/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_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:15:01,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:15:01,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:15:01,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:15:01,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:15:01,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:15:01,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:15:01,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:15:01,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:15:01,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:15:01,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:15:01,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:15:01,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:15:01,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:15:01,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:15:01,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:15:01,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:15:01,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:15:01,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:15:01,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:15:01,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:15:01,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:15:01,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:15:01,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:15:01,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:15:01,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:15:01,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:15:01,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:15:01,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:15:01,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:15:01,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:15:01,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:15:01,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:15:01,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:15:01,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:15:01,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:15:01,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:15:01,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:15:01,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:15:01,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:15:01,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:15:01,595 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 11:15:01,609 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:15:01,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:15:01,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:15:01,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:15:01,611 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:15:01,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:15:01,612 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:15:01,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:15:01,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:15:01,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:15:01,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:15:01,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:15:01,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:15:01,613 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:15:01,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:15:01,614 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:15:01,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:15:01,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:15:01,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:15:01,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:15:01,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:15:01,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:15:01,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:15:01,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:15:01,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:15:01,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:15:01,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:15:01,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:15:01,616 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:15:01,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:15:01,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:15:01,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:15:01,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:15:01,918 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:15:01,919 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:15:01,920 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product20.cil.c [2020-07-08 11:15:01,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1777ca5cd/8fbecf104de64b1ea270dc65d05f1b06/FLAGdebfb905d [2020-07-08 11:15:02,539 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:15:02,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product20.cil.c [2020-07-08 11:15:02,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1777ca5cd/8fbecf104de64b1ea270dc65d05f1b06/FLAGdebfb905d [2020-07-08 11:15:02,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1777ca5cd/8fbecf104de64b1ea270dc65d05f1b06 [2020-07-08 11:15:02,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:15:02,842 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:15:02,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:15:02,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:15:02,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:15:02,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:15:02" (1/1) ... [2020-07-08 11:15:02,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd670cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:02, skipping insertion in model container [2020-07-08 11:15:02,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:15:02" (1/1) ... [2020-07-08 11:15:02,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:15:02,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:15:03,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:15:03,398 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:15:03,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:15:03,541 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:15:03,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03 WrapperNode [2020-07-08 11:15:03,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:15:03,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:15:03,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:15:03,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:15:03,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (1/1) ... [2020-07-08 11:15:03,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:15:03,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:15:03,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:15:03,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:15:03,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (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 11:15:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:15:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:15:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:15:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:15:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:15:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:15:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:15:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:15:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:15:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:15:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:15:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:15:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:15:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:15:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:15:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:15:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:15:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:15:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:15:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:15:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:15:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:15:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:15:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:15:03,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:15:03,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:15:03,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:15:03,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:15:03,732 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:15:03,732 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:15:03,733 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:15:03,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:15:03,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:15:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:15:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:15:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:15:03,734 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:15:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:15:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:15:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:15:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:15:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:15:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:15:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:15:03,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:15:03,738 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:15:03,738 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:15:03,738 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:15:03,738 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:15:03,738 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:15:03,738 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:15:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:15:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:15:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:15:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:15:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:15:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:15:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:15:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:15:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:15:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-08 11:15:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:15:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:15:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:15:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:15:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:15:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:15:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:15:05,325 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:15:05,325 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:15:05,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:15:05 BoogieIcfgContainer [2020-07-08 11:15:05,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:15:05,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:15:05,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:15:05,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:15:05,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:15:02" (1/3) ... [2020-07-08 11:15:05,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e011996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:15:05, skipping insertion in model container [2020-07-08 11:15:05,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:15:03" (2/3) ... [2020-07-08 11:15:05,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e011996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:15:05, skipping insertion in model container [2020-07-08 11:15:05,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:15:05" (3/3) ... [2020-07-08 11:15:05,341 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product20.cil.c [2020-07-08 11:15:05,354 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:15:05,363 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:15:05,380 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:15:05,407 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:15:05,407 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:15:05,408 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:15:05,408 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:15:05,408 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:15:05,409 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:15:05,409 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:15:05,409 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:15:05,439 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2020-07-08 