: Hoare triple {2036#(= 1 ~systemActive~0)} call #t~ret70 := valid_product(); {2031#true} is VALID [2020-07-17 21:23:37,831 INFO L280 TraceCheckUtils]: 13: Hoare triple {2031#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:23:37,832 INFO L280 TraceCheckUtils]: 14: Hoare triple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:23:37,833 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2059#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2036#(= 1 ~systemActive~0)} #435#return; {2044#(= |main_#t~ret70| ~systemActive~0)} is VALID [2020-07-17 21:23:37,834 INFO L280 TraceCheckUtils]: 16: Hoare triple {2044#(= |main_#t~ret70| ~systemActive~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {2045#(= main_~tmp~7 ~systemActive~0)} is VALID [2020-07-17 21:23:37,835 INFO L280 TraceCheckUtils]: 17: Hoare triple {2045#(= main_~tmp~7 ~systemActive~0)} assume 0 != ~tmp~7; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,835 INFO L263 TraceCheckUtils]: 18: Hoare triple {2046#(not (= 0 ~systemActive~0))} call setup(); {2031#true} is VALID [2020-07-17 21:23:37,835 INFO L280 TraceCheckUtils]: 19: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,836 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2031#true} {2046#(not (= 0 ~systemActive~0))} #437#return; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,837 INFO L263 TraceCheckUtils]: 21: Hoare triple {2046#(not (= 0 ~systemActive~0))} call runTest(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,837 INFO L263 TraceCheckUtils]: 22: Hoare triple {2046#(not (= 0 ~systemActive~0))} call test(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,838 INFO L280 TraceCheckUtils]: 23: Hoare triple {2046#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,842 INFO L280 TraceCheckUtils]: 24: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !false; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,842 INFO L280 TraceCheckUtils]: 25: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,843 INFO L280 TraceCheckUtils]: 26: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~3 := #t~nondet31;havoc #t~nondet31; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,848 INFO L280 TraceCheckUtils]: 27: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,852 INFO L280 TraceCheckUtils]: 28: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp___0~1 := #t~nondet32;havoc #t~nondet32; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,853 INFO L280 TraceCheckUtils]: 29: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,854 INFO L280 TraceCheckUtils]: 30: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___2~0 := #t~nondet33;havoc #t~nondet33; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,854 INFO L280 TraceCheckUtils]: 31: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,854 INFO L263 TraceCheckUtils]: 32: Hoare triple {2046#(not (= 0 ~systemActive~0))} call timeShift(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,855 INFO L280 TraceCheckUtils]: 33: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:37,855 INFO L280 TraceCheckUtils]: 34: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2032#false} is VALID [2020-07-17 21:23:37,855 INFO L263 TraceCheckUtils]: 35: Hoare triple {2032#false} call __utac_acc__Specification3_spec__1(); {2032#false} is VALID [2020-07-17 21:23:37,856 INFO L280 TraceCheckUtils]: 36: Hoare triple {2032#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {2032#false} is VALID [2020-07-17 21:23:37,856 INFO L263 TraceCheckUtils]: 37: Hoare triple {2032#false} call #t~ret71 := isMethaneLevelCritical(); {2031#true} is VALID [2020-07-17 21:23:37,856 INFO L280 TraceCheckUtils]: 38: Hoare triple {2031#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2031#true} is VALID [2020-07-17 21:23:37,856 INFO L280 TraceCheckUtils]: 39: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,856 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2031#true} {2032#false} #521#return; {2032#false} is VALID [2020-07-17 21:23:37,856 INFO L280 TraceCheckUtils]: 41: Hoare triple {2032#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {2032#false} is VALID [2020-07-17 21:23:37,857 INFO L280 TraceCheckUtils]: 42: Hoare triple {2032#false} assume !(0 != ~tmp~8); {2032#false} is VALID [2020-07-17 21:23:37,857 INFO L263 TraceCheckUtils]: 43: Hoare triple {2032#false} call #t~ret72 := getWaterLevel(); {2031#true} is VALID [2020-07-17 21:23:37,857 INFO L280 TraceCheckUtils]: 44: Hoare triple {2031#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2031#true} is VALID [2020-07-17 21:23:37,857 INFO L280 TraceCheckUtils]: 45: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,858 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2031#true} {2032#false} #523#return; {2032#false} is VALID [2020-07-17 21:23:37,858 INFO L280 TraceCheckUtils]: 47: Hoare triple {2032#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {2032#false} is VALID [2020-07-17 21:23:37,858 INFO L280 TraceCheckUtils]: 48: Hoare triple {2032#false} assume 2 == ~tmp___0~2; {2032#false} is VALID [2020-07-17 21:23:37,858 INFO L263 TraceCheckUtils]: 49: Hoare triple {2032#false} call #t~ret73 := isPumpRunning(); {2031#true} is VALID [2020-07-17 21:23:37,858 INFO L280 TraceCheckUtils]: 50: Hoare triple {2031#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {2031#true} is VALID [2020-07-17 21:23:37,859 INFO L280 TraceCheckUtils]: 51: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-17 21:23:37,859 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2031#true} {2032#false} #525#return; {2032#false} is VALID [2020-07-17 21:23:37,859 INFO L280 TraceCheckUtils]: 53: Hoare triple {2032#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {2032#false} is VALID [2020-07-17 21:23:37,859 INFO L280 TraceCheckUtils]: 54: Hoare triple {2032#false} assume !(0 != ~tmp___1~1); {2032#false} is VALID [2020-07-17 21:23:37,859 INFO L263 TraceCheckUtils]: 55: Hoare triple {2032#false} call __automaton_fail(); {2032#false} is VALID [2020-07-17 21:23:37,860 INFO L280 TraceCheckUtils]: 56: Hoare triple {2032#false} assume !false; {2032#false} is VALID [2020-07-17 21:23:37,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:37,869 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919073663] [2020-07-17 21:23:37,869 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:37,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:23:37,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717650454] [2020-07-17 21:23:37,870 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:23:37,871 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:37,871 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:23:37,941 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:37,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:23:37,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:37,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:23:37,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:23:37,943 