/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 0.1.25-46f3038-m [2020-07-08 11:16:38,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:16:38,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:16:38,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:16:38,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:16:38,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:16:38,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:16:38,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:16:38,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:16:38,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:16:38,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:16:38,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:16:38,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:16:38,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:16:38,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:16:38,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:16:38,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:16:38,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:16:38,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:16:38,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:16:38,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:16:38,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:16:38,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:16:38,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:16:38,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:16:38,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:16:38,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:16:38,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:16:38,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:16:38,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:16:38,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:16:38,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:16:38,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:16:38,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:16:38,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:16:38,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:16:38,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:16:38,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:16:38,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:16:38,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:16:38,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:16:38,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 11:16:38,607 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:16:38,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:16:38,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:16:38,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:16:38,609 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:16:38,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:16:38,610 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:16:38,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:16:38,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:16:38,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:16:38,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:16:38,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:16:38,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:16:38,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:16:38,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:16:38,611 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:16:38,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:16:38,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:16:38,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:16:38,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:16:38,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:16:38,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:38,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:16:38,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:16:38,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:16:38,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:16:38,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:16:38,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:16:38,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:16:38,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:16:38,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:16:38,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:16:38,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:16:38,947 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:16:38,947 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:16:38,948 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c [2020-07-08 11:16:39,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef4de3b10/335bdda221074442a4b0f5cfa7498b83/FLAGb4f0f9d6c [2020-07-08 11:16:39,514 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:16:39,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product39.cil.c [2020-07-08 11:16:39,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef4de3b10/335bdda221074442a4b0f5cfa7498b83/FLAGb4f0f9d6c [2020-07-08 11:16:39,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef4de3b10/335bdda221074442a4b0f5cfa7498b83 [2020-07-08 11:16:39,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:16:39,838 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:16:39,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:39,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:16:39,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:16:39,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:39" (1/1) ... [2020-07-08 11:16:39,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75304a54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:39, skipping insertion in model container [2020-07-08 11:16:39,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:39" (1/1) ... [2020-07-08 11:16:39,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:16:39,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:16:40,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:40,338 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:16:40,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:40,502 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:16:40,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40 WrapperNode [2020-07-08 11:16:40,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:40,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:16:40,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:16:40,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:16:40,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... [2020-07-08 11:16:40,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:16:40,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:16:40,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:16:40,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:16:40,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-08 11:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-08 11:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:16:42,453 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:16:42,454 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:16:42,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:42 BoogieIcfgContainer [2020-07-08 11:16:42,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:16:42,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:16:42,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:16:42,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:16:42,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:16:39" (1/3) ... [2020-07-08 11:16:42,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45aac532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:42, skipping insertion in model container [2020-07-08 11:16:42,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:40" (2/3) ... [2020-07-08 11:16:42,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45aac532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:42, skipping insertion in model container [2020-07-08 11:16:42,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:42" (3/3) ... [2020-07-08 11:16:42,470 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product39.cil.c [2020-07-08 11:16:42,480 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:16:42,488 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:16:42,503 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:16:42,541 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:16:42,542 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:16:42,542 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:16:42,542 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:16:42,542 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:16:42,543 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:16:42,543 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:16:42,543 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:16:42,573 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-07-08 11:16:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:16:42,592 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:42,594 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:16:42,594 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:42,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:42,627 INFO L82 PathProgramCache]: Analyzing trace with hash -899623382, now seen corresponding path program 1 times [2020-07-08 11:16:42,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:42,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933726392] [2020-07-08 11:16:42,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,380 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,491 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 [2020-07-08 11:16:43,492 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,492 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #529#return; {181#true} is VALID [2020-07-08 11:16:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,497 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,497 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #431#return; {181#true} is VALID [2020-07-08 11:16:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,501 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,501 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #433#return; {181#true} is VALID [2020-07-08 11:16:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,506 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-08 11:16:43,507 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,507 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {181#true} #435#return; {181#true} is VALID [2020-07-08 11:16:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,511 INFO L280 TraceCheckUtils]: 0: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,512 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {181#true} {181#true} #437#return; {181#true} is VALID [2020-07-08 