11:15:05,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:15:05,457 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:05,458 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 11:15:05,459 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:05,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:05,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1020125937, now seen corresponding path program 1 times [2020-07-08 11:15:05,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:05,482 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331816085] [2020-07-08 11:15:05,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,270 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,370 INFO L280 TraceCheckUtils]: 0: Hoare triple {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {169#true} is VALID [2020-07-08 11:15:06,371 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,371 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-08 11:15:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,377 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,378 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-08 11:15:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,383 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,383 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-08 11:15:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,388 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {169#true} is VALID [2020-07-08 11:15:06,389 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,389 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-08 11:15:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,396 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,396 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #417#return; {169#true} is VALID [2020-07-08 11:15:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,400 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {169#true} is VALID [2020-07-08 11:15:06,400 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,401 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-08 11:15:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,405 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {169#true} is VALID [2020-07-08 11:15:06,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,406 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-08 11:15:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:06,410 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-08 11:15:06,410 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,410 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-08 11:15:06,416 INFO L263 TraceCheckUtils]: 0: Hoare triple {169#true} call ULTIMATE.init(); {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:06,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {192#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {169#true} is VALID [2020-07-08 11:15:06,417 INFO L280 TraceCheckUtils]: 2: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,418 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {169#true} {169#true} #503#return; {169#true} is VALID [2020-07-08 11:15:06,418 INFO L263 TraceCheckUtils]: 4: Hoare triple {169#true} call #t~ret73 := main(); {169#true} is VALID [2020-07-08 11:15:06,418 INFO L280 TraceCheckUtils]: 5: Hoare triple {169#true} havoc ~retValue_acc~5;havoc ~tmp~3; {169#true} is VALID [2020-07-08 11:15:06,419 INFO L263 TraceCheckUtils]: 6: Hoare triple {169#true} call select_helpers(); {169#true} is VALID [2020-07-08 11:15:06,419 INFO L280 TraceCheckUtils]: 7: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,419 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {169#true} {169#true} #411#return; {169#true} is VALID [2020-07-08 11:15:06,420 INFO L263 TraceCheckUtils]: 9: Hoare triple {169#true} call select_features(); {169#true} is VALID [2020-07-08 11:15:06,420 INFO L280 TraceCheckUtils]: 10: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,421 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {169#true} {169#true} #413#return; {169#true} is VALID [2020-07-08 11:15:06,421 INFO L263 TraceCheckUtils]: 12: Hoare triple {169#true} call #t~ret36 := valid_product(); {169#true} is VALID [2020-07-08 11:15:06,421 INFO L280 TraceCheckUtils]: 13: Hoare triple {169#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {169#true} is VALID [2020-07-08 11:15:06,422 INFO L280 TraceCheckUtils]: 14: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,422 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {169#true} {169#true} #415#return; {169#true} is VALID [2020-07-08 11:15:06,422 INFO L280 TraceCheckUtils]: 16: Hoare triple {169#true} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {169#true} is VALID [2020-07-08 11:15:06,423 INFO L280 TraceCheckUtils]: 17: Hoare triple {169#true} assume 0 != ~tmp~3; {169#true} is VALID [2020-07-08 11:15:06,423 INFO L263 TraceCheckUtils]: 18: Hoare triple {169#true} call setup(); {169#true} is VALID [2020-07-08 11:15:06,423 INFO L280 TraceCheckUtils]: 19: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,424 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {169#true} {169#true} #417#return; {169#true} is VALID [2020-07-08 11:15:06,424 INFO L263 TraceCheckUtils]: 21: Hoare triple {169#true} call runTest(); {169#true} is VALID [2020-07-08 11:15:06,424 INFO L263 TraceCheckUtils]: 22: Hoare triple {169#true} call test(); {169#true} is VALID [2020-07-08 11:15:06,424 INFO L280 TraceCheckUtils]: 23: Hoare triple {169#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {169#true} is VALID [2020-07-08 11:15:06,425 INFO L280 TraceCheckUtils]: 24: Hoare triple {169#true} assume false; {170#false} is VALID [2020-07-08 11:15:06,426 INFO L263 TraceCheckUtils]: 25: Hoare triple {170#false} call cleanup(); {170#false} is VALID [2020-07-08 11:15:06,426 INFO L280 TraceCheckUtils]: 26: Hoare triple {170#false} havoc ~i~0;havoc ~__cil_tmp2~0; {170#false} is VALID [2020-07-08 11:15:06,427 INFO L263 TraceCheckUtils]: 27: Hoare triple {170#false} call timeShift(); {170#false} is VALID [2020-07-08 11:15:06,427 INFO L280 TraceCheckUtils]: 28: Hoare triple {170#false} assume !(0 != ~pumpRunning~0); {170#false} is VALID [2020-07-08 11:15:06,427 INFO L280 TraceCheckUtils]: 29: Hoare triple {170#false} assume !(0 != ~systemActive~0); {170#false} is VALID [2020-07-08 11:15:06,428 INFO L263 TraceCheckUtils]: 30: Hoare triple {170#false} call __utac_acc__Specification3_spec__1(); {170#false} is VALID [2020-07-08 11:15:06,428 INFO L280 TraceCheckUtils]: 31: Hoare triple {170#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {170#false} is VALID [2020-07-08 11:15:06,428 INFO L263 TraceCheckUtils]: 32: Hoare triple {170#false} call #t~ret37 := isMethaneLevelCritical(); {169#true} is VALID [2020-07-08 11:15:06,429 INFO L280 TraceCheckUtils]: 33: Hoare triple {169#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {169#true} is VALID [2020-07-08 11:15:06,429 INFO L280 TraceCheckUtils]: 34: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,429 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {169#true} {170#false} #495#return; {170#false} is VALID [2020-07-08 11:15:06,430 INFO L280 TraceCheckUtils]: 36: Hoare triple {170#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {170#false} is VALID [2020-07-08 11:15:06,430 INFO L280 TraceCheckUtils]: 37: Hoare triple {170#false} assume !(0 != ~tmp~4); {170#false} is VALID [2020-07-08 11:15:06,430 INFO L263 TraceCheckUtils]: 38: Hoare triple {170#false} call #t~ret38 := getWaterLevel(); {169#true} is VALID [2020-07-08 11:15:06,431 INFO L280 TraceCheckUtils]: 39: Hoare triple {169#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {169#true} is VALID [2020-07-08 11:15:06,431 INFO L280 TraceCheckUtils]: 40: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,431 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {169#true} {170#false} #497#return; {170#false} is VALID [2020-07-08 11:15:06,432 INFO L280 TraceCheckUtils]: 42: Hoare triple {170#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {170#false} is VALID [2020-07-08 11:15:06,432 INFO L280 TraceCheckUtils]: 43: Hoare triple {170#false} assume 2 == ~tmp___0~0; {170#false} is VALID [2020-07-08 11:15:06,432 INFO L263 TraceCheckUtils]: 44: Hoare triple {170#false} call #t~ret39 := isPumpRunning(); {169#true} is VALID [2020-07-08 11:15:06,432 INFO L280 TraceCheckUtils]: 45: Hoare triple {169#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {169#true} is VALID [2020-07-08 11:15:06,433 INFO L280 TraceCheckUtils]: 46: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:15:06,433 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {169#true} {170#false} #499#return; {170#false} is VALID [2020-07-08 11:15:06,433 INFO L280 TraceCheckUtils]: 48: Hoare triple {170#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {170#false} is VALID [2020-07-08 11:15:06,434 INFO L280 TraceCheckUtils]: 49: Hoare triple {170#false} assume !(0 != ~tmp___1~0); {170#false} is VALID [2020-07-08 11:15:06,434 INFO L263 TraceCheckUtils]: 50: Hoare triple {170#false} call __automaton_fail(); {170#false} is VALID [2020-07-08 11:15:06,434 INFO L280 TraceCheckUtils]: 51: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-08 11:15:06,443 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 11:15:06,444 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331816085] [2020-07-08 11:15:06,445 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:06,445 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:15:06,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361650866] [2020-07-08 11:15:06,453 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:15:06,456 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:06,460 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:15:06,539 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 11:15:06,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:15:06,540 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:06,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:15:06,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:15:06,552 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2020-07-08 11:15:10,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:10,808 INFO L93 Difference]: Finished difference Result 282 states and 370 transitions. [2020-07-08 11:15:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:15:10,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:15:10,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:10,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:15:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2020-07-08 11:15:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:15:10,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2020-07-08 11:15:10,861 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 370 transitions. [2020-07-08 11:15:12,120 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 370 edges. 370 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:12,143 INFO L225 Difference]: With dead ends: 282 [2020-07-08 11:15:12,143 INFO L226 Difference]: Without dead ends: 153 [2020-07-08 11:15:12,148 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 11:15:12,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-08 11:15:13,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 120. [2020-07-08 11:15:13,322 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:13,323 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand 120 states. [2020-07-08 11:15:13,324 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand 120 states. [2020-07-08 11:15:13,324 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 120 states. [2020-07-08 11:15:13,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:13,342 INFO L93 Difference]: Finished difference Result 153 states and 193 transitions. [2020-07-08 11:15:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 193 transitions. [2020-07-08 11:15:13,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:13,347 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:13,347 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 153 states. [2020-07-08 11:15:13,347 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 153 states. [2020-07-08 11:15:13,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:13,361 INFO L93 Difference]: Finished difference Result 153 states and 193 transitions. [2020-07-08 11:15:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 193 transitions. [2020-07-08 11:15:13,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:13,365 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:13,365 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:13,366 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-08 11:15:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2020-07-08 11:15:13,377 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 52 [2020-07-08 11:15:13,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:13,378 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2020-07-08 11:15:13,379 