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 8 states. [2020-07-17 21:23:38,674 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:39,592 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:23:40,007 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:40,320 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:44,100 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:23:55,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:55,314 INFO L93 Difference]: Finished difference Result 436 states and 543 transitions. [2020-07-17 21:23:55,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:23:55,314 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:23:55,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:55,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 543 transitions. [2020-07-17 21:23:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 543 transitions. [2020-07-17 21:23:55,338 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 543 transitions. [2020-07-17 21:23:57,433 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 543 edges. 543 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:57,450 INFO L225 Difference]: With dead ends: 436 [2020-07-17 21:23:57,450 INFO L226 Difference]: Without dead ends: 334 [2020-07-17 21:23:57,451 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 [2020-07-17 21:23:57,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-07-17 21:24:00,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 276. [2020-07-17 21:24:00,437 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:00,437 INFO L82 GeneralOperation]: Start isEquivalent. First operand 334 states. Second operand 276 states. [2020-07-17 21:24:00,437 INFO L74 IsIncluded]: Start isIncluded. First operand 334 states. Second operand 276 states. [2020-07-17 21:24:00,437 INFO L87 Difference]: Start difference. First operand 334 states. Second operand 276 states. [2020-07-17 21:24:00,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:00,458 INFO L93 Difference]: Finished difference Result 334 states and 412 transitions. [2020-07-17 21:24:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2020-07-17 21:24:00,459 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:00,460 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:00,460 INFO L74 IsIncluded]: Start isIncluded. First operand 276 states. Second operand 334 states. [2020-07-17 21:24:00,460 INFO L87 Difference]: Start difference. First operand 276 states. Second operand 334 states. [2020-07-17 21:24:00,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:00,478 INFO L93 Difference]: Finished difference Result 334 states and 412 transitions. [2020-07-17 21:24:00,478 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2020-07-17 21:24:00,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:00,480 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:00,480 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:00,480 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-07-17 21:24:00,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 335 transitions. [2020-07-17 21:24:00,493 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 335 transitions. Word has length 57 [2020-07-17 21:24:00,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:00,493 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 335 transitions. [2020-07-17 21:24:00,493 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:24:00,493 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 335 transitions. [2020-07-17 21:24:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:24:00,494 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:00,495 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] [2020-07-17 21:24:00,495 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:24:00,495 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:00,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:00,496 INFO L82 PathProgramCache]: Analyzing trace with hash -55334840, now seen corresponding path program 1 times [2020-07-17 21:24:00,496 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:00,496 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294459718] [2020-07-17 21:24:00,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,944 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,015 INFO L280 TraceCheckUtils]: 0: Hoare triple {3771#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,016 INFO L280 TraceCheckUtils]: 1: Hoare triple {3746#(= 1 ~waterLevel~0)} assume true; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,017 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3746#(= 1 ~waterLevel~0)} {3741#true} #529#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,021 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,022 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #431#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,025 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,026 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #433#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,031 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3741#true} is VALID [2020-07-17 21:24:01,032 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,032 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #435#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,036 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,037 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #437#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,057 INFO L280 TraceCheckUtils]: 0: Hoare triple {3772#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3741#true} is VALID [2020-07-17 21:24:01,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} ~systemActive~0 := 0; {3741#true} is VALID [2020-07-17 21:24:01,058 INFO L280 TraceCheckUtils]: 2: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,059 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #485#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,063 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3741#true} is VALID [2020-07-17 21:24:01,063 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,064 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #521#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,082 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:01,083 INFO L280 TraceCheckUtils]: 1: Hoare triple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:01,084 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} {3746#(= 1 ~waterLevel~0)} #523#return; {3766#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} is VALID [2020-07-17 21:24:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:01,088 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {3741#true} is VALID [2020-07-17 21:24:01,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,089 