11:16:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,518 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 [2020-07-08 11:16:43,518 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,518 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #521#return; {182#false} is VALID [2020-07-08 11:16:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,522 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 [2020-07-08 11:16:43,523 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,523 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #523#return; {182#false} is VALID [2020-07-08 11:16:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:43,527 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 [2020-07-08 11:16:43,527 INFO L280 TraceCheckUtils]: 1: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,528 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {181#true} {182#false} #525#return; {182#false} is VALID [2020-07-08 11:16:43,533 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 [2020-07-08 11:16:43,534 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 [2020-07-08 11:16:43,534 INFO L280 TraceCheckUtils]: 2: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,534 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {181#true} {181#true} #529#return; {181#true} is VALID [2020-07-08 11:16:43,535 INFO L263 TraceCheckUtils]: 4: Hoare triple {181#true} call #t~ret74 := main(); {181#true} is VALID [2020-07-08 11:16:43,535 INFO L280 TraceCheckUtils]: 5: Hoare triple {181#true} havoc ~retValue_acc~11;havoc ~tmp~7; {181#true} is VALID [2020-07-08 11:16:43,535 INFO L263 TraceCheckUtils]: 6: Hoare triple {181#true} call select_helpers(); {181#true} is VALID [2020-07-08 11:16:43,536 INFO L280 TraceCheckUtils]: 7: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,536 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {181#true} {181#true} #431#return; {181#true} is VALID [2020-07-08 11:16:43,536 INFO L263 TraceCheckUtils]: 9: Hoare triple {181#true} call select_features(); {181#true} is VALID [2020-07-08 11:16:43,536 INFO L280 TraceCheckUtils]: 10: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,537 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {181#true} {181#true} #433#return; {181#true} is VALID [2020-07-08 11:16:43,537 INFO L263 TraceCheckUtils]: 12: Hoare triple {181#true} call #t~ret70 := valid_product(); {181#true} is VALID [2020-07-08 11:16:43,537 INFO L280 TraceCheckUtils]: 13: Hoare triple {181#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {181#true} is VALID [2020-07-08 11:16:43,538 INFO L280 TraceCheckUtils]: 14: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,538 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {181#true} {181#true} #435#return; {181#true} is VALID [2020-07-08 11:16:43,538 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 [2020-07-08 11:16:43,539 INFO L280 TraceCheckUtils]: 17: Hoare triple {181#true} assume 0 != ~tmp~7; {181#true} is VALID [2020-07-08 11:16:43,539 INFO L263 TraceCheckUtils]: 18: Hoare triple {181#true} call setup(); {181#true} is VALID [2020-07-08 11:16:43,539 INFO L280 TraceCheckUtils]: 19: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,540 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {181#true} {181#true} #437#return; {181#true} is VALID [2020-07-08 11:16:43,540 INFO L263 TraceCheckUtils]: 21: Hoare triple {181#true} call runTest(); {181#true} is VALID [2020-07-08 11:16:43,540 INFO L263 TraceCheckUtils]: 22: Hoare triple {181#true} call test(); {181#true} is VALID [2020-07-08 11:16:43,540 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 [2020-07-08 11:16:43,541 INFO L280 TraceCheckUtils]: 24: Hoare triple {181#true} assume !true; {182#false} is VALID [2020-07-08 11:16:43,542 INFO L263 TraceCheckUtils]: 25: Hoare triple {182#false} call cleanup(); {182#false} is VALID [2020-07-08 11:16:43,542 INFO L280 TraceCheckUtils]: 26: Hoare triple {182#false} havoc ~i~0;havoc ~__cil_tmp2~0; {182#false} is VALID [2020-07-08 11:16:43,542 INFO L263 TraceCheckUtils]: 27: Hoare triple {182#false} call timeShift(); {182#false} is VALID [2020-07-08 11:16:43,543 INFO L280 TraceCheckUtils]: 28: Hoare triple {182#false} assume !(0 != ~pumpRunning~0); {182#false} is VALID [2020-07-08 11:16:43,543 INFO L280 TraceCheckUtils]: 29: Hoare triple {182#false} assume !(0 != ~systemActive~0); {182#false} is VALID [2020-07-08 11:16:43,543 INFO L263 TraceCheckUtils]: 30: Hoare triple {182#false} call __utac_acc__Specification3_spec__1(); {182#false} is VALID [2020-07-08 11:16:43,544 INFO L280 TraceCheckUtils]: 31: Hoare triple {182#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {182#false} is VALID [2020-07-08 11:16:43,544 INFO L263 TraceCheckUtils]: 32: Hoare triple {182#false} call #t~ret71 := isMethaneLevelCritical(); {181#true} is VALID [2020-07-08 11:16:43,544 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 [2020-07-08 11:16:43,545 INFO L280 TraceCheckUtils]: 34: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,545 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {181#true} {182#false} #521#return; {182#false} is VALID [2020-07-08 11:16:43,545 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 [2020-07-08 11:16:43,546 INFO L280 TraceCheckUtils]: 37: Hoare triple {182#false} assume !(0 != ~tmp~8); {182#false} is VALID [2020-07-08 11:16:43,546 INFO L263 TraceCheckUtils]: 38: Hoare triple {182#false} call #t~ret72 := getWaterLevel(); {181#true} is VALID [2020-07-08 11:16:43,546 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 [2020-07-08 11:16:43,547 INFO L280 TraceCheckUtils]: 40: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,547 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {181#true} {182#false} #523#return; {182#false} is VALID [2020-07-08 11:16:43,547 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 [2020-07-08 11:16:43,548 INFO L280 TraceCheckUtils]: 43: Hoare triple {182#false} assume 2 == ~tmp___0~2; {182#false} is VALID [2020-07-08 11:16:43,548 INFO L263 TraceCheckUtils]: 44: Hoare triple {182#false} call #t~ret73 := isPumpRunning(); {181#true} is VALID [2020-07-08 11:16:43,548 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 [2020-07-08 11:16:43,549 INFO L280 TraceCheckUtils]: 46: Hoare triple {181#true} assume true; {181#true} is VALID [2020-07-08 11:16:43,549 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {181#true} {182#false} #525#return; {182#false} is VALID [2020-07-08 11:16:43,549 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 [2020-07-08 11:16:43,549 INFO L280 TraceCheckUtils]: 49: Hoare triple {182#false} assume !(0 != ~tmp___1~1); {182#false} is VALID [2020-07-08 11:16:43,550 INFO L263 TraceCheckUtils]: 50: Hoare triple {182#false} call __automaton_fail(); {182#false} is VALID [2020-07-08 11:16:43,550 INFO L280 TraceCheckUtils]: 51: Hoare triple {182#false} assume !false; {182#false} is VALID [2020-07-08 11:16:43,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:43,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933726392] [2020-07-08 11:16:43,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:43,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:16:43,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009606218] [2020-07-08 11:16:43,567 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:43,571 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:43,574 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:16:43,682 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:43,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:16:43,682 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:43,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:16:43,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:43,694 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 3 states. [2020-07-08 11:16:48,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:48,214 INFO L93 Difference]: Finished difference Result 313 states and 411 transitions. [2020-07-08 11:16:48,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:16:48,214 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:48,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:48,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2020-07-08 11:16:48,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2020-07-08 11:16:48,263 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 411 transitions. [2020-07-08 11:16:49,626 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 411 edges. 411 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:49,657 INFO L225 Difference]: With dead ends: 313 [2020-07-08 11:16:49,658 INFO L226 Difference]: Without dead ends: 169 [2020-07-08 11:16:49,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:49,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-07-08 11:16:51,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 135. [2020-07-08 11:16:51,027 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:51,028 INFO L82 GeneralOperation]: Start isEquivalent. First operand 169 states. Second operand 135 states. [2020-07-08 11:16:51,028 INFO L74 IsIncluded]: Start isIncluded. First operand 169 states. Second operand 135 states. [2020-07-08 11:16:51,028 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 135 states. [2020-07-08 11:16:51,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:51,046 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2020-07-08 11:16:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2020-07-08 11:16:51,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:51,050 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:51,050 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 169 states. [2020-07-08 11:16:51,050 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 169 states. [2020-07-08 11:16:51,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:51,064 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2020-07-08 11:16:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2020-07-08 11:16:51,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:51,068 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:51,069 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:51,069 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:51,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-08 11:16:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2020-07-08 11:16:51,079 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 52 [2020-07-08 11:16:51,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:51,079 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2020-07-08 11:16:51,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:16:51,080 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2020-07-08 11:16:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:16:51,082 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:51,082 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:16:51,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:16:51,083 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:51,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:51,083 