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:15:13,379 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2020-07-08 11:15:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:15:13,382 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:13,382 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 11:15:13,382 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:15:13,383 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:13,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:13,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1976002315, now seen corresponding path program 1 times [2020-07-08 11:15:13,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:13,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807802221] [2020-07-08 11:15:13,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,801 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,861 INFO L280 TraceCheckUtils]: 0: Hoare triple {1091#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1067#true} is VALID [2020-07-08 11:15:13,861 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,862 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1067#true} #503#return; {1067#true} is VALID [2020-07-08 11:15:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,865 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,865 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1067#true} {1067#true} #411#return; {1067#true} is VALID [2020-07-08 11:15:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,869 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,869 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1067#true} {1067#true} #413#return; {1067#true} is VALID [2020-07-08 11:15:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1067#true} is VALID [2020-07-08 11:15:13,882 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,882 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1067#true} #415#return; {1067#true} is VALID [2020-07-08 11:15:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,885 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,885 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1067#true} {1067#true} #417#return; {1067#true} is VALID [2020-07-08 11:15:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,894 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1067#true} is VALID [2020-07-08 11:15:13,894 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,895 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1068#false} #495#return; {1068#false} is VALID [2020-07-08 11:15:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,901 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1067#true} is VALID [2020-07-08 11:15:13,902 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,902 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1068#false} #497#return; {1068#false} is VALID [2020-07-08 11:15:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:13,906 INFO L280 TraceCheckUtils]: 0: Hoare triple {1067#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1067#true} is VALID [2020-07-08 11:15:13,906 INFO L280 TraceCheckUtils]: 1: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,906 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1067#true} {1068#false} #499#return; {1068#false} is VALID [2020-07-08 11:15:13,911 INFO L263 TraceCheckUtils]: 0: Hoare triple {1067#true} call ULTIMATE.init(); {1091#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:13,911 INFO L280 TraceCheckUtils]: 1: Hoare triple {1091#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1067#true} is VALID [2020-07-08 11:15:13,911 INFO L280 TraceCheckUtils]: 2: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,912 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1067#true} {1067#true} #503#return; {1067#true} is VALID [2020-07-08 11:15:13,912 INFO L263 TraceCheckUtils]: 4: Hoare triple {1067#true} call #t~ret73 := main(); {1067#true} is VALID [2020-07-08 11:15:13,912 INFO L280 TraceCheckUtils]: 5: Hoare triple {1067#true} havoc ~retValue_acc~5;havoc ~tmp~3; {1067#true} is VALID [2020-07-08 11:15:13,912 INFO L263 TraceCheckUtils]: 6: Hoare triple {1067#true} call select_helpers(); {1067#true} is VALID [2020-07-08 11:15:13,913 INFO L280 TraceCheckUtils]: 7: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,913 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1067#true} {1067#true} #411#return; {1067#true} is VALID [2020-07-08 11:15:13,915 INFO L263 TraceCheckUtils]: 9: Hoare triple {1067#true} call select_features(); {1067#true} is VALID [2020-07-08 11:15:13,915 INFO L280 TraceCheckUtils]: 10: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,915 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1067#true} {1067#true} #413#return; {1067#true} is VALID [2020-07-08 11:15:13,916 INFO L263 TraceCheckUtils]: 12: Hoare triple {1067#true} call #t~ret36 := valid_product(); {1067#true} is VALID [2020-07-08 11:15:13,916 INFO L280 TraceCheckUtils]: 13: Hoare triple {1067#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1067#true} is VALID [2020-07-08 11:15:13,916 INFO L280 TraceCheckUtils]: 14: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,917 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1067#true} {1067#true} #415#return; {1067#true} is VALID [2020-07-08 11:15:13,917 INFO L280 TraceCheckUtils]: 16: Hoare triple {1067#true} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {1067#true} is VALID [2020-07-08 11:15:13,917 INFO L280 TraceCheckUtils]: 17: Hoare triple {1067#true} assume 0 != ~tmp~3; {1067#true} is VALID [2020-07-08 11:15:13,917 INFO L263 TraceCheckUtils]: 18: Hoare triple {1067#true} call setup(); {1067#true} is VALID [2020-07-08 11:15:13,918 INFO L280 TraceCheckUtils]: 19: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,918 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1067#true} {1067#true} #417#return; {1067#true} is VALID [2020-07-08 11:15:13,919 INFO L263 TraceCheckUtils]: 21: Hoare triple {1067#true} call runTest(); {1067#true} is VALID [2020-07-08 11:15:13,919 INFO L263 TraceCheckUtils]: 22: Hoare triple {1067#true} call test(); {1067#true} is VALID [2020-07-08 11:15:13,920 INFO L280 TraceCheckUtils]: 23: Hoare triple {1067#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1081#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:15:13,921 INFO L280 TraceCheckUtils]: 24: Hoare triple {1081#(= 0 test_~splverifierCounter~0)} assume !false; {1081#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:15:13,921 INFO L280 TraceCheckUtils]: 25: Hoare triple {1081#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1068#false} is VALID [2020-07-08 11:15:13,922 INFO L263 TraceCheckUtils]: 26: Hoare triple {1068#false} call cleanup(); {1068#false} is VALID [2020-07-08 11:15:13,922 INFO L280 TraceCheckUtils]: 27: Hoare triple {1068#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1068#false} is VALID [2020-07-08 11:15:13,922 INFO L263 TraceCheckUtils]: 28: Hoare triple {1068#false} call timeShift(); {1068#false} is VALID [2020-07-08 11:15:13,922 INFO L280 TraceCheckUtils]: 29: Hoare triple {1068#false} assume !(0 != ~pumpRunning~0); {1068#false} is VALID [2020-07-08 11:15:13,923 INFO L280 TraceCheckUtils]: 30: Hoare triple {1068#false} assume !(0 != ~systemActive~0); {1068#false} is VALID [2020-07-08 11:15:13,923 INFO L263 TraceCheckUtils]: 31: Hoare triple {1068#false} call __utac_acc__Specification3_spec__1(); {1068#false} is VALID [2020-07-08 11:15:13,926 INFO L280 TraceCheckUtils]: 32: Hoare triple {1068#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {1068#false} is VALID [2020-07-08 11:15:13,927 INFO L263 TraceCheckUtils]: 33: Hoare triple {1068#false} call #t~ret37 := isMethaneLevelCritical(); {1067#true} is VALID [2020-07-08 11:15:13,927 INFO L280 TraceCheckUtils]: 34: Hoare triple {1067#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1067#true} is VALID [2020-07-08 11:15:13,927 INFO L280 TraceCheckUtils]: 35: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,928 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1067#true} {1068#false} #495#return; {1068#false} is VALID [2020-07-08 11:15:13,928 INFO L280 TraceCheckUtils]: 37: Hoare triple {1068#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {1068#false} is VALID [2020-07-08 11:15:13,928 INFO L280 TraceCheckUtils]: 38: Hoare triple {1068#false} assume !(0 != ~tmp~4); {1068#false} is VALID [2020-07-08 11:15:13,931 INFO L263 TraceCheckUtils]: 39: Hoare triple {1068#false} call #t~ret38 := getWaterLevel(); {1067#true} is VALID [2020-07-08 11:15:13,932 INFO L280 TraceCheckUtils]: 40: Hoare triple {1067#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1067#true} is VALID [2020-07-08 11:15:13,932 INFO L280 TraceCheckUtils]: 41: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,932 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1067#true} {1068#false} #497#return; {1068#false} is VALID [2020-07-08 11:15:13,933 INFO L280 TraceCheckUtils]: 43: Hoare triple {1068#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {1068#false} is VALID [2020-07-08 11:15:13,933 INFO L280 TraceCheckUtils]: 44: Hoare triple {1068#false} assume 2 == ~tmp___0~0; {1068#false} is VALID [2020-07-08 11:15:13,933 INFO L263 TraceCheckUtils]: 45: Hoare triple {1068#false} call #t~ret39 := isPumpRunning(); {1067#true} is VALID [2020-07-08 11:15:13,933 INFO L280 TraceCheckUtils]: 46: Hoare triple {1067#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1067#true} is VALID [2020-07-08 11:15:13,934 INFO L280 TraceCheckUtils]: 47: Hoare triple {1067#true} assume true; {1067#true} is VALID [2020-07-08 11:15:13,934 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1067#true} {1068#false} #499#return; {1068#false} is VALID [2020-07-08 11:15:13,938 INFO L280 TraceCheckUtils]: 49: Hoare triple {1068#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {1068#false} is VALID [2020-07-08 11:15:13,939 INFO L280 TraceCheckUtils]: 50: Hoare triple {1068#false} assume !(0 != ~tmp___1~0); {1068#false} is VALID [2020-07-08 11:15:13,939 INFO L263 TraceCheckUtils]: 51: Hoare triple {1068#false} call __automaton_fail(); {1068#false} is VALID [2020-07-08 11:15:13,939 INFO L280 TraceCheckUtils]: 52: Hoare triple {1068#false} assume !false; {1068#false} is VALID [2020-07-08 11:15:13,954 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 11:15:13,955 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807802221] [2020-07-08 11:15:13,955 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:13,955 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:15:13,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180573547] [2020-07-08 11:15:13,957 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:15:13,958 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:13,958 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:15:14,033 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 11:15:14,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:15:14,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:14,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:15:14,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:15:14,035 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 4 states. [2020-07-08 11:15:15,311 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:15:18,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:18,515 INFO L93 Difference]: Finished difference Result 205 states and 249 transitions. [2020-07-08 11:15:18,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:15:18,515 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:15:18,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:18,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:15:18,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 249 transitions. [2020-07-08 11:15:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:15:18,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 249 transitions. [2020-07-08 11:15:18,529 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 249 transitions. [2020-07-08 11:15:19,369 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 249 edges. 