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3742#false} #525#return; {3742#false} is VALID [2020-07-17 21:24:01,094 INFO L263 TraceCheckUtils]: 0: Hoare triple {3741#true} call ULTIMATE.init(); {3771#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:24:01,100 INFO L280 TraceCheckUtils]: 1: Hoare triple {3771#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,101 INFO L280 TraceCheckUtils]: 2: Hoare triple {3746#(= 1 ~waterLevel~0)} assume true; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,102 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3746#(= 1 ~waterLevel~0)} {3741#true} #529#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,102 INFO L263 TraceCheckUtils]: 4: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,103 INFO L280 TraceCheckUtils]: 5: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,103 INFO L263 TraceCheckUtils]: 6: Hoare triple {3746#(= 1 ~waterLevel~0)} call select_helpers(); {3741#true} is VALID [2020-07-17 21:24:01,104 INFO L280 TraceCheckUtils]: 7: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,104 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #431#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,105 INFO L263 TraceCheckUtils]: 9: Hoare triple {3746#(= 1 ~waterLevel~0)} call select_features(); {3741#true} is VALID [2020-07-17 21:24:01,105 INFO L280 TraceCheckUtils]: 10: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,105 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #433#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,106 INFO L263 TraceCheckUtils]: 12: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret70 := valid_product(); {3741#true} is VALID [2020-07-17 21:24:01,106 INFO L280 TraceCheckUtils]: 13: Hoare triple {3741#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3741#true} is VALID [2020-07-17 21:24:01,106 INFO L280 TraceCheckUtils]: 14: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,107 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #435#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,108 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,108 INFO L280 TraceCheckUtils]: 17: Hoare triple {3746#(= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,108 INFO L263 TraceCheckUtils]: 18: Hoare triple {3746#(= 1 ~waterLevel~0)} call setup(); {3741#true} is VALID [2020-07-17 21:24:01,109 INFO L280 TraceCheckUtils]: 19: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,109 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #437#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,110 INFO L263 TraceCheckUtils]: 21: Hoare triple {3746#(= 1 ~waterLevel~0)} call runTest(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,110 INFO L263 TraceCheckUtils]: 22: Hoare triple {3746#(= 1 ~waterLevel~0)} call test(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,111 INFO L280 TraceCheckUtils]: 23: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,112 INFO L280 TraceCheckUtils]: 24: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !false; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,112 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,113 INFO L280 TraceCheckUtils]: 26: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~3 := #t~nondet31;havoc #t~nondet31; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,114 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,114 INFO L280 TraceCheckUtils]: 28: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp___0~1 := #t~nondet32;havoc #t~nondet32; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,115 INFO L280 TraceCheckUtils]: 29: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,116 INFO L280 TraceCheckUtils]: 30: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___2~0 := #t~nondet33;havoc #t~nondet33; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,116 INFO L280 TraceCheckUtils]: 31: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___1~0 := #t~nondet34;havoc #t~nondet34; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,117 INFO L280 TraceCheckUtils]: 32: Hoare triple {3746#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,118 INFO L263 TraceCheckUtils]: 33: Hoare triple {3746#(= 1 ~waterLevel~0)} call stopSystem(); {3772#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:24:01,118 INFO L280 TraceCheckUtils]: 34: Hoare triple {3772#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3741#true} is VALID [2020-07-17 21:24:01,118 INFO L280 TraceCheckUtils]: 35: Hoare triple {3741#true} ~systemActive~0 := 0; {3741#true} is VALID [2020-07-17 21:24:01,119 INFO L280 TraceCheckUtils]: 36: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,119 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #485#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,120 INFO L263 TraceCheckUtils]: 38: Hoare triple {3746#(= 1 ~waterLevel~0)} call timeShift(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,120 INFO L280 TraceCheckUtils]: 39: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,121 INFO L280 TraceCheckUtils]: 40: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,122 INFO L263 TraceCheckUtils]: 41: Hoare triple {3746#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,122 INFO L280 TraceCheckUtils]: 42: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,122 INFO L263 TraceCheckUtils]: 43: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret71 := isMethaneLevelCritical(); {3741#true} is VALID [2020-07-17 21:24:01,123 INFO L280 TraceCheckUtils]: 44: Hoare triple {3741#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3741#true} is VALID [2020-07-17 21:24:01,123 INFO L280 TraceCheckUtils]: 45: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,124 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #521#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,124 INFO L280 TraceCheckUtils]: 47: Hoare triple {3746#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,125 INFO L280 TraceCheckUtils]: 48: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:01,125 INFO L263 TraceCheckUtils]: 49: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret72 := getWaterLevel(); {3741#true} is VALID [2020-07-17 21:24:01,126 INFO L280 TraceCheckUtils]: 50: Hoare triple {3741#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:01,126 INFO L280 TraceCheckUtils]: 51: Hoare triple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:01,127 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} {3746#(= 1 ~waterLevel~0)} #523#return; {3766#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} is VALID [2020-07-17 21:24:01,128 INFO L280 TraceCheckUtils]: 53: Hoare triple {3766#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {3767#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-17 21:24:01,128 INFO L280 TraceCheckUtils]: 54: Hoare triple {3767#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3742#false} is VALID [2020-07-17 21:24:01,129 INFO L263 TraceCheckUtils]: 55: Hoare triple {3742#false} call #t~ret73 := isPumpRunning(); {3741#true} is VALID [2020-07-17 21:24:01,129 INFO L280 TraceCheckUtils]: 56: Hoare triple {3741#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {3741#true} is VALID [2020-07-17 21:24:01,129 INFO L280 TraceCheckUtils]: 57: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-17 21:24:01,129 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3741#true} {3742#false} #525#return; {3742#false} is VALID [2020-07-17 21:24:01,130 INFO L280 TraceCheckUtils]: 59: Hoare triple {3742#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {3742#false} is VALID [2020-07-17 21:24:01,130 INFO L280 TraceCheckUtils]: 60: Hoare triple {3742#false} assume !