INFO L82 PathProgramCache]: Analyzing trace with hash 345033864, now seen corresponding path program 1 times [2020-07-08 11:16:51,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:51,084 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838568134] [2020-07-08 11:16:51,084 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,437 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,501 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 [2020-07-08 11:16:51,502 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,502 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1174#true} #529#return; {1174#true} is VALID [2020-07-08 11:16:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,505 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,505 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #431#return; {1174#true} is VALID [2020-07-08 11:16:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,508 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,508 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #433#return; {1174#true} is VALID [2020-07-08 11:16:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,516 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1174#true} is VALID [2020-07-08 11:16:51,517 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,517 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1174#true} #435#return; {1174#true} is VALID [2020-07-08 11:16:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,522 INFO L280 TraceCheckUtils]: 0: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,522 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1174#true} {1174#true} #437#return; {1174#true} is VALID [2020-07-08 11:16:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,526 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 [2020-07-08 11:16:51,526 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,527 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #521#return; {1175#false} is VALID [2020-07-08 11:16:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,530 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 [2020-07-08 11:16:51,530 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,531 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #523#return; {1175#false} is VALID [2020-07-08 11:16:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:51,535 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 [2020-07-08 11:16:51,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,536 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1174#true} {1175#false} #525#return; {1175#false} is VALID [2020-07-08 11:16:51,540 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 [2020-07-08 11:16:51,541 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 [2020-07-08 11:16:51,541 INFO L280 TraceCheckUtils]: 2: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,541 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1174#true} {1174#true} #529#return; {1174#true} is VALID [2020-07-08 11:16:51,542 INFO L263 TraceCheckUtils]: 4: Hoare triple {1174#true} call #t~ret74 := main(); {1174#true} is VALID [2020-07-08 11:16:51,542 INFO L280 TraceCheckUtils]: 5: Hoare triple {1174#true} havoc ~retValue_acc~11;havoc ~tmp~7; {1174#true} is VALID [2020-07-08 11:16:51,542 INFO L263 TraceCheckUtils]: 6: Hoare triple {1174#true} call select_helpers(); {1174#true} is VALID [2020-07-08 11:16:51,543 INFO L280 TraceCheckUtils]: 7: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,543 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1174#true} {1174#true} #431#return; {1174#true} is VALID [2020-07-08 11:16:51,543 INFO L263 TraceCheckUtils]: 9: Hoare triple {1174#true} call select_features(); {1174#true} is VALID [2020-07-08 11:16:51,543 INFO L280 TraceCheckUtils]: 10: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,544 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1174#true} {1174#true} #433#return; {1174#true} is VALID [2020-07-08 11:16:51,544 INFO L263 TraceCheckUtils]: 12: Hoare triple {1174#true} call #t~ret70 := valid_product(); {1174#true} is VALID [2020-07-08 11:16:51,544 INFO L280 TraceCheckUtils]: 13: Hoare triple {1174#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1174#true} is VALID [2020-07-08 11:16:51,544 INFO L280 TraceCheckUtils]: 14: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,545 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1174#true} {1174#true} #435#return; {1174#true} is VALID [2020-07-08 11:16:51,545 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 [2020-07-08 11:16:51,545 INFO L280 TraceCheckUtils]: 17: Hoare triple {1174#true} assume 0 != ~tmp~7; {1174#true} is VALID [2020-07-08 11:16:51,545 INFO L263 TraceCheckUtils]: 18: Hoare triple {1174#true} call setup(); {1174#true} is VALID [2020-07-08 11:16:51,546 INFO L280 TraceCheckUtils]: 19: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,546 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1174#true} {1174#true} #437#return; {1174#true} is VALID [2020-07-08 11:16:51,546 INFO L263 TraceCheckUtils]: 21: Hoare triple {1174#true} call runTest(); {1174#true} is VALID [2020-07-08 11:16:51,546 INFO L263 TraceCheckUtils]: 22: Hoare triple {1174#true} call test(); {1174#true} is VALID [2020-07-08 11:16:51,547 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 [2020-07-08 11:16:51,549 INFO L280 TraceCheckUtils]: 24: Hoare triple {1188#(= 0 test_~splverifierCounter~0)} assume !false; {1188#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:51,550 INFO L280 TraceCheckUtils]: 25: Hoare triple {1188#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1175#false} is VALID [2020-07-08 11:16:51,550 INFO L263 TraceCheckUtils]: 26: Hoare triple {1175#false} call cleanup(); {1175#false} is VALID [2020-07-08 11:16:51,551 INFO L280 TraceCheckUtils]: 27: Hoare triple {1175#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1175#false} is VALID [2020-07-08 11:16:51,551 INFO L263 TraceCheckUtils]: 28: Hoare triple {1175#false} call timeShift(); {1175#false} is VALID [2020-07-08 11:16:51,551 INFO L280 TraceCheckUtils]: 29: Hoare triple {1175#false} assume !(0 != ~pumpRunning~0); {1175#false} is VALID [2020-07-08 11:16:51,552 INFO L280 TraceCheckUtils]: 30: Hoare triple {1175#false} assume !(0 != ~systemActive~0); {1175#false} is VALID [2020-07-08 11:16:51,552 INFO L263 TraceCheckUtils]: 31: Hoare triple {1175#false} call __utac_acc__Specification3_spec__1(); {1175#false} is VALID [2020-07-08 11:16:51,552 INFO L280 TraceCheckUtils]: 32: Hoare triple {1175#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1175#false} is VALID [2020-07-08 11:16:51,552 INFO L263 TraceCheckUtils]: 33: Hoare triple {1175#false} call #t~ret71 := isMethaneLevelCritical(); {1174#true} is VALID [2020-07-08 11:16:51,553 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 [2020-07-08 11:16:51,553 INFO L280 TraceCheckUtils]: 35: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,553 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1174#true} {1175#false} #521#return; {1175#false} is VALID [2020-07-08 11:16:51,553 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 [2020-07-08 11:16:51,554 INFO L280 TraceCheckUtils]: 38: Hoare triple {1175#false} assume !(0 != ~tmp~8); {1175#false} is VALID [2020-07-08 11:16:51,554 INFO L263 TraceCheckUtils]: 39: Hoare triple {1175#false} call #t~ret72 := getWaterLevel(); {1174#true} is VALID [2020-07-08 11:16:51,554 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 [2020-07-08 11:16:51,554 INFO L280 TraceCheckUtils]: 41: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,555 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1174#true} {1175#false} #523#return; {1175#false} is VALID [2020-07-08 11:16:51,555 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 [2020-07-08 11:16:51,555 INFO L280 TraceCheckUtils]: 44: Hoare triple {1175#false} assume 2 == ~tmp___0~2; {1175#false} is VALID [2020-07-08 11:16:51,555 INFO L263 TraceCheckUtils]: 45: Hoare triple {1175#false} call #t~ret73 := isPumpRunning(); {1174#true} is VALID [2020-07-08 11:16:51,556 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 [2020-07-08 11:16:51,556 INFO L280 TraceCheckUtils]: 47: Hoare triple {1174#true} assume true; {1174#true} is VALID [2020-07-08 11:16:51,556 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1174#true} {1175#false} #525#return; {1175#false} is VALID [2020-07-08 11:16:51,556 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 [2020-07-08 11:16:51,557 INFO L280 TraceCheckUtils]: 50: Hoare triple {1175#false} assume !(0 != ~tmp___1~1); {1175#false} is VALID [2020-07-08 11:16:51,557 INFO L263 TraceCheckUtils]: 51: Hoare triple {1175#false} call __automaton_fail(); {1175#false} is VALID [2020-07-08 11:16:51,557 INFO L280 TraceCheckUtils]: 52: Hoare triple {1175#false} assume !false; {1175#false} is VALID [2020-07-08 11:16:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:51,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838568134] [2020-07-08 11:16:51,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:51,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:16:51,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036126302] [2020-07-08 11:16:51,566 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:51,566 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:51,567 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:16:51,638 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:51,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:16:51,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:51,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:16:51,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:16:51,639 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 4 states. [2020-07-08 11:16:52,816 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:16:56,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:56,478 INFO L93 Difference]: Finished difference Result 240 states and 294 transitions. [2020-07-08 11:16:56,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:16:56,478 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:56,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:56,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2020-07-08 11:16:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:56,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2020-07-08 11:16:56,493 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 294 transitions. [2020-07-08 11:16:57,497 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 294 edges. 