/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:28:50,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:28:50,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:28:50,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:28:50,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:28:50,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:28:50,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:28:50,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:28:50,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:28:50,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:28:50,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:28:50,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:28:50,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:28:50,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:28:50,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:28:50,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:28:50,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:28:50,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:28:50,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:28:50,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:28:50,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:28:50,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:28:50,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:28:50,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:28:50,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:28:50,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:28:50,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:28:50,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:28:50,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:28:50,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:28:50,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:28:50,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:28:50,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:28:50,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:28:50,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:28:50,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:28:50,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:28:50,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:28:50,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:28:50,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:28:50,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:28:50,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:28:50,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:28:50,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:28:50,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:28:50,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:28:50,503 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:28:50,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:28:50,503 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:28:50,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:28:50,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:28:50,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:28:50,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:28:50,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:28:50,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:28:50,505 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:28:50,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:28:50,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:28:50,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:28:50,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:28:50,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:28:50,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:28:50,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:28:50,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:28:50,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:28:50,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:28:50,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:28:50,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:28:50,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:28:50,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:28:50,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:28:50,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:28:50,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:28:50,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:28:50,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:28:50,799 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:28:50,800 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:28:50,800 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2020-07-17 21:28:50,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df299178b/f66a41e666594780b89a532acac436c1/FLAG263cffd51 [2020-07-17 21:28:51,468 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:28:51,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2020-07-17 21:28:51,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df299178b/f66a41e666594780b89a532acac436c1/FLAG263cffd51 [2020-07-17 21:28:51,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df299178b/f66a41e666594780b89a532acac436c1 [2020-07-17 21:28:51,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:28:51,705 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:28:51,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:28:51,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:28:51,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:28:51,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:28:51" (1/1) ... [2020-07-17 21:28:51,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a948c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:51, skipping insertion in model container [2020-07-17 21:28:51,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:28:51" (1/1) ... [2020-07-17 21:28:51,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:28:51,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:28:52,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:28:52,278 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:28:52,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:28:52,484 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:28:52,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52 WrapperNode [2020-07-17 21:28:52,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:28:52,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:28:52,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:28:52,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:28:52,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:28:52,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:28:52,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:28:52,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:28:52,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:28:52,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:28:52,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:28:52,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:28:52,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:28:52,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:28:52,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:28:52,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:28:52,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:28:52,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:28:52,664 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:28:52,665 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:28:52,665 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:28:52,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:28:52,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:28:52,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:28:52,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:28:52,667 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:28:52,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:28:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:28:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:28:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:28:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:28:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:28:52,669 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:28:52,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:28:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:28:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:28:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:28:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:28:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:28:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:28:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:28:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:28:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:28:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:28:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:28:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:28:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-17 21:28:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:28:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:28:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:28:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:28:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:28:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:28:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:28:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:28:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:28:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:28:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:28:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:28:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:28:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:28:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:28:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-17 21:28:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:28:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:28:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:28:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:28:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:28:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:28:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:28:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:28:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:28:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:28:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:28:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:28:54,328 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:28:54,328 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:28:54,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:28:54 BoogieIcfgContainer [2020-07-17 21:28:54,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:28:54,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:28:54,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:28:54,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:28:54,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:28:51" (1/3) ... [2020-07-17 21:28:54,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57121f9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:28:54, skipping insertion in model container [2020-07-17 21:28:54,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52" (2/3) ... [2020-07-17 21:28:54,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57121f9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:28:54, skipping insertion in model container [2020-07-17 21:28:54,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:28:54" (3/3) ... [2020-07-17 21:28:54,342 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product19.cil.c [2020-07-17 21:28:54,353 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:28:54,361 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:28:54,376 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:28:54,401 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:28:54,401 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:28:54,402 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:28:54,402 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:28:54,402 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:28:54,402 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:28:54,403 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:28:54,403 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:28:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-07-17 21:28:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-17 21:28:54,436 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:28:54,437 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:28:54,438 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:28:54,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:28:54,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1827738968, now seen corresponding path program 1 times [2020-07-17 21:28:54,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:28:54,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264889747] [2020-07-17 21:28:54,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:28:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,155 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:28:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,259 INFO L280 TraceCheckUtils]: 0: Hoare triple {176#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {156#true} is VALID [2020-07-17 21:28:55,260 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,260 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #489#return; {156#true} is VALID [2020-07-17 21:28:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,267 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,267 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #407#return; {156#true} is VALID [2020-07-17 21:28:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,276 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,277 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #409#return; {156#true} is VALID [2020-07-17 21:28:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,285 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {156#true} is VALID [2020-07-17 21:28:55,285 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,286 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #411#return; {156#true} is VALID [2020-07-17 21:28:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,290 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,291 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #413#return; {156#true} is VALID [2020-07-17 21:28:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {156#true} is VALID [2020-07-17 21:28:55,297 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,297 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {157#false} #401#return; {157#false} is VALID [2020-07-17 21:28:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {156#true} is VALID [2020-07-17 21:28:55,306 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,306 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {157#false} #403#return; {157#false} is VALID [2020-07-17 21:28:55,313 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {176#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:28:55,313 INFO L280 TraceCheckUtils]: 1: Hoare triple {176#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {156#true} is VALID [2020-07-17 21:28:55,314 INFO L280 TraceCheckUtils]: 2: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,314 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {156#true} {156#true} #489#return; {156#true} is VALID [2020-07-17 21:28:55,314 INFO L263 TraceCheckUtils]: 4: Hoare triple {156#true} call #t~ret72 := main(); {156#true} is VALID [2020-07-17 21:28:55,315 INFO L280 TraceCheckUtils]: 5: Hoare triple {156#true} havoc ~retValue_acc~9;havoc ~tmp~6; {156#true} is VALID [2020-07-17 21:28:55,315 INFO L263 TraceCheckUtils]: 6: Hoare triple {156#true} call select_helpers(); {156#true} is VALID [2020-07-17 21:28:55,315 INFO L280 TraceCheckUtils]: 7: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,316 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {156#true} {156#true} #407#return; {156#true} is VALID [2020-07-17 21:28:55,316 INFO L263 TraceCheckUtils]: 9: Hoare triple {156#true} call select_features(); {156#true} is VALID [2020-07-17 21:28:55,316 INFO L280 TraceCheckUtils]: 10: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,317 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {156#true} {156#true} #409#return; {156#true} is VALID [2020-07-17 21:28:55,317 INFO L263 TraceCheckUtils]: 12: Hoare triple {156#true} call #t~ret68 := valid_product(); {156#true} is VALID [2020-07-17 21:28:55,317 INFO L280 TraceCheckUtils]: 13: Hoare triple {156#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {156#true} is VALID [2020-07-17 21:28:55,318 INFO L280 TraceCheckUtils]: 14: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,318 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {156#true} {156#true} #411#return; {156#true} is VALID [2020-07-17 21:28:55,318 INFO L280 TraceCheckUtils]: 16: Hoare triple {156#true} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {156#true} is VALID [2020-07-17 21:28:55,318 INFO L280 TraceCheckUtils]: 17: Hoare triple {156#true} assume 0 != ~tmp~6; {156#true} is VALID [2020-07-17 21:28:55,319 INFO L263 TraceCheckUtils]: 18: Hoare triple {156#true} call setup(); {156#true} is VALID [2020-07-17 21:28:55,319 INFO L280 TraceCheckUtils]: 19: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,319 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {156#true} {156#true} #413#return; {156#true} is VALID [2020-07-17 21:28:55,320 INFO L263 TraceCheckUtils]: 21: Hoare triple {156#true} call runTest(); {156#true} is VALID [2020-07-17 21:28:55,320 INFO L263 TraceCheckUtils]: 22: Hoare triple {156#true} call test(); {156#true} is VALID [2020-07-17 21:28:55,320 INFO L280 TraceCheckUtils]: 23: Hoare triple {156#true} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {156#true} is VALID [2020-07-17 21:28:55,321 INFO L280 TraceCheckUtils]: 24: Hoare triple {156#true} assume false; {157#false} is VALID [2020-07-17 21:28:55,322 INFO L263 TraceCheckUtils]: 25: Hoare triple {157#false} call cleanup(); {157#false} is VALID [2020-07-17 21:28:55,322 INFO L280 TraceCheckUtils]: 26: Hoare triple {157#false} havoc ~i~0;havoc ~__cil_tmp2~0; {157#false} is VALID [2020-07-17 21:28:55,322 INFO L263 TraceCheckUtils]: 27: Hoare triple {157#false} call timeShift(); {157#false} is VALID [2020-07-17 21:28:55,323 INFO L280 TraceCheckUtils]: 28: Hoare triple {157#false} assume !