/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:45,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:45,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:45,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:45,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:45,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:45,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:45,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:45,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:45,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:45,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:45,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:45,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:45,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:45,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:45,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:45,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:45,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:45,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:45,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:45,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:45,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:45,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:45,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:45,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:45,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:45,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:45,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:45,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:45,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:45,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:45,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:45,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:45,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:45,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:45,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:45,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:45,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:45,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:45,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:45,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:45,420 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 21:21:45,445 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:45,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:45,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:45,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:45,447 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:45,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:45,448 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:45,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:45,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:45,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:45,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:45,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:45,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:45,450 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:45,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:45,451 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:45,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:45,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:45,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:45,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:45,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:45,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:45,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:45,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:45,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:45,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:45,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:45,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:45,453 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:45,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:45,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:45,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:45,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:45,776 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:45,776 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:45,777 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product22.cil.c [2020-07-17 21:21:45,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75024c899/de753c7c381b479f9358727d7a214cda/FLAG7f7acf923 [2020-07-17 21:21:46,400 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:46,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product22.cil.c [2020-07-17 21:21:46,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75024c899/de753c7c381b479f9358727d7a214cda/FLAG7f7acf923 [2020-07-17 21:21:46,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75024c899/de753c7c381b479f9358727d7a214cda [2020-07-17 21:21:46,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:46,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:46,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:46,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:46,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:46,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:46" (1/1) ... [2020-07-17 21:21:46,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79dba3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:46, skipping insertion in model container [2020-07-17 21:21:46,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:46" (1/1) ... [2020-07-17 21:21:46,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:46,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:47,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:47,247 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:47,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:47,365 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:47,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47 WrapperNode [2020-07-17 21:21:47,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:47,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:47,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:47,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:47,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (1/1) ... [2020-07-17 21:21:47,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:47,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:47,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:47,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:47,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (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 21:21:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:21:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:21:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:21:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:47,575 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:47,576 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:47,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:47,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:47,577 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:47,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:21:47,577 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:21:47,577 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:21:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:21:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:21:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:21:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:21:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:49,303 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:49,304 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:49,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:49 BoogieIcfgContainer [2020-07-17 21:21:49,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:49,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:49,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:49,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:49,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:46" (1/3) ... [2020-07-17 21:21:49,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46eb8bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:49, skipping insertion in model container [2020-07-17 21:21:49,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:47" (2/3) ... [2020-07-17 21:21:49,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46eb8bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:49, skipping insertion in model container [2020-07-17 21:21:49,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:49" (3/3) ... [2020-07-17 21:21:49,318 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product22.cil.c [2020-07-17 21:21:49,329 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:49,338 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:49,352 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:49,381 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:49,381 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:49,381 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:49,381 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:49,382 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:49,382 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:49,382 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:49,382 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:49,407 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-07-17 21:21:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:49,420 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:49,422 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:49,422 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:49,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:49,430 INFO L82 PathProgramCache]: Analyzing trace with hash 578570237, now seen corresponding path program 1 times [2020-07-17 21:21:49,441 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:49,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549568474] [2020-07-17 21:21:49,442 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,124 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,224 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {175#true} is VALID [2020-07-17 21:21:50,225 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,225 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #516#return; {175#true} is VALID [2020-07-17 21:21:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,231 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,231 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #420#return; {175#true} is VALID [2020-07-17 