294 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:57,503 INFO L225 Difference]: With dead ends: 240 [2020-07-08 11:16:57,503 INFO L226 Difference]: Without dead ends: 153 [2020-07-08 11:16:57,505 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:16:57,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-08 11:16:58,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 126. [2020-07-08 11:16:58,834 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:58,834 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand 126 states. [2020-07-08 11:16:58,834 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand 126 states. [2020-07-08 11:16:58,835 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 126 states. [2020-07-08 11:16:58,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:58,844 INFO L93 Difference]: Finished difference Result 153 states and 190 transitions. [2020-07-08 11:16:58,844 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2020-07-08 11:16:58,845 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:58,846 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:58,846 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 153 states. [2020-07-08 11:16:58,846 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 153 states. [2020-07-08 11:16:58,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:58,854 INFO L93 Difference]: Finished difference Result 153 states and 190 transitions. [2020-07-08 11:16:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2020-07-08 11:16:58,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:58,856 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:58,856 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:58,856 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:58,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-08 11:16:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2020-07-08 11:16:58,861 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 53 [2020-07-08 11:16:58,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:58,862 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2020-07-08 11:16:58,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:16:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2020-07-08 11:16:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:16:58,864 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:58,864 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:16:58,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:16:58,865 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:58,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:58,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1653234581, now seen corresponding path program 1 times [2020-07-08 11:16:58,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:58,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782965056] [2020-07-08 11:16:58,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,224 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,310 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 [2020-07-08 11:16:59,311 INFO L280 TraceCheckUtils]: 1: Hoare triple {2036#(= 1 ~systemActive~0)} assume true; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,311 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2036#(= 1 ~systemActive~0)} {2031#true} #529#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,315 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,316 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #431#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,319 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,319 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #433#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,369 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 [2020-07-08 11:16:59,370 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 [2020-07-08 11:16:59,371 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 [2020-07-08 11:16:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,374 INFO L280 TraceCheckUtils]: 0: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,375 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2031#true} {2046#(not (= 0 ~systemActive~0))} #437#return; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,378 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 [2020-07-08 11:16:59,378 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,379 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #521#return; {2032#false} is VALID [2020-07-08 11:16:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,381 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 [2020-07-08 11:16:59,381 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,382 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #523#return; {2032#false} is VALID [2020-07-08 11:16:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:59,384 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 [2020-07-08 11:16:59,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,385 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2031#true} {2032#false} #525#return; {2032#false} is VALID [2020-07-08 11:16:59,390 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 [2020-07-08 11:16:59,395 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 [2020-07-08 11:16:59,396 INFO L280 TraceCheckUtils]: 2: Hoare triple {2036#(= 1 ~systemActive~0)} assume true; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,396 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2036#(= 1 ~systemActive~0)} {2031#true} #529#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,397 INFO L263 TraceCheckUtils]: 4: Hoare triple {2036#(= 1 ~systemActive~0)} call #t~ret74 := main(); {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,398 INFO L280 TraceCheckUtils]: 5: Hoare triple {2036#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,398 INFO L263 TraceCheckUtils]: 6: Hoare triple {2036#(= 1 ~systemActive~0)} call select_helpers(); {2031#true} is VALID [2020-07-08 11:16:59,398 INFO L280 TraceCheckUtils]: 7: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,399 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #431#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,399 INFO L263 TraceCheckUtils]: 9: Hoare triple {2036#(= 1 ~systemActive~0)} call select_features(); {2031#true} is VALID [2020-07-08 11:16:59,399 INFO L280 TraceCheckUtils]: 10: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,400 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2031#true} {2036#(= 1 ~systemActive~0)} #433#return; {2036#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:59,400 INFO L263 TraceCheckUtils]: 12: Hoare triple {2036#(= 1 ~systemActive~0)} call #t~ret70 := valid_product(); {2031#true} is VALID [2020-07-08 11:16:59,401 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 [2020-07-08 11:16:59,402 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 [2020-07-08 11:16:59,403 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 [2020-07-08 11:16:59,404 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 [2020-07-08 11:16:59,404 INFO L280 TraceCheckUtils]: 17: Hoare triple {2045#(= main_~tmp~7 ~systemActive~0)} assume 0 != ~tmp~7; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,404 INFO L263 TraceCheckUtils]: 18: Hoare triple {2046#(not (= 0 ~systemActive~0))} call setup(); {2031#true} is VALID [2020-07-08 11:16:59,405 INFO L280 TraceCheckUtils]: 19: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,405 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2031#true} {2046#(not (= 0 ~systemActive~0))} #437#return; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,406 INFO L263 TraceCheckUtils]: 21: Hoare triple {2046#(not (= 0 ~systemActive~0))} call runTest(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,407 INFO L263 TraceCheckUtils]: 22: Hoare triple {2046#(not (= 0 ~systemActive~0))} call test(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,407 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 [2020-07-08 11:16:59,408 INFO L280 TraceCheckUtils]: 24: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !false; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,408 INFO L280 TraceCheckUtils]: 25: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,409 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 [2020-07-08 11:16:59,410 INFO L280 TraceCheckUtils]: 27: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,410 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 [2020-07-08 11:16:59,411 INFO L280 TraceCheckUtils]: 29: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,411 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 [2020-07-08 11:16:59,412 INFO L280 TraceCheckUtils]: 31: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,413 INFO L263 TraceCheckUtils]: 32: Hoare triple {2046#(not (= 0 ~systemActive~0))} call timeShift(); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,413 INFO L280 TraceCheckUtils]: 33: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2046#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:59,414 INFO L280 TraceCheckUtils]: 34: Hoare triple {2046#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2032#false} is VALID [2020-07-08 11:16:59,414 INFO L263 TraceCheckUtils]: 35: Hoare triple {2032#false} call __utac_acc__Specification3_spec__1(); {2032#false} is VALID [2020-07-08 11:16:59,414 INFO L280 TraceCheckUtils]: 36: Hoare triple {2032#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {2032#false} is VALID [2020-07-08 11:16:59,415 INFO L263 TraceCheckUtils]: 37: Hoare triple {2032#false} call #t~ret71 := isMethaneLevelCritical(); {2031#true} is VALID [2020-07-08 11:16:59,415 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 [2020-07-08 11:16:59,415 INFO L280 TraceCheckUtils]: 39: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,415 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2031#true} {2032#false} #521#return; {2032#false} is VALID [2020-07-08 11:16:59,415 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 [2020-07-08 11:16:59,416 INFO L280 TraceCheckUtils]: 42: Hoare triple {2032#false} assume !(0 != ~tmp~8); {2032#false} is VALID [2020-07-08 11:16:59,416 INFO L263 TraceCheckUtils]: 43: Hoare triple {2032#false} call #t~ret72 := getWaterLevel(); {2031#true} is VALID [2020-07-08 11:16:59,416 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 [2020-07-08 11:16:59,416 INFO L280 TraceCheckUtils]: 45: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,417 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2031#true} {2032#false} #523#return; {2032#false} is VALID [2020-07-08 11:16:59,417 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 [2020-07-08 11:16:59,417 INFO L280 TraceCheckUtils]: 48: Hoare triple {2032#false} assume 2 == ~tmp___0~2; {2032#false} is VALID [2020-07-08 11:16:59,417 INFO L263 TraceCheckUtils]: 49: Hoare triple {2032#false} call #t~ret73 := isPumpRunning(); {2031#true} is VALID [2020-07-08 11:16:59,417 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 [2020-07-08 11:16:59,418 INFO L280 TraceCheckUtils]: 51: Hoare triple {2031#true} assume true; {2031#true} is VALID [2020-07-08 11:16:59,418 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2031#true} {2032#false} #525#return; {2032#false} is VALID [2020-07-08 11:16:59,418 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 [2020-07-08 11:16:59,418 INFO L280 TraceCheckUtils]: 54: Hoare triple {2032#false} assume !