249 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:19,375 INFO L225 Difference]: With dead ends: 205 [2020-07-08 11:15:19,375 INFO L226 Difference]: Without dead ends: 137 [2020-07-08 11:15:19,377 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 11:15:19,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-07-08 11:15:20,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 111. [2020-07-08 11:15:20,573 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:20,573 INFO L82 GeneralOperation]: Start isEquivalent. First operand 137 states. Second operand 111 states. [2020-07-08 11:15:20,574 INFO L74 IsIncluded]: Start isIncluded. First operand 137 states. Second operand 111 states. [2020-07-08 11:15:20,574 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 111 states. [2020-07-08 11:15:20,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:20,582 INFO L93 Difference]: Finished difference Result 137 states and 169 transitions. [2020-07-08 11:15:20,583 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 169 transitions. [2020-07-08 11:15:20,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:20,584 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:20,588 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand 137 states. [2020-07-08 11:15:20,589 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 137 states. [2020-07-08 11:15:20,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:20,606 INFO L93 Difference]: Finished difference Result 137 states and 169 transitions. [2020-07-08 11:15:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 169 transitions. [2020-07-08 11:15:20,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:20,607 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:20,607 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:20,608 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:20,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-07-08 11:15:20,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2020-07-08 11:15:20,618 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 128 transitions. Word has length 53 [2020-07-08 11:15:20,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:20,620 INFO L479 AbstractCegarLoop]: Abstraction has 111 states and 128 transitions. [2020-07-08 11:15:20,620 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:15:20,620 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2020-07-08 11:15:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-08 11:15:20,623 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:20,624 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] [2020-07-08 11:15:20,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:15:20,626 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:20,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:20,626 INFO L82 PathProgramCache]: Analyzing trace with hash -979616740, now seen corresponding path program 1 times [2020-07-08 11:15:20,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:20,627 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736525632] [2020-07-08 11:15:20,627 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,078 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,163 INFO L280 TraceCheckUtils]: 0: Hoare triple {1850#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,163 INFO L280 TraceCheckUtils]: 1: Hoare triple {1828#(= 1 ~systemActive~0)} assume true; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,164 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1828#(= 1 ~systemActive~0)} {1823#true} #503#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,168 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,169 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #411#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,177 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,178 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #413#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,224 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:15:21,225 INFO L280 TraceCheckUtils]: 1: Hoare triple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:15:21,226 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1828#(= 1 ~systemActive~0)} #415#return; {1836#(= |main_#t~ret36| ~systemActive~0)} is VALID [2020-07-08 11:15:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,229 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,230 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1823#true} {1838#(not (= 0 ~systemActive~0))} #417#return; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,233 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1823#true} is VALID [2020-07-08 11:15:21,233 INFO L280 TraceCheckUtils]: 1: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,234 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1823#true} {1824#false} #495#return; {1824#false} is VALID [2020-07-08 11:15:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,237 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1823#true} is VALID [2020-07-08 11:15:21,237 INFO L280 TraceCheckUtils]: 1: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,237 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1823#true} {1824#false} #497#return; {1824#false} is VALID [2020-07-08 11:15:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:21,245 INFO L280 TraceCheckUtils]: 0: Hoare triple {1823#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1823#true} is VALID [2020-07-08 11:15:21,245 INFO L280 TraceCheckUtils]: 1: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,245 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1823#true} {1824#false} #499#return; {1824#false} is VALID [2020-07-08 11:15:21,249 INFO L263 TraceCheckUtils]: 0: Hoare triple {1823#true} call ULTIMATE.init(); {1850#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:21,254 INFO L280 TraceCheckUtils]: 1: Hoare triple {1850#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,254 INFO L280 TraceCheckUtils]: 2: Hoare triple {1828#(= 1 ~systemActive~0)} assume true; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,255 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1828#(= 1 ~systemActive~0)} {1823#true} #503#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,257 INFO L263 TraceCheckUtils]: 4: Hoare triple {1828#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,258 INFO L280 TraceCheckUtils]: 5: Hoare triple {1828#(= 1 ~systemActive~0)} havoc ~retValue_acc~5;havoc ~tmp~3; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,258 INFO L263 TraceCheckUtils]: 6: Hoare triple {1828#(= 1 ~systemActive~0)} call select_helpers(); {1823#true} is VALID [2020-07-08 11:15:21,258 INFO L280 TraceCheckUtils]: 7: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,259 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #411#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,259 INFO L263 TraceCheckUtils]: 9: Hoare triple {1828#(= 1 ~systemActive~0)} call select_features(); {1823#true} is VALID [2020-07-08 11:15:21,259 INFO L280 TraceCheckUtils]: 10: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,260 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1823#true} {1828#(= 1 ~systemActive~0)} #413#return; {1828#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:15:21,260 INFO L263 TraceCheckUtils]: 12: Hoare triple {1828#(= 1 ~systemActive~0)} call #t~ret36 := valid_product(); {1823#true} is VALID [2020-07-08 11:15:21,260 INFO L280 TraceCheckUtils]: 13: Hoare triple {1823#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:15:21,261 INFO L280 TraceCheckUtils]: 14: Hoare triple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:15:21,262 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1851#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1828#(= 1 ~systemActive~0)} #415#return; {1836#(= |main_#t~ret36| ~systemActive~0)} is VALID [2020-07-08 11:15:21,262 INFO L280 TraceCheckUtils]: 16: Hoare triple {1836#(= |main_#t~ret36| ~systemActive~0)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {1837#(= main_~tmp~3 ~systemActive~0)} is VALID [2020-07-08 11:15:21,263 INFO L280 TraceCheckUtils]: 17: Hoare triple {1837#(= main_~tmp~3 ~systemActive~0)} assume 0 != ~tmp~3; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,264 INFO L263 TraceCheckUtils]: 18: Hoare triple {1838#(not (= 0 ~systemActive~0))} call setup(); {1823#true} is VALID [2020-07-08 11:15:21,264 INFO L280 TraceCheckUtils]: 19: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,266 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1823#true} {1838#(not (= 0 ~systemActive~0))} #417#return; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,267 INFO L263 TraceCheckUtils]: 21: Hoare triple {1838#(not (= 0 ~systemActive~0))} call runTest(); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,267 INFO L263 TraceCheckUtils]: 22: Hoare triple {1838#(not (= 0 ~systemActive~0))} call test(); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,268 INFO L280 TraceCheckUtils]: 23: Hoare triple {1838#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,272 INFO L280 TraceCheckUtils]: 24: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !false; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,273 INFO L280 TraceCheckUtils]: 25: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,273 INFO L280 TraceCheckUtils]: 26: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp~7 := #t~nondet59;havoc #t~nondet59; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,274 INFO L280 TraceCheckUtils]: 27: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~7); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,274 INFO L280 TraceCheckUtils]: 28: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___0~2 := #t~nondet60;havoc #t~nondet60; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,275 INFO L280 TraceCheckUtils]: 29: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,275 INFO L280 TraceCheckUtils]: 30: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___2~0 := #t~nondet61;havoc #t~nondet61; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,277 INFO L280 TraceCheckUtils]: 31: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___1~1 := #t~nondet62;havoc #t~nondet62; {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,280 INFO L280 TraceCheckUtils]: 32: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~1); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,282 INFO L263 TraceCheckUtils]: 33: Hoare triple {1838#(not (= 0 ~systemActive~0))} call timeShift(); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,283 INFO L280 TraceCheckUtils]: 34: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1838#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:15:21,283 INFO L280 TraceCheckUtils]: 35: Hoare triple {1838#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1824#false} is VALID [2020-07-08 11:15:21,283 INFO L263 TraceCheckUtils]: 36: Hoare triple {1824#false} call __utac_acc__Specification3_spec__1(); {1824#false} is VALID [2020-07-08 11:15:21,284 INFO L280 TraceCheckUtils]: 37: Hoare triple {1824#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {1824#false} is VALID [2020-07-08 11:15:21,284 INFO L263 TraceCheckUtils]: 38: Hoare triple {1824#false} call #t~ret37 := isMethaneLevelCritical(); {1823#true} is VALID [2020-07-08 11:15:21,284 INFO L280 TraceCheckUtils]: 39: Hoare triple {1823#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1823#true} is VALID [2020-07-08 11:15:21,284 INFO L280 TraceCheckUtils]: 40: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,284 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1823#true} {1824#false} #495#return; {1824#false} is VALID [2020-07-08 11:15:21,284 INFO L280 TraceCheckUtils]: 42: Hoare triple {1824#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {1824#false} is VALID [2020-07-08 11:15:21,285 INFO L280 TraceCheckUtils]: 43: Hoare triple {1824#false} assume !(0 != ~tmp~4); {1824#false} is VALID [2020-07-08 11:15:21,285 INFO L263 TraceCheckUtils]: 44: Hoare triple {1824#false} call #t~ret38 := getWaterLevel(); {1823#true} is VALID [2020-07-08 11:15:21,285 INFO L280 TraceCheckUtils]: 45: Hoare triple {1823#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1823#true} is VALID [2020-07-08 11:15:21,285 INFO L280 TraceCheckUtils]: 46: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,286 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1823#true} {1824#false} #497#return; {1824#false} is VALID [2020-07-08 11:15:21,286 INFO L280 TraceCheckUtils]: 48: Hoare triple {1824#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {1824#false} is VALID [2020-07-08 11:15:21,286 INFO L280 TraceCheckUtils]: 49: Hoare triple {1824#false} assume 2 == ~tmp___0~0; {1824#false} is VALID [2020-07-08 11:15:21,286 INFO L263 TraceCheckUtils]: 50: Hoare triple {1824#false} call #t~ret39 := isPumpRunning(); {1823#true} is VALID [2020-07-08 11:15:21,287 INFO L280 TraceCheckUtils]: 51: Hoare triple {1823#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1823#true} is VALID [2020-07-08 11:15:21,287 INFO L280 TraceCheckUtils]: 52: Hoare triple {1823#true} assume true; {1823#true} is VALID [2020-07-08 11:15:21,287 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1823#true} {1824#false} #499#return; {1824#false} is VALID [2020-07-08 11:15:21,287 INFO L280 TraceCheckUtils]: 54: Hoare triple {1824#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {1824#false} is VALID [2020-07-08 11:15:21,288 INFO L280 TraceCheckUtils]: 55: Hoare triple {1824#false} assume !