21:21:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,235 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,235 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #422#return; {175#true} is VALID [2020-07-17 21:21:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,241 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {175#true} is VALID [2020-07-17 21:21:50,241 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,241 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-17 21:21:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,245 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,246 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-17 21:21:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,250 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {175#true} is VALID [2020-07-17 21:21:50,250 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,251 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #508#return; {176#false} is VALID [2020-07-17 21:21:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,255 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {175#true} is VALID [2020-07-17 21:21:50,256 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,256 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #510#return; {176#false} is VALID [2020-07-17 21:21:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:50,260 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-17 21:21:50,261 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,261 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #512#return; {176#false} is VALID [2020-07-17 21:21:50,267 INFO L263 TraceCheckUtils]: 0: Hoare triple {175#true} call ULTIMATE.init(); {198#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:21:50,268 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {175#true} is VALID [2020-07-17 21:21:50,268 INFO L280 TraceCheckUtils]: 2: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,268 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {175#true} {175#true} #516#return; {175#true} is VALID [2020-07-17 21:21:50,269 INFO L263 TraceCheckUtils]: 4: Hoare triple {175#true} call #t~ret74 := main(); {175#true} is VALID [2020-07-17 21:21:50,269 INFO L280 TraceCheckUtils]: 5: Hoare triple {175#true} havoc ~retValue_acc~3;havoc ~tmp~0; {175#true} is VALID [2020-07-17 21:21:50,269 INFO L263 TraceCheckUtils]: 6: Hoare triple {175#true} call select_helpers(); {175#true} is VALID [2020-07-17 21:21:50,270 INFO L280 TraceCheckUtils]: 7: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,270 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {175#true} {175#true} #420#return; {175#true} is VALID [2020-07-17 21:21:50,270 INFO L263 TraceCheckUtils]: 9: Hoare triple {175#true} call select_features(); {175#true} is VALID [2020-07-17 21:21:50,271 INFO L280 TraceCheckUtils]: 10: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,271 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {175#true} {175#true} #422#return; {175#true} is VALID [2020-07-17 21:21:50,271 INFO L263 TraceCheckUtils]: 12: Hoare triple {175#true} call #t~ret10 := valid_product(); {175#true} is VALID [2020-07-17 21:21:50,272 INFO L280 TraceCheckUtils]: 13: Hoare triple {175#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {175#true} is VALID [2020-07-17 21:21:50,272 INFO L280 TraceCheckUtils]: 14: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,272 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-17 21:21:50,273 INFO L280 TraceCheckUtils]: 16: Hoare triple {175#true} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {175#true} is VALID [2020-07-17 21:21:50,273 INFO L280 TraceCheckUtils]: 17: Hoare triple {175#true} assume 0 != ~tmp~0; {175#true} is VALID [2020-07-17 21:21:50,273 INFO L263 TraceCheckUtils]: 18: Hoare triple {175#true} call setup(); {175#true} is VALID [2020-07-17 21:21:50,274 INFO L280 TraceCheckUtils]: 19: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,274 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-17 21:21:50,274 INFO L263 TraceCheckUtils]: 21: Hoare triple {175#true} call runTest(); {175#true} is VALID [2020-07-17 21:21:50,275 INFO L263 TraceCheckUtils]: 22: Hoare triple {175#true} call test(); {175#true} is VALID [2020-07-17 21:21:50,275 INFO L280 TraceCheckUtils]: 23: Hoare triple {175#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {175#true} is VALID [2020-07-17 21:21:50,276 INFO L280 TraceCheckUtils]: 24: Hoare triple {175#true} assume !true; {176#false} is VALID [2020-07-17 21:21:50,277 INFO L263 TraceCheckUtils]: 25: Hoare triple {176#false} call cleanup(); {176#false} is VALID [2020-07-17 21:21:50,277 INFO L280 TraceCheckUtils]: 26: Hoare triple {176#false} havoc ~i~0;havoc ~__cil_tmp2~0; {176#false} is VALID [2020-07-17 21:21:50,277 INFO L263 TraceCheckUtils]: 27: Hoare triple {176#false} call timeShift(); {176#false} is VALID [2020-07-17 21:21:50,278 INFO L280 TraceCheckUtils]: 28: Hoare triple {176#false} assume !(0 != ~pumpRunning~0); {176#false} is VALID [2020-07-17 21:21:50,278 INFO L280 TraceCheckUtils]: 29: Hoare triple {176#false} assume !(0 != ~systemActive~0); {176#false} is VALID [2020-07-17 21:21:50,278 INFO L263 TraceCheckUtils]: 30: Hoare triple {176#false} call __utac_acc__Specification3_spec__1(); {176#false} is VALID [2020-07-17 21:21:50,279 INFO L280 TraceCheckUtils]: 31: Hoare triple {176#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {176#false} is VALID [2020-07-17 21:21:50,279 INFO L263 TraceCheckUtils]: 32: Hoare triple {176#false} call #t~ret71 := isMethaneLevelCritical(); {175#true} is VALID [2020-07-17 21:21:50,279 INFO L280 TraceCheckUtils]: 33: Hoare triple {175#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {175#true} is VALID [2020-07-17 21:21:50,280 INFO L280 TraceCheckUtils]: 34: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,280 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {175#true} {176#false} #508#return; {176#false} is VALID [2020-07-17 21:21:50,280 INFO L280 TraceCheckUtils]: 36: Hoare triple {176#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {176#false} is VALID [2020-07-17 21:21:50,281 INFO L280 TraceCheckUtils]: 37: Hoare triple {176#false} assume !(0 != ~tmp~8); {176#false} is VALID [2020-07-17 21:21:50,281 INFO L263 TraceCheckUtils]: 38: Hoare triple {176#false} call #t~ret72 := getWaterLevel(); {175#true} is VALID [2020-07-17 21:21:50,281 INFO L280 TraceCheckUtils]: 39: Hoare triple {175#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {175#true} is VALID [2020-07-17 21:21:50,282 INFO L280 TraceCheckUtils]: 40: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,282 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {175#true} {176#false} #510#return; {176#false} is VALID [2020-07-17 21:21:50,282 INFO L280 TraceCheckUtils]: 42: Hoare triple {176#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {176#false} is VALID [2020-07-17 21:21:50,283 INFO L280 TraceCheckUtils]: 43: Hoare triple {176#false} assume 2 == ~tmp___0~2; {176#false} is VALID [2020-07-17 21:21:50,283 INFO L263 TraceCheckUtils]: 44: Hoare triple {176#false} call #t~ret73 := isPumpRunning(); {175#true} is VALID [2020-07-17 21:21:50,283 INFO L280 TraceCheckUtils]: 45: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-17 21:21:50,284 INFO L280 TraceCheckUtils]: 46: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-17 21:21:50,284 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {175#true} {176#false} #512#return; {176#false} is VALID [2020-07-17 21:21:50,284 INFO L280 TraceCheckUtils]: 48: Hoare triple {176#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {176#false} is VALID [2020-07-17 21:21:50,285 INFO L280 TraceCheckUtils]: 49: Hoare triple {176#false} assume !(0 != ~tmp___1~1); {176#false} is VALID [2020-07-17 21:21:50,285 INFO L263 TraceCheckUtils]: 50: Hoare triple {176#false} call __automaton_fail(); {176#false} is VALID [2020-07-17 21:21:50,285 INFO L280 TraceCheckUtils]: 51: Hoare triple {176#false} assume !false; {176#false} is VALID [2020-07-17 21:21:50,296 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 21:21:50,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549568474] [2020-07-17 21:21:50,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:50,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:50,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265536173] [2020-07-17 21:21:50,305 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:50,308 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:50,312 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:50,409 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:50,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:50,410 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:50,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:50,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:50,423 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2020-07-17 21:21:55,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:55,237 INFO L93 Difference]: Finished difference Result 300 states and 394 transitions. [2020-07-17 21:21:55,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:55,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:55,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:55,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 394 transitions. [2020-07-17 21:21:55,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 394 transitions. [2020-07-17 21:21:55,299 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 394 transitions. [2020-07-17 21:21:56,728 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 394 edges. 