(0 != ~pumpRunning~0); {157#false} is VALID [2020-07-17 21:28:55,323 INFO L280 TraceCheckUtils]: 29: Hoare triple {157#false} assume !(0 != ~systemActive~0); {157#false} is VALID [2020-07-17 21:28:55,323 INFO L263 TraceCheckUtils]: 30: Hoare triple {157#false} call __utac_acc__Specification4_spec__1(); {157#false} is VALID [2020-07-17 21:28:55,324 INFO L280 TraceCheckUtils]: 31: Hoare triple {157#false} havoc ~tmp~7;havoc ~tmp___0~2; {157#false} is VALID [2020-07-17 21:28:55,324 INFO L263 TraceCheckUtils]: 32: Hoare triple {157#false} call #t~ret70 := getWaterLevel(); {156#true} is VALID [2020-07-17 21:28:55,324 INFO L280 TraceCheckUtils]: 33: Hoare triple {156#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {156#true} is VALID [2020-07-17 21:28:55,325 INFO L280 TraceCheckUtils]: 34: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,325 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {156#true} {157#false} #401#return; {157#false} is VALID [2020-07-17 21:28:55,325 INFO L280 TraceCheckUtils]: 36: Hoare triple {157#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {157#false} is VALID [2020-07-17 21:28:55,326 INFO L280 TraceCheckUtils]: 37: Hoare triple {157#false} assume 0 == ~tmp~7; {157#false} is VALID [2020-07-17 21:28:55,326 INFO L263 TraceCheckUtils]: 38: Hoare triple {157#false} call #t~ret71 := isPumpRunning(); {156#true} is VALID [2020-07-17 21:28:55,326 INFO L280 TraceCheckUtils]: 39: Hoare triple {156#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {156#true} is VALID [2020-07-17 21:28:55,326 INFO L280 TraceCheckUtils]: 40: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 21:28:55,327 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {156#true} {157#false} #403#return; {157#false} is VALID [2020-07-17 21:28:55,327 INFO L280 TraceCheckUtils]: 42: Hoare triple {157#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {157#false} is VALID [2020-07-17 21:28:55,327 INFO L280 TraceCheckUtils]: 43: Hoare triple {157#false} assume 0 != ~tmp___0~2; {157#false} is VALID [2020-07-17 21:28:55,328 INFO L263 TraceCheckUtils]: 44: Hoare triple {157#false} call __automaton_fail(); {157#false} is VALID [2020-07-17 21:28:55,328 INFO L280 TraceCheckUtils]: 45: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-17 21:28:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:28:55,336 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264889747] [2020-07-17 21:28:55,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:28:55,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:28:55,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39865477] [2020-07-17 21:28:55,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:28:55,348 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:28:55,352 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:28:55,460 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:55,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:28:55,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:28:55,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:28:55,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:28:55,472 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2020-07-17 21:28:59,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:59,487 INFO L93 Difference]: Finished difference Result 261 states and 346 transitions. [2020-07-17 21:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:28:59,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:28:59,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:28:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:28:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 346 transitions. [2020-07-17 21:28:59,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:28:59,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 346 transitions. [2020-07-17 21:28:59,540 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 346 transitions. [2020-07-17 21:29:00,715 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 346 edges. 346 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:00,737 INFO L225 Difference]: With dead ends: 261 [2020-07-17 21:29:00,738 INFO L226 Difference]: Without dead ends: 142 [2020-07-17 21:29:00,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:29:00,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-17 21:29:01,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 110. [2020-07-17 21:29:01,830 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:29:01,831 INFO L82 GeneralOperation]: Start isEquivalent. First operand 142 states. Second operand 110 states. [2020-07-17 21:29:01,831 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 110 states. [2020-07-17 21:29:01,832 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 110 states. [2020-07-17 21:29:01,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:01,848 INFO L93 Difference]: Finished difference Result 142 states and 180 transitions. [2020-07-17 21:29:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 180 transitions. [2020-07-17 21:29:01,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:01,852 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:01,852 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 142 states. [2020-07-17 21:29:01,852 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 142 states. [2020-07-17 21:29:01,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:01,865 INFO L93 Difference]: Finished difference Result 142 states and 180 transitions. [2020-07-17 21:29:01,866 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 180 transitions. [2020-07-17 21:29:01,869 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:01,869 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:01,870 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:29:01,870 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:29:01,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-17 21:29:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 129 transitions. [2020-07-17 21:29:01,878 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 129 transitions. Word has length 46 [2020-07-17 21:29:01,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:29:01,879 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 129 transitions. [2020-07-17 21:29:01,879 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:29:01,879 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2020-07-17 21:29:01,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-17 21:29:01,882 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:29:01,882 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:29:01,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:29:01,883 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:29:01,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:29:01,884 INFO L82 PathProgramCache]: Analyzing trace with hash 622240591, now seen corresponding path program 1 times [2020-07-17 21:29:01,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:29:01,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625097123] [2020-07-17 21:29:01,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:29:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,282 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,348 INFO L280 TraceCheckUtils]: 0: Hoare triple {1006#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {985#true} is VALID [2020-07-17 21:29:02,348 INFO L280 TraceCheckUtils]: 1: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,348 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {985#true} {985#true} #489#return; {985#true} is VALID [2020-07-17 21:29:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,359 INFO L280 TraceCheckUtils]: 0: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,360 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {985#true} {985#true} #407#return; {985#true} is VALID [2020-07-17 21:29:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,369 INFO L280 TraceCheckUtils]: 0: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,370 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {985#true} {985#true} #409#return; {985#true} is VALID [2020-07-17 21:29:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,373 INFO L280 TraceCheckUtils]: 0: Hoare triple {985#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {985#true} is VALID [2020-07-17 21:29:02,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,374 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {985#true} {985#true} #411#return; {985#true} is VALID [2020-07-17 21:29:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,380 INFO L280 TraceCheckUtils]: 0: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,381 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {985#true} {985#true} #413#return; {985#true} is VALID [2020-07-17 21:29:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {985#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {985#true} is VALID [2020-07-17 21:29:02,386 INFO L280 TraceCheckUtils]: 1: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,386 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {985#true} {986#false} #401#return; {986#false} is VALID [2020-07-17 21:29:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:02,392 INFO L280 TraceCheckUtils]: 0: Hoare triple {985#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {985#true} is VALID [2020-07-17 21:29:02,393 INFO L280 TraceCheckUtils]: 1: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,393 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {985#true} {986#false} #403#return; {986#false} is VALID [2020-07-17 21:29:02,397 INFO L263 TraceCheckUtils]: 0: Hoare triple {985#true} call ULTIMATE.init(); {1006#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:29:02,397 INFO L280 TraceCheckUtils]: 1: Hoare triple {1006#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {985#true} is VALID [2020-07-17 21:29:02,398 INFO L280 TraceCheckUtils]: 2: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,398 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {985#true} {985#true} #489#return; {985#true} is VALID [2020-07-17 21:29:02,399 INFO L263 TraceCheckUtils]: 4: Hoare triple {985#true} call #t~ret72 := main(); {985#true} is VALID [2020-07-17 21:29:02,399 INFO L280 TraceCheckUtils]: 5: Hoare triple {985#true} havoc ~retValue_acc~9;havoc ~tmp~6; {985#true} is VALID [2020-07-17 21:29:02,400 INFO L263 TraceCheckUtils]: 6: Hoare triple {985#true} call select_helpers(); {985#true} is VALID [2020-07-17 21:29:02,400 INFO L280 TraceCheckUtils]: 7: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,400 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {985#true} {985#true} #407#return; {985#true} is VALID [2020-07-17 21:29:02,400 INFO L263 TraceCheckUtils]: 9: Hoare triple {985#true} call select_features(); {985#true} is VALID [2020-07-17 21:29:02,401 INFO L280 TraceCheckUtils]: 10: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,401 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {985#true} {985#true} #409#return; {985#true} is VALID [2020-07-17 21:29:02,401 INFO L263 TraceCheckUtils]: 12: Hoare triple {985#true} call #t~ret68 := valid_product(); {985#true} is VALID [2020-07-17 21:29:02,401 INFO L280 TraceCheckUtils]: 13: Hoare triple {985#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {985#true} is VALID [2020-07-17 21:29:02,402 INFO L280 TraceCheckUtils]: 14: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,402 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {985#true} {985#true} #411#return; {985#true} is VALID [2020-07-17 21:29:02,402 INFO L280 TraceCheckUtils]: 16: Hoare triple {985#true} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {985#true} is VALID [2020-07-17 21:29:02,402 INFO L280 TraceCheckUtils]: 17: Hoare triple {985#true} assume 0 != ~tmp~6; {985#true} is VALID [2020-07-17 21:29:02,402 INFO L263 TraceCheckUtils]: 18: Hoare triple {985#true} call setup(); {985#true} is VALID [2020-07-17 21:29:02,403 INFO L280 TraceCheckUtils]: 19: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,403 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {985#true} {985#true} #413#return; {985#true} is VALID [2020-07-17 21:29:02,403 INFO L263 TraceCheckUtils]: 21: Hoare triple {985#true} call runTest(); {985#true} is VALID [2020-07-17 21:29:02,403 INFO L263 TraceCheckUtils]: 22: Hoare triple {985#true} call test(); {985#true} is VALID [2020-07-17 21:29:02,404 INFO L280 TraceCheckUtils]: 23: Hoare triple {985#true} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {999#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:29:02,404 INFO L280 TraceCheckUtils]: 24: Hoare triple {999#(= 0 test_~splverifierCounter~0)} assume !false; {999#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:29:02,405 INFO L280 TraceCheckUtils]: 25: Hoare triple {999#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {986#false} is VALID [2020-07-17 21:29:02,405 INFO L263 TraceCheckUtils]: 26: Hoare triple {986#false} call cleanup(); {986#false} is VALID [2020-07-17 21:29:02,405 INFO L280 TraceCheckUtils]: 27: Hoare triple {986#false} havoc ~i~0;havoc ~__cil_tmp2~0; {986#false} is VALID [2020-07-17 21:29:02,406 INFO L263 TraceCheckUtils]: 28: Hoare triple {986#false} call timeShift(); {986#false} is VALID [2020-07-17 21:29:02,406 INFO L280 TraceCheckUtils]: 29: Hoare triple {986#false} assume !(0 != ~pumpRunning~0); {986#false} is VALID [2020-07-17 21:29:02,406 INFO L280 TraceCheckUtils]: 30: Hoare triple {986#false} assume !(0 != ~systemActive~0); {986#false} is VALID [2020-07-17 21:29:02,407 INFO L263 TraceCheckUtils]: 31: Hoare triple {986#false} call __utac_acc__Specification4_spec__1(); {986#false} is VALID [2020-07-17 21:29:02,407 INFO L280 TraceCheckUtils]: 32: Hoare triple {986#false} havoc ~tmp~7;havoc ~tmp___0~2; {986#false} is VALID [2020-07-17 21:29:02,407 INFO L263 TraceCheckUtils]: 33: Hoare triple {986#false} call #t~ret70 := getWaterLevel(); {985#true} is VALID [2020-07-17 21:29:02,407 INFO L280 TraceCheckUtils]: 34: Hoare triple {985#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {985#true} is VALID [2020-07-17 21:29:02,408 INFO L280 TraceCheckUtils]: 35: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,408 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {985#true} {986#false} #401#return; {986#false} is VALID [2020-07-17 21:29:02,408 INFO L280 TraceCheckUtils]: 37: Hoare triple {986#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {986#false} is VALID [2020-07-17 21:29:02,409 INFO L280 TraceCheckUtils]: 38: Hoare triple {986#false} assume 0 == ~tmp~7; {986#false} is VALID [2020-07-17 21:29:02,409 INFO L263 TraceCheckUtils]: 39: Hoare triple {986#false} call #t~ret71 := isPumpRunning(); {985#true} is VALID [2020-07-17 21:29:02,409 INFO L280 TraceCheckUtils]: 40: Hoare triple {985#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {985#true} is VALID [2020-07-17 21:29:02,409 INFO L280 TraceCheckUtils]: 41: Hoare triple {985#true} assume true; {985#true} is VALID [2020-07-17 21:29:02,410 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {985#true} {986#false} #403#return; {986#false} is VALID [2020-07-17 21:29:02,410 INFO L280 TraceCheckUtils]: 43: Hoare triple {986#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {986#false} is VALID [2020-07-17 21:29:02,410 INFO L280 TraceCheckUtils]: 44: Hoare triple {986#false} assume 0 != ~tmp___0~2; {986#false} is VALID [2020-07-17 21:29:02,410 INFO L263 TraceCheckUtils]: 45: Hoare triple {986#false} call __automaton_fail(); {986#false} is VALID [2020-07-17 21:29:02,410 INFO L280 TraceCheckUtils]: 46: Hoare triple {986#false} assume !false; {986#false} is VALID [2020-07-17 21:29:02,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:29:02,416 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625097123] [2020-07-17 21:29:02,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:29:02,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:29:02,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667596732] [2020-07-17 21:29:02,419 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:29:02,419 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:29:02,419 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:29:02,475 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:02,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:29:02,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:29:02,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:29:02,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:29:02,477 INFO L87 Difference]: Start difference. First operand 110 states and 129 transitions. Second operand 4 states. [2020-07-17 21:29:03,660 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:29:06,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:06,499 INFO L93 Difference]: Finished difference Result 188 states and 229 transitions. [2020-07-17 21:29:06,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:29:06,499 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:29:06,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:29:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 229 transitions. [2020-07-17 21:29:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:29:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 229 transitions. [2020-07-17 21:29:06,523 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 229 transitions. [2020-07-17 21:29:07,314 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 229 edges. 