(0 != ~tmp___1~0); {1824#false} is VALID [2020-07-08 11:15:21,288 INFO L263 TraceCheckUtils]: 56: Hoare triple {1824#false} call __automaton_fail(); {1824#false} is VALID [2020-07-08 11:15:21,288 INFO L280 TraceCheckUtils]: 57: Hoare triple {1824#false} assume !false; {1824#false} is VALID [2020-07-08 11:15:21,297 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 11:15:21,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736525632] [2020-07-08 11:15:21,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:21,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:15:21,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671456360] [2020-07-08 11:15:21,298 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-08 11:15:21,299 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:21,299 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:15:21,372 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:21,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:15:21,373 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:21,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:15:21,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:15:21,374 INFO L87 Difference]: Start difference. First operand 111 states and 128 transitions. Second operand 8 states. [2020-07-08 11:15:22,173 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:23,068 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:15:23,460 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:23,790 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:27,490 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:15:36,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:36,768 INFO L93 Difference]: Finished difference Result 390 states and 482 transitions. [2020-07-08 11:15:36,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:15:36,768 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-08 11:15:36,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:36,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 482 transitions. [2020-07-08 11:15:36,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 482 transitions. [2020-07-08 11:15:36,791 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 482 transitions. [2020-07-08 11:15:38,550 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 482 edges. 482 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:38,564 INFO L225 Difference]: With dead ends: 390 [2020-07-08 11:15:38,565 INFO L226 Difference]: Without dead ends: 303 [2020-07-08 11:15:38,566 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:15:38,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-07-08 11:15:41,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 242. [2020-07-08 11:15:41,018 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:15:41,018 INFO L82 GeneralOperation]: Start isEquivalent. First operand 303 states. Second operand 242 states. [2020-07-08 11:15:41,018 INFO L74 IsIncluded]: Start isIncluded. First operand 303 states. Second operand 242 states. [2020-07-08 11:15:41,019 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 242 states. [2020-07-08 11:15:41,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:41,036 INFO L93 Difference]: Finished difference Result 303 states and 371 transitions. [2020-07-08 11:15:41,036 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 371 transitions. [2020-07-08 11:15:41,037 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:41,038 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:41,038 INFO L74 IsIncluded]: Start isIncluded. First operand 242 states. Second operand 303 states. [2020-07-08 11:15:41,038 INFO L87 Difference]: Start difference. First operand 242 states. Second operand 303 states. [2020-07-08 11:15:41,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:41,054 INFO L93 Difference]: Finished difference Result 303 states and 371 transitions. [2020-07-08 11:15:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 371 transitions. [2020-07-08 11:15:41,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:15:41,056 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:15:41,056 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:15:41,056 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:15:41,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-07-08 11:15:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 291 transitions. [2020-07-08 11:15:41,067 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 291 transitions. Word has length 58 [2020-07-08 11:15:41,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:15:41,067 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 291 transitions. [2020-07-08 11:15:41,067 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:15:41,068 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 291 transitions. [2020-07-08 11:15:41,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:15:41,069 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:15:41,069 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 11:15:41,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:15:41,070 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:15:41,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:15:41,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1983050375, now seen corresponding path program 1 times [2020-07-08 11:15:41,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:15:41,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878808642] [2020-07-08 11:15:41,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:15:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,459 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:15:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {3392#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,531 INFO L280 TraceCheckUtils]: 1: Hoare triple {3367#(= 1 ~waterLevel~0)} assume true; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,532 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3367#(= 1 ~waterLevel~0)} {3362#true} #503#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,536 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #411#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,545 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #413#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,552 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3362#true} is VALID [2020-07-08 11:15:41,553 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,553 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #415#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,558 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,559 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #417#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,578 INFO L280 TraceCheckUtils]: 0: Hoare triple {3393#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3362#true} is VALID [2020-07-08 11:15:41,579 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} ~systemActive~0 := 0; {3362#true} is VALID [2020-07-08 11:15:41,579 INFO L280 TraceCheckUtils]: 2: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,580 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #469#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,584 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3362#true} is VALID [2020-07-08 11:15:41,585 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,585 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #495#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:41,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:41,609 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} {3367#(= 1 ~waterLevel~0)} #497#return; {3387#(= 1 |__utac_acc__Specification3_spec__1_#t~ret38|)} is VALID [2020-07-08 11:15:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:15:41,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {3362#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3362#true} is VALID [2020-07-08 11:15:41,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,612 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3362#true} {3363#false} #499#return; {3363#false} is VALID [2020-07-08 11:15:41,616 INFO L263 TraceCheckUtils]: 0: Hoare triple {3362#true} call ULTIMATE.init(); {3392#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:15:41,622 INFO L280 TraceCheckUtils]: 1: Hoare triple {3392#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,623 INFO L280 TraceCheckUtils]: 2: Hoare triple {3367#(= 1 ~waterLevel~0)} assume true; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,625 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3367#(= 1 ~waterLevel~0)} {3362#true} #503#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,626 INFO L263 TraceCheckUtils]: 4: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,628 INFO L280 TraceCheckUtils]: 5: Hoare triple {3367#(= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~3; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,629 INFO L263 TraceCheckUtils]: 6: Hoare triple {3367#(= 1 ~waterLevel~0)} call select_helpers(); {3362#true} is VALID [2020-07-08 11:15:41,629 INFO L280 TraceCheckUtils]: 7: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,630 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #411#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,631 INFO L263 TraceCheckUtils]: 9: Hoare triple {3367#(= 1 ~waterLevel~0)} call select_features(); {3362#true} is VALID [2020-07-08 11:15:41,631 INFO L280 TraceCheckUtils]: 10: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,632 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #413#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,633 INFO L263 TraceCheckUtils]: 12: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret36 := valid_product(); {3362#true} is VALID [2020-07-08 11:15:41,633 INFO L280 TraceCheckUtils]: 13: Hoare triple {3362#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3362#true} is VALID [2020-07-08 11:15:41,633 INFO L280 TraceCheckUtils]: 14: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,634 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #415#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,636 INFO L280 TraceCheckUtils]: 16: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,637 INFO L280 TraceCheckUtils]: 17: Hoare triple {3367#(= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,637 INFO L263 TraceCheckUtils]: 18: Hoare triple {3367#(= 1 ~waterLevel~0)} call setup(); {3362#true} is VALID [2020-07-08 11:15:41,637 INFO L280 TraceCheckUtils]: 19: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,638 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #417#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,639 INFO L263 TraceCheckUtils]: 21: Hoare triple {3367#(= 1 ~waterLevel~0)} call runTest(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,640 INFO L263 TraceCheckUtils]: 22: Hoare triple {3367#(= 1 ~waterLevel~0)} call test(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,641 INFO L280 TraceCheckUtils]: 23: Hoare triple {3367#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,641 INFO L280 TraceCheckUtils]: 24: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !false; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,642 INFO L280 TraceCheckUtils]: 25: Hoare triple {3367#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,642 INFO L280 TraceCheckUtils]: 26: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp~7 := #t~nondet59;havoc #t~nondet59; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,643 INFO L280 TraceCheckUtils]: 27: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~7); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,644 INFO L280 TraceCheckUtils]: 28: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___0~2 := #t~nondet60;havoc #t~nondet60; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,644 INFO L280 TraceCheckUtils]: 29: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,645 INFO L280 TraceCheckUtils]: 30: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___2~0 := #t~nondet61;havoc #t~nondet61; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,645 INFO L280 TraceCheckUtils]: 31: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___1~1 := #t~nondet62;havoc #t~nondet62; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,646 INFO L280 TraceCheckUtils]: 32: Hoare triple {3367#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,647 INFO L263 TraceCheckUtils]: 33: Hoare triple {3367#(= 1 ~waterLevel~0)} call stopSystem(); {3393#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:15:41,647 INFO L280 TraceCheckUtils]: 34: Hoare triple {3393#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3362#true} is VALID [2020-07-08 11:15:41,648 INFO L280 TraceCheckUtils]: 35: Hoare triple {3362#true} ~systemActive~0 := 0; {3362#true} is VALID [2020-07-08 11:15:41,648 INFO L280 TraceCheckUtils]: 36: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,649 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #469#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,650 INFO L263 TraceCheckUtils]: 38: Hoare triple {3367#(= 1 ~waterLevel~0)} call timeShift(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,650 INFO L280 TraceCheckUtils]: 39: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,651 INFO L280 TraceCheckUtils]: 40: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,652 INFO L263 TraceCheckUtils]: 41: Hoare triple {3367#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,652 INFO L280 TraceCheckUtils]: 42: Hoare triple {3367#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,652 INFO L263 TraceCheckUtils]: 43: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret37 := isMethaneLevelCritical(); {3362#true} is VALID [2020-07-08 11:15:41,653 INFO L280 TraceCheckUtils]: 44: Hoare triple {3362#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3362#true} is VALID [2020-07-08 11:15:41,653 INFO L280 TraceCheckUtils]: 45: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,654 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3362#true} {3367#(= 1 ~waterLevel~0)} #495#return; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,654 INFO L280 TraceCheckUtils]: 47: Hoare triple {3367#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,655 INFO L280 TraceCheckUtils]: 48: Hoare triple {3367#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3367#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:15:41,655 INFO L263 TraceCheckUtils]: 49: Hoare triple {3367#(= 1 ~waterLevel~0)} call #t~ret38 := getWaterLevel(); {3362#true} is VALID [2020-07-08 11:15:41,656 INFO L280 TraceCheckUtils]: 50: Hoare triple {3362#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:41,657 INFO L280 TraceCheckUtils]: 51: Hoare triple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3394#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:15:41,658 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3394#(= |getWaterLevel_#res| ~waterLevel~0)} {3367#(= 1 ~waterLevel~0)} #497#return; {3387#(= 1 |__utac_acc__Specification3_spec__1_#t~ret38|)} is VALID [2020-07-08 11:15:41,659 INFO L280 TraceCheckUtils]: 53: Hoare triple {3387#(= 1 |__utac_acc__Specification3_spec__1_#t~ret38|)} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {3388#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-08 11:15:41,660 INFO L280 TraceCheckUtils]: 54: Hoare triple {3388#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3363#false} is VALID [2020-07-08 11:15:41,660 INFO L263 TraceCheckUtils]: 55: Hoare triple {3363#false} call #t~ret39 := isPumpRunning(); {3362#true} is VALID [2020-07-08 11:15:41,660 INFO L280 TraceCheckUtils]: 56: Hoare triple {3362#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3362#true} is VALID [2020-07-08 11:15:41,660 INFO L280 TraceCheckUtils]: 57: Hoare triple {3362#true} assume true; {3362#true} is VALID [2020-07-08 11:15:41,661 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3362#true} {3363#false} #499#return; {3363#false} is VALID [2020-07-08 11:15:41,661 INFO L280 TraceCheckUtils]: 59: Hoare triple {3363#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {3363#false} is VALID [2020-07-08 11:15:41,661 INFO L280 TraceCheckUtils]: 60: Hoare triple {3363#false} assume !(0 != ~tmp___1~0); {3363#false} is VALID [2020-07-08 11:15:41,661 INFO L263 TraceCheckUtils]: 61: Hoare triple {3363#false} call __automaton_fail(); {3363#false} is VALID [2020-07-08 11:15:41,662 INFO L280 TraceCheckUtils]: 62: Hoare triple {3363#false} assume !false; {3363#false} is VALID [2020-07-08 11:15:41,671 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 11:15:41,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878808642] [2020-07-08 11:15:41,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:15:41,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:15:41,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085688692] [2020-07-08 11:15:41,672 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:15:41,673 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:15:41,673 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:15:41,757 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 11:15:41,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:15:41,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:15:41,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:15:41,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:15:41,758 INFO L87 Difference]: Start difference. First operand 242 states and 291 transitions. Second operand 8 states. [2020-07-08 11:15:42,642 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:50,541 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:51,337 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:51,836 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:15:52,405 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:15:56,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:15:56,822 INFO L93 Difference]: Finished difference Result 741 states and 971 transitions. [2020-07-08 11:15:56,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:15:56,822 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:15:56,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:15:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 444 transitions. [2020-07-08 11:15:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:15:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 444 transitions. [2020-07-08 11:15:56,842 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 444 transitions. [2020-07-08 11:15:58,383 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 444 edges. 444 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:15:58,412 INFO L225 Difference]: With dead ends: 741 [2020-07-08 11:15:58,412 INFO L226 Difference]: Without dead ends: 523 [2020-07-08 11:15:58,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:15:58,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2020-07-08 11:16:02,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 457. [2020-07-08 11:16:02,828 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:02,828 INFO L82 GeneralOperation]: Start isEquivalent. First operand 523 states. Second operand 457 states. [2020-07-08 11:16:02,828 INFO L74 IsIncluded]: Start isIncluded. First operand 523 states. Second operand 457 states. [2020-07-08 11:16:02,828 INFO L87 Difference]: Start difference. First operand 523 states. Second operand 457 states. [2020-07-08 11:16:02,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:02,860 INFO L93 Difference]: Finished difference Result 523 states and 676 transitions. [2020-07-08 11:16:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 676 transitions. [2020-07-08 11:16:02,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:02,863 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:02,864 INFO L74 IsIncluded]: Start isIncluded. First operand 457 states. Second operand 523 states. [2020-07-08 11:16:02,864 INFO L87 Difference]: Start difference. First operand 457 states. Second operand 523 states. [2020-07-08 11:16:02,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:02,891 INFO L93 Difference]: Finished difference Result 523 states and 676 transitions. [2020-07-08 11:16:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 676 transitions. [2020-07-08 11:16:02,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:02,894 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:02,894 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:02,894 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-07-08 11:16:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 563 transitions. [2020-07-08 11:16:02,915 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 563 transitions. Word has length 63 [2020-07-08 11:16:02,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:02,916 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 563 transitions. [2020-07-08 11:16:02,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:16:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 563 transitions. [2020-07-08 11:16:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:16:02,918 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:02,918 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 11:16:02,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:16:02,919 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:02,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:02,919 INFO L82 PathProgramCache]: Analyzing trace with hash -572770771, now seen corresponding path program 1 times [2020-07-08 11:16:02,919 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:02,920 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383827087] [2020-07-08 11:16:02,920 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,233 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {6166#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,304 INFO L280 TraceCheckUtils]: 1: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,305 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6135#true} #503#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,307 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,308 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #411#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,310 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #413#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,313 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6135#true} is VALID [2020-07-08 11:16:03,314 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,315 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #415#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,327 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #417#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,342 INFO L280 TraceCheckUtils]: 0: Hoare triple {6167#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,343 INFO L280 TraceCheckUtils]: 1: Hoare triple {6140#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,343 INFO L280 TraceCheckUtils]: 2: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,344 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6140#(= 0 ~pumpRunning~0)} #469#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,356 INFO L280 TraceCheckUtils]: 0: Hoare triple {6168#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6135#true} is VALID [2020-07-08 11:16:03,357 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,357 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #475#return; {6136#false} is VALID [2020-07-08 11:16:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,360 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {6135#true} is VALID [2020-07-08 11:16:03,360 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,360 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #495#return; {6136#false} is VALID [2020-07-08 11:16:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {6135#true} is VALID [2020-07-08 11:16:03,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,363 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #497#return; {6136#false} is VALID [2020-07-08 11:16:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:03,371 INFO L280 TraceCheckUtils]: 0: Hoare triple {6135#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6135#true} is VALID [2020-07-08 11:16:03,371 INFO L280 TraceCheckUtils]: 1: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,372 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6135#true} {6136#false} #499#return; {6136#false} is VALID [2020-07-08 11:16:03,375 INFO L263 TraceCheckUtils]: 0: Hoare triple {6135#true} call ULTIMATE.init(); {6166#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:03,381 INFO L280 TraceCheckUtils]: 1: Hoare triple {6166#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(9);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(21);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(9);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(25);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,381 INFO L280 TraceCheckUtils]: 2: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,382 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6135#true} #503#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,383 INFO L263 TraceCheckUtils]: 4: Hoare triple {6140#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,383 INFO L280 TraceCheckUtils]: 5: Hoare triple {6140#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~5;havoc ~tmp~3; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,383 INFO L263 TraceCheckUtils]: 6: Hoare triple {6140#(= 0 ~pumpRunning~0)} call select_helpers(); {6135#true} is VALID [2020-07-08 11:16:03,384 INFO L280 TraceCheckUtils]: 7: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,384 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #411#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,384 INFO L263 TraceCheckUtils]: 9: Hoare triple {6140#(= 0 ~pumpRunning~0)} call select_features(); {6135#true} is VALID [2020-07-08 11:16:03,385 INFO L280 TraceCheckUtils]: 10: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,385 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #413#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,385 INFO L263 TraceCheckUtils]: 12: Hoare triple {6140#(= 0 ~pumpRunning~0)} call #t~ret36 := valid_product(); {6135#true} is VALID [2020-07-08 11:16:03,386 INFO L280 TraceCheckUtils]: 13: Hoare triple {6135#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6135#true} is VALID [2020-07-08 11:16:03,386 INFO L280 TraceCheckUtils]: 14: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,387 