394 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:56,769 INFO L225 Difference]: With dead ends: 300 [2020-07-17 21:21:56,769 INFO L226 Difference]: Without dead ends: 162 [2020-07-17 21:21:56,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:56,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-07-17 21:21:58,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 129. [2020-07-17 21:21:58,116 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:58,117 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand 129 states. [2020-07-17 21:21:58,119 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 129 states. [2020-07-17 21:21:58,119 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 129 states. [2020-07-17 21:21:58,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:58,158 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-17 21:21:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2020-07-17 21:21:58,166 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:58,166 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:58,166 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states. Second operand 162 states. [2020-07-17 21:21:58,167 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 162 states. [2020-07-17 21:21:58,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:58,188 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-17 21:21:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2020-07-17 21:21:58,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:58,197 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:58,197 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:58,197 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-07-17 21:21:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 152 transitions. [2020-07-17 21:21:58,209 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 152 transitions. Word has length 52 [2020-07-17 21:21:58,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:58,210 INFO L479 AbstractCegarLoop]: Abstraction has 129 states and 152 transitions. [2020-07-17 21:21:58,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:21:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 152 transitions. [2020-07-17 21:21:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:21:58,213 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:58,215 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:58,221 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:21:58,222 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:58,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:58,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1188326363, now seen corresponding path program 1 times [2020-07-17 21:21:58,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:58,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081201168] [2020-07-17 21:21:58,231 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,641 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,706 INFO L280 TraceCheckUtils]: 0: Hoare triple {1153#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1129#true} is VALID [2020-07-17 21:21:58,707 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,707 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #516#return; {1129#true} is VALID [2020-07-17 21:21:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,712 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,712 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #420#return; {1129#true} is VALID [2020-07-17 21:21:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,715 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,715 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #422#return; {1129#true} is VALID [2020-07-17 21:21:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,723 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1129#true} is VALID [2020-07-17 21:21:58,723 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,723 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-17 21:21:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,731 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,732 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-17 21:21:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,737 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1129#true} is VALID [2020-07-17 21:21:58,738 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,738 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #508#return; {1130#false} is VALID [2020-07-17 21:21:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1129#true} is VALID [2020-07-17 21:21:58,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,744 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #510#return; {1130#false} is VALID [2020-07-17 21:21:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:58,751 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-17 21:21:58,751 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,752 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #512#return; {1130#false} is VALID [2020-07-17 21:21:58,756 INFO L263 TraceCheckUtils]: 0: Hoare triple {1129#true} call ULTIMATE.init(); {1153#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:21:58,756 INFO L280 TraceCheckUtils]: 1: Hoare triple {1153#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1129#true} is VALID [2020-07-17 21:21:58,756 INFO L280 TraceCheckUtils]: 2: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,757 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1129#true} {1129#true} #516#return; {1129#true} is VALID [2020-07-17 21:21:58,757 INFO L263 TraceCheckUtils]: 4: Hoare triple {1129#true} call #t~ret74 := main(); {1129#true} is VALID [2020-07-17 21:21:58,757 INFO L280 TraceCheckUtils]: 5: Hoare triple {1129#true} havoc ~retValue_acc~3;havoc ~tmp~0; {1129#true} is VALID [2020-07-17 21:21:58,757 INFO L263 TraceCheckUtils]: 6: Hoare triple {1129#true} call select_helpers(); {1129#true} is VALID [2020-07-17 21:21:58,757 INFO L280 TraceCheckUtils]: 7: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,758 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1129#true} {1129#true} #420#return; {1129#true} is VALID [2020-07-17 21:21:58,758 INFO L263 TraceCheckUtils]: 9: Hoare triple {1129#true} call select_features(); {1129#true} is VALID [2020-07-17 21:21:58,758 INFO L280 TraceCheckUtils]: 10: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,758 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1129#true} {1129#true} #422#return; {1129#true} is VALID [2020-07-17 21:21:58,758 INFO L263 TraceCheckUtils]: 12: Hoare triple {1129#true} call #t~ret10 := valid_product(); {1129#true} is VALID [2020-07-17 21:21:58,759 INFO L280 TraceCheckUtils]: 13: Hoare triple {1129#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1129#true} is VALID [2020-07-17 21:21:58,759 INFO L280 TraceCheckUtils]: 14: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,759 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-17 21:21:58,759 INFO L280 TraceCheckUtils]: 16: Hoare triple {1129#true} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {1129#true} is VALID [2020-07-17 21:21:58,760 INFO L280 TraceCheckUtils]: 17: Hoare triple {1129#true} assume 0 != ~tmp~0; {1129#true} is VALID [2020-07-17 21:21:58,760 INFO L263 TraceCheckUtils]: 18: Hoare triple {1129#true} call setup(); {1129#true} is VALID [2020-07-17 21:21:58,760 INFO L280 TraceCheckUtils]: 19: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,760 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-17 21:21:58,761 INFO L263 TraceCheckUtils]: 21: Hoare triple {1129#true} call runTest(); {1129#true} is VALID [2020-07-17 21:21:58,761 INFO L263 TraceCheckUtils]: 22: Hoare triple {1129#true} call test(); {1129#true} is VALID [2020-07-17 21:21:58,762 INFO L280 TraceCheckUtils]: 23: Hoare triple {1129#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:58,762 INFO L280 TraceCheckUtils]: 24: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !false; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:58,763 INFO L280 TraceCheckUtils]: 25: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1130#false} is VALID [2020-07-17 21:21:58,763 INFO L263 TraceCheckUtils]: 26: Hoare triple {1130#false} call cleanup(); {1130#false} is VALID [2020-07-17 21:21:58,764 INFO L280 TraceCheckUtils]: 27: Hoare triple {1130#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1130#false} is VALID [2020-07-17 21:21:58,764 INFO L263 TraceCheckUtils]: 28: Hoare triple {1130#false} call timeShift(); {1130#false} is VALID [2020-07-17 21:21:58,764 INFO L280 TraceCheckUtils]: 29: Hoare triple {1130#false} assume !(0 != ~pumpRunning~0); {1130#false} is VALID [2020-07-17 21:21:58,764 INFO L280 TraceCheckUtils]: 30: Hoare triple {1130#false} assume !(0 != ~systemActive~0); {1130#false} is VALID [2020-07-17 21:21:58,765 INFO L263 TraceCheckUtils]: 31: Hoare triple {1130#false} call __utac_acc__Specification3_spec__1(); {1130#false} is VALID [2020-07-17 21:21:58,765 INFO L280 TraceCheckUtils]: 32: Hoare triple {1130#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1130#false} is VALID [2020-07-17 21:21:58,766 INFO L263 TraceCheckUtils]: 33: Hoare triple {1130#false} call #t~ret71 := isMethaneLevelCritical(); {1129#true} is VALID [2020-07-17 21:21:58,766 INFO L280 TraceCheckUtils]: 34: Hoare triple {1129#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1129#true} is VALID [2020-07-17 21:21:58,766 INFO L280 TraceCheckUtils]: 35: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,766 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1129#true} {1130#false} #508#return; {1130#false} is VALID [2020-07-17 21:21:58,767 INFO L280 TraceCheckUtils]: 37: Hoare triple {1130#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {1130#false} is VALID [2020-07-17 21:21:58,767 INFO L280 TraceCheckUtils]: 38: Hoare triple {1130#false} assume !(0 != ~tmp~8); {1130#false} is VALID [2020-07-17 21:21:58,767 INFO L263 TraceCheckUtils]: 39: Hoare triple {1130#false} call #t~ret72 := getWaterLevel(); {1129#true} is VALID [2020-07-17 21:21:58,767 INFO L280 TraceCheckUtils]: 40: Hoare triple {1129#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1129#true} is VALID [2020-07-17 21:21:58,768 INFO L280 TraceCheckUtils]: 41: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,768 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1129#true} {1130#false} #510#return; {1130#false} is VALID [2020-07-17 21:21:58,768 INFO L280 TraceCheckUtils]: 43: Hoare triple {1130#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {1130#false} is VALID [2020-07-17 21:21:58,768 INFO L280 TraceCheckUtils]: 44: Hoare triple {1130#false} assume 2 == ~tmp___0~2; {1130#false} is VALID [2020-07-17 21:21:58,769 INFO L263 TraceCheckUtils]: 45: Hoare triple {1130#false} call #t~ret73 := isPumpRunning(); {1129#true} is VALID [2020-07-17 21:21:58,769 INFO L280 TraceCheckUtils]: 46: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-17 21:21:58,769 INFO L280 TraceCheckUtils]: 47: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-17 21:21:58,769 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1129#true} {1130#false} #512#return; {1130#false} is VALID [2020-07-17 21:21:58,770 INFO L280 TraceCheckUtils]: 49: Hoare triple {1130#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {1130#false} is VALID [2020-07-17 21:21:58,770 INFO L280 TraceCheckUtils]: 50: Hoare triple {1130#false} assume !