229 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:07,320 INFO L225 Difference]: With dead ends: 188 [2020-07-17 21:29:07,321 INFO L226 Difference]: Without dead ends: 126 [2020-07-17 21:29:07,322 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:29:07,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-17 21:29:08,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 101. [2020-07-17 21:29:08,423 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:29:08,423 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 101 states. [2020-07-17 21:29:08,423 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 101 states. [2020-07-17 21:29:08,423 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 101 states. [2020-07-17 21:29:08,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:08,433 INFO L93 Difference]: Finished difference Result 126 states and 156 transitions. [2020-07-17 21:29:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2020-07-17 21:29:08,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:08,436 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:08,436 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 126 states. [2020-07-17 21:29:08,436 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 126 states. [2020-07-17 21:29:08,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:08,445 INFO L93 Difference]: Finished difference Result 126 states and 156 transitions. [2020-07-17 21:29:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2020-07-17 21:29:08,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:08,447 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:08,447 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:29:08,448 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:29:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-17 21:29:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2020-07-17 21:29:08,455 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 117 transitions. Word has length 47 [2020-07-17 21:29:08,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:29:08,455 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 117 transitions. [2020-07-17 21:29:08,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:29:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2020-07-17 21:29:08,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-17 21:29:08,461 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:29:08,461 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] [2020-07-17 21:29:08,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:29:08,464 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:29:08,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:29:08,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1297415431, now seen corresponding path program 1 times [2020-07-17 21:29:08,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:29:08,469 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873889828] [2020-07-17 21:29:08,469 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:29:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:08,904 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,005 INFO L280 TraceCheckUtils]: 0: Hoare triple {1702#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,010 INFO L280 TraceCheckUtils]: 1: Hoare triple {1683#(= 1 ~systemActive~0)} assume true; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,011 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1683#(= 1 ~systemActive~0)} {1678#true} #489#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,015 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,015 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #407#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,019 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,020 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #409#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1703#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:09,045 INFO L280 TraceCheckUtils]: 1: Hoare triple {1703#(= 1 |valid_product_#res|)} assume true; {1703#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:09,046 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1703#(= 1 |valid_product_#res|)} {1683#(= 1 ~systemActive~0)} #411#return; {1691#(= |main_#t~ret68| ~systemActive~0)} is VALID [2020-07-17 21:29:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,051 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,052 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1678#true} {1693#(not (= 0 ~systemActive~0))} #413#return; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,056 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1678#true} is VALID [2020-07-17 21:29:09,056 INFO L280 TraceCheckUtils]: 1: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,057 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1678#true} {1679#false} #401#return; {1679#false} is VALID [2020-07-17 21:29:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:09,063 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1678#true} is VALID [2020-07-17 21:29:09,064 INFO L280 TraceCheckUtils]: 1: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,064 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1678#true} {1679#false} #403#return; {1679#false} is VALID [2020-07-17 21:29:09,069 INFO L263 TraceCheckUtils]: 0: Hoare triple {1678#true} call ULTIMATE.init(); {1702#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:29:09,075 INFO L280 TraceCheckUtils]: 1: Hoare triple {1702#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,076 INFO L280 TraceCheckUtils]: 2: Hoare triple {1683#(= 1 ~systemActive~0)} assume true; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,076 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1683#(= 1 ~systemActive~0)} {1678#true} #489#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,077 INFO L263 TraceCheckUtils]: 4: Hoare triple {1683#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,078 INFO L280 TraceCheckUtils]: 5: Hoare triple {1683#(= 1 ~systemActive~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,078 INFO L263 TraceCheckUtils]: 6: Hoare triple {1683#(= 1 ~systemActive~0)} call select_helpers(); {1678#true} is VALID [2020-07-17 21:29:09,078 INFO L280 TraceCheckUtils]: 7: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,079 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #407#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,079 INFO L263 TraceCheckUtils]: 9: Hoare triple {1683#(= 1 ~systemActive~0)} call select_features(); {1678#true} is VALID [2020-07-17 21:29:09,079 INFO L280 TraceCheckUtils]: 10: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,080 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #409#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:09,080 INFO L263 TraceCheckUtils]: 12: Hoare triple {1683#(= 1 ~systemActive~0)} call #t~ret68 := valid_product(); {1678#true} is VALID [2020-07-17 21:29:09,081 INFO L280 TraceCheckUtils]: 13: Hoare triple {1678#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1703#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:09,081 INFO L280 TraceCheckUtils]: 14: Hoare triple {1703#(= 1 |valid_product_#res|)} assume true; {1703#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:09,083 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1703#(= 1 |valid_product_#res|)} {1683#(= 1 ~systemActive~0)} #411#return; {1691#(= |main_#t~ret68| ~systemActive~0)} is VALID [2020-07-17 21:29:09,083 INFO L280 TraceCheckUtils]: 16: Hoare triple {1691#(= |main_#t~ret68| ~systemActive~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {1692#(= main_~tmp~6 ~systemActive~0)} is VALID [2020-07-17 21:29:09,084 INFO L280 TraceCheckUtils]: 17: Hoare triple {1692#(= main_~tmp~6 ~systemActive~0)} assume 0 != ~tmp~6; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,084 INFO L263 TraceCheckUtils]: 18: Hoare triple {1693#(not (= 0 ~systemActive~0))} call setup(); {1678#true} is VALID [2020-07-17 21:29:09,085 INFO L280 TraceCheckUtils]: 19: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,085 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1678#true} {1693#(not (= 0 ~systemActive~0))} #413#return; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,086 INFO L263 TraceCheckUtils]: 21: Hoare triple {1693#(not (= 0 ~systemActive~0))} call runTest(); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,087 INFO L263 TraceCheckUtils]: 22: Hoare triple {1693#(not (= 0 ~systemActive~0))} call test(); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,087 INFO L280 TraceCheckUtils]: 23: Hoare triple {1693#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,088 INFO L280 TraceCheckUtils]: 24: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !false; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,088 INFO L280 TraceCheckUtils]: 25: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,089 INFO L280 TraceCheckUtils]: 26: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,090 INFO L280 TraceCheckUtils]: 27: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~5); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,090 INFO L280 TraceCheckUtils]: 28: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,091 INFO L280 TraceCheckUtils]: 29: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,091 INFO L280 TraceCheckUtils]: 30: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,092 INFO L280 TraceCheckUtils]: 31: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,092 INFO L263 TraceCheckUtils]: 32: Hoare triple {1693#(not (= 0 ~systemActive~0))} call timeShift(); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,093 INFO L280 TraceCheckUtils]: 33: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:09,093 INFO L280 TraceCheckUtils]: 34: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1679#false} is VALID [2020-07-17 21:29:09,094 INFO L263 TraceCheckUtils]: 35: Hoare triple {1679#false} call __utac_acc__Specification4_spec__1(); {1679#false} is VALID [2020-07-17 21:29:09,094 INFO L280 TraceCheckUtils]: 36: Hoare triple {1679#false} havoc ~tmp~7;havoc ~tmp___0~2; {1679#false} is VALID [2020-07-17 21:29:09,094 INFO L263 TraceCheckUtils]: 37: Hoare triple {1679#false} call #t~ret70 := getWaterLevel(); {1678#true} is VALID [2020-07-17 21:29:09,094 INFO L280 TraceCheckUtils]: 38: Hoare triple {1678#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1678#true} is VALID [2020-07-17 21:29:09,095 INFO L280 TraceCheckUtils]: 39: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,095 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1678#true} {1679#false} #401#return; {1679#false} is VALID [2020-07-17 21:29:09,095 INFO L280 TraceCheckUtils]: 41: Hoare triple {1679#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1679#false} is VALID [2020-07-17 21:29:09,095 INFO L280 TraceCheckUtils]: 42: Hoare triple {1679#false} assume 0 == ~tmp~7; {1679#false} is VALID [2020-07-17 21:29:09,096 INFO L263 TraceCheckUtils]: 43: Hoare triple {1679#false} call #t~ret71 := isPumpRunning(); {1678#true} is VALID [2020-07-17 21:29:09,096 INFO L280 TraceCheckUtils]: 44: Hoare triple {1678#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1678#true} is VALID [2020-07-17 21:29:09,096 INFO L280 TraceCheckUtils]: 45: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:29:09,097 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1678#true} {1679#false} #403#return; {1679#false} is VALID [2020-07-17 21:29:09,098 INFO L280 TraceCheckUtils]: 47: Hoare triple {1679#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1679#false} is VALID [2020-07-17 21:29:09,098 INFO L280 TraceCheckUtils]: 48: Hoare triple {1679#false} assume 0 != ~tmp___0~2; {1679#false} is VALID [2020-07-17 21:29:09,098 INFO L263 TraceCheckUtils]: 49: Hoare triple {1679#false} call __automaton_fail(); {1679#false} is VALID [2020-07-17 21:29:09,101 INFO L280 TraceCheckUtils]: 50: Hoare triple {1679#false} assume !false; {1679#false} is VALID [2020-07-17 21:29:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:29:09,110 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873889828] [2020-07-17 21:29:09,110 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:29:09,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:29:09,112 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415257352] [2020-07-17 21:29:09,115 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-17 21:29:09,117 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:29:09,117 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:29:09,186 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:09,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:29:09,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:29:09,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:29:09,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:29:09,188 INFO L87 Difference]: Start difference. First operand 101 states and 117 transitions. Second operand 8 states. [2020-07-17 21:29:09,958 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:29:10,879 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:11,255 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:11,591 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:15,183 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:29:22,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:22,953 INFO L93 Difference]: Finished difference Result 351 states and 437 transitions. [2020-07-17 21:29:22,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:29:22,953 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-17 21:29:22,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:29:22,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 437 transitions. [2020-07-17 21:29:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:29:22,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 437 transitions. [2020-07-17 21:29:22,973 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 437 transitions. [2020-07-17 21:29:24,548 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 437 edges. 437 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:24,559 INFO L225 Difference]: With dead ends: 351 [2020-07-17 21:29:24,559 INFO L226 Difference]: Without dead ends: 274 [2020-07-17 21:29:24,561 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:29:24,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-07-17 21:29:26,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 220. [2020-07-17 21:29:26,961 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:29:26,961 INFO L82 GeneralOperation]: Start isEquivalent. First operand 274 states. Second operand 220 states. [2020-07-17 21:29:26,961 INFO L74 IsIncluded]: Start isIncluded. First operand 274 states. Second operand 220 states. [2020-07-17 21:29:26,961 INFO L87 Difference]: Start difference. First operand 274 states. Second operand 220 states. [2020-07-17 21:29:26,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:26,977 INFO L93 Difference]: Finished difference Result 274 states and 337 transitions. [2020-07-17 21:29:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 337 transitions. [2020-07-17 21:29:26,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:26,979 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:26,979 INFO L74 IsIncluded]: Start isIncluded. First operand 220 states. Second operand 274 states. [2020-07-17 21:29:26,979 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 274 states. [2020-07-17 21:29:26,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:26,993 INFO L93 Difference]: Finished difference Result 274 states and 337 transitions. [2020-07-17 21:29:26,994 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 337 transitions. [2020-07-17 21:29:26,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:26,995 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:26,995 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:29:26,996 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:29:26,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-07-17 21:29:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 266 transitions. [2020-07-17 21:29:27,007 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 266 transitions. Word has length 51 [2020-07-17 21:29:27,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:29:27,007 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 266 transitions. [2020-07-17 21:29:27,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:29:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 266 transitions. [2020-07-17 21:29:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:29:27,008 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:29:27,009 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:29:27,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:29:27,009 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:29:27,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:29:27,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1649615923, now seen corresponding path program 1 times [2020-07-17 21:29:27,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:29:27,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597115689] [2020-07-17 21:29:27,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:29:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,372 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,440 INFO L280 TraceCheckUtils]: 0: Hoare triple {3100#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,441 INFO L280 TraceCheckUtils]: 1: Hoare triple {3075#(= 1 ~waterLevel~0)} assume true; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,442 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3075#(= 1 ~waterLevel~0)} {3070#true} #489#return; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,445 INFO L280 TraceCheckUtils]: 0: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,446 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3070#true} {3075#(= 1 ~waterLevel~0)} #407#return; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,450 INFO L280 TraceCheckUtils]: 0: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,451 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3070#true} {3075#(= 1 ~waterLevel~0)} #409#return; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,484 INFO L280 TraceCheckUtils]: 0: Hoare triple {3070#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3101#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:27,484 INFO L280 TraceCheckUtils]: 1: Hoare triple {3101#(= 1 |valid_product_#res|)} assume true; {3101#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:27,485 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3101#(= 1 |valid_product_#res|)} {3075#(= 1 ~waterLevel~0)} #411#return; {3083#(= |main_#t~ret68| ~waterLevel~0)} is VALID [2020-07-17 21:29:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,489 INFO L280 TraceCheckUtils]: 0: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,490 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3070#true} {3085#(not (= 0 ~waterLevel~0))} #413#return; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,511 INFO L280 TraceCheckUtils]: 0: Hoare triple {3102#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3070#true} is VALID [2020-07-17 21:29:27,511 INFO L280 TraceCheckUtils]: 1: Hoare triple {3070#true} ~systemActive~0 := 0; {3070#true} is VALID [2020-07-17 21:29:27,511 INFO L280 TraceCheckUtils]: 2: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,513 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3070#true} {3085#(not (= 0 ~waterLevel~0))} #463#return; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,533 