(0 != ~tmp___1~1); {3742#false} is VALID [2020-07-17 21:24:01,130 INFO L263 TraceCheckUtils]: 61: Hoare triple {3742#false} call __automaton_fail(); {3742#false} is VALID [2020-07-17 21:24:01,130 INFO L280 TraceCheckUtils]: 62: Hoare triple {3742#false} assume !false; {3742#false} is VALID [2020-07-17 21:24:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:24:01,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294459718] [2020-07-17 21:24:01,139 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:01,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:24:01,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857354607] [2020-07-17 21:24:01,141 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:24:01,141 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:01,141 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:24:01,223 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:01,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:24:01,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:01,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:24:01,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:24:01,225 INFO L87 Difference]: Start difference. First operand 276 states and 335 transitions. Second operand 8 states. [2020-07-17 21:24:02,026 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:11,297 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:12,528 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:13,041 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:13,510 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:19,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:19,313 INFO L93 Difference]: Finished difference Result 848 states and 1119 transitions. [2020-07-17 21:24:19,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:24:19,314 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:24:19,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:19,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 509 transitions. [2020-07-17 21:24:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 509 transitions. [2020-07-17 21:24:19,338 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 509 transitions. [2020-07-17 21:24:21,157 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 509 edges. 509 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:21,193 INFO L225 Difference]: With dead ends: 848 [2020-07-17 21:24:21,194 INFO L226 Difference]: Without dead ends: 596 [2020-07-17 21:24:21,196 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:24:21,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2020-07-17 21:24:26,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 529. [2020-07-17 21:24:26,712 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:26,713 INFO L82 GeneralOperation]: Start isEquivalent. First operand 596 states. Second operand 529 states. [2020-07-17 21:24:26,713 INFO L74 IsIncluded]: Start isIncluded. First operand 596 states. Second operand 529 states. [2020-07-17 21:24:26,713 INFO L87 Difference]: Start difference. First operand 596 states. Second operand 529 states. [2020-07-17 21:24:26,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:26,751 INFO L93 Difference]: Finished difference Result 596 states and 768 transitions. [2020-07-17 21:24:26,751 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2020-07-17 21:24:26,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:26,754 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:26,755 INFO L74 IsIncluded]: Start isIncluded. First operand 529 states. Second operand 596 states. [2020-07-17 21:24:26,755 INFO L87 Difference]: Start difference. First operand 529 states. Second operand 596 states. [2020-07-17 21:24:26,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:26,790 INFO L93 Difference]: Finished difference Result 596 states and 768 transitions. [2020-07-17 21:24:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2020-07-17 21:24:26,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:26,792 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:26,793 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:26,793 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2020-07-17 21:24:26,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 655 transitions. [2020-07-17 21:24:26,821 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 655 transitions. Word has length 63 [2020-07-17 21:24:26,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:26,821 INFO L479 AbstractCegarLoop]: Abstraction has 529 states and 655 transitions. [2020-07-17 21:24:26,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:24:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 655 transitions. [2020-07-17 21:24:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:24:26,824 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:26,824 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] [2020-07-17 21:24:26,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:24:26,824 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:26,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:26,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1296263794, now seen corresponding path program 1 times [2020-07-17 21:24:26,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:26,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538952071] [2020-07-17 21:24:26,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,167 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,235 INFO L280 TraceCheckUtils]: 0: Hoare triple {6937#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,235 INFO L280 TraceCheckUtils]: 1: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,236 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6906#true} #529#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,242 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,243 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #431#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,246 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,246 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #433#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,250 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6906#true} is