(0 != ~tmp___1~1); {1130#false} is VALID [2020-07-17 21:21:58,770 INFO L263 TraceCheckUtils]: 51: Hoare triple {1130#false} call __automaton_fail(); {1130#false} is VALID [2020-07-17 21:21:58,771 INFO L280 TraceCheckUtils]: 52: Hoare triple {1130#false} assume !false; {1130#false} is VALID [2020-07-17 21:21:58,777 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 21:21:58,777 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081201168] [2020-07-17 21:21:58,777 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:58,778 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:21:58,778 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611585189] [2020-07-17 21:21:58,779 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:58,780 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:58,780 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:21:58,856 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:58,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:21:58,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:58,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:21:58,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:21:58,857 INFO L87 Difference]: Start difference. First operand 129 states and 152 transitions. Second operand 4 states. [2020-07-17 21:22:00,264 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:03,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:03,839 INFO L93 Difference]: Finished difference Result 229 states and 281 transitions. [2020-07-17 21:22:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:22:03,840 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:03,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 281 transitions. [2020-07-17 21:22:03,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:03,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 281 transitions. [2020-07-17 21:22:03,854 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 281 transitions. [2020-07-17 21:22:04,859 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 281 edges. 281 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:04,869 INFO L225 Difference]: With dead ends: 229 [2020-07-17 21:22:04,870 INFO L226 Difference]: Without dead ends: 146 [2020-07-17 21:22:04,872 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:22:04,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-07-17 21:22:06,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 120. [2020-07-17 21:22:06,177 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:06,177 INFO L82 GeneralOperation]: Start isEquivalent. First operand 146 states. Second operand 120 states. [2020-07-17 21:22:06,177 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 120 states. [2020-07-17 21:22:06,178 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 120 states. [2020-07-17 21:22:06,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:06,192 INFO L93 Difference]: Finished difference Result 146 states and 181 transitions. [2020-07-17 21:22:06,192 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2020-07-17 21:22:06,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:06,193 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:06,194 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 146 states. [2020-07-17 21:22:06,194 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 146 states. [2020-07-17 21:22:06,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:06,205 INFO L93 Difference]: Finished difference Result 146 states and 181 transitions. [2020-07-17 21:22:06,205 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2020-07-17 21:22:06,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:06,206 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:06,206 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:06,206 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:06,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-17 21:22:06,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2020-07-17 21:22:06,212 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 53 [2020-07-17 21:22:06,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:06,212 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2020-07-17 21:22:06,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:22:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2020-07-17 21:22:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:22:06,214 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:06,215 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:06,215 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:22:06,215 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:06,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:06,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1564710697, now seen corresponding path program 1 times [2020-07-17 21:22:06,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:06,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951124194] [2020-07-17 21:22:06,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,627 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {1977#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,746 INFO L280 TraceCheckUtils]: 1: Hoare triple {1955#(= 1 ~systemActive~0)} assume true; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,747 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1955#(= 1 ~systemActive~0)} {1950#true} #516#return; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,775 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,776 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1950#true} {1955#(= 1 ~systemActive~0)} #420#return; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,783 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1950#true} {1955#(= 1 ~systemActive~0)} #422#return; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:06,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:06,837 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1955#(= 1 ~systemActive~0)} #424#return; {1963#(= |main_#t~ret10| ~systemActive~0)} is VALID [2020-07-17 21:22:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,841 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,842 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1950#true} {1965#(not (= 0 ~systemActive~0))} #426#return; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,845 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1950#true} is VALID [2020-07-17 21:22:06,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,845 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1950#true} {1951#false} #508#return; {1951#false} is VALID [2020-07-17 21:22:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,849 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1950#true} is VALID [2020-07-17 21:22:06,849 INFO L280 TraceCheckUtils]: 1: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,849 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1950#true} {1951#false} #510#return; {1951#false} is VALID [2020-07-17 21:22:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:06,853 INFO L280 TraceCheckUtils]: 0: Hoare triple {1950#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1950#true} is VALID [2020-07-17 21:22:06,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,853 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1950#true} {1951#false} #512#return; {1951#false} is VALID [2020-07-17 21:22:06,858 INFO L263 TraceCheckUtils]: 0: Hoare triple {1950#true} call ULTIMATE.init(); {1977#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:22:06,863 INFO L280 TraceCheckUtils]: 1: Hoare triple {1977#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,863 INFO L280 TraceCheckUtils]: 2: Hoare triple {1955#(= 1 ~systemActive~0)} assume true; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,864 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1955#(= 1 ~systemActive~0)} {1950#true} #516#return; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,864 INFO L263 TraceCheckUtils]: 4: Hoare triple {1955#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,865 INFO L280 TraceCheckUtils]: 5: Hoare triple {1955#(= 1 ~systemActive~0)} havoc ~retValue_acc~3;havoc ~tmp~0; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,865 INFO L263 TraceCheckUtils]: 6: Hoare triple {1955#(= 1 ~systemActive~0)} call select_helpers(); {1950#true} is VALID [2020-07-17 21:22:06,865 INFO L280 TraceCheckUtils]: 7: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,868 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1950#true} {1955#(= 1 ~systemActive~0)} #420#return; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,869 INFO L263 TraceCheckUtils]: 9: Hoare triple {1955#(= 1 ~systemActive~0)} call select_features(); {1950#true} is VALID [2020-07-17 21:22:06,869 INFO L280 TraceCheckUtils]: 10: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,870 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1950#true} {1955#(= 1 ~systemActive~0)} #422#return; {1955#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:06,870 INFO L263 TraceCheckUtils]: 12: Hoare triple {1955#(= 1 ~systemActive~0)} call #t~ret10 := valid_product(); {1950#true} is VALID [2020-07-17 21:22:06,871 INFO L280 TraceCheckUtils]: 13: Hoare triple {1950#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:06,871 INFO L280 TraceCheckUtils]: 14: Hoare triple {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:06,872 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1978#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1955#(= 1 ~systemActive~0)} #424#return; {1963#(= |main_#t~ret10| ~systemActive~0)} is VALID [2020-07-17 21:22:06,873 INFO L280 TraceCheckUtils]: 16: Hoare triple {1963#(= |main_#t~ret10| ~systemActive~0)} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {1964#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-17 21:22:06,874 INFO L280 TraceCheckUtils]: 17: Hoare triple {1964#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,874 INFO L263 TraceCheckUtils]: 18: Hoare triple {1965#(not (= 0 ~systemActive~0))} call setup(); {1950#true} is VALID [2020-07-17 21:22:06,874 INFO L280 TraceCheckUtils]: 19: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,875 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1950#true} {1965#(not (= 0 ~systemActive~0))} #426#return; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,876 INFO L263 TraceCheckUtils]: 21: Hoare triple {1965#(not (= 0 ~systemActive~0))} call runTest(); {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,876 INFO L263 TraceCheckUtils]: 22: Hoare triple {1965#(not (= 0 ~systemActive~0))} call test(); {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,877 INFO L280 TraceCheckUtils]: 23: Hoare triple {1965#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,881 INFO L280 TraceCheckUtils]: 24: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume !false; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,882 INFO L280 TraceCheckUtils]: 25: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,882 INFO L280 TraceCheckUtils]: 26: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp~4 := #t~nondet32;havoc #t~nondet32; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,883 INFO L280 TraceCheckUtils]: 27: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,883 INFO L280 TraceCheckUtils]: 28: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___0~1 := #t~nondet33;havoc #t~nondet33; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,884 INFO L280 TraceCheckUtils]: 29: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,884 