(0 != ~tmp___1~1); {2032#false} is VALID [2020-07-08 11:16:59,419 INFO L263 TraceCheckUtils]: 55: Hoare triple {2032#false} call __automaton_fail(); {2032#false} is VALID [2020-07-08 11:16:59,419 INFO L280 TraceCheckUtils]: 56: Hoare triple {2032#false} assume !false; {2032#false} is VALID [2020-07-08 11:16:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:59,428 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782965056] [2020-07-08 11:16:59,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:59,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:16:59,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047054615] [2020-07-08 11:16:59,429 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:16:59,429 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:59,429 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:16:59,499 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:59,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:16:59,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:59,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:16:59,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:16:59,500 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 8 states. [2020-07-08 11:17:00,287 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:01,150 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:17:01,521 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:01,830 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:05,464 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:17:16,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:16,089 INFO L93 Difference]: Finished difference Result 436 states and 543 transitions. [2020-07-08 11:17:16,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:17:16,090 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:17:16,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 543 transitions. [2020-07-08 11:17:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:16,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 543 transitions. [2020-07-08 11:17:16,112 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 543 transitions. [2020-07-08 11:17:18,101 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 543 edges. 543 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:18,115 INFO L225 Difference]: With dead ends: 436 [2020-07-08 11:17:18,115 INFO L226 Difference]: Without dead ends: 334 [2020-07-08 11:17:18,117 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:17:18,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-07-08 11:17:20,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 276. [2020-07-08 11:17:20,908 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:20,908 INFO L82 GeneralOperation]: Start isEquivalent. First operand 334 states. Second operand 276 states. [2020-07-08 11:17:20,908 INFO L74 IsIncluded]: Start isIncluded. First operand 334 states. Second operand 276 states. [2020-07-08 11:17:20,908 INFO L87 Difference]: Start difference. First operand 334 states. Second operand 276 states. [2020-07-08 11:17:20,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:20,928 INFO L93 Difference]: Finished difference Result 334 states and 412 transitions. [2020-07-08 11:17:20,928 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2020-07-08 11:17:20,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:20,930 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:20,930 INFO L74 IsIncluded]: Start isIncluded. First operand 276 states. Second operand 334 states. [2020-07-08 11:17:20,930 INFO L87 Difference]: Start difference. First operand 276 states. Second operand 334 states. [2020-07-08 11:17:20,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:20,948 INFO L93 Difference]: Finished difference Result 334 states and 412 transitions. [2020-07-08 11:17:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 412 transitions. [2020-07-08 11:17:20,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:20,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:20,950 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:20,951 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-07-08 11:17:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 335 transitions. [2020-07-08 11:17:20,963 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 335 transitions. Word has length 57 [2020-07-08 11:17:20,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:20,964 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 335 transitions. [2020-07-08 11:17:20,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:17:20,964 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 335 transitions. [2020-07-08 11:17:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:17:20,966 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:20,966 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:17:20,967 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:17:20,967 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:20,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:20,967 INFO L82 PathProgramCache]: Analyzing trace with hash -55334840, now seen corresponding path program 1 times [2020-07-08 11:17:20,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:20,968 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659541230] [2020-07-08 11:17:20,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,328 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:17:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,389 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 [2020-07-08 11:17:21,390 INFO L280 TraceCheckUtils]: 1: Hoare triple {3746#(= 1 ~waterLevel~0)} assume true; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,390 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3746#(= 1 ~waterLevel~0)} {3741#true} #529#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,393 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,394 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #431#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,396 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,397 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #433#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,400 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3741#true} is VALID [2020-07-08 11:17:21,401 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,401 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #435#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,405 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #437#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,437 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 [2020-07-08 11:17:21,437 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} ~systemActive~0 := 0; {3741#true} is VALID [2020-07-08 11:17:21,437 INFO L280 TraceCheckUtils]: 2: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,438 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #485#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,441 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 [2020-07-08 11:17:21,441 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,442 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #521#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,463 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 [2020-07-08 11:17:21,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:17:21,465 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 [2020-07-08 11:17:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:21,468 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 [2020-07-08 11:17:21,468 INFO L280 TraceCheckUtils]: 1: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,468 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3741#true} {3742#false} #525#return; {3742#false} is VALID [2020-07-08 11:17:21,473 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 [2020-07-08 11:17:21,478 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 [2020-07-08 11:17:21,479 INFO L280 TraceCheckUtils]: 2: Hoare triple {3746#(= 1 ~waterLevel~0)} assume true; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,480 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3746#(= 1 ~waterLevel~0)} {3741#true} #529#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,480 INFO L263 TraceCheckUtils]: 4: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,481 INFO L280 TraceCheckUtils]: 5: Hoare triple {3746#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,481 INFO L263 TraceCheckUtils]: 6: Hoare triple {3746#(= 1 ~waterLevel~0)} call select_helpers(); {3741#true} is VALID [2020-07-08 11:17:21,481 INFO L280 TraceCheckUtils]: 7: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,482 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #431#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,482 INFO L263 TraceCheckUtils]: 9: Hoare triple {3746#(= 1 ~waterLevel~0)} call select_features(); {3741#true} is VALID [2020-07-08 11:17:21,483 INFO L280 TraceCheckUtils]: 10: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,483 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #433#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,483 INFO L263 TraceCheckUtils]: 12: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret70 := valid_product(); {3741#true} is VALID [2020-07-08 11:17:21,484 INFO L280 TraceCheckUtils]: 13: Hoare triple {3741#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3741#true} is VALID [2020-07-08 11:17:21,484 INFO L280 TraceCheckUtils]: 14: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,485 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #435#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,485 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 [2020-07-08 11:17:21,486 INFO L280 TraceCheckUtils]: 17: Hoare triple {3746#(= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,486 INFO L263 TraceCheckUtils]: 18: Hoare triple {3746#(= 1 ~waterLevel~0)} call setup(); {3741#true} is VALID [2020-07-08 11:17:21,486 INFO L280 TraceCheckUtils]: 19: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,487 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #437#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,487 INFO L263 TraceCheckUtils]: 21: Hoare triple {3746#(= 1 ~waterLevel~0)} call runTest(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,488 INFO L263 TraceCheckUtils]: 22: Hoare triple {3746#(= 1 ~waterLevel~0)} call test(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,489 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 [2020-07-08 11:17:21,489 INFO L280 TraceCheckUtils]: 24: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !false; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,490 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,490 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 [2020-07-08 11:17:21,491 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,491 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 [2020-07-08 11:17:21,492 INFO L280 TraceCheckUtils]: 29: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,492 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 [2020-07-08 11:17:21,493 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 [2020-07-08 11:17:21,494 INFO L280 TraceCheckUtils]: 32: Hoare triple {3746#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,494 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 [2020-07-08 11:17:21,495 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 [2020-07-08 11:17:21,495 INFO L280 TraceCheckUtils]: 35: Hoare triple {3741#true} ~systemActive~0 := 0; {3741#true} is VALID [2020-07-08 11:17:21,495 INFO L280 TraceCheckUtils]: 36: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,496 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #485#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,496 INFO L263 TraceCheckUtils]: 38: Hoare triple {3746#(= 1 ~waterLevel~0)} call timeShift(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,497 INFO L280 TraceCheckUtils]: 39: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,497 INFO L280 TraceCheckUtils]: 40: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,498 INFO L263 TraceCheckUtils]: 41: Hoare triple {3746#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,499 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 [2020-07-08 11:17:21,499 INFO L263 TraceCheckUtils]: 43: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret71 := isMethaneLevelCritical(); {3741#true} is VALID [2020-07-08 11:17:21,500 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 [2020-07-08 11:17:21,500 INFO L280 TraceCheckUtils]: 45: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,501 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3741#true} {3746#(= 1 ~waterLevel~0)} #521#return; {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,501 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 [2020-07-08 11:17:21,502 INFO L280 TraceCheckUtils]: 48: Hoare triple {3746#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3746#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:21,502 INFO L263 TraceCheckUtils]: 49: Hoare triple {3746#(= 1 ~waterLevel~0)} call #t~ret72 := getWaterLevel(); {3741#true} is VALID [2020-07-08 11:17:21,503 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 [2020-07-08 11:17:21,503 INFO L280 TraceCheckUtils]: 51: Hoare triple {3773#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3773#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:17:21,504 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 [2020-07-08 11:17:21,505 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 [2020-07-08 11:17:21,505 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 [2020-07-08 11:17:21,506 INFO L263 TraceCheckUtils]: 55: Hoare triple {3742#false} call #t~ret73 := isPumpRunning(); {3741#true} is VALID [2020-07-08 11:17:21,506 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 [2020-07-08 11:17:21,506 INFO L280 TraceCheckUtils]: 57: Hoare triple {3741#true} assume true; {3741#true} is VALID [2020-07-08 11:17:21,506 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3741#true} {3742#false} #525#return; {3742#false} is VALID [2020-07-08 11:17:21,506 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 [2020-07-08 11:17:21,507 INFO L280 TraceCheckUtils]: 60: Hoare triple {3742#false} assume !(0 != ~tmp___1~1); {3742#false} is VALID [2020-07-08 11:17:21,507 INFO L263 TraceCheckUtils]: 61: Hoare triple {3742#false} call __automaton_fail(); {3742#false} is VALID [2020-07-08 11:17:21,507 INFO L280 TraceCheckUtils]: 62: Hoare triple {3742#false} assume !false; {3742#false} is VALID [2020-07-08 11:17:21,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:17:21,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659541230] [2020-07-08 11:17:21,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:17:21,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:17:21,518 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967928946] [2020-07-08 11:17:21,519 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:17:21,519 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:17:21,520 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:17:21,598 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:21,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:17:21,599 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:17:21,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:17:21,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:17:21,599 INFO L87 Difference]: Start difference. First operand 276 states and 335 transitions. Second operand 8 states. [2020-07-08 11:17:22,439 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:30,924 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:32,057 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:32,541 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:32,980 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:38,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:38,502 INFO L93 Difference]: Finished difference Result 848 states and 1119 transitions. [2020-07-08 11:17:38,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:17:38,503 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:17:38,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 509 transitions. [2020-07-08 11:17:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 509 transitions. [2020-07-08 11:17:38,525 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 509 transitions. [2020-07-08 11:17:40,264 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 509 edges. 509 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:40,297 INFO L225 Difference]: With dead ends: 848 [2020-07-08 11:17:40,297 INFO L226 Difference]: Without dead ends: 596 [2020-07-08 11:17:40,299 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:17:40,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2020-07-08 11:17:45,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 529. [2020-07-08 11:17:45,484 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:45,484 INFO L82 GeneralOperation]: Start isEquivalent. First operand 596 states. Second operand 529 states. [2020-07-08 11:17:45,484 INFO L74 IsIncluded]: Start isIncluded. First operand 596 states. Second operand 529 states. [2020-07-08 11:17:45,484 INFO L87 Difference]: Start difference. First operand 596 states. Second operand 529 states. [2020-07-08 11:17:45,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:45,515 INFO L93 Difference]: Finished difference Result 596 states and 768 transitions. [2020-07-08 11:17:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2020-07-08 11:17:45,518 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:45,518 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:45,518 INFO L74 IsIncluded]: Start isIncluded. First operand 529 states. Second operand 596 states. [2020-07-08 11:17:45,518 INFO L87 Difference]: Start difference. First operand 529 states. Second operand 596 states. [2020-07-08 11:17:45,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:45,553 INFO L93 Difference]: Finished difference Result 596 states and 768 transitions. [2020-07-08 11:17:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2020-07-08 11:17:45,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:45,556 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:45,556 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:45,557 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2020-07-08 11:17:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 655 transitions. [2020-07-08 11:17:45,587 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 655 transitions. Word has length 63 [2020-07-08 11:17:45,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:45,588 INFO L479 AbstractCegarLoop]: Abstraction has 529 states and 655 transitions. [2020-07-08 11:17:45,588 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:17:45,588 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 655 transitions. [2020-07-08 11:17:45,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:17:45,590 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:45,590 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:17:45,591 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:17:45,591 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:45,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:45,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1296263794, now seen corresponding path program 1 times [2020-07-08 11:17:45,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:45,592 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140989524] [2020-07-08 11:17:45,592 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:45,900 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:17:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:45,978 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 [2020-07-08 11:17:45,979 INFO L280 TraceCheckUtils]: 1: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:45,979 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6906#true} #529#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:45,982 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:45,983 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #431#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:45,986 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:45,987 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #433#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:45,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6906#true} is VALID [2020-07-08 11:17:45,990 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:45,991 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #435#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:45,994 INFO L280 TraceCheckUtils]: 0: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:45,995 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #437#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:46,019 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 [2020-07-08 11:17:46,019 INFO L280 TraceCheckUtils]: 1: Hoare triple {6911#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,020 INFO L280 TraceCheckUtils]: 2: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,023 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6911#(= 0 ~pumpRunning~0)} #485#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:46,036 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 [2020-07-08 11:17:46,036 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,036 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #493#return; {6907#false} is VALID [2020-07-08 11:17:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:46,039 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 [2020-07-08 11:17:46,040 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,040 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #521#return; {6907#false} is VALID [2020-07-08 11:17:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:46,049 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 [2020-07-08 11:17:46,049 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,050 