INFO L280 TraceCheckUtils]: 0: Hoare triple {3070#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3103#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:27,534 INFO L280 TraceCheckUtils]: 1: Hoare triple {3103#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3103#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:27,535 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3103#(= |getWaterLevel_#res| ~waterLevel~0)} {3085#(not (= 0 ~waterLevel~0))} #401#return; {3095#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} is VALID [2020-07-17 21:29:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:27,540 INFO L280 TraceCheckUtils]: 0: Hoare triple {3070#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3070#true} is VALID [2020-07-17 21:29:27,540 INFO L280 TraceCheckUtils]: 1: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,540 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3070#true} {3071#false} #403#return; {3071#false} is VALID [2020-07-17 21:29:27,545 INFO L263 TraceCheckUtils]: 0: Hoare triple {3070#true} call ULTIMATE.init(); {3100#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:29:27,550 INFO L280 TraceCheckUtils]: 1: Hoare triple {3100#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,551 INFO L280 TraceCheckUtils]: 2: Hoare triple {3075#(= 1 ~waterLevel~0)} assume true; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,551 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3075#(= 1 ~waterLevel~0)} {3070#true} #489#return; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,552 INFO L263 TraceCheckUtils]: 4: Hoare triple {3075#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,553 INFO L280 TraceCheckUtils]: 5: Hoare triple {3075#(= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,553 INFO L263 TraceCheckUtils]: 6: Hoare triple {3075#(= 1 ~waterLevel~0)} call select_helpers(); {3070#true} is VALID [2020-07-17 21:29:27,553 INFO L280 TraceCheckUtils]: 7: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,554 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3070#true} {3075#(= 1 ~waterLevel~0)} #407#return; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,554 INFO L263 TraceCheckUtils]: 9: Hoare triple {3075#(= 1 ~waterLevel~0)} call select_features(); {3070#true} is VALID [2020-07-17 21:29:27,554 INFO L280 TraceCheckUtils]: 10: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,555 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3070#true} {3075#(= 1 ~waterLevel~0)} #409#return; {3075#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,556 INFO L263 TraceCheckUtils]: 12: Hoare triple {3075#(= 1 ~waterLevel~0)} call #t~ret68 := valid_product(); {3070#true} is VALID [2020-07-17 21:29:27,557 INFO L280 TraceCheckUtils]: 13: Hoare triple {3070#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3101#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:27,557 INFO L280 TraceCheckUtils]: 14: Hoare triple {3101#(= 1 |valid_product_#res|)} assume true; {3101#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:29:27,558 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3101#(= 1 |valid_product_#res|)} {3075#(= 1 ~waterLevel~0)} #411#return; {3083#(= |main_#t~ret68| ~waterLevel~0)} is VALID [2020-07-17 21:29:27,559 INFO L280 TraceCheckUtils]: 16: Hoare triple {3083#(= |main_#t~ret68| ~waterLevel~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {3084#(= main_~tmp~6 ~waterLevel~0)} is VALID [2020-07-17 21:29:27,560 INFO L280 TraceCheckUtils]: 17: Hoare triple {3084#(= main_~tmp~6 ~waterLevel~0)} assume 0 != ~tmp~6; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,560 INFO L263 TraceCheckUtils]: 18: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call setup(); {3070#true} is VALID [2020-07-17 21:29:27,560 INFO L280 TraceCheckUtils]: 19: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,561 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3070#true} {3085#(not (= 0 ~waterLevel~0))} #413#return; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,561 INFO L263 TraceCheckUtils]: 21: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call runTest(); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,562 INFO L263 TraceCheckUtils]: 22: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call test(); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,562 INFO L280 TraceCheckUtils]: 23: Hoare triple {3085#(not (= 0 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,563 INFO L280 TraceCheckUtils]: 24: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume !false; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,564 INFO L280 TraceCheckUtils]: 25: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,565 INFO L280 TraceCheckUtils]: 26: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,565 INFO L280 TraceCheckUtils]: 27: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp~5); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,566 INFO L280 TraceCheckUtils]: 28: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,567 INFO L280 TraceCheckUtils]: 29: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___0~1); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,567 INFO L280 TraceCheckUtils]: 30: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,568 INFO L280 TraceCheckUtils]: 31: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp___1~0 := #t~nondet67;havoc #t~nondet67; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,569 INFO L280 TraceCheckUtils]: 32: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume 0 != ~tmp___1~0; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,571 INFO L263 TraceCheckUtils]: 33: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call stopSystem(); {3102#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:29:27,571 INFO L280 TraceCheckUtils]: 34: Hoare triple {3102#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3070#true} is VALID [2020-07-17 21:29:27,571 INFO L280 TraceCheckUtils]: 35: Hoare triple {3070#true} ~systemActive~0 := 0; {3070#true} is VALID [2020-07-17 21:29:27,571 INFO L280 TraceCheckUtils]: 36: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,575 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3070#true} {3085#(not (= 0 ~waterLevel~0))} #463#return; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,575 INFO L263 TraceCheckUtils]: 38: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call timeShift(); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,576 INFO L280 TraceCheckUtils]: 39: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,577 INFO L280 TraceCheckUtils]: 40: Hoare triple {3085#(not (= 0 ~waterLevel~0))} assume !(0 != ~systemActive~0); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,577 INFO L263 TraceCheckUtils]: 41: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call __utac_acc__Specification4_spec__1(); {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,578 INFO L280 TraceCheckUtils]: 42: Hoare triple {3085#(not (= 0 ~waterLevel~0))} havoc ~tmp~7;havoc ~tmp___0~2; {3085#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:27,578 INFO L263 TraceCheckUtils]: 43: Hoare triple {3085#(not (= 0 ~waterLevel~0))} call #t~ret70 := getWaterLevel(); {3070#true} is VALID [2020-07-17 21:29:27,579 INFO L280 TraceCheckUtils]: 44: Hoare triple {3070#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3103#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:27,579 INFO L280 TraceCheckUtils]: 45: Hoare triple {3103#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3103#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:27,580 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3103#(= |getWaterLevel_#res| ~waterLevel~0)} {3085#(not (= 0 ~waterLevel~0))} #401#return; {3095#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} is VALID [2020-07-17 21:29:27,581 INFO L280 TraceCheckUtils]: 47: Hoare triple {3095#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3096#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~7))} is VALID [2020-07-17 21:29:27,581 INFO L280 TraceCheckUtils]: 48: Hoare triple {3096#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~7))} assume 0 == ~tmp~7; {3071#false} is VALID [2020-07-17 21:29:27,581 INFO L263 TraceCheckUtils]: 49: Hoare triple {3071#false} call #t~ret71 := isPumpRunning(); {3070#true} is VALID [2020-07-17 21:29:27,582 INFO L280 TraceCheckUtils]: 50: Hoare triple {3070#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3070#true} is VALID [2020-07-17 21:29:27,582 INFO L280 TraceCheckUtils]: 51: Hoare triple {3070#true} assume true; {3070#true} is VALID [2020-07-17 21:29:27,582 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3070#true} {3071#false} #403#return; {3071#false} is VALID [2020-07-17 21:29:27,583 INFO L280 TraceCheckUtils]: 53: Hoare triple {3071#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3071#false} is VALID [2020-07-17 21:29:27,583 INFO L280 TraceCheckUtils]: 54: Hoare triple {3071#false} assume 0 != ~tmp___0~2; {3071#false} is VALID [2020-07-17 21:29:27,583 INFO L263 TraceCheckUtils]: 55: Hoare triple {3071#false} call __automaton_fail(); {3071#false} is VALID [2020-07-17 21:29:27,583 INFO L280 TraceCheckUtils]: 56: Hoare triple {3071#false} assume !false; {3071#false} is VALID [2020-07-17 21:29:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:29:27,592 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597115689] [2020-07-17 21:29:27,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:29:27,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 21:29:27,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69516527] [2020-07-17 21:29:27,594 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-17 21:29:27,594 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:29:27,594 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 21:29:27,665 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:27,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 21:29:27,666 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:29:27,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 21:29:27,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:29:27,667 INFO L87 Difference]: Start difference. First operand 220 states and 266 transitions. Second operand 12 states. [2020-07-17 21:29:28,712 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:29:29,811 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:30,287 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:30,626 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:33,304 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:29:38,761 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:39,981 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:40,936 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:41,325 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 21:29:41,867 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:29:42,683 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:43,479 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:44,390 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:53,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:53,760 INFO L93 Difference]: Finished difference Result 871 states and 1174 transitions. [2020-07-17 21:29:53,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-17 21:29:53,760 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-17 21:29:53,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:29:53,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 530 transitions. [2020-07-17 21:29:53,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:29:53,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 530 transitions. [2020-07-17 21:29:53,785 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 530 transitions. [2020-07-17 21:29:55,583 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 530 edges. 530 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:55,625 INFO L225 Difference]: With dead ends: 871 [2020-07-17 21:29:55,625 INFO L226 Difference]: Without dead ends: 675 [2020-07-17 21:29:55,628 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-17 21:29:55,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2020-07-17 21:30:01,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 582. [2020-07-17 21:30:01,571 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:30:01,571 INFO L82 GeneralOperation]: Start isEquivalent. First operand 675 states. Second operand 582 states. [2020-07-17 21:30:01,572 INFO L74 IsIncluded]: Start isIncluded. First operand 675 states. Second operand 582 states. [2020-07-17 21:30:01,572 INFO L87 Difference]: Start difference. First operand 675 states. Second operand 582 states. [2020-07-17 21:30:01,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:01,623 INFO L93 Difference]: Finished difference Result 675 states and 891 transitions. [2020-07-17 21:30:01,624 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 891 transitions. [2020-07-17 21:30:01,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:01,627 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:01,627 INFO L74 IsIncluded]: Start isIncluded. First operand 582 states. Second operand 675 states. [2020-07-17 21:30:01,627 INFO L87 Difference]: Start difference. First operand 582 states. Second operand 675 states. [2020-07-17 21:30:01,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:01,675 INFO L93 Difference]: Finished difference Result 675 states and 891 transitions. [2020-07-17 21:30:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 891 transitions. [2020-07-17 21:30:01,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:01,679 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:01,679 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:30:01,679 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:30:01,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2020-07-17 21:30:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 724 transitions. [2020-07-17 21:30:01,716 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 724 transitions. Word has length 57 [2020-07-17 21:30:01,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:30:01,717 INFO L479 AbstractCegarLoop]: Abstraction has 582 states and 724 transitions. [2020-07-17 21:30:01,717 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 21:30:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 724 transitions. [2020-07-17 21:30:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-17 21:30:01,719 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:30:01,719 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:30:01,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:30:01,720 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:30:01,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:30:01,720 INFO L82 PathProgramCache]: Analyzing trace with hash 671694067, now seen corresponding path program 1 times [2020-07-17 21:30:01,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:30:01,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200438228] [2020-07-17 21:30:01,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:30:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,066 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:30:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,162 INFO L280 TraceCheckUtils]: 0: Hoare triple {6550#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,163 INFO L280 TraceCheckUtils]: 1: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume true; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,164 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6527#(= 0 ~pumpRunning~0)} {6522#true} #489#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,168 INFO L280 TraceCheckUtils]: 0: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,169 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #407#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,172 INFO L280 TraceCheckUtils]: 0: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,173 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #409#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,177 INFO L280 TraceCheckUtils]: 0: Hoare triple {6522#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {6522#true} is VALID [2020-07-17 21:30:02,178 INFO L280 TraceCheckUtils]: 1: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,179 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #411#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,183 INFO L280 TraceCheckUtils]: 0: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,184 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #413#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {6551#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,205 INFO L280 TraceCheckUtils]: 1: Hoare triple {6527#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,206 INFO L280 TraceCheckUtils]: 2: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume true; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,206 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6527#(= 0 ~pumpRunning~0)} {6527#(= 0 ~pumpRunning~0)} #463#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,224 INFO L280 TraceCheckUtils]: 0: Hoare triple {6552#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6522#true} is VALID [2020-07-17 21:30:02,224 INFO L280 TraceCheckUtils]: 1: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,224 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6522#true} {6523#false} #469#return; {6523#false} is VALID [2020-07-17 21:30:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,228 INFO L280 TraceCheckUtils]: 0: Hoare triple {6522#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {6522#true} is VALID [2020-07-17 21:30:02,229 INFO L280 TraceCheckUtils]: 1: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,229 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6522#true} {6523#false} #401#return; {6523#false} is VALID [2020-07-17 21:30:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:02,231 INFO L280 TraceCheckUtils]: 0: Hoare triple {6522#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6522#true} is VALID [2020-07-17 21:30:02,231 INFO L280 TraceCheckUtils]: 1: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,232 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6522#true} {6523#false} #403#return; {6523#false} is VALID [2020-07-17 21:30:02,235 INFO L263 TraceCheckUtils]: 0: Hoare triple {6522#true} call ULTIMATE.init(); {6550#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:30:02,240 INFO L280 TraceCheckUtils]: 1: Hoare triple {6550#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,241 