INFO L280 TraceCheckUtils]: 30: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___2~0 := #t~nondet34;havoc #t~nondet34; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,889 INFO L280 TraceCheckUtils]: 31: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp___1~0 := #t~nondet35;havoc #t~nondet35; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,890 INFO L280 TraceCheckUtils]: 32: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___1~0; {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,891 INFO L263 TraceCheckUtils]: 33: Hoare triple {1965#(not (= 0 ~systemActive~0))} call timeShift(); {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,891 INFO L280 TraceCheckUtils]: 34: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1965#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:06,892 INFO L280 TraceCheckUtils]: 35: Hoare triple {1965#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1951#false} is VALID [2020-07-17 21:22:06,893 INFO L263 TraceCheckUtils]: 36: Hoare triple {1951#false} call __utac_acc__Specification3_spec__1(); {1951#false} is VALID [2020-07-17 21:22:06,893 INFO L280 TraceCheckUtils]: 37: Hoare triple {1951#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1951#false} is VALID [2020-07-17 21:22:06,893 INFO L263 TraceCheckUtils]: 38: Hoare triple {1951#false} call #t~ret71 := isMethaneLevelCritical(); {1950#true} is VALID [2020-07-17 21:22:06,893 INFO L280 TraceCheckUtils]: 39: Hoare triple {1950#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1950#true} is VALID [2020-07-17 21:22:06,893 INFO L280 TraceCheckUtils]: 40: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,893 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1950#true} {1951#false} #508#return; {1951#false} is VALID [2020-07-17 21:22:06,894 INFO L280 TraceCheckUtils]: 42: Hoare triple {1951#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {1951#false} is VALID [2020-07-17 21:22:06,894 INFO L280 TraceCheckUtils]: 43: Hoare triple {1951#false} assume !(0 != ~tmp~8); {1951#false} is VALID [2020-07-17 21:22:06,894 INFO L263 TraceCheckUtils]: 44: Hoare triple {1951#false} call #t~ret72 := getWaterLevel(); {1950#true} is VALID [2020-07-17 21:22:06,894 INFO L280 TraceCheckUtils]: 45: Hoare triple {1950#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1950#true} is VALID [2020-07-17 21:22:06,894 INFO L280 TraceCheckUtils]: 46: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,895 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1950#true} {1951#false} #510#return; {1951#false} is VALID [2020-07-17 21:22:06,895 INFO L280 TraceCheckUtils]: 48: Hoare triple {1951#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {1951#false} is VALID [2020-07-17 21:22:06,895 INFO L280 TraceCheckUtils]: 49: Hoare triple {1951#false} assume 2 == ~tmp___0~2; {1951#false} is VALID [2020-07-17 21:22:06,895 INFO L263 TraceCheckUtils]: 50: Hoare triple {1951#false} call #t~ret73 := isPumpRunning(); {1950#true} is VALID [2020-07-17 21:22:06,895 INFO L280 TraceCheckUtils]: 51: Hoare triple {1950#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1950#true} is VALID [2020-07-17 21:22:06,896 INFO L280 TraceCheckUtils]: 52: Hoare triple {1950#true} assume true; {1950#true} is VALID [2020-07-17 21:22:06,896 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1950#true} {1951#false} #512#return; {1951#false} is VALID [2020-07-17 21:22:06,896 INFO L280 TraceCheckUtils]: 54: Hoare triple {1951#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {1951#false} is VALID [2020-07-17 21:22:06,896 INFO L280 TraceCheckUtils]: 55: Hoare triple {1951#false} assume !(0 != ~tmp___1~1); {1951#false} is VALID [2020-07-17 21:22:06,896 INFO L263 TraceCheckUtils]: 56: Hoare triple {1951#false} call __automaton_fail(); {1951#false} is VALID [2020-07-17 21:22:06,896 INFO L280 TraceCheckUtils]: 57: Hoare triple {1951#false} assume !false; {1951#false} is VALID [2020-07-17 21:22:06,905 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 21:22:06,905 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951124194] [2020-07-17 21:22:06,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:06,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:06,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16076190] [2020-07-17 21:22:06,906 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:22:06,907 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:06,907 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:06,973 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:06,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:06,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:06,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:06,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:06,974 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 8 states. [2020-07-17 21:22:07,773 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:08,675 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:22:09,090 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:09,421 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:16,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:16,601 INFO L93 Difference]: Finished difference Result 242 states and 299 transitions. [2020-07-17 21:22:16,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:22:16,602 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:22:16,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:16,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 299 transitions. [2020-07-17 21:22:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 299 transitions. [2020-07-17 21:22:16,616 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 299 transitions. [2020-07-17 21:22:17,638 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 299 edges. 299 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:17,645 INFO L225 Difference]: With dead ends: 242 [2020-07-17 21:22:17,645 INFO L226 Difference]: Without dead ends: 146 [2020-07-17 21:22:17,647 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:22:17,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-07-17 21:22:18,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 120. [2020-07-17 21:22:18,960 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:18,960 INFO L82 GeneralOperation]: Start isEquivalent. First operand 146 states. Second operand 120 states. [2020-07-17 21:22:18,960 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 120 states. [2020-07-17 21:22:18,960 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 120 states. [2020-07-17 21:22:18,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:18,968 INFO L93 Difference]: Finished difference Result 146 states and 179 transitions. [2020-07-17 21:22:18,968 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 179 transitions. [2020-07-17 21:22:18,969 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:18,969 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:18,969 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 146 states. [2020-07-17 21:22:18,969 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 146 states. [2020-07-17 21:22:18,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:18,977 INFO L93 Difference]: Finished difference Result 146 states and 179 transitions. [2020-07-17 21:22:18,977 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 179 transitions. [2020-07-17 21:22:18,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:18,978 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:18,978 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:18,978 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-17 21:22:18,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 139 transitions. [2020-07-17 21:22:18,984 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 139 transitions. Word has length 58 [2020-07-17 21:22:18,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:18,984 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 139 transitions. [2020-07-17 21:22:18,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 139 transitions. [2020-07-17 21:22:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-07-17 21:22:18,986 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:18,986 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:18,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:22:18,986 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:18,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:18,987 INFO L82 PathProgramCache]: Analyzing trace with hash -203175812, now seen corresponding path program 1 times [2020-07-17 21:22:18,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:18,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835262605] [2020-07-17 21:22:18,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,347 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,444 INFO L280 TraceCheckUtils]: 0: Hoare triple {2836#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,445 INFO L280 TraceCheckUtils]: 1: Hoare triple {2803#(= 1 ~waterLevel~0)} assume true; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,445 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2803#(= 1 ~waterLevel~0)} {2798#true} #516#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,454 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,455 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #420#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,458 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,459 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #422#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,464 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2798#true} is VALID [2020-07-17 21:22:19,465 INFO L280 TraceCheckUtils]: 1: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,465 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #424#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,472 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,473 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #426#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,501 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,502 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2798#true} {2798#true} #496#return; {2798#true} is VALID [2020-07-17 21:22:19,502 INFO L280 TraceCheckUtils]: 0: Hoare triple {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2798#true} is VALID [2020-07-17 21:22:19,502 INFO L280 TraceCheckUtils]: 1: Hoare triple {2798#true} assume !