VALID [2020-07-17 21:24:27,250 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,251 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #435#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,255 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,256 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #437#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,274 INFO L280 TraceCheckUtils]: 0: Hoare triple {6938#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,274 INFO L280 TraceCheckUtils]: 1: Hoare triple {6911#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,275 INFO L280 TraceCheckUtils]: 2: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,276 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6911#(= 0 ~pumpRunning~0)} #485#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6906#true} is VALID [2020-07-17 21:24:27,290 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,290 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #493#return; {6907#false} is VALID [2020-07-17 21:24:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,293 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6906#true} is VALID [2020-07-17 21:24:27,294 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,294 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #521#return; {6907#false} is VALID [2020-07-17 21:24:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,302 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6906#true} is VALID [2020-07-17 21:24:27,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,302 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #523#return; {6907#false} is VALID [2020-07-17 21:24:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:27,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {6906#true} is VALID [2020-07-17 21:24:27,305 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,305 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #525#return; {6907#false} is VALID [2020-07-17 21:24:27,312 INFO L263 TraceCheckUtils]: 0: Hoare triple {6906#true} call ULTIMATE.init(); {6937#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:24:27,318 INFO L280 TraceCheckUtils]: 1: Hoare triple {6937#(and (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,319 INFO L280 TraceCheckUtils]: 2: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,319 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6906#true} #529#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,320 INFO L263 TraceCheckUtils]: 4: Hoare triple {6911#(= 0 ~pumpRunning~0)} call #t~ret74 := main(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,320 INFO L280 TraceCheckUtils]: 5: Hoare triple {6911#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,321 INFO L263 TraceCheckUtils]: 6: Hoare triple {6911#(= 0 ~pumpRunning~0)} call select_helpers(); {6906#true} is VALID [2020-07-17 21:24:27,321 INFO L280 TraceCheckUtils]: 7: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,321 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #431#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,322 INFO L263 TraceCheckUtils]: 9: Hoare triple {6911#(= 0 ~pumpRunning~0)} call select_features(); {6906#true} is VALID [2020-07-17 21:24:27,322 INFO L280 TraceCheckUtils]: 10: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,322 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #433#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,323 INFO L263 TraceCheckUtils]: 12: Hoare triple {6911#(= 0 ~pumpRunning~0)} call #t~ret70 := valid_product(); {6906#true} is VALID [2020-07-17 21:24:27,323 INFO L280 TraceCheckUtils]: 13: Hoare triple {6906#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6906#true} is VALID [2020-07-17 21:24:27,323 INFO L280 TraceCheckUtils]: 14: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,324 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #435#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,324 INFO L280 TraceCheckUtils]: 16: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,325 INFO L280 TraceCheckUtils]: 17: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~7; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,325 INFO L263 TraceCheckUtils]: 18: Hoare triple {6911#(= 0 ~pumpRunning~0)} call setup(); {6906#true} is VALID [2020-07-17 21:24:27,325 INFO L280 TraceCheckUtils]: 19: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,326 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #437#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,326 INFO L263 TraceCheckUtils]: 21: Hoare triple {6911#(= 0 ~pumpRunning~0)} call runTest(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,327 INFO L263 TraceCheckUtils]: 22: Hoare triple {6911#(= 0 ~pumpRunning~0)} call test(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,327 INFO L280 TraceCheckUtils]: 23: Hoare triple {6911#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,328 INFO L280 TraceCheckUtils]: 24: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !false; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,328 INFO L280 TraceCheckUtils]: 25: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,329 INFO L280 TraceCheckUtils]: 26: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet31 && #t~nondet31 <= 2147483647;~tmp~3 := #t~nondet31;havoc #t~nondet31; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,329 INFO L280 TraceCheckUtils]: 27: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,330 INFO L280 TraceCheckUtils]: 28: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp___0~1 := #t~nondet32;havoc #t~nondet32; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,330 INFO L280 TraceCheckUtils]: 29: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,331 INFO L280 TraceCheckUtils]: 30: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___2~0 := #t~nondet33;havoc #t~nondet33; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,332 INFO L280 TraceCheckUtils]: 31: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___1~0 := #t~nondet34;havoc #t~nondet34; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,332 INFO L280 TraceCheckUtils]: 32: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,333 INFO L263 TraceCheckUtils]: 33: Hoare triple {6911#(= 0 ~pumpRunning~0)} call stopSystem(); {6938#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:24:27,333 INFO L280 TraceCheckUtils]: 34: Hoare triple {6938#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,334 INFO L280 TraceCheckUtils]: 35: Hoare triple {6911#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,334 INFO L280 TraceCheckUtils]: 36: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,335 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6911#(= 0 ~pumpRunning~0)} #485#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,336 INFO L263 TraceCheckUtils]: 38: Hoare triple {6911#(= 0 ~pumpRunning~0)} call timeShift(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:24:27,336 INFO L280 TraceCheckUtils]: 39: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6907#false} is VALID [2020-07-17 21:24:27,337 INFO L263 TraceCheckUtils]: 40: Hoare triple {6907#false} call lowerWaterLevel(); {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:24:27,337 INFO L280 TraceCheckUtils]: 41: Hoare triple {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6906#true} is VALID [2020-07-17 21:24:27,337 INFO L280 TraceCheckUtils]: 42: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,337 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6906#true} {6907#false} #493#return; {6907#false} is VALID [2020-07-17 21:24:27,337 INFO L280 TraceCheckUtils]: 44: Hoare triple {6907#false} assume !