INFO L280 TraceCheckUtils]: 2: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume true; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,241 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6527#(= 0 ~pumpRunning~0)} {6522#true} #489#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,242 INFO L263 TraceCheckUtils]: 4: Hoare triple {6527#(= 0 ~pumpRunning~0)} call #t~ret72 := main(); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,243 INFO L280 TraceCheckUtils]: 5: Hoare triple {6527#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,244 INFO L263 TraceCheckUtils]: 6: Hoare triple {6527#(= 0 ~pumpRunning~0)} call select_helpers(); {6522#true} is VALID [2020-07-17 21:30:02,244 INFO L280 TraceCheckUtils]: 7: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,245 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #407#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,245 INFO L263 TraceCheckUtils]: 9: Hoare triple {6527#(= 0 ~pumpRunning~0)} call select_features(); {6522#true} is VALID [2020-07-17 21:30:02,245 INFO L280 TraceCheckUtils]: 10: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,246 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #409#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,246 INFO L263 TraceCheckUtils]: 12: Hoare triple {6527#(= 0 ~pumpRunning~0)} call #t~ret68 := valid_product(); {6522#true} is VALID [2020-07-17 21:30:02,246 INFO L280 TraceCheckUtils]: 13: Hoare triple {6522#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {6522#true} is VALID [2020-07-17 21:30:02,246 INFO L280 TraceCheckUtils]: 14: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,247 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #411#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,247 INFO L280 TraceCheckUtils]: 16: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,248 INFO L280 TraceCheckUtils]: 17: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~6; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,248 INFO L263 TraceCheckUtils]: 18: Hoare triple {6527#(= 0 ~pumpRunning~0)} call setup(); {6522#true} is VALID [2020-07-17 21:30:02,248 INFO L280 TraceCheckUtils]: 19: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,249 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6522#true} {6527#(= 0 ~pumpRunning~0)} #413#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,250 INFO L263 TraceCheckUtils]: 21: Hoare triple {6527#(= 0 ~pumpRunning~0)} call runTest(); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,251 INFO L263 TraceCheckUtils]: 22: Hoare triple {6527#(= 0 ~pumpRunning~0)} call test(); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,252 INFO L280 TraceCheckUtils]: 23: Hoare triple {6527#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,252 INFO L280 TraceCheckUtils]: 24: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume !false; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,253 INFO L280 TraceCheckUtils]: 25: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,253 INFO L280 TraceCheckUtils]: 26: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,254 INFO L280 TraceCheckUtils]: 27: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~5); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,254 INFO L280 TraceCheckUtils]: 28: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,254 INFO L280 TraceCheckUtils]: 29: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,255 INFO L280 TraceCheckUtils]: 30: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,255 INFO L280 TraceCheckUtils]: 31: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp___1~0 := #t~nondet67;havoc #t~nondet67; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,256 INFO L280 TraceCheckUtils]: 32: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,256 INFO L263 TraceCheckUtils]: 33: Hoare triple {6527#(= 0 ~pumpRunning~0)} call stopSystem(); {6551#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:30:02,257 INFO L280 TraceCheckUtils]: 34: Hoare triple {6551#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,257 INFO L280 TraceCheckUtils]: 35: Hoare triple {6527#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,258 INFO L280 TraceCheckUtils]: 36: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume true; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,258 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6527#(= 0 ~pumpRunning~0)} {6527#(= 0 ~pumpRunning~0)} #463#return; {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,259 INFO L263 TraceCheckUtils]: 38: Hoare triple {6527#(= 0 ~pumpRunning~0)} call timeShift(); {6527#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:02,259 INFO L280 TraceCheckUtils]: 39: Hoare triple {6527#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6523#false} is VALID [2020-07-17 21:30:02,259 INFO L263 TraceCheckUtils]: 40: Hoare triple {6523#false} call lowerWaterLevel(); {6552#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:02,260 INFO L280 TraceCheckUtils]: 41: Hoare triple {6552#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6522#true} is VALID [2020-07-17 21:30:02,260 INFO L280 TraceCheckUtils]: 42: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,260 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6522#true} {6523#false} #469#return; {6523#false} is VALID [2020-07-17 21:30:02,261 INFO L280 TraceCheckUtils]: 44: Hoare triple {6523#false} assume !(0 != ~systemActive~0); {6523#false} is VALID [2020-07-17 21:30:02,261 INFO L263 TraceCheckUtils]: 45: Hoare triple {6523#false} call __utac_acc__Specification4_spec__1(); {6523#false} is VALID [2020-07-17 21:30:02,261 INFO L280 TraceCheckUtils]: 46: Hoare triple {6523#false} havoc ~tmp~7;havoc ~tmp___0~2; {6523#false} is VALID [2020-07-17 21:30:02,262 INFO L263 TraceCheckUtils]: 47: Hoare triple {6523#false} call #t~ret70 := getWaterLevel(); {6522#true} is VALID [2020-07-17 21:30:02,262 INFO L280 TraceCheckUtils]: 48: Hoare triple {6522#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {6522#true} is VALID [2020-07-17 21:30:02,262 INFO L280 TraceCheckUtils]: 49: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,263 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6522#true} {6523#false} #401#return; {6523#false} is VALID [2020-07-17 21:30:02,263 INFO L280 TraceCheckUtils]: 51: Hoare triple {6523#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {6523#false} is VALID [2020-07-17 21:30:02,263 INFO L280 TraceCheckUtils]: 52: Hoare triple {6523#false} assume 0 == ~tmp~7; {6523#false} is VALID [2020-07-17 21:30:02,263 INFO L263 TraceCheckUtils]: 53: Hoare triple {6523#false} call #t~ret71 := isPumpRunning(); {6522#true} is VALID [2020-07-17 21:30:02,263 INFO L280 TraceCheckUtils]: 54: Hoare triple {6522#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6522#true} is VALID [2020-07-17 21:30:02,264 INFO L280 TraceCheckUtils]: 55: Hoare triple {6522#true} assume true; {6522#true} is VALID [2020-07-17 21:30:02,264 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6522#true} {6523#false} #403#return; {6523#false} is VALID [2020-07-17 21:30:02,264 INFO L280 TraceCheckUtils]: 57: Hoare triple {6523#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {6523#false} is VALID [2020-07-17 21:30:02,264 INFO L280 TraceCheckUtils]: 58: Hoare triple {6523#false} assume 0 != ~tmp___0~2; {6523#false} is VALID [2020-07-17 21:30:02,264 INFO L263 TraceCheckUtils]: 59: Hoare triple {6523#false} call __automaton_fail(); {6523#false} is VALID [2020-07-17 21:30:02,265 INFO L280 TraceCheckUtils]: 60: Hoare triple {6523#false} assume !false; {6523#false} is VALID [2020-07-17 21:30:02,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:30:02,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200438228] [2020-07-17 21:30:02,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:30:02,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:30:02,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915196909] [2020-07-17 21:30:02,273 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-17 21:30:02,273 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:30:02,274 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:30:02,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:02,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:30:02,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:30:02,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:30:02,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:30:02,355 INFO L87 Difference]: Start difference. First operand 582 states and 724 transitions. Second operand 6 states. [2020-07-17 21:30:03,098 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:30:09,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:09,544 INFO L93 Difference]: Finished difference Result 973 states and 1255 transitions. [2020-07-17 21:30:09,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:30:09,544 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-17 21:30:09,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:30:09,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:30:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 280 transitions. [2020-07-17 21:30:09,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:30:09,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 280 transitions. [2020-07-17 21:30:09,554 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 280 transitions. [2020-07-17 21:30:10,278 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 280 edges. 280 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:10,295 INFO L225 Difference]: With dead ends: 973 [2020-07-17 21:30:10,295 INFO L226 Difference]: Without dead ends: 415 [2020-07-17 21:30:10,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-17 21:30:10,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2020-07-17 21:30:13,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 390. [2020-07-17 21:30:13,825 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:30:13,825 INFO L82 GeneralOperation]: Start isEquivalent. First operand 415 states. Second operand 390 states. [2020-07-17 21:30:13,825 INFO L74 IsIncluded]: Start isIncluded. First operand 415 states. Second operand 390 states. [2020-07-17 21:30:13,825 INFO L87 Difference]: Start difference. First operand 415 states. Second operand 390 states. [2020-07-17 21:30:13,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:13,839 INFO L93 Difference]: Finished difference Result 415 states and 488 transitions. [2020-07-17 21:30:13,840 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 488 transitions. [2020-07-17 21:30:13,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:13,841 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:13,841 INFO L74 IsIncluded]: Start isIncluded. First operand 390 states. Second operand 415 states. [2020-07-17 21:30:13,841 INFO L87 Difference]: Start difference. First operand 390 states. Second operand 415 states. [2020-07-17 21:30:13,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:13,855 INFO L93 Difference]: Finished difference Result 415 states and 488 transitions. [2020-07-17 21:30:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 488 transitions. [2020-07-17 21:30:13,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:13,857 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:13,857 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:30:13,857 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:30:13,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2020-07-17 21:30:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 449 transitions. [2020-07-17 21:30:13,872 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 449 transitions. Word has length 61 [2020-07-17 21:30:13,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:30:13,872 INFO L479 AbstractCegarLoop]: Abstraction has 390 states and 449 transitions. [2020-07-17 21:30:13,873 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:30:13,873 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 449 transitions. [2020-07-17 21:30:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-17 21:30:13,875 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:30:13,875 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:30:13,875 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:30:13,875 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:30:13,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:30:13,876 INFO L82 PathProgramCache]: Analyzing trace with hash -511342643, now seen corresponding path program 1 times [2020-07-17 21:30:13,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:30:13,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144046927] [2020-07-17 21:30:13,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:30:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,234 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:30:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,292 INFO L280 TraceCheckUtils]: 0: Hoare triple {9332#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,293 INFO L280 TraceCheckUtils]: 1: Hoare triple {9291#(= 1 ~waterLevel~0)} assume true; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,294 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9291#(= 1 ~waterLevel~0)} {9286#true} #489#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,297 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,298 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #407#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,301 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,302 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #409#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {9286#true} is VALID [2020-07-17 21:30:14,305 INFO L280 TraceCheckUtils]: 1: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,306 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #411#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,309 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,310 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #413#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,339 INFO L280 TraceCheckUtils]: 0: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:14,340 INFO L280 TraceCheckUtils]: 1: Hoare triple {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:14,341 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9291#(= 1 ~waterLevel~0)} #459#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {9335#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9286#true} is VALID [2020-07-17 21:30:14,364 INFO L280 TraceCheckUtils]: 1: Hoare triple {9286#true} ~systemActive~0 := 0; {9286#true} is VALID [2020-07-17 21:30:14,364 INFO L280 TraceCheckUtils]: 2: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,364 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9286#true} {9304#(<= 2 ~waterLevel~0)} #463#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,410 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:14,411 INFO L280 TraceCheckUtils]: 1: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,411 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9286#true} {9286#true} #401#return; {9286#true} is VALID [2020-07-17 21:30:14,415 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} havoc ~tmp~7;havoc ~tmp___0~2; {9286#true} is VALID [2020-07-17 21:30:14,415 INFO L263 TraceCheckUtils]: 1: Hoare triple {9286#true} call #t~ret70 := getWaterLevel(); {9286#true} is VALID [2020-07-17 21:30:14,415 INFO L280 TraceCheckUtils]: 2: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:14,415 INFO L280 TraceCheckUtils]: 3: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,416 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9286#true} {9286#true} #401#return; {9286#true} is VALID [2020-07-17 21:30:14,416 INFO L280 TraceCheckUtils]: 5: Hoare triple {9286#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {9286#true} is VALID [2020-07-17 21:30:14,416 INFO L280 TraceCheckUtils]: 6: Hoare triple {9286#true} assume !(0 == ~tmp~7); {9286#true} is VALID [2020-07-17 21:30:14,416 INFO L280 TraceCheckUtils]: 7: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,418 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9286#true} {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} #473#return; {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,419 INFO L280 TraceCheckUtils]: 0: Hoare triple {9336#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,420 INFO L263 TraceCheckUtils]: 2: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9286#true} is VALID [2020-07-17 21:30:14,420 INFO L280 TraceCheckUtils]: 3: Hoare triple {9286#true} havoc ~tmp~7;havoc ~tmp___0~2; {9286#true} is VALID [2020-07-17 21:30:14,420 INFO L263 TraceCheckUtils]: 4: Hoare triple {9286#true} call #t~ret70 := getWaterLevel(); {9286#true} is VALID [2020-07-17 21:30:14,421 INFO L280 TraceCheckUtils]: 5: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:14,421 INFO L280 TraceCheckUtils]: 6: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,421 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9286#true} {9286#true} #401#return; {9286#true} is VALID [2020-07-17 21:30:14,421 INFO L280 TraceCheckUtils]: 8: Hoare triple {9286#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {9286#true} is VALID [2020-07-17 21:30:14,421 INFO L280 TraceCheckUtils]: 9: Hoare triple {9286#true} assume !