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #523#return; {6907#false} is VALID [2020-07-08 11:17:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:46,052 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 [2020-07-08 11:17:46,052 INFO L280 TraceCheckUtils]: 1: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,052 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6906#true} {6907#false} #525#return; {6907#false} is VALID [2020-07-08 11:17:46,056 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 [2020-07-08 11:17:46,061 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 [2020-07-08 11:17:46,063 INFO L280 TraceCheckUtils]: 2: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,064 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6906#true} #529#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,065 INFO L263 TraceCheckUtils]: 4: Hoare triple {6911#(= 0 ~pumpRunning~0)} call #t~ret74 := main(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,065 INFO L280 TraceCheckUtils]: 5: Hoare triple {6911#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~7; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,065 INFO L263 TraceCheckUtils]: 6: Hoare triple {6911#(= 0 ~pumpRunning~0)} call select_helpers(); {6906#true} is VALID [2020-07-08 11:17:46,066 INFO L280 TraceCheckUtils]: 7: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,066 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #431#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,066 INFO L263 TraceCheckUtils]: 9: Hoare triple {6911#(= 0 ~pumpRunning~0)} call select_features(); {6906#true} is VALID [2020-07-08 11:17:46,067 INFO L280 TraceCheckUtils]: 10: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,067 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #433#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,067 INFO L263 TraceCheckUtils]: 12: Hoare triple {6911#(= 0 ~pumpRunning~0)} call #t~ret70 := valid_product(); {6906#true} is VALID [2020-07-08 11:17:46,068 INFO L280 TraceCheckUtils]: 13: Hoare triple {6906#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6906#true} is VALID [2020-07-08 11:17:46,068 INFO L280 TraceCheckUtils]: 14: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,068 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #435#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,069 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 [2020-07-08 11:17:46,069 INFO L280 TraceCheckUtils]: 17: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~7; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,070 INFO L263 TraceCheckUtils]: 18: Hoare triple {6911#(= 0 ~pumpRunning~0)} call setup(); {6906#true} is VALID [2020-07-08 11:17:46,070 INFO L280 TraceCheckUtils]: 19: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,070 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6906#true} {6911#(= 0 ~pumpRunning~0)} #437#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,071 INFO L263 TraceCheckUtils]: 21: Hoare triple {6911#(= 0 ~pumpRunning~0)} call runTest(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,071 INFO L263 TraceCheckUtils]: 22: Hoare triple {6911#(= 0 ~pumpRunning~0)} call test(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,072 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 [2020-07-08 11:17:46,072 INFO L280 TraceCheckUtils]: 24: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !false; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,073 INFO L280 TraceCheckUtils]: 25: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,073 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 [2020-07-08 11:17:46,074 INFO L280 TraceCheckUtils]: 27: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,074 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 [2020-07-08 11:17:46,075 INFO L280 TraceCheckUtils]: 29: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,075 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 [2020-07-08 11:17:46,076 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 [2020-07-08 11:17:46,076 INFO L280 TraceCheckUtils]: 32: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,077 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 [2020-07-08 11:17:46,078 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 [2020-07-08 11:17:46,078 INFO L280 TraceCheckUtils]: 35: Hoare triple {6911#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,079 INFO L280 TraceCheckUtils]: 36: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume true; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,079 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6911#(= 0 ~pumpRunning~0)} {6911#(= 0 ~pumpRunning~0)} #485#return; {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,080 INFO L263 TraceCheckUtils]: 38: Hoare triple {6911#(= 0 ~pumpRunning~0)} call timeShift(); {6911#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:17:46,080 INFO L280 TraceCheckUtils]: 39: Hoare triple {6911#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6907#false} is VALID [2020-07-08 11:17:46,080 INFO L263 TraceCheckUtils]: 40: Hoare triple {6907#false} call lowerWaterLevel(); {6939#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:17:46,081 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 [2020-07-08 11:17:46,081 INFO L280 TraceCheckUtils]: 42: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,081 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6906#true} {6907#false} #493#return; {6907#false} is VALID [2020-07-08 11:17:46,081 INFO L280 TraceCheckUtils]: 44: Hoare triple {6907#false} assume !(0 != ~systemActive~0); {6907#false} is VALID [2020-07-08 11:17:46,081 INFO L263 TraceCheckUtils]: 45: Hoare triple {6907#false} call __utac_acc__Specification3_spec__1(); {6907#false} is VALID [2020-07-08 11:17:46,082 INFO L280 TraceCheckUtils]: 46: Hoare triple {6907#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {6907#false} is VALID [2020-07-08 11:17:46,082 INFO L263 TraceCheckUtils]: 47: Hoare triple {6907#false} call #t~ret71 := isMethaneLevelCritical(); {6906#true} is VALID [2020-07-08 11:17:46,082 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 [2020-07-08 11:17:46,082 INFO L280 TraceCheckUtils]: 49: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,082 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6906#true} {6907#false} #521#return; {6907#false} is VALID [2020-07-08 11:17:46,083 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 [2020-07-08 11:17:46,083 INFO L280 TraceCheckUtils]: 52: Hoare triple {6907#false} assume !(0 != ~tmp~8); {6907#false} is VALID [2020-07-08 11:17:46,083 INFO L263 TraceCheckUtils]: 53: Hoare triple {6907#false} call #t~ret72 := getWaterLevel(); {6906#true} is VALID [2020-07-08 11:17:46,087 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 [2020-07-08 11:17:46,087 INFO L280 TraceCheckUtils]: 55: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,088 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6906#true} {6907#false} #523#return; {6907#false} is VALID [2020-07-08 11:17:46,088 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 [2020-07-08 11:17:46,088 INFO L280 TraceCheckUtils]: 58: Hoare triple {6907#false} assume 2 == ~tmp___0~2; {6907#false} is VALID [2020-07-08 11:17:46,089 INFO L263 TraceCheckUtils]: 59: Hoare triple {6907#false} call #t~ret73 := isPumpRunning(); {6906#true} is VALID [2020-07-08 11:17:46,089 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 [2020-07-08 11:17:46,089 INFO L280 TraceCheckUtils]: 61: Hoare triple {6906#true} assume true; {6906#true} is VALID [2020-07-08 11:17:46,089 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6906#true} {6907#false} #525#return; {6907#false} is VALID [2020-07-08 11:17:46,089 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 [2020-07-08 11:17:46,090 INFO L280 TraceCheckUtils]: 64: Hoare triple {6907#false} assume !(0 != ~tmp___1~1); {6907#false} is VALID [2020-07-08 11:17:46,090 INFO L263 TraceCheckUtils]: 65: Hoare triple {6907#false} call __automaton_fail(); {6907#false} is VALID [2020-07-08 11:17:46,090 INFO L280 TraceCheckUtils]: 66: Hoare triple {6907#false} assume !false; {6907#false} is VALID [2020-07-08 11:17:46,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:17:46,099 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140989524] [2020-07-08 11:17:46,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:17:46,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:17:46,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851475162] [2020-07-08 11:17:46,101 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:17:46,103 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:17:46,103 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:17:46,184 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:46,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:17:46,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:17:46,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:17:46,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:17:46,185 INFO L87 Difference]: Start difference. First operand 529 states and 655 transitions. Second operand 6 states. [2020-07-08 11:17:46,781 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:59,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:59,214 INFO L93 Difference]: Finished difference Result 1270 states and 1664 transitions. [2020-07-08 11:17:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:17:59,214 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:17:59,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:17:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 523 transitions. [2020-07-08 11:17:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:17:59,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 523 transitions. [2020-07-08 11:17:59,234 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 523 transitions. [2020-07-08 11:18:00,752 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 523 edges. 