(0 != ~pumpRunning~0); {2798#true} is VALID [2020-07-17 21:22:19,503 INFO L263 TraceCheckUtils]: 2: Hoare triple {2798#true} call processEnvironment__wrappee__base(); {2798#true} is VALID [2020-07-17 21:22:19,503 INFO L280 TraceCheckUtils]: 3: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,503 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2798#true} {2798#true} #496#return; {2798#true} is VALID [2020-07-17 21:22:19,503 INFO L280 TraceCheckUtils]: 5: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,504 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2798#true} {2798#true} #468#return; {2798#true} is VALID [2020-07-17 21:22:19,504 INFO L280 TraceCheckUtils]: 0: Hoare triple {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2; {2798#true} is VALID [2020-07-17 21:22:19,504 INFO L280 TraceCheckUtils]: 1: Hoare triple {2798#true} assume !(0 != ~pumpRunning~0); {2798#true} is VALID [2020-07-17 21:22:19,506 INFO L263 TraceCheckUtils]: 2: Hoare triple {2798#true} call processEnvironment__wrappee__lowWaterSensor(); {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:22:19,506 INFO L280 TraceCheckUtils]: 3: Hoare triple {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2798#true} is VALID [2020-07-17 21:22:19,506 INFO L280 TraceCheckUtils]: 4: Hoare triple {2798#true} assume !(0 != ~pumpRunning~0); {2798#true} is VALID [2020-07-17 21:22:19,506 INFO L263 TraceCheckUtils]: 5: Hoare triple {2798#true} call processEnvironment__wrappee__base(); {2798#true} is VALID [2020-07-17 21:22:19,507 INFO L280 TraceCheckUtils]: 6: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,507 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2798#true} {2798#true} #496#return; {2798#true} is VALID [2020-07-17 21:22:19,507 INFO L280 TraceCheckUtils]: 8: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,507 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2798#true} {2798#true} #468#return; {2798#true} is VALID [2020-07-17 21:22:19,507 INFO L280 TraceCheckUtils]: 10: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,510 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #482#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,515 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {2798#true} is VALID [2020-07-17 21:22:19,516 INFO L280 TraceCheckUtils]: 1: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,516 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #508#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,544 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {2847#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:19,544 INFO L280 TraceCheckUtils]: 1: Hoare triple {2847#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2847#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:19,545 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2847#(= |getWaterLevel_#res| ~waterLevel~0)} {2803#(= 1 ~waterLevel~0)} #510#return; {2831#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} is VALID [2020-07-17 21:22:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:19,549 INFO L280 TraceCheckUtils]: 0: Hoare triple {2798#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2798#true} is VALID [2020-07-17 21:22:19,549 INFO L280 TraceCheckUtils]: 1: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,550 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2798#true} {2799#false} #512#return; {2799#false} is VALID [2020-07-17 21:22:19,554 INFO L263 TraceCheckUtils]: 0: Hoare triple {2798#true} call ULTIMATE.init(); {2836#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:22:19,559 INFO L280 TraceCheckUtils]: 1: Hoare triple {2836#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(30);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,560 INFO L280 TraceCheckUtils]: 2: Hoare triple {2803#(= 1 ~waterLevel~0)} assume true; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,560 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2803#(= 1 ~waterLevel~0)} {2798#true} #516#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,561 INFO L263 TraceCheckUtils]: 4: Hoare triple {2803#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,561 INFO L280 TraceCheckUtils]: 5: Hoare triple {2803#(= 1 ~waterLevel~0)} havoc ~retValue_acc~3;havoc ~tmp~0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,562 INFO L263 TraceCheckUtils]: 6: Hoare triple {2803#(= 1 ~waterLevel~0)} call select_helpers(); {2798#true} is VALID [2020-07-17 21:22:19,562 INFO L280 TraceCheckUtils]: 7: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,564 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #420#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,564 INFO L263 TraceCheckUtils]: 9: Hoare triple {2803#(= 1 ~waterLevel~0)} call select_features(); {2798#true} is VALID [2020-07-17 21:22:19,564 INFO L280 TraceCheckUtils]: 10: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,565 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #422#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,565 INFO L263 TraceCheckUtils]: 12: Hoare triple {2803#(= 1 ~waterLevel~0)} call #t~ret10 := valid_product(); {2798#true} is VALID [2020-07-17 21:22:19,565 INFO L280 TraceCheckUtils]: 13: Hoare triple {2798#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2798#true} is VALID [2020-07-17 21:22:19,565 INFO L280 TraceCheckUtils]: 14: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,566 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #424#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,566 INFO L280 TraceCheckUtils]: 16: Hoare triple {2803#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647;~tmp~0 := #t~ret10;havoc #t~ret10; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,567 INFO L280 TraceCheckUtils]: 17: Hoare triple {2803#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,567 INFO L263 TraceCheckUtils]: 18: Hoare triple {2803#(= 1 ~waterLevel~0)} call setup(); {2798#true} is VALID [2020-07-17 21:22:19,567 INFO L280 TraceCheckUtils]: 19: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,567 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #426#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,568 INFO L263 TraceCheckUtils]: 21: Hoare triple {2803#(= 1 ~waterLevel~0)} call runTest(); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,568 INFO L263 TraceCheckUtils]: 22: Hoare triple {2803#(= 1 ~waterLevel~0)} call test(); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,569 INFO L280 TraceCheckUtils]: 23: Hoare triple {2803#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,569 INFO L280 TraceCheckUtils]: 24: Hoare triple {2803#(= 1 ~waterLevel~0)} assume !false; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,570 INFO L280 TraceCheckUtils]: 25: Hoare triple {2803#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,570 INFO L280 TraceCheckUtils]: 26: Hoare triple {2803#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet32 && #t~nondet32 <= 2147483647;~tmp~4 := #t~nondet32;havoc #t~nondet32; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,571 INFO L280 TraceCheckUtils]: 27: Hoare triple {2803#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,572 INFO L280 TraceCheckUtils]: 28: Hoare triple {2803#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet33 && #t~nondet33 <= 2147483647;~tmp___0~1 := #t~nondet33;havoc #t~nondet33; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,572 INFO L280 TraceCheckUtils]: 29: Hoare triple {2803#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,573 INFO L280 TraceCheckUtils]: 30: Hoare triple {2803#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet34 && #t~nondet34 <= 2147483647;~tmp___2~0 := #t~nondet34;havoc #t~nondet34; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,573 INFO L280 TraceCheckUtils]: 31: Hoare triple {2803#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp___1~0 := #t~nondet35;havoc #t~nondet35; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,574 INFO L280 TraceCheckUtils]: 32: Hoare triple {2803#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,574 INFO L263 TraceCheckUtils]: 33: Hoare triple {2803#(= 1 ~waterLevel~0)} call timeShift(); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,575 INFO L280 TraceCheckUtils]: 34: Hoare triple {2803#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,575 INFO L280 TraceCheckUtils]: 35: Hoare triple {2803#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,576 INFO L263 TraceCheckUtils]: 36: Hoare triple {2803#(= 1 ~waterLevel~0)} call processEnvironment(); {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:22:19,576 INFO L280 TraceCheckUtils]: 37: Hoare triple {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2; {2798#true} is VALID [2020-07-17 21:22:19,576 INFO L280 TraceCheckUtils]: 38: Hoare triple {2798#true} assume !(0 != ~pumpRunning~0); {2798#true} is VALID [2020-07-17 21:22:19,577 INFO L263 TraceCheckUtils]: 39: Hoare triple {2798#true} call processEnvironment__wrappee__lowWaterSensor(); {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:22:19,577 INFO L280 TraceCheckUtils]: 40: Hoare triple {2837#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2798#true} is VALID [2020-07-17 21:22:19,578 INFO L280 TraceCheckUtils]: 41: Hoare triple {2798#true} assume !(0 != ~pumpRunning~0); {2798#true} is VALID [2020-07-17 21:22:19,578 INFO L263 TraceCheckUtils]: 42: Hoare triple {2798#true} call processEnvironment__wrappee__base(); {2798#true} is VALID [2020-07-17 21:22:19,578 INFO L280 TraceCheckUtils]: 43: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,578 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2798#true} {2798#true} #496#return; {2798#true} is VALID [2020-07-17 21:22:19,578 INFO L280 TraceCheckUtils]: 45: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,578 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2798#true} {2798#true} #468#return; {2798#true} is VALID [2020-07-17 21:22:19,579 INFO L280 TraceCheckUtils]: 47: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,579 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #482#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,579 INFO L263 TraceCheckUtils]: 49: Hoare triple {2803#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,580 INFO L280 TraceCheckUtils]: 50: Hoare triple {2803#(= 1 ~waterLevel~0)} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,580 INFO L263 TraceCheckUtils]: 51: Hoare triple {2803#(= 1 ~waterLevel~0)} call #t~ret71 := isMethaneLevelCritical(); {2798#true} is VALID [2020-07-17 21:22:19,580 INFO L280 TraceCheckUtils]: 52: Hoare triple {2798#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {2798#true} is VALID [2020-07-17 21:22:19,581 INFO L280 TraceCheckUtils]: 53: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,583 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2798#true} {2803#(= 1 ~waterLevel~0)} #508#return; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,584 INFO L280 TraceCheckUtils]: 55: Hoare triple {2803#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp~8 := #t~ret71;havoc #t~ret71; {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,586 INFO L280 TraceCheckUtils]: 56: Hoare triple {2803#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {2803#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:19,587 INFO L263 TraceCheckUtils]: 57: Hoare triple {2803#(= 1 ~waterLevel~0)} call #t~ret72 := getWaterLevel(); {2798#true} is VALID [2020-07-17 21:22:19,589 INFO L280 TraceCheckUtils]: 58: Hoare triple {2798#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {2847#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:19,589 INFO L280 TraceCheckUtils]: 59: Hoare triple {2847#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2847#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:19,590 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2847#(= |getWaterLevel_#res| ~waterLevel~0)} {2803#(= 1 ~waterLevel~0)} #510#return; {2831#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} is VALID [2020-07-17 21:22:19,591 INFO L280 TraceCheckUtils]: 61: Hoare triple {2831#(= 1 |__utac_acc__Specification3_spec__1_#t~ret72|)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___0~2 := #t~ret72;havoc #t~ret72; {2832#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-17 21:22:19,591 INFO L280 TraceCheckUtils]: 62: Hoare triple {2832#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {2799#false} is VALID [2020-07-17 21:22:19,591 INFO L263 TraceCheckUtils]: 63: Hoare triple {2799#false} call #t~ret73 := isPumpRunning(); {2798#true} is VALID [2020-07-17 21:22:19,591 INFO L280 TraceCheckUtils]: 64: Hoare triple {2798#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2798#true} is VALID [2020-07-17 21:22:19,592 INFO L280 TraceCheckUtils]: 65: Hoare triple {2798#true} assume true; {2798#true} is VALID [2020-07-17 21:22:19,592 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2798#true} {2799#false} #512#return; {2799#false} is VALID [2020-07-17 21:22:19,592 INFO L280 TraceCheckUtils]: 67: Hoare triple {2799#false} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp___1~1 := #t~ret73;havoc #t~ret73; {2799#false} is VALID [2020-07-17 21:22:19,592 INFO L280 TraceCheckUtils]: 68: Hoare triple {2799#false} assume !(0 != ~tmp___1~1); {2799#false} is VALID [2020-07-17 21:22:19,592 INFO L263 TraceCheckUtils]: 69: Hoare triple {2799#false} call __automaton_fail(); {2799#false} is VALID [2020-07-17 21:22:19,593 INFO L280 TraceCheckUtils]: 70: Hoare triple {2799#false} assume !false; {2799#false} is VALID [2020-07-17 21:22:19,602 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 21:22:19,603 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835262605] [2020-07-17 21:22:19,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:19,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:19,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707298526] [2020-07-17 21:22:19,604 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 71 [2020-07-17 21:22:19,604 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:19,604 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:19,693 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:19,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:19,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:19,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:19,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:19,695 INFO L87 Difference]: Start difference. First operand 120 states and 139 transitions. Second operand 8 states. [2020-07-17 21:22:20,494 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:29,303 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:30,025 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:30,337 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:31,390 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:33,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:33,399 INFO L93 Difference]: Finished difference Result 363 states and 474 transitions. [2020-07-17 21:22:33,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:22:33,399 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 71 [2020-07-17 21:22:33,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:33,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 474 transitions. [2020-07-17 21:22:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:33,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 474 transitions. [2020-07-17 21:22:33,420 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 474 transitions. [2020-07-17 21:22:35,132 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 474 edges. 474 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:35,143 INFO L225 Difference]: With dead ends: 363 [2020-07-17 21:22:35,143 INFO L226 Difference]: Without dead ends: 267 [2020-07-17 21:22:35,144 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:22:35,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-07-17 21:22:37,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 216. [2020-07-17 21:22:37,300 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:37,300 INFO L82 GeneralOperation]: Start isEquivalent. First operand 267 states. Second operand 216 states. [2020-07-17 21:22:37,300 INFO L74 IsIncluded]: Start isIncluded. First operand 267 states. Second operand 216 states. [2020-07-17 21:22:37,300 INFO L87 Difference]: Start difference. First operand 267 states. Second operand 216 states. [2020-07-17 21:22:37,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:37,319 INFO L93 Difference]: Finished difference Result 267 states and 347 transitions. [2020-07-17 21:22:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 347 transitions. [2020-07-17 21:22:37,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:37,320 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:37,320 INFO L74 IsIncluded]: Start isIncluded. First operand 216 states. Second operand 267 states. [2020-07-17 21:22:37,320 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 267 states. [2020-07-17 21:22:37,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:37,338 INFO L93 Difference]: Finished difference Result 267 states and 347 transitions. [2020-07-17 21:22:37,338 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 347 transitions. [2020-07-17 21:22:37,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:37,339 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:37,339 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:37,339 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-07-17 21:22:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 258 transitions. [2020-07-17 21:22:37,357 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 258 transitions. Word has length 71 [2020-07-17 21:22:37,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:37,358 INFO L479 AbstractCegarLoop]: Abstraction has 216 states and 258 transitions. [2020-07-17 21:22:37,358 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 258 transitions. [2020-07-17 21:22:37,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-07-17 21:22:37,360 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:37,361 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:37,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:22:37,361 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:37,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:37,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1511330786, now seen corresponding path program 1 times [2020-07-17 21:22:37,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:37,362 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501067413] [2020-07-17 21:22:37,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:37,583 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:22:37,583 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:22:37,583 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:37,722 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:22:37,723 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:37,724 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:22:37,725 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:22:37,726 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: L617-2 has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: L617-2 has no Hoare annotation [2020-07-17 21:22:37,727 WARN L170 areAnnotationChecker]: L617-2 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L674-2 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L674-2 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L674-2 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-17 21:22:37,728 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: L873 has no Hoare annotation [2020-07-17 21:22:37,729 WARN L170 areAnnotationChecker]: L873 has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: L394 has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: L394 has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-17 21:22:37,730 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L827 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-17 21:22:37,731 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: L296 has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: L296 has no Hoare annotation [2020-07-17 21:22:37,732 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:22:37,733 WARN L170 areAnnotationChecker]: L326 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L326 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L618 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L229-1 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L229-1 has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:22:37,734 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L416-2 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L873-1 has no Hoare annotation [2020-07-17 21:22:37,735 WARN L170 areAnnotationChecker]: L394-1 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L354 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L341-1 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:22:37,736 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L833 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:22:37,737 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: L153-1 has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: L301 has no Hoare annotation [2020-07-17 21:22:37,738 WARN L170 areAnnotationChecker]: L301 has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: L913-1 has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: L235-1 has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: L235-1 has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: L328 has no Hoare annotation [2020-07-17 21:22:37,739 WARN L170 areAnnotationChecker]: L328 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L623 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L680 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L680 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-17 21:22:37,740 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L923-1 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L428 