(0 == ~tmp~7); {9286#true} is VALID [2020-07-17 21:30:14,422 INFO L280 TraceCheckUtils]: 10: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,422 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9286#true} {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} #473#return; {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,423 INFO L280 TraceCheckUtils]: 12: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,424 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9304#(<= 2 ~waterLevel~0)} #465#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,445 INFO L280 TraceCheckUtils]: 0: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9349#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:14,446 INFO L280 TraceCheckUtils]: 1: Hoare triple {9349#(<= |old(~waterLevel~0)| 1)} assume true; {9349#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:14,447 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9349#(<= |old(~waterLevel~0)| 1)} {9304#(<= 2 ~waterLevel~0)} #459#return; {9287#false} is VALID [2020-07-17 21:30:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,451 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:14,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,452 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9286#true} {9287#false} #401#return; {9287#false} is VALID [2020-07-17 21:30:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,455 INFO L280 TraceCheckUtils]: 0: Hoare triple {9286#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {9286#true} is VALID [2020-07-17 21:30:14,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,456 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9286#true} {9287#false} #403#return; {9287#false} is VALID [2020-07-17 21:30:14,461 INFO L263 TraceCheckUtils]: 0: Hoare triple {9286#true} call ULTIMATE.init(); {9332#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:30:14,466 INFO L280 TraceCheckUtils]: 1: Hoare triple {9332#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,467 INFO L280 TraceCheckUtils]: 2: Hoare triple {9291#(= 1 ~waterLevel~0)} assume true; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,467 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9291#(= 1 ~waterLevel~0)} {9286#true} #489#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,468 INFO L263 TraceCheckUtils]: 4: Hoare triple {9291#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,468 INFO L280 TraceCheckUtils]: 5: Hoare triple {9291#(= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,469 INFO L263 TraceCheckUtils]: 6: Hoare triple {9291#(= 1 ~waterLevel~0)} call select_helpers(); {9286#true} is VALID [2020-07-17 21:30:14,469 INFO L280 TraceCheckUtils]: 7: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,471 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #407#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,471 INFO L263 TraceCheckUtils]: 9: Hoare triple {9291#(= 1 ~waterLevel~0)} call select_features(); {9286#true} is VALID [2020-07-17 21:30:14,471 INFO L280 TraceCheckUtils]: 10: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,472 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #409#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,472 INFO L263 TraceCheckUtils]: 12: Hoare triple {9291#(= 1 ~waterLevel~0)} call #t~ret68 := valid_product(); {9286#true} is VALID [2020-07-17 21:30:14,472 INFO L280 TraceCheckUtils]: 13: Hoare triple {9286#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {9286#true} is VALID [2020-07-17 21:30:14,472 INFO L280 TraceCheckUtils]: 14: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,473 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #411#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,474 INFO L280 TraceCheckUtils]: 16: Hoare triple {9291#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,474 INFO L280 TraceCheckUtils]: 17: Hoare triple {9291#(= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,474 INFO L263 TraceCheckUtils]: 18: Hoare triple {9291#(= 1 ~waterLevel~0)} call setup(); {9286#true} is VALID [2020-07-17 21:30:14,475 INFO L280 TraceCheckUtils]: 19: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,476 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9286#true} {9291#(= 1 ~waterLevel~0)} #413#return; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,476 INFO L263 TraceCheckUtils]: 21: Hoare triple {9291#(= 1 ~waterLevel~0)} call runTest(); {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,477 INFO L263 TraceCheckUtils]: 22: Hoare triple {9291#(= 1 ~waterLevel~0)} call test(); {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,477 INFO L280 TraceCheckUtils]: 23: Hoare triple {9291#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,478 INFO L280 TraceCheckUtils]: 24: Hoare triple {9291#(= 1 ~waterLevel~0)} assume !false; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,479 INFO L280 TraceCheckUtils]: 25: Hoare triple {9291#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,479 INFO L280 TraceCheckUtils]: 26: Hoare triple {9291#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,480 INFO L280 TraceCheckUtils]: 27: Hoare triple {9291#(= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {9291#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,480 INFO L263 TraceCheckUtils]: 28: Hoare triple {9291#(= 1 ~waterLevel~0)} call waterRise(); {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,481 INFO L280 TraceCheckUtils]: 29: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:14,482 INFO L280 TraceCheckUtils]: 30: Hoare triple {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:14,483 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9291#(= 1 ~waterLevel~0)} #459#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,483 INFO L280 TraceCheckUtils]: 32: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,484 INFO L280 TraceCheckUtils]: 33: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,484 INFO L280 TraceCheckUtils]: 34: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,485 INFO L280 TraceCheckUtils]: 35: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp___1~0 := #t~nondet67;havoc #t~nondet67; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,485 INFO L280 TraceCheckUtils]: 36: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,486 INFO L263 TraceCheckUtils]: 37: Hoare triple {9304#(<= 2 ~waterLevel~0)} call stopSystem(); {9335#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:30:14,486 INFO L280 TraceCheckUtils]: 38: Hoare triple {9335#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9286#true} is VALID [2020-07-17 21:30:14,487 INFO L280 TraceCheckUtils]: 39: Hoare triple {9286#true} ~systemActive~0 := 0; {9286#true} is VALID [2020-07-17 21:30:14,487 INFO L280 TraceCheckUtils]: 40: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,487 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9286#true} {9304#(<= 2 ~waterLevel~0)} #463#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,488 INFO L263 TraceCheckUtils]: 42: Hoare triple {9304#(<= 2 ~waterLevel~0)} call timeShift(); {9336#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} is VALID [2020-07-17 21:30:14,489 INFO L280 TraceCheckUtils]: 43: Hoare triple {9336#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,489 INFO L280 TraceCheckUtils]: 44: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,489 INFO L263 TraceCheckUtils]: 45: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9286#true} is VALID [2020-07-17 21:30:14,490 INFO L280 TraceCheckUtils]: 46: Hoare triple {9286#true} havoc ~tmp~7;havoc ~tmp___0~2; {9286#true} is VALID [2020-07-17 21:30:14,490 INFO L263 TraceCheckUtils]: 47: Hoare triple {9286#true} call #t~ret70 := getWaterLevel(); {9286#true} is VALID [2020-07-17 21:30:14,490 INFO L280 TraceCheckUtils]: 48: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:14,490 INFO L280 TraceCheckUtils]: 49: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,490 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9286#true} {9286#true} #401#return; {9286#true} is VALID [2020-07-17 21:30:14,491 INFO L280 TraceCheckUtils]: 51: Hoare triple {9286#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {9286#true} is VALID [2020-07-17 21:30:14,491 INFO L280 TraceCheckUtils]: 52: Hoare triple {9286#true} assume !(0 == ~tmp~7); {9286#true} is VALID [2020-07-17 21:30:14,491 INFO L280 TraceCheckUtils]: 53: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,492 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9286#true} {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} #473#return; {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,492 INFO L280 TraceCheckUtils]: 55: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,493 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9304#(<= 2 ~waterLevel~0)} #465#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,493 INFO L280 TraceCheckUtils]: 57: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !false; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,493 INFO L280 TraceCheckUtils]: 58: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,494 INFO L280 TraceCheckUtils]: 59: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,496 INFO L280 TraceCheckUtils]: 60: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~5; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:14,500 INFO L263 TraceCheckUtils]: 61: Hoare triple {9304#(<= 2 ~waterLevel~0)} call waterRise(); {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:14,500 INFO L280 TraceCheckUtils]: 62: Hoare triple {9333#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9349#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:14,501 INFO L280 TraceCheckUtils]: 63: Hoare triple {9349#(<= |old(~waterLevel~0)| 1)} assume true; {9349#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:14,502 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9349#(<= |old(~waterLevel~0)| 1)} {9304#(<= 2 ~waterLevel~0)} #459#return; {9287#false} is VALID [2020-07-17 21:30:14,502 INFO L280 TraceCheckUtils]: 65: Hoare triple {9287#false} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {9287#false} is VALID [2020-07-17 21:30:14,502 INFO L280 TraceCheckUtils]: 66: Hoare triple {9287#false} assume !(0 != ~tmp___0~1); {9287#false} is VALID [2020-07-17 21:30:14,502 INFO L280 TraceCheckUtils]: 67: Hoare triple {9287#false} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L280 TraceCheckUtils]: 68: Hoare triple {9287#false} assume 0 != ~tmp___2~0; {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L263 TraceCheckUtils]: 69: Hoare triple {9287#false} call timeShift(); {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L280 TraceCheckUtils]: 70: Hoare triple {9287#false} assume !(0 != ~pumpRunning~0); {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L280 TraceCheckUtils]: 71: Hoare triple {9287#false} assume !(0 != ~systemActive~0); {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L263 TraceCheckUtils]: 72: Hoare triple {9287#false} call __utac_acc__Specification4_spec__1(); {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L280 TraceCheckUtils]: 73: Hoare triple {9287#false} havoc ~tmp~7;havoc ~tmp___0~2; {9287#false} is VALID [2020-07-17 21:30:14,503 INFO L263 TraceCheckUtils]: 74: Hoare triple {9287#false} call #t~ret70 := getWaterLevel(); {9286#true} is VALID [2020-07-17 21:30:14,504 INFO L280 TraceCheckUtils]: 75: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:14,504 INFO L280 TraceCheckUtils]: 76: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,504 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {9286#true} {9287#false} #401#return; {9287#false} is VALID [2020-07-17 21:30:14,504 INFO L280 TraceCheckUtils]: 78: Hoare triple {9287#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {9287#false} is VALID [2020-07-17 21:30:14,504 INFO L280 TraceCheckUtils]: 79: Hoare triple {9287#false} assume 0 == ~tmp~7; {9287#false} is VALID [2020-07-17 21:30:14,504 INFO L263 TraceCheckUtils]: 80: Hoare triple {9287#false} call #t~ret71 := isPumpRunning(); {9286#true} is VALID [2020-07-17 21:30:14,504 INFO L280 TraceCheckUtils]: 81: Hoare triple {9286#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {9286#true} is VALID [2020-07-17 21:30:14,505 INFO L280 TraceCheckUtils]: 82: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:14,505 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {9286#true} {9287#false} #403#return; {9287#false} is VALID [2020-07-17 21:30:14,505 INFO L280 TraceCheckUtils]: 84: Hoare triple {9287#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {9287#false} is VALID [2020-07-17 21:30:14,505 INFO L280 TraceCheckUtils]: 85: Hoare triple {9287#false} assume 0 != ~tmp___0~2; {9287#false} is VALID [2020-07-17 21:30:14,505 INFO L263 TraceCheckUtils]: 86: Hoare triple {9287#false} call __automaton_fail(); {9287#false} is VALID [2020-07-17 21:30:14,505 INFO L280 TraceCheckUtils]: 87: Hoare triple {9287#false} assume !false; {9287#false} is VALID [2020-07-17 21:30:14,514 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 21:30:14,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144046927] [2020-07-17 21:30:14,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417378185] [2020-07-17 21:30:14,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 21:30:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,720 INFO L264 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-17 21:30:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:14,760 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 21:30:15,034 INFO L263 TraceCheckUtils]: 0: Hoare triple {9286#true} call ULTIMATE.init(); {9286#true} is VALID [2020-07-17 21:30:15,040 INFO L280 TraceCheckUtils]: 1: Hoare triple {9286#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,041 INFO L280 TraceCheckUtils]: 2: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume true; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,041 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9356#(<= 1 ~waterLevel~0)} {9286#true} #489#return; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,042 INFO L263 TraceCheckUtils]: 4: Hoare triple {9356#(<= 1 ~waterLevel~0)} call #t~ret72 := main(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,043 INFO L280 TraceCheckUtils]: 5: Hoare triple {9356#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,044 INFO L263 TraceCheckUtils]: 6: Hoare triple {9356#(<= 1 ~waterLevel~0)} call select_helpers(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,045 INFO L280 TraceCheckUtils]: 7: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume true; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,047 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9356#(<= 1 ~waterLevel~0)} {9356#(<= 1 ~waterLevel~0)} #407#return; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,048 INFO L263 TraceCheckUtils]: 9: Hoare triple {9356#(<= 1 ~waterLevel~0)} call select_features(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,049 INFO L280 TraceCheckUtils]: 10: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume true; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,049 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9356#(<= 1 ~waterLevel~0)} {9356#(<= 1 ~waterLevel~0)} #409#return; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,050 INFO L263 TraceCheckUtils]: 12: Hoare triple {9356#(<= 1 ~waterLevel~0)} call #t~ret68 := valid_product(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,050 INFO L280 TraceCheckUtils]: 13: Hoare triple {9356#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,050 INFO L280 TraceCheckUtils]: 14: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume true; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,051 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9356#(<= 1 ~waterLevel~0)} {9356#(<= 1 ~waterLevel~0)} #411#return; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,051 INFO L280 TraceCheckUtils]: 16: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,052 INFO L280 TraceCheckUtils]: 17: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,052 INFO L263 TraceCheckUtils]: 18: Hoare triple {9356#(<= 1 ~waterLevel~0)} call setup(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,053 INFO L280 TraceCheckUtils]: 19: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume true; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,053 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9356#(<= 1 ~waterLevel~0)} {9356#(<= 1 ~waterLevel~0)} #413#return; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,054 INFO L263 TraceCheckUtils]: 21: Hoare triple {9356#(<= 1 ~waterLevel~0)} call runTest(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,055 INFO L263 TraceCheckUtils]: 22: Hoare triple {9356#(<= 1 ~waterLevel~0)} call test(); {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,055 INFO L280 TraceCheckUtils]: 23: Hoare triple {9356#(<= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,055 INFO L280 TraceCheckUtils]: 24: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume !false; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,056 INFO L280 TraceCheckUtils]: 25: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,056 INFO L280 TraceCheckUtils]: 26: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,057 INFO L280 TraceCheckUtils]: 27: Hoare triple {9356#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {9356#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,057 INFO L263 TraceCheckUtils]: 28: Hoare triple {9356#(<= 1 ~waterLevel~0)} call waterRise(); {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,058 INFO L280 TraceCheckUtils]: 29: Hoare triple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:15,059 INFO L280 TraceCheckUtils]: 30: Hoare triple {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:15,060 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9334#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9356#(<= 1 ~waterLevel~0)} #459#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,060 INFO L280 TraceCheckUtils]: 32: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,060 INFO L280 TraceCheckUtils]: 33: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,061 INFO L280 TraceCheckUtils]: 34: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,061 INFO L280 TraceCheckUtils]: 35: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp___1~0 := #t~nondet67;havoc #t~nondet67; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,062 INFO L280 TraceCheckUtils]: 36: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,062 INFO L263 TraceCheckUtils]: 37: Hoare triple {9304#(<= 2 ~waterLevel~0)} call stopSystem(); {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,063 INFO L280 TraceCheckUtils]: 38: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,063 INFO L280 TraceCheckUtils]: 39: Hoare triple {9304#(<= 2 ~waterLevel~0)} ~systemActive~0 := 0; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,063 INFO L280 TraceCheckUtils]: 40: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume true; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,064 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9304#(<= 2 ~waterLevel~0)} {9304#(<= 2 ~waterLevel~0)} #463#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,065 INFO L263 TraceCheckUtils]: 42: Hoare triple {9304#(<= 2 ~waterLevel~0)} call timeShift(); {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,066 INFO L280 TraceCheckUtils]: 43: Hoare triple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,066 INFO L280 TraceCheckUtils]: 44: Hoare triple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~systemActive~0); {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,066 INFO L263 TraceCheckUtils]: 45: Hoare triple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} call __utac_acc__Specification4_spec__1(); {9286#true} is VALID [2020-07-17 21:30:15,067 INFO L280 TraceCheckUtils]: 46: Hoare triple {9286#true} havoc ~tmp~7;havoc ~tmp___0~2; {9286#true} is VALID [2020-07-17 21:30:15,067 INFO L263 TraceCheckUtils]: 47: Hoare triple {9286#true} call #t~ret70 := getWaterLevel(); {9286#true} is VALID [2020-07-17 21:30:15,067 INFO L280 TraceCheckUtils]: 48: Hoare triple {9286#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9286#true} is VALID [2020-07-17 21:30:15,067 INFO L280 TraceCheckUtils]: 49: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:15,068 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9286#true} {9286#true} #401#return; {9286#true} is VALID [2020-07-17 21:30:15,068 INFO L280 TraceCheckUtils]: 51: Hoare triple {9286#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {9286#true} is VALID [2020-07-17 21:30:15,068 INFO L280 TraceCheckUtils]: 52: Hoare triple {9286#true} assume !