(0 != ~systemActive~0); {6907#false} is VALID [2020-07-17 21:24:27,337 INFO L263 TraceCheckUtils]: 45: Hoare triple {6907#false} call __utac_acc__Specification3_spec__1(); {6907#false} is VALID [2020-07-17 21:24:27,338 INFO L280 TraceCheckUtils]: 46: Hoare triple {6907#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {6907#false} is VALID [2020-07-17 21:24:27,338 INFO L263 TraceCheckUtils]: 47: Hoare triple {6907#false} call #t~ret71 := isMethaneLevelCritical(); {6906#true} is VALID [2020-07-17 21:24:27,338 INFO L280 TraceCheckUtils]: 48: Hoare triple {6906#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6906#true} is VALID [2020-07-17 21:24:27,339 INFO L280 TraceCheckUtils]: 49: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,340 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6906#true} {6907#false} #521#return; {6907#false} is VALID [2020-07-17 21:24:27,340 INFO L280 TraceCheckUtils]: 51: Hoare triple {6907#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {6907#false} is VALID [2020-07-17 21:24:27,340 INFO L280 TraceCheckUtils]: 52: Hoare triple {6907#false} assume !(0 != ~tmp~8); {6907#false} is VALID [2020-07-17 21:24:27,340 INFO L263 TraceCheckUtils]: 53: Hoare triple {6907#false} call #t~ret72 := getWaterLevel(); {6906#true} is VALID [2020-07-17 21:24:27,341 INFO L280 TraceCheckUtils]: 54: Hoare triple {6906#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6906#true} is VALID [2020-07-17 21:24:27,341 INFO L280 TraceCheckUtils]: 55: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,341 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6906#true} {6907#false} #523#return; {6907#false} is VALID [2020-07-17 21:24:27,341 INFO L280 TraceCheckUtils]: 57: Hoare triple {6907#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {6907#false} is VALID [2020-07-17 21:24:27,341 INFO L280 TraceCheckUtils]: 58: Hoare triple {6907#false} assume 2 == ~tmp___0~2; {6907#false} is VALID [2020-07-17 21:24:27,342 INFO L263 TraceCheckUtils]: 59: Hoare triple {6907#false} call #t~ret73 := isPumpRunning(); {6906#true} is VALID [2020-07-17 21:24:27,342 INFO L280 TraceCheckUtils]: 60: Hoare triple {6906#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~pumpRunning~0;#res := ~retValue_acc~6; {6906#true} is VALID [2020-07-17 21:24:27,342 INFO L280 TraceCheckUtils]: 61: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-17 21:24:27,342 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6906#true} {6907#false} #525#return; {6907#false} is VALID [2020-07-17 21:24:27,342 INFO L280 TraceCheckUtils]: 63: Hoare triple {6907#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {6907#false} is VALID [2020-07-17 21:24:27,343 INFO L280 TraceCheckUtils]: 64: Hoare triple {6907#false} assume !(0 != ~tmp___1~1); {6907#false} is VALID [2020-07-17 21:24:27,343 INFO L263 TraceCheckUtils]: 65: Hoare triple {6907#false} call __automaton_fail(); {6907#false} is VALID [2020-07-17 21:24:27,343 INFO L280 TraceCheckUtils]: 66: Hoare triple {6907#false} assume !false; {6907#false} is VALID [2020-07-17 21:24:27,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:24:27,351 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538952071] [2020-07-17 21:24:27,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:27,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:24:27,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469693173] [2020-07-17 21:24:27,352 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:24:27,352 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:27,353 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:24:27,433 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:27,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:24:27,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:27,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:24:27,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:24:27,434 INFO L87 Difference]: Start difference. First operand 529 states and 655 transitions. Second operand 6 states. [2020-07-17 21:24:28,063 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:41,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:41,305 INFO L93 Difference]: Finished difference Result 1270 states and 1664 transitions. [2020-07-17 21:24:41,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:24:41,305 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:24:41,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:41,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:24:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 523 transitions. [2020-07-17 21:24:41,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:24:41,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 523 transitions. [2020-07-17 21:24:41,333 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 523 transitions. [2020-07-17 21:24:42,946 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 523 edges. 523 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:42,995 INFO L225 Difference]: With dead ends: 1270 [2020-07-17 21:24:42,995 INFO L226 Difference]: Without dead ends: 765 [2020-07-17 21:24:42,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-17 21:24:42,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2020-07-17 21:24:49,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 695. [2020-07-17 21:24:49,600 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:49,600 INFO L82 GeneralOperation]: Start isEquivalent. First operand 765 states. Second operand 695 states. [2020-07-17 21:24:49,600 INFO L74 IsIncluded]: Start isIncluded. First operand 765 states. Second operand 695 states. [2020-07-17 21:24:49,601 INFO L87 Difference]: Start difference. First operand 765 states. Second operand 695 states. [2020-07-17 21:24:49,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:49,644 INFO L93 Difference]: Finished difference Result 765 states and 961 transitions. [2020-07-17 21:24:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 961 transitions. [2020-07-17 21:24:49,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:49,648 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:49,648 INFO L74 IsIncluded]: Start isIncluded. First operand 695 states. Second operand 765 states. [2020-07-17 21:24:49,648 INFO L87 Difference]: Start difference. First operand 695 states. Second operand 765 states. [2020-07-17 21:24:49,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:49,694 INFO L93 Difference]: Finished difference Result 765 states and 961 transitions. [2020-07-17 21:24:49,694 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 961 transitions. [2020-07-17 21:24:49,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:49,697 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:49,697 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:49,697 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2020-07-17 21:24:49,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 850 transitions. [2020-07-17 21:24:49,740 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 850 transitions. Word has length 67 [2020-07-17 21:24:49,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:49,740 INFO L479 AbstractCegarLoop]: Abstraction has 695 states and 850 transitions. [2020-07-17 21:24:49,740 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:24:49,741 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 850 transitions. [2020-07-17 21:24:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:24:49,742 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:49,742 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] [2020-07-17 21:24:49,743 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:24:49,743 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:49,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:49,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1597316302, now seen corresponding path program 1 times [2020-07-17 21:24:49,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:49,744 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361115086] [2020-07-17 21:24:49,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:24:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:24:49,940 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:24:49,940 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:24:49,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:24:50,084 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:24:50,085 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:24:50,086 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:24:50,087 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:50,088 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:24:50,089 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-17 21:24:50,090 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:24:50,091 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-17 21:24:50,092 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:24:50,093 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:24:50,094 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-17 21:24:50,095 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-17 21:24:50,096 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L900-1 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L900-1 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:24:50,097 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L315-2 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: L293-1 has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:24:50,098 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L240-1 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-17 21:24:50,099 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: L749 has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: L749 has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: L743-1 has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:24:50,100 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: L351-1 has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:24:50,101 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L829-1 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-17 21:24:50,102 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:24:50,103 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L935-1 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:24:50,104 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: L904-1 has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: L266-1 has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: L253-1 has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:24:50,105 WARN L170 areAnnotationChecker]: L392 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L609-1 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L410-1 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L931-1 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2020-07-17 21:24:50,106 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-17 21:24:50,107 WARN L170 areAnnotationChecker]: L400-1 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L933-1 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L539-1 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-17 21:24:50,108 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-17 21:24:50,109 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-17 21:24:50,109 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-17 21:24:50,109 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-17 21:24:50,109 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-17 21:24:50,109 WARN L170 areAnnotationChecker]: L327-2 has no Hoare annotation [2020-07-17 21:24:50,109 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:24:50,110 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-17 21:24:50,111 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-17 21:24:50,112 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: L353-2 has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,113 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: L848 has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-17 21:24:50,114 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L707-1 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-17 21:24:50,115 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L862 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L862 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 21:24:50,116 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L338-1 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L715 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L715 has no Hoare annotation [2020-07-17 21:24:50,117 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-17 21:24:50,118 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-17 21:24:50,119 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-17 21:24:50,120 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,121 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,122 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,122 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,122 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,122 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:50,122 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-17 21:24:50,122 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-17 21:24:50,122 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. [2020-07-17 21:24:50,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:24:50 BoogieIcfgContainer [2020-07-17 21:24:50,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:24:50,139 INFO L168 Benchmark]: Toolchain (without parser) took 92390.89 ms. Allocated memory was 137.9 MB in the beginning and 890.8 MB in the end (delta: 752.9 MB). Free memory was 100.4 MB in the beginning and 435.3 MB in the end (delta: -334.8 MB). Peak memory consumption was 418.