523 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:18:00,794 INFO L225 Difference]: With dead ends: 1270 [2020-07-08 11:18:00,794 INFO L226 Difference]: Without dead ends: 765 [2020-07-08 11:18:00,797 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-08 11:18:00,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2020-07-08 11:18:07,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 695. [2020-07-08 11:18:07,002 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:18:07,002 INFO L82 GeneralOperation]: Start isEquivalent. First operand 765 states. Second operand 695 states. [2020-07-08 11:18:07,002 INFO L74 IsIncluded]: Start isIncluded. First operand 765 states. Second operand 695 states. [2020-07-08 11:18:07,002 INFO L87 Difference]: Start difference. First operand 765 states. Second operand 695 states. [2020-07-08 11:18:07,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:18:07,044 INFO L93 Difference]: Finished difference Result 765 states and 961 transitions. [2020-07-08 11:18:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 961 transitions. [2020-07-08 11:18:07,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:18:07,048 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:18:07,048 INFO L74 IsIncluded]: Start isIncluded. First operand 695 states. Second operand 765 states. [2020-07-08 11:18:07,048 INFO L87 Difference]: Start difference. First operand 695 states. Second operand 765 states. [2020-07-08 11:18:07,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:18:07,088 INFO L93 Difference]: Finished difference Result 765 states and 961 transitions. [2020-07-08 11:18:07,088 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 961 transitions. [2020-07-08 11:18:07,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:18:07,093 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:18:07,093 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:18:07,093 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:18:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2020-07-08 11:18:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 850 transitions. [2020-07-08 11:18:07,143 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 850 transitions. Word has length 67 [2020-07-08 11:18:07,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:18:07,144 INFO L479 AbstractCegarLoop]: Abstraction has 695 states and 850 transitions. [2020-07-08 11:18:07,144 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:18:07,144 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 850 transitions. [2020-07-08 11:18:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:18:07,145 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:18:07,145 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:18:07,146 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:18:07,146 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:18:07,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:18:07,146 INFO L82 PathProgramCache]: Analyzing trace with hash 1597316302, now seen corresponding path program 1 times [2020-07-08 11:18:07,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:18:07,147 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209683734] [2020-07-08 11:18:07,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:18:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:18:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:18:07,413 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:18:07,413 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:18:07,414 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 11:18:07,593 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:18:07,594 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:18:07,595 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:18:07,596 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:18:07,597 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:18:07,598 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: L590-2 has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:18:07,599 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-08 11:18:07,600 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: L293 has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:18:07,601 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L435 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-08 11:18:07,602 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:18:07,603 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-08 11:18:07,604 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-08 11:18:07,605 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L900-1 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L900-1 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:18:07,606 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L315-2 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L901 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: L293-1 has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:18:07,607 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L266 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L240-1 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-08 11:18:07,608 WARN L170 areAnnotationChecker]: L391 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: L749 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: L749 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: L743-1 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:18:07,609 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: L351-1 has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:18:07,610 WARN L170 areAnnotationChecker]: L829-1 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-08 11:18:07,611 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-08 11:18:07,612 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L935-1 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L904-1 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L266-1 has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:18:07,613 WARN L170 areAnnotationChecker]: L253-1 has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: L392 has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: L609-1 has no Hoare annotation [2020-07-08 11:18:07,614 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L410-1 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L931-1 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L353 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L833-2 has no Hoare annotation [2020-07-08 11:18:07,615 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L227-1 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L864 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L400-1 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L933-1 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: L539-1 has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:18:07,616 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-08 11:18:07,617 WARN L170 areAnnotationChecker]: L327-2 has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: L255 has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: L400 has no Hoare annotation [2020-07-08 11:18:07,618 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L675-2 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L420 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-08 11:18:07,619 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: L353-2 has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,620 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L848 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L931 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:18:07,621 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L410 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L707-1 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L862 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L862 has no Hoare annotation [2020-07-08 11:18:07,622 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-08 11:18:07,623 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L338-1 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L715 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L715 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-08 11:18:07,624 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-08 11:18:07,625 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L412 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-08 11:18:07,626 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-08 11:18:07,627 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-08 11:18:07,628 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-08 11:18:07,628 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:18:07,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:18:07 BoogieIcfgContainer [2020-07-08 11:18:07,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:18:07,634 INFO L168 Benchmark]: Toolchain (without parser) took 87796.00 ms. Allocated memory was 141.6 MB in the beginning and 794.3 MB in the end (delta: 652.7 MB). Free memory was 103.5 MB in the beginning and 379.7 MB in the end (delta: -276.2 MB). Peak memory consumption was 376.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:18:07,634 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 141.6 MB. Free memory was 122.9 MB in the beginning and 122.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:18:07,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.21 ms. Allocated memory was 141.6 MB in the beginning and 205.0 MB in the end (delta: 63.4 MB). Free memory was 103.3 MB in the beginning and 173.0 MB in the end (delta: -69.7 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2020-07-08 11:18:07,635 INFO L168 Benchmark]: Boogie Preprocessor took 113.47 ms. Allocated memory is still 205.0 MB. Free memory was 173.0 MB in the beginning and 166.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2020-07-08 11:18:07,636 INFO L168 Benchmark]: RCFGBuilder took 1844.64 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 166.8 MB in the beginning and 93.9 MB in the end (delta: 72.9 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2020-07-08 11:18:07,637 INFO L168 Benchmark]: TraceAbstraction took 85168.50 ms. Allocated memory was 236.5 MB in the beginning and 794.3 MB in the end (delta: 557.8 MB). Free memory was 92.5 MB in the beginning and 379.7 MB in the end (delta: -287.2 MB). Peak memory consumption was 270.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:18:07,640 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 0.49 ms. Allocated memory is still 141.6 MB. Free memory was 122.9 MB in the beginning and 122.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.21 ms. Allocated memory was 141.6 MB in the beginning and 205.0 MB in the end (delta: 63.4 MB). Free memory was 103.3 MB in the beginning and 173.0 MB in the end (delta: -69.7 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.47 ms. Allocated memory is still 205.0 MB. Free memory was 173.0 MB in the beginning and 166.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1844.64 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 166.8 MB in the beginning and 93.9 MB in the end (delta: 72.9 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 85168.50 ms. Allocated memory was 236.5 MB in the beginning and 794.3 MB in the end (delta: 557.8 MB). Free memory was 92.5 MB in the beginning and 379.7 MB in the end (delta: -287.2 MB). Peak memory consumption was 270.7 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)=166, \old(head)=176, \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: 84.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 63.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 620 SDtfs, 994 SDslu, 444 SDs, 0 SdLazy, 2370 SolverSat, 617 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 4.8s 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: 17.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 256 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s 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...