(0 == ~tmp~7); {9286#true} is VALID [2020-07-17 21:30:15,071 INFO L280 TraceCheckUtils]: 53: Hoare triple {9286#true} assume true; {9286#true} is VALID [2020-07-17 21:30:15,072 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9286#true} {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} #473#return; {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,073 INFO L280 TraceCheckUtils]: 55: Hoare triple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume true; {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,073 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} {9304#(<= 2 ~waterLevel~0)} #465#return; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,074 INFO L280 TraceCheckUtils]: 57: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume !false; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,075 INFO L280 TraceCheckUtils]: 58: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,076 INFO L280 TraceCheckUtils]: 59: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet64 && #t~nondet64 <= 2147483647;~tmp~5 := #t~nondet64;havoc #t~nondet64; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,077 INFO L280 TraceCheckUtils]: 60: Hoare triple {9304#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~5; {9304#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:15,078 INFO L263 TraceCheckUtils]: 61: Hoare triple {9304#(<= 2 ~waterLevel~0)} call waterRise(); {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:15,079 INFO L280 TraceCheckUtils]: 62: Hoare triple {9438#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9349#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:15,079 INFO L280 TraceCheckUtils]: 63: Hoare triple {9349#(<= |old(~waterLevel~0)| 1)} assume true; {9349#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:15,080 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9349#(<= |old(~waterLevel~0)| 1)} {9304#(<= 2 ~waterLevel~0)} #459#return; {9287#false} is VALID [2020-07-17 21:30:15,080 INFO L280 TraceCheckUtils]: 65: Hoare triple {9287#false} assume -2147483648 <= #t~nondet65 && #t~nondet65 <= 2147483647;~tmp___0~1 := #t~nondet65;havoc #t~nondet65; {9287#false} is VALID [2020-07-17 21:30:15,080 INFO L280 TraceCheckUtils]: 66: Hoare triple {9287#false} assume !(0 != ~tmp___0~1); {9287#false} is VALID [2020-07-17 21:30:15,081 INFO L280 TraceCheckUtils]: 67: Hoare triple {9287#false} assume -2147483648 <= #t~nondet66 && #t~nondet66 <= 2147483647;~tmp___2~0 := #t~nondet66;havoc #t~nondet66; {9287#false} is VALID [2020-07-17 21:30:15,081 INFO L280 TraceCheckUtils]: 68: Hoare triple {9287#false} assume 0 != ~tmp___2~0; {9287#false} is VALID [2020-07-17 21:30:15,081 INFO L263 TraceCheckUtils]: 69: Hoare triple {9287#false} call timeShift(); {9287#false} is VALID [2020-07-17 21:30:15,081 INFO L280 TraceCheckUtils]: 70: Hoare triple {9287#false} assume !(0 != ~pumpRunning~0); {9287#false} is VALID [2020-07-17 21:30:15,081 INFO L280 TraceCheckUtils]: 71: Hoare triple {9287#false} assume !(0 != ~systemActive~0); {9287#false} is VALID [2020-07-17 21:30:15,081 INFO L263 TraceCheckUtils]: 72: Hoare triple {9287#false} call __utac_acc__Specification4_spec__1(); {9287#false} is VALID [2020-07-17 21:30:15,082 INFO L280 TraceCheckUtils]: 73: Hoare triple {9287#false} havoc ~tmp~7;havoc ~tmp___0~2; {9287#false} is VALID [2020-07-17 21:30:15,082 INFO L263 TraceCheckUtils]: 74: Hoare triple {9287#false} call #t~ret70 := getWaterLevel(); {9287#false} is VALID [2020-07-17 21:30:15,082 INFO L280 TraceCheckUtils]: 75: Hoare triple {9287#false} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {9287#false} is VALID [2020-07-17 21:30:15,082 INFO L280 TraceCheckUtils]: 76: Hoare triple {9287#false} assume true; {9287#false} is VALID [2020-07-17 21:30:15,082 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {9287#false} {9287#false} #401#return; {9287#false} is VALID [2020-07-17 21:30:15,083 INFO L280 TraceCheckUtils]: 78: Hoare triple {9287#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {9287#false} is VALID [2020-07-17 21:30:15,083 INFO L280 TraceCheckUtils]: 79: Hoare triple {9287#false} assume 0 == ~tmp~7; {9287#false} is VALID [2020-07-17 21:30:15,083 INFO L263 TraceCheckUtils]: 80: Hoare triple {9287#false} call #t~ret71 := isPumpRunning(); {9287#false} is VALID [2020-07-17 21:30:15,088 INFO L280 TraceCheckUtils]: 81: Hoare triple {9287#false} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {9287#false} is VALID [2020-07-17 21:30:15,089 INFO L280 TraceCheckUtils]: 82: Hoare triple {9287#false} assume true; {9287#false} is VALID [2020-07-17 21:30:15,089 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {9287#false} {9287#false} #403#return; {9287#false} is VALID [2020-07-17 21:30:15,089 INFO L280 TraceCheckUtils]: 84: Hoare triple {9287#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {9287#false} is VALID [2020-07-17 21:30:15,089 INFO L280 TraceCheckUtils]: 85: Hoare triple {9287#false} assume 0 != ~tmp___0~2; {9287#false} is VALID [2020-07-17 21:30:15,089 INFO L263 TraceCheckUtils]: 86: Hoare triple {9287#false} call __automaton_fail(); {9287#false} is VALID [2020-07-17 21:30:15,090 INFO L280 TraceCheckUtils]: 87: Hoare triple {9287#false} assume !false; {9287#false} is VALID [2020-07-17 21:30:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 21:30:15,100 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 21:30:15,100 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-17 21:30:15,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394612424] [2020-07-17 21:30:15,101 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-17 21:30:15,104 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:30:15,104 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 21:30:15,296 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:15,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 21:30:15,296 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:30:15,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 21:30:15,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:30:15,297 INFO L87 Difference]: Start difference. First operand 390 states and 449 transitions. Second operand 12 states. [2020-07-17 21:30:16,485 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-17 21:30:19,363 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:30:28,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:28,003 INFO L93 Difference]: Finished difference Result 522 states and 614 transitions. [2020-07-17 21:30:28,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:30:28,003 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-17 21:30:28,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:30:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:30:28,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 254 transitions. [2020-07-17 21:30:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:30:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 254 transitions. [2020-07-17 21:30:28,013 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 254 transitions. [2020-07-17 21:30:28,811 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 254 edges. 254 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:28,811 INFO L225 Difference]: With dead ends: 522 [2020-07-17 21:30:28,812 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 21:30:28,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-17 21:30:28,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 21:30:28,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 21:30:28,815 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:30:28,815 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:28,815 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:28,816 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:28,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:28,816 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 21:30:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:30:28,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:28,816 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:28,817 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:28,817 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:28,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:28,817 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 21:30:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:30:28,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:28,817 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:28,818 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:30:28,818 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:30:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 21:30:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 21:30:28,818 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2020-07-17 21:30:28,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:30:28,818 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 21:30:28,819 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 21:30:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:30:28,819 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:29,028 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-17 21:30:29,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 21:30:29,162 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 219 [2020-07-17 21:30:29,281 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 219 [2020-07-17 21:30:30,164 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 112 [2020-07-17 21:30:32,972 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-07-17 21:30:33,612 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 21:30:34,006 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:34,404 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-17 21:30:34,596 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-17 21:30:35,003 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-17 21:30:35,116 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-17 21:30:35,526 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:30:36,228 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-07-17 21:30:36,442 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:30:37,234 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-17 21:30:37,638 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:30:38,035 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:38,715 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-17 21:30:38,933 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:30:39,647 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-17 21:30:40,041 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:40,536 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:40,915 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:41,365 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:42,096 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 21:30:42,289 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-17 21:30:42,842 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-17 21:30:42,897 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-17 21:30:42,897 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-17 21:30:42,897 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-17 21:30:42,897 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-17 21:30:42,898 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-17 21:30:42,899 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-17 21:30:42,899 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-17 21:30:42,899 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-17 21:30:42,899 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-17 21:30:42,899 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-17 21:30:42,899 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 870 876) the Hoare annotation is: true [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 870 876) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 877 885) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 877 885) the Hoare annotation is: true [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 877 885) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L264 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point L897-1(line 897) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point L895(lines 895 908) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 887 911) the Hoare annotation is: true [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point L895-1(lines 887 911) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L271 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: true [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-07-17 21:30:42,900 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 887 911) no Hoare annotation was computed. [2020-07-17 21:30:42,901 INFO L264 CegarLoopResult]: At program point L901(line 901) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-17 21:30:42,901 INFO L268 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2020-07-17 21:30:42,901 INFO L264 CegarLoopResult]: At program point L834-1(line 834) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:42,901 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 828 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:42,901 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 828 850) no Hoare annotation was computed. [2020-07-17 21:30:42,901 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 828 850) no Hoare annotation was computed. [2020-07-17 21:30:42,901 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:30:42,902 INFO L264 CegarLoopResult]: At program point L840-1(line 840) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:30:42,902 INFO L268 CegarLoopResult]: For program point L838(lines 838 845) no Hoare annotation was computed. [2020-07-17 21:30:42,902 INFO L268 CegarLoopResult]: For program point L838-1(lines 838 845) no Hoare annotation was computed. [2020-07-17 21:30:42,902 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-17 21:30:42,902 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:42,902 INFO L264 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:42,902 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-07-17 21:30:42,902 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 784 807) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 784 807) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 784 807) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-07-17 21:30:42,903 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 660 674) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 660 674) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 660 674) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 596 604) no Hoare annotation was computed. [2020-07-17 21:30:42,904 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 596 604) the Hoare annotation is: true [2020-07-17 21:30:42,904 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 596 604) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 641 659) the Hoare annotation is: true [2020-07-17 21:30:42,905 INFO L271 CegarLoopResult]: At program point L648(line 648) the Hoare annotation is: true [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L650-2(lines 650 654) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L648-1(line 648) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 641 659) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 641 659) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L635-1(line 635) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L624(lines 624 632) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 605 640) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L624-2(lines 624 632) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 605 640) no Hoare annotation was computed. [2020-07-17 21:30:42,905 INFO L268 CegarLoopResult]: For program point L612(lines 612 620) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 605 640) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 620) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 863 869) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 863 869) the Hoare annotation is: true [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-17 21:30:42,906 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 815 824) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 815 824) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 815 824) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 585 595) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 585 595) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 585 595) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 577 584) the Hoare annotation is: true [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 577 584) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 577 584) no Hoare annotation was computed. [2020-07-17 21:30:42,907 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 544 568) no Hoare annotation was computed. [2020-07-17 21:30:42,908 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 544 568) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:42,908 INFO L264 CegarLoopResult]: At program point L563(line 563) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:42,908 INFO L268 CegarLoopResult]: For program point L563-1(lines 544 568) no Hoare annotation was computed. [2020-07-17 21:30:42,908 INFO L264 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:42,908 INFO L264 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:42,908 INFO L268 CegarLoopResult]: For program point L552(lines 552 560) no Hoare annotation was computed. [2020-07-17 21:30:42,909 INFO L264 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:42,909 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-07-17 21:30:42,909 INFO L268 CegarLoopResult]: For program point L548(lines 548 565) no Hoare annotation was computed. [2020-07-17 21:30:42,909 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 536 542) no Hoare annotation was computed. [2020-07-17 21:30:42,909 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 536 542) the Hoare annotation is: true [2020-07-17 21:30:42,909 INFO L268 CegarLoopResult]: For program point L706-1(lines 706 712) no Hoare annotation was computed. [2020-07-17 21:30:42,909 INFO L264 CegarLoopResult]: At program point testENTRY(lines 686 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:42,910 INFO L268 CegarLoopResult]: For program point L698(lines 698 702) no Hoare annotation was computed. [2020-07-17 21:30:42,910 INFO L268 CegarLoopResult]: For program point testFINAL(lines 686 751) no Hoare annotation was computed. [2020-07-17 21:30:42,910 INFO L264 CegarLoopResult]: At program point L744(lines 695 745) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:30:42,910 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2020-07-17 21:30:42,910 INFO L268 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-07-17 21:30:42,910 INFO L264 CegarLoopResult]: At program point L732-1(lines 726 739) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:42,910 INFO L268 CegarLoopResult]: For program point L697(lines 696 743) no Hoare annotation was computed. [2020-07-17 21:30:42,911 INFO L268 CegarLoopResult]: For program point L726(lines 726 739) no Hoare annotation was computed. [2020-07-17 21:30:42,911 INFO L264 CegarLoopResult]: At program point L718(line 718) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:42,911 INFO L268 CegarLoopResult]: For program point L716(lines 716 722) no Hoare annotation was computed. [2020-07-17 21:30:42,911 INFO L268 CegarLoopResult]: For program point L716-1(lines 716 722) no Hoare annotation was computed. [2020-07-17 21:30:42,911 INFO L264 CegarLoopResult]: At program point L741(lines 696 743) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:42,911 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2020-07-17 21:30:42,911 INFO L268 CegarLoopResult]: For program point testEXIT(lines 686 751) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point L706(lines 706 712) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-17 21:30:42,912 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point L468(lines 468 476) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-17 21:30:42,913 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-17 21:30:42,914 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 853 862) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 853 862) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 853 862) no Hoare annotation was computed. [2020-07-17 21:30:42,915 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,916 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~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~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-17 21:30:42,916 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,916 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 569 576) no Hoare annotation was computed. [2020-07-17 21:30:42,916 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 569 576) no Hoare annotation was computed. [2020-07-17 21:30:42,916 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 569 576) no Hoare annotation was computed. [2020-07-17 21:30:42,916 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 483 491) the Hoare annotation is: true [2020-07-17 21:30:42,916 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2020-07-17 21:30:42,916 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 451 459) no Hoare annotation was computed. [2020-07-17 21:30:42,917 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2020-07-17 21:30:42,918 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2020-07-17 21:30:42,918 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 512 535) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-17 21:30:42,918 INFO L264 CegarLoopResult]: At program point L525(line 525) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-17 21:30:42,918 INFO L264 CegarLoopResult]: At program point L523(lines 523 529) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:30:42,918 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 512 535) no Hoare annotation was computed. [2020-07-17 21:30:42,918 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 512 535) no Hoare annotation was computed. [2020-07-17 21:30:42,918 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-17 21:30:42,919 INFO L268 CegarLoopResult]: For program point L516(lines 515 534) no Hoare annotation was computed. [2020-07-17 21:30:42,919 INFO L268 CegarLoopResult]: For program point L768(lines 768 772) no Hoare annotation was computed. [2020-07-17 21:30:42,919 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 754 783) no Hoare annotation was computed. [2020-07-17 21:30:42,919 INFO L271 CegarLoopResult]: At program point L768-1(lines 768 772) the Hoare annotation is: true [2020-07-17 21:30:42,919 INFO L268 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2020-07-17 21:30:42,919 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 754 783) the Hoare annotation is: true [2020-07-17 21:30:42,919 INFO L271 CegarLoopResult]: At program point L764-2(lines 764 778) the Hoare annotation is: true [2020-07-17 21:30:42,919 INFO L271 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: true [2020-07-17 21:30:42,919 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-07-17 21:30:42,920 INFO L271 CegarLoopResult]: At program point L779(lines 754 783) the Hoare annotation is: true [2020-07-17 21:30:42,920 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-07-17 21:30:42,920 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2020-07-17 21:30:42,920 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2020-07-17 21:30:42,920 INFO L268 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-07-17 21:30:42,920 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 808 814) no Hoare annotation was computed. [2020-07-17 21:30:42,920 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 808 814) the Hoare annotation is: true [2020-07-17 21:30:42,920 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,921 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-17 21:30:42,921 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 21:30:42,921 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:30:42,921 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2020-07-17 21:30:42,921 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-07-17 21:30:42,921 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:30:42,921 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 676 683) no Hoare annotation was computed. [2020-07-17 21:30:42,922 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 680) no Hoare annotation was computed. [2020-07-17 21:30:42,922 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 676 683) the Hoare annotation is: true [2020-07-17 21:30:42,922 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 676 683) no Hoare annotation was computed. [2020-07-17 21:30:42,926 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:30:42,927 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:30:42,927 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:30:42,927 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:30:42,933 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:30:42,933 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:30:42,934 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:30:42,943 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:30:42,944 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:30:42,944 WARN L170 areAnnotationChecker]: L548 has no Hoare annotation [2020-07-17 21:30:42,944 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:30:42,945 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:30:42,945 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:30:42,945 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:30:42,945 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:30:42,945 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: L443-1 has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: L443-1 has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:30:42,946 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:30:42,947 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-17 21:30:42,947 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-17 21:30:42,947 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: L431-1 has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: L431-1 has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:30:42,952 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L893-1 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-17 21:30:42,953 WARN L170 areAnnotationChecker]: L789 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L648-1 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-17 21:30:42,954 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: L590 has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: L590 has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: L548 has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: L548 has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:30:42,955 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:30:42,956 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:30:42,956 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:30:42,956 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:30:42,956 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:30:42,956 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:30:42,956 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L443-1 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L516 has no Hoare annotation [2020-07-17 21:30:42,957 WARN L170 areAnnotationChecker]: L760-1 has no Hoare annotation [2020-07-17 21:30:42,958 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-17 21:30:42,959 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:30:42,959 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:30:42,959 WARN L170 areAnnotationChecker]: L431-1 has no Hoare annotation [2020-07-17 21:30:42,959 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:30:42,959 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L893-1 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L790 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L790 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L648-1 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L612-2 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-17 21:30:42,960 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L590-1 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L550-1 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L563-1 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L563-1 has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:30:42,961 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: L468-2 has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:30:42,962 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:30:42,963 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:30:42,963 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:30:42,963 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:30:42,964 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:30:42,964 WARN L170 areAnnotationChecker]: L760-1 has no Hoare annotation [2020-07-17 21:30:42,964 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:30:42,964 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:30:42,964 WARN L170 areAnnotationChecker]: L838-1 has no Hoare annotation [2020-07-17 21:30:42,969 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:30:42,969 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-17 21:30:42,970 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L897-1 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:30:42,971 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: L838-1 has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: L550-1 has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:30:42,972 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L716-1 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L795 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L706-1 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: L895-1 has no Hoare annotation [2020-07-17 21:30:42,973 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L897-1 has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L792 has no Hoare annotation [2020-07-17 21:30:42,974 WARN L170 areAnnotationChecker]: L792 has no Hoare annotation [2020-07-17 21:30:42,975 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-17 21:30:42,975 WARN L170 areAnnotationChecker]: L899 has no Hoare annotation [2020-07-17 21:30:42,975 WARN L170 areAnnotationChecker]: L650-2 has no Hoare annotation [2020-07-17 21:30:42,975 WARN L170 areAnnotationChecker]: L624-2 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L552 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L552 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-17 21:30:42,976 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: L796 has no Hoare annotation [2020-07-17 21:30:42,977 WARN L170 areAnnotationChecker]: L796 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: __utac_acc__Specification4_spec__1EXIT has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L793 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L793 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L895-1 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:30:42,978 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:30:42,979 WARN L170 areAnnotationChecker]: L563-1 has no Hoare annotation [2020-07-17 21:30:42,979 WARN L170 areAnnotationChecker]: L563-1 has no Hoare annotation [2020-07-17 21:30:42,979 WARN L170 areAnnotationChecker]: L706-1 has no Hoare annotation [2020-07-17 21:30:42,979 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-17 21:30:42,979 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L635-1 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:30:42,980 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:30:42,981 WARN L170 areAnnotationChecker]: L716-1 has no Hoare annotation [2020-07-17 21:30:42,981 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-17 21:30:42,981 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-17 21:30:42,981 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:30:42,982 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-17 21:30:42,982 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-17 21:30:42,982 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-17 21:30:42,982 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:30:42,982 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:30:42,982 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:30:42,983 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-17 21:30:42,983 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-17 21:30:42,983 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:30:42,983 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:42,984 INFO L163 areAnnotationChecker]: CFG has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:30:42,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:30:42 BoogieIcfgContainer [2020-07-17 21:30:43,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:30:43,002 INFO L168 Benchmark]: Toolchain (without parser) took 111298.94 ms. Allocated memory was 146.3 MB in the beginning and 854.1 MB in the end (delta: 707.8 MB). Free memory was 103.2 MB in the beginning and 273.1 MB in the end (delta: -169.9 MB). Peak memory consumption was 537.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:43,003 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:30:43,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.55 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.8 MB in the beginning and 172.2 MB in the end (delta: -69.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:43,004 INFO L168 Benchmark]: Boogie Preprocessor took 102.24 ms. Allocated memory is still 203.9 MB. Free memory was 172.2 MB in the beginning and 166.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:43,005 INFO L168 Benchmark]: RCFGBuilder took 1745.65 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 166.7 MB in the beginning and 95.4 MB in the end (delta: 71.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:43,006 INFO L168 Benchmark]: TraceAbstraction took 108664.79 ms. Allocated memory was 235.9 MB in the beginning and 854.1 MB in the end (delta: 618.1 MB). Free memory was 95.4 MB in the beginning and 273.1 MB in the end (delta: -177.7 MB). Peak memory consumption was 440.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:43,009 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 779.55 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.8 MB in the beginning and 172.2 MB in the end (delta: -69.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.24 ms. Allocated memory is still 203.9 MB. Free memory was 172.2 MB in the beginning and 166.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1745.65 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 166.7 MB in the beginning and 95.4 MB in the end (delta: 71.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 108664.79 ms. Allocated memory was 235.9 MB in the beginning and 854.1 MB in the end (delta: 618.1 MB). Free memory was 95.4 MB in the beginning and 273.1 MB in the end (delta: -177.7 MB). Peak memory consumption was 440.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 680]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.6s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 74.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 568 SDtfs, 1158 SDslu, 575 SDs, 0 SdLazy, 2853 SolverSat, 730 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=582occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 14.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 229 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 618 PreInvPairs, 669 NumberOfFragments, 1010 HoareAnnotationTreeSize, 618 FomulaSimplifications, 69389 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 18970 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 122425 SizeOfPredicates, 3 NumberOfNonLiveVariables, 751 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 37/46 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...