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #415#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,387 INFO L280 TraceCheckUtils]: 16: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp~3 := #t~ret36;havoc #t~ret36; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,388 INFO L280 TraceCheckUtils]: 17: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,388 INFO L263 TraceCheckUtils]: 18: Hoare triple {6140#(= 0 ~pumpRunning~0)} call setup(); {6135#true} is VALID [2020-07-08 11:16:03,388 INFO L280 TraceCheckUtils]: 19: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,390 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6135#true} {6140#(= 0 ~pumpRunning~0)} #417#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,390 INFO L263 TraceCheckUtils]: 21: Hoare triple {6140#(= 0 ~pumpRunning~0)} call runTest(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,391 INFO L263 TraceCheckUtils]: 22: Hoare triple {6140#(= 0 ~pumpRunning~0)} call test(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,391 INFO L280 TraceCheckUtils]: 23: Hoare triple {6140#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,392 INFO L280 TraceCheckUtils]: 24: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !false; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,392 INFO L280 TraceCheckUtils]: 25: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,393 INFO L280 TraceCheckUtils]: 26: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp~7 := #t~nondet59;havoc #t~nondet59; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,393 INFO L280 TraceCheckUtils]: 27: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~7); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,394 INFO L280 TraceCheckUtils]: 28: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___0~2 := #t~nondet60;havoc #t~nondet60; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,394 INFO L280 TraceCheckUtils]: 29: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~2); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,395 INFO L280 TraceCheckUtils]: 30: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___2~0 := #t~nondet61;havoc #t~nondet61; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,395 INFO L280 TraceCheckUtils]: 31: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet62 && #t~nondet62 <= 2147483647;~tmp___1~1 := #t~nondet62;havoc #t~nondet62; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,396 INFO L280 TraceCheckUtils]: 32: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~1; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,397 INFO L263 TraceCheckUtils]: 33: Hoare triple {6140#(= 0 ~pumpRunning~0)} call stopSystem(); {6167#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:16:03,397 INFO L280 TraceCheckUtils]: 34: Hoare triple {6167#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,398 INFO L280 TraceCheckUtils]: 35: Hoare triple {6140#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,398 INFO L280 TraceCheckUtils]: 36: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume true; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,399 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6140#(= 0 ~pumpRunning~0)} {6140#(= 0 ~pumpRunning~0)} #469#return; {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,400 INFO L263 TraceCheckUtils]: 38: Hoare triple {6140#(= 0 ~pumpRunning~0)} call timeShift(); {6140#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:16:03,400 INFO L280 TraceCheckUtils]: 39: Hoare triple {6140#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6136#false} is VALID [2020-07-08 11:16:03,400 INFO L263 TraceCheckUtils]: 40: Hoare triple {6136#false} call lowerWaterLevel(); {6168#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:16:03,401 INFO L280 TraceCheckUtils]: 41: Hoare triple {6168#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6135#true} is VALID [2020-07-08 11:16:03,401 INFO L280 TraceCheckUtils]: 42: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,401 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6135#true} {6136#false} #475#return; {6136#false} is VALID [2020-07-08 11:16:03,401 INFO L280 TraceCheckUtils]: 44: Hoare triple {6136#false} assume !(0 != ~systemActive~0); {6136#false} is VALID [2020-07-08 11:16:03,401 INFO L263 TraceCheckUtils]: 45: Hoare triple {6136#false} call __utac_acc__Specification3_spec__1(); {6136#false} is VALID [2020-07-08 11:16:03,402 INFO L280 TraceCheckUtils]: 46: Hoare triple {6136#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {6136#false} is VALID [2020-07-08 11:16:03,402 INFO L263 TraceCheckUtils]: 47: Hoare triple {6136#false} call #t~ret37 := isMethaneLevelCritical(); {6135#true} is VALID [2020-07-08 11:16:03,402 INFO L280 TraceCheckUtils]: 48: Hoare triple {6135#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {6135#true} is VALID [2020-07-08 11:16:03,407 INFO L280 TraceCheckUtils]: 49: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,408 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6135#true} {6136#false} #495#return; {6136#false} is VALID [2020-07-08 11:16:03,408 INFO L280 TraceCheckUtils]: 51: Hoare triple {6136#false} assume -2147483648 <= #t~ret37 && #t~ret37 <= 2147483647;~tmp~4 := #t~ret37;havoc #t~ret37; {6136#false} is VALID [2020-07-08 11:16:03,408 INFO L280 TraceCheckUtils]: 52: Hoare triple {6136#false} assume !(0 != ~tmp~4); {6136#false} is VALID [2020-07-08 11:16:03,408 INFO L263 TraceCheckUtils]: 53: Hoare triple {6136#false} call #t~ret38 := getWaterLevel(); {6135#true} is VALID [2020-07-08 11:16:03,409 INFO L280 TraceCheckUtils]: 54: Hoare triple {6135#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {6135#true} is VALID [2020-07-08 11:16:03,409 INFO L280 TraceCheckUtils]: 55: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,409 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6135#true} {6136#false} #497#return; {6136#false} is VALID [2020-07-08 11:16:03,409 INFO L280 TraceCheckUtils]: 57: Hoare triple {6136#false} assume -2147483648 <= #t~ret38 && #t~ret38 <= 2147483647;~tmp___0~0 := #t~ret38;havoc #t~ret38; {6136#false} is VALID [2020-07-08 11:16:03,409 INFO L280 TraceCheckUtils]: 58: Hoare triple {6136#false} assume 2 == ~tmp___0~0; {6136#false} is VALID [2020-07-08 11:16:03,410 INFO L263 TraceCheckUtils]: 59: Hoare triple {6136#false} call #t~ret39 := isPumpRunning(); {6135#true} is VALID [2020-07-08 11:16:03,410 INFO L280 TraceCheckUtils]: 60: Hoare triple {6135#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6135#true} is VALID [2020-07-08 11:16:03,410 INFO L280 TraceCheckUtils]: 61: Hoare triple {6135#true} assume true; {6135#true} is VALID [2020-07-08 11:16:03,413 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6135#true} {6136#false} #499#return; {6136#false} is VALID [2020-07-08 11:16:03,414 INFO L280 TraceCheckUtils]: 63: Hoare triple {6136#false} assume -2147483648 <= #t~ret39 && #t~ret39 <= 2147483647;~tmp___1~0 := #t~ret39;havoc #t~ret39; {6136#false} is VALID [2020-07-08 11:16:03,414 INFO L280 TraceCheckUtils]: 64: Hoare triple {6136#false} assume !(0 != ~tmp___1~0); {6136#false} is VALID [2020-07-08 11:16:03,414 INFO L263 TraceCheckUtils]: 65: Hoare triple {6136#false} call __automaton_fail(); {6136#false} is VALID [2020-07-08 11:16:03,414 INFO L280 TraceCheckUtils]: 66: Hoare triple {6136#false} assume !false; {6136#false} is VALID [2020-07-08 11:16:03,423 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 11:16:03,424 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383827087] [2020-07-08 11:16:03,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:03,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:16:03,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994109742] [2020-07-08 11:16:03,426 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:16:03,427 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:03,427 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:16:03,507 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 11:16:03,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:16:03,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:03,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:16:03,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:16:03,509 INFO L87 Difference]: Start difference. First operand 457 states and 563 transitions. Second operand 6 states. [2020-07-08 11:16:04,407 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:16:10,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:10,815 INFO L93 Difference]: Finished difference Result 806 states and 1047 transitions. [2020-07-08 11:16:10,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 11:16:10,815 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:16:10,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:10,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:16:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 310 transitions. [2020-07-08 11:16:10,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:16:10,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 310 transitions. [2020-07-08 11:16:10,825 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 310 transitions. [2020-07-08 11:16:11,630 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 310 edges. 310 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:11,648 INFO L225 Difference]: With dead ends: 806 [2020-07-08 11:16:11,648 INFO L226 Difference]: Without dead ends: 373 [2020-07-08 11:16:11,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-08 11:16:11,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2020-07-08 11:16:14,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 323. [2020-07-08 11:16:14,576 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:14,576 INFO L82 GeneralOperation]: Start isEquivalent. First operand 373 states. Second operand 323 states. [2020-07-08 11:16:14,577 INFO L74 IsIncluded]: Start isIncluded. First operand 373 states. Second operand 323 states. [2020-07-08 11:16:14,577 INFO L87 Difference]: Start difference. First operand 373 states. Second operand 323 states. [2020-07-08 11:16:14,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:14,590 INFO L93 Difference]: Finished difference Result 373 states and 456 transitions. [2020-07-08 11:16:14,591 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 456 transitions. [2020-07-08 11:16:14,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:14,592 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:14,592 INFO L74 IsIncluded]: Start isIncluded. First operand 323 states. Second operand 373 states. [2020-07-08 11:16:14,593 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 373 states. [2020-07-08 11:16:14,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:14,609 INFO L93 Difference]: Finished difference Result 373 states and 456 transitions. [2020-07-08 11:16:14,609 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 456 transitions. [2020-07-08 11:16:14,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:14,611 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:14,611 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:14,611 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2020-07-08 11:16:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 374 transitions. [2020-07-08 11:16:14,630 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 374 transitions. Word has length 67 [2020-07-08 11:16:14,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:14,631 INFO L479 AbstractCegarLoop]: Abstraction has 323 states and 374 transitions. [2020-07-08 11:16:14,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:16:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 374 transitions. [2020-07-08 11:16:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:16:14,632 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:14,632 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 11:16:14,633 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:16:14,633 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:14,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:14,633 INFO L82 PathProgramCache]: Analyzing trace with hash 935934029, now seen corresponding path program 1 times [2020-07-08 11:16:14,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:14,634 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876265573] [2020-07-08 11:16:14,634 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:16:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:16:14,815 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:16:14,815 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:16:14,815 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 11:16:15,032 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:16:15,032 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:16:15,032 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:16:15,032 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:16:15,033 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:16:15,034 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:16:15,035 