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:50,140 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-17 21:24:50,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.51 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.0 MB in the beginning and 169.0 MB in the end (delta: -69.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:50,145 INFO L168 Benchmark]: Boogie Preprocessor took 140.18 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 163.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:50,146 INFO L168 Benchmark]: RCFGBuilder took 1713.85 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 92.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:50,146 INFO L168 Benchmark]: TraceAbstraction took 89807.72 ms. Allocated memory was 234.4 MB in the beginning and 890.8 MB in the end (delta: 656.4 MB). Free memory was 92.6 MB in the beginning and 435.3 MB in the end (delta: -342.7 MB). Peak memory consumption was 313.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:50,153 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 0.51 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.51 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.0 MB in the beginning and 169.0 MB in the end (delta: -69.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.18 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 163.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1713.85 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 92.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 89807.72 ms. Allocated memory was 234.4 MB in the beginning and 890.8 MB in the end (delta: 656.4 MB). Free memory was 92.6 MB in the beginning and 435.3 MB in the end (delta: -342.7 MB). Peak memory consumption was 313.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 451]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L185] int pumpRunning = 0; [L186] int systemActive = 1; [L625] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L822] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=176, \old(head)=166, \old(methaneLevelCritical)=147, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=141, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L895] int retValue_acc ; [L896] 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] [L900] 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] [L901] 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] [L902] 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] [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] 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] [L902] 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] [L902] tmp = valid_product() [L904] 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] [L906] 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] [L907] 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] [L889] 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] [L381] int splverifierCounter ; [L382] int tmp ; [L383] int tmp___0 ; [L384] int tmp___1 ; [L385] int tmp___2 ; [L388] 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] [L390] 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] [L392] 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] [L398] tmp = __VERIFIER_nondet_int() [L400] 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] [L402] 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] [L103] COND TRUE waterLevel < 2 [L104] 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] [L402] 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] [L408] tmp___0 = __VERIFIER_nondet_int() [L410] 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] [L418] tmp___2 = __VERIFIER_nondet_int() [L420] COND FALSE !(\read(tmp___2)) [L424] tmp___1 = __VERIFIER_nondet_int() [L426] 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] [L428] 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] [L367] 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] [L374] 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] [L428] 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] [L435] 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] [L193] 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] [L200] 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] [L208] 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] [L919] int tmp ; [L920] int tmp___0 ; [L921] 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] [L925] 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] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] 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] [L925] 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] [L925] tmp = isMethaneLevelCritical() [L927] 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] [L931] 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] [L156] int retValue_acc ; [L159] retValue_acc = waterLevel [L160] 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] [L931] 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] [L931] tmp___0 = getWaterLevel() [L933] 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] [L935] 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] [L300] int retValue_acc ; [L303] retValue_acc = pumpRunning [L304] 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] [L935] 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] [L935] tmp___1 = isPumpRunning() [L937] 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] [L941] 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] [L451] __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 39 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 89.5s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 67.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 621 SDtfs, 994 SDslu, 445 SDs, 0 SdLazy, 2378 SolverSat, 617 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=695occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 18.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 256 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82630 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...