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L233-1 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L367-1 has no Hoare annotation [2020-07-17 21:22:37,741 WARN L170 areAnnotationChecker]: L354-1 has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-17 21:22:37,742 WARN L170 areAnnotationChecker]: L693-1 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L503-1 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L919-1 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L157-2 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L157-2 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L157-2 has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:22:37,743 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L521-2 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L521-2 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L493-1 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L921-1 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: L328-1 has no Hoare annotation [2020-07-17 21:22:37,744 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L623-1 has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L680-1 has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L233 has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L233 has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2020-07-17 21:22:37,745 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: L454-2 has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: L428-2 has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-17 21:22:37,746 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L759-2 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L759-2 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L759-2 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-17 21:22:37,747 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: L921 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: L921 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,748 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: L919 has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: L919 has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:22:37,749 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L503 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L503 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L330 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L775-1 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L791-1 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-17 21:22:37,750 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L439 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L439 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:22:37,751 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L362 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L362 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L495 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L495 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L439-1 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L780 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-17 21:22:37,752 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L515 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L515 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:37,753 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L332 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-17 21:22:37,754 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L188 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-17 21:22:37,755 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: L161-1 has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: L161-1 has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,756 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,757 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,757 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:37,757 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-17 21:22:37,757 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-17 21:22:37,757 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:22:37,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:22:37 BoogieIcfgContainer [2020-07-17 21:22:37,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:22:37,762 INFO L168 Benchmark]: Toolchain (without parser) took 51063.43 ms. Allocated memory was 136.3 MB in the beginning and 769.1 MB in the end (delta: 632.8 MB). Free memory was 98.2 MB in the beginning and 554.7 MB in the end (delta: -456.4 MB). Peak memory consumption was 176.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:37,762 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory is still 117.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:22:37,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.61 ms. Allocated memory was 136.3 MB in the beginning and 199.8 MB in the end (delta: 63.4 MB). Free memory was 97.8 MB in the beginning and 165.4 MB in the end (delta: -67.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:37,764 INFO L168 Benchmark]: Boogie Preprocessor took 137.75 ms. Allocated memory is still 199.8 MB. Free memory was 165.4 MB in the beginning and 159.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:37,765 INFO L168 Benchmark]: RCFGBuilder took 1804.99 ms. Allocated memory was 199.8 MB in the beginning and 229.1 MB in the end (delta: 29.4 MB). Free memory was 159.3 MB in the beginning and 89.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:37,765 INFO L168 Benchmark]: TraceAbstraction took 48449.11 ms. Allocated memory was 229.1 MB in the beginning and 769.1 MB in the end (delta: 540.0 MB). Free memory was 89.6 MB in the beginning and 554.7 MB in the end (delta: -465.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:37,768 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 0.17 ms. Allocated memory is still 136.3 MB. Free memory is still 117.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.61 ms. Allocated memory was 136.3 MB in the beginning and 199.8 MB in the end (delta: 63.4 MB). Free memory was 97.8 MB in the beginning and 165.4 MB in the end (delta: -67.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.75 ms. Allocated memory is still 199.8 MB. Free memory was 165.4 MB in the beginning and 159.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1804.99 ms. Allocated memory was 199.8 MB in the beginning and 229.1 MB in the end (delta: 29.4 MB). Free memory was 159.3 MB in the beginning and 89.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48449.11 ms. Allocated memory was 229.1 MB in the beginning and 769.1 MB in the end (delta: 540.0 MB). Free memory was 89.6 MB in the beginning and 554.7 MB in the end (delta: -465.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L145] int cleanupTimeShifts = 4; [L286] int pumpRunning = 0; [L287] int systemActive = 1; [L709] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [\old(cleanupTimeShifts)=167, \old(head)=176, \old(head)=161, \old(methaneLevelCritical)=141, \old(pumpRunning)=133, \old(systemActive)=132, \old(waterLevel)=138, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L224] int retValue_acc ; [L225] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L229] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L230] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L231] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L273] int retValue_acc ; [L276] retValue_acc = 1 [L277] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L231] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L231] tmp = valid_product() [L233] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L235] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L236] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L215] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L474] int splverifierCounter ; [L475] int tmp ; [L476] int tmp___0 ; [L477] int tmp___1 ; [L478] int tmp___2 ; [L481] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L483] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L485] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L491] tmp = __VERIFIER_nondet_int() [L493] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L495] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L495] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L501] tmp___0 = __VERIFIER_nondet_int() [L503] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L511] tmp___2 = __VERIFIER_nondet_int() [L513] COND FALSE !(\read(tmp___2)) [L519] tmp___1 = __VERIFIER_nondet_int() [L521] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L528] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L294] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L301] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L303] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L349] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L352] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L323] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L326] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L341] FCALL processEnvironment__wrappee__base() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L303] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L309] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L907] int tmp ; [L908] int tmp___0 ; [L909] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L913] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L913] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L913] tmp = isMethaneLevelCritical() [L915] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L919] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L919] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L919] tmp___0 = getWaterLevel() [L921] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L923] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L401] int retValue_acc ; [L404] retValue_acc = pumpRunning [L405] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L923] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L923] tmp___1 = isPumpRunning() [L925] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L929] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L140] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 48.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 38.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 457 SDtfs, 588 SDslu, 257 SDs, 0 SdLazy, 1507 SolverSat, 355 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 104 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred 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: 6.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 136 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 309 NumberOfCodeBlocks, 309 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 65518 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...