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:16:15,036 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-08 11:16:15,037 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:16:15,037 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: L155-2 has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: L155-2 has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: L155-2 has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: L212-2 has no Hoare annotation [2020-07-08 11:16:15,038 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L527 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L527 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:16:15,039 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:16:15,040 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-08 11:16:15,041 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:16:15,042 WARN L170 areAnnotationChecker]: L864-1 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-08 11:16:15,043 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L840-1 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L852-1 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L238 has no Hoare annotation [2020-07-08 11:16:15,044 WARN L170 areAnnotationChecker]: L238 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L527-1 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L527-1 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L729-1 has no Hoare annotation [2020-07-08 11:16:15,045 WARN L170 areAnnotationChecker]: L693-2 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: L411-1 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:16:15,046 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L644-1 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:16:15,047 WARN L170 areAnnotationChecker]: L371 has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: L371 has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: L365-1 has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: L277 has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: L277 has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: L889-2 has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:16:15,048 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: L556-1 has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:16:15,049 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:16:15,050 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: L486 has no Hoare annotation [2020-07-08 11:16:15,051 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L566-1 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L531-1 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: L631-1 has no Hoare annotation [2020-07-08 11:16:15,052 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L494 has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L494 has no Hoare annotation [2020-07-08 11:16:15,053 WARN L170 areAnnotationChecker]: L795-1 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L562-1 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L456-2 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L456-2 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L456-2 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-08 11:16:15,054 WARN L170 areAnnotationChecker]: L490 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L490 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L785-1 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L564-1 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L161-1 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L218-1 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-08 11:16:15,055 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L487 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L487 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L731-2 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L705-2 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:16:15,056 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L297-2 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L297-2 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L297-2 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L495 has no Hoare annotation [2020-07-08 11:16:15,057 WARN L170 areAnnotationChecker]: L495 has no Hoare annotation [2020-07-08 11:16:15,058 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:16:15,058 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,059 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,060 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,062 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,062 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,062 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,062 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:16:15,062 WARN L170 areAnnotationChecker]: L491 has no Hoare annotation [2020-07-08 11:16:15,062 WARN L170 areAnnotationChecker]: L491 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L313-1 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L329-1 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:16:15,063 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-08 11:16:15,064 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L787 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L787 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L318 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L337 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L337 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L716-1 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L496 has no Hoare annotation [2020-07-08 11:16:15,065 WARN L170 areAnnotationChecker]: L496 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-08 11:16:15,066 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-08 11:16:15,067 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-08 11:16:15,068 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:16:15,069 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 11:16:15,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:16:15 BoogieIcfgContainer [2020-07-08 11:16:15,076 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:16:15,083 INFO L168 Benchmark]: Toolchain (without parser) took 72237.23 ms. Allocated memory was 141.6 MB in the beginning and 797.4 MB in the end (delta: 655.9 MB). Free memory was 100.3 MB in the beginning and 92.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 663.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:16:15,085 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 141.6 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:16:15,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.43 ms. Allocated memory was 141.6 MB in the beginning and 202.4 MB in the end (delta: 60.8 MB). Free memory was 100.1 MB in the beginning and 171.2 MB in the end (delta: -71.2 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:16:15,093 INFO L168 Benchmark]: Boogie Preprocessor took 117.75 ms. Allocated memory is still 202.4 MB. Free memory was 171.2 MB in the beginning and 165.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:16:15,093 INFO L168 Benchmark]: RCFGBuilder took 1669.99 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 165.6 MB in the beginning and 96.4 MB in the end (delta: 69.2 MB). Peak memory consumption was 100.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:16:15,094 INFO L168 Benchmark]: TraceAbstraction took 69744.06 ms. Allocated memory was 233.8 MB in the beginning and 797.4 MB in the end (delta: 563.6 MB). Free memory was 94.9 MB in the beginning and 92.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 566.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:16:15,102 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 1.44 ms. Allocated memory is still 141.6 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.43 ms. Allocated memory was 141.6 MB in the beginning and 202.4 MB in the end (delta: 60.8 MB). Free memory was 100.1 MB in the beginning and 171.2 MB in the end (delta: -71.2 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.75 ms. Allocated memory is still 202.4 MB. Free memory was 171.2 MB in the beginning and 165.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1669.99 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 165.6 MB in the beginning and 96.4 MB in the end (delta: 69.2 MB). Peak memory consumption was 100.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 69744.06 ms. Allocated memory was 233.8 MB in the beginning and 797.4 MB in the end (delta: 563.6 MB). Free memory was 94.9 MB in the beginning and 92.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 566.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 927]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L247] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L444] int cleanupTimeShifts = 4; [L590] int pumpRunning = 0; [L591] int systemActive = 1; [L834] int waterLevel = 1; [L835] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=171, \old(head)=176, \old(head)=162, \old(methaneLevelCritical)=143, \old(pumpRunning)=132, \old(systemActive)=131, \old(waterLevel)=137, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L522] int retValue_acc ; [L523] 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] [L527] 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] [L528] 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] [L529] 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] [L529] 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] [L529] tmp = valid_product() [L531] 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] [L533] 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] [L534] 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] [L516] 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] [L766] int splverifierCounter ; [L767] int tmp ; [L768] int tmp___0 ; [L769] int tmp___1 ; [L770] int tmp___2 ; [L773] 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] [L775] 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] [L777] 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] [L783] tmp = __VERIFIER_nondet_int() [L785] 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] [L787] 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] [L852] COND TRUE waterLevel < 2 [L853] 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] [L787] 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] [L793] tmp___0 = __VERIFIER_nondet_int() [L795] 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] [L803] tmp___2 = __VERIFIER_nondet_int() [L805] COND FALSE !(\read(tmp___2)) [L811] tmp___1 = __VERIFIER_nondet_int() [L813] 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] [L815] 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] [L745] 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] [L752] 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] [L815] 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] [L822] 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] [L597] 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] [L604] 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] [L612] 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] [L550] int tmp ; [L551] int tmp___0 ; [L552] 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] [L556] 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] [L873] int retValue_acc ; [L876] retValue_acc = methaneLevelCritical [L877] 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] [L556] 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] [L556] tmp = isMethaneLevelCritical() [L558] 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] [L562] 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] [L905] int retValue_acc ; [L908] retValue_acc = waterLevel [L909] 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] [L562] 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] [L562] tmp___0 = getWaterLevel() [L564] 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] [L566] 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] [L678] int retValue_acc ; [L681] retValue_acc = pumpRunning [L682] 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] [L566] 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] [L566] tmp___1 = isPumpRunning() [L568] 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] [L572] 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] [L927] __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, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 69.4s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 52.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 533 SDtfs, 782 SDslu, 414 SDs, 0 SdLazy, 1939 SolverSat, 497 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=457occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 236 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 360 NumberOfCodeBlocks, 360 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 288 ConstructedInterpolants, 0 QuantifiedInterpolants, 83172 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...