/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:22:56,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:22:56,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:22:56,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:22:56,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:22:56,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:22:56,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:22:56,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:22:56,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:22:56,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:22:56,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:22:56,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:22:56,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:22:56,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:22:56,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:22:56,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:22:56,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:22:56,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:22:56,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:22:56,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:22:56,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:22:56,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:22:56,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:22:56,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:22:56,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:22:56,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:22:56,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:22:56,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:22:56,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:22:56,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:22:56,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:22:56,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:22:56,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:22:56,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:22:56,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:22:56,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:22:56,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:22:56,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:22:56,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:22:56,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:22:56,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:22:56,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 11:22:56,805 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:22:56,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:22:56,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:22:56,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:22:56,808 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:22:56,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:22:56,808 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:22:56,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:22:56,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:22:56,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:22:56,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:22:56,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:22:56,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:22:56,810 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:22:56,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:22:56,811 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:22:56,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:22:56,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:22:56,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:22:56,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:22:56,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:22:56,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:22:56,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:22:56,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:22:56,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:22:56,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:22:56,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:22:56,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:22:56,813 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:22:56,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:22:57,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:22:57,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:22:57,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:22:57,158 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:22:57,158 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:22:57,159 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-07-08 11:22:57,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f23f85897/b9461490a7924841b4d386aacefe4d55/FLAGba08a544a [2020-07-08 11:22:57,744 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:22:57,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-07-08 11:22:57,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f23f85897/b9461490a7924841b4d386aacefe4d55/FLAGba08a544a [2020-07-08 11:22:58,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f23f85897/b9461490a7924841b4d386aacefe4d55 [2020-07-08 11:22:58,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:22:58,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:22:58,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:22:58,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:22:58,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:22:58,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b96f60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58, skipping insertion in model container [2020-07-08 11:22:58,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:22:58,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:22:58,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:22:58,721 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:22:58,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:22:58,879 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:22:58,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58 WrapperNode [2020-07-08 11:22:58,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:22:58,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:22:58,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:22:58,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:22:58,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... [2020-07-08 11:22:58,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:22:58,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:22:58,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:22:58,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:22:58,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:22:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:22:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:22:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:22:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:22:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:22:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:22:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:22:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:22:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:22:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:22:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:22:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:22:59,058 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:22:59,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:22:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:22:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:22:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:22:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:22:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:22:59,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:22:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:22:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:22:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:22:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:22:59,063 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-08 11:22:59,063 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:22:59,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:22:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-08 11:22:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:22:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:22:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:22:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:22:59,065 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:22:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:22:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:22:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:22:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:22:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:22:59,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:22:59,071 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:22:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:22:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:22:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:23:00,740 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:23:00,740 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:23:00,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:23:00 BoogieIcfgContainer [2020-07-08 11:23:00,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:23:00,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:23:00,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:23:00,754 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:23:00,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:22:58" (1/3) ... [2020-07-08 11:23:00,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b837fc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:23:00, skipping insertion in model container [2020-07-08 11:23:00,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:58" (2/3) ... [2020-07-08 11:23:00,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b837fc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:23:00, skipping insertion in model container [2020-07-08 11:23:00,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:23:00" (3/3) ... [2020-07-08 11:23:00,759 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product23.cil.c [2020-07-08 11:23:00,769 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:23:00,775 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:23:00,788 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:23:00,809 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:23:00,810 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:23:00,810 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:23:00,810 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:23:00,810 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:23:00,811 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:23:00,811 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:23:00,811 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:23:00,840 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-07-08 11:23:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-08 11:23:00,849 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:23:00,850 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:23:00,855 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:23:00,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:23:00,860 INFO L82 PathProgramCache]: Analyzing trace with hash -635159435, now seen corresponding path program 1 times [2020-07-08 11:23:00,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:23:00,871 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077081429] [2020-07-08 11:23:00,872 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:23:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,617 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:23:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,697 INFO L280 TraceCheckUtils]: 0: Hoare triple {194#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {174#true} is VALID [2020-07-08 11:23:01,698 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,698 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {174#true} #516#return; {174#true} is VALID [2020-07-08 11:23:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,707 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,707 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {174#true} {174#true} #426#return; {174#true} is VALID [2020-07-08 11:23:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,711 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,712 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {174#true} {174#true} #428#return; {174#true} is VALID [2020-07-08 11:23:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {174#true} is VALID [2020-07-08 11:23:01,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,716 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {174#true} #430#return; {174#true} is VALID [2020-07-08 11:23:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,720 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,720 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {174#true} {174#true} #432#return; {174#true} is VALID [2020-07-08 11:23:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,724 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {174#true} is VALID [2020-07-08 11:23:01,725 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,725 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {175#false} #420#return; {175#false} is VALID [2020-07-08 11:23:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:01,753 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {174#true} is VALID [2020-07-08 11:23:01,753 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,754 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {175#false} #422#return; {175#false} is VALID [2020-07-08 11:23:01,764 INFO L263 TraceCheckUtils]: 0: Hoare triple {174#true} call ULTIMATE.init(); {194#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:23:01,765 INFO L280 TraceCheckUtils]: 1: Hoare triple {194#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {174#true} is VALID [2020-07-08 11:23:01,765 INFO L280 TraceCheckUtils]: 2: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,765 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {174#true} {174#true} #516#return; {174#true} is VALID [2020-07-08 11:23:01,765 INFO L263 TraceCheckUtils]: 4: Hoare triple {174#true} call #t~ret73 := main(); {174#true} is VALID [2020-07-08 11:23:01,766 INFO L280 TraceCheckUtils]: 5: Hoare triple {174#true} havoc ~retValue_acc~11;havoc ~tmp~8; {174#true} is VALID [2020-07-08 11:23:01,766 INFO L263 TraceCheckUtils]: 6: Hoare triple {174#true} call select_helpers(); {174#true} is VALID [2020-07-08 11:23:01,766 INFO L280 TraceCheckUtils]: 7: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,766 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {174#true} {174#true} #426#return; {174#true} is VALID [2020-07-08 11:23:01,767 INFO L263 TraceCheckUtils]: 9: Hoare triple {174#true} call select_features(); {174#true} is VALID [2020-07-08 11:23:01,767 INFO L280 TraceCheckUtils]: 10: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,767 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {174#true} {174#true} #428#return; {174#true} is VALID [2020-07-08 11:23:01,768 INFO L263 TraceCheckUtils]: 12: Hoare triple {174#true} call #t~ret72 := valid_product(); {174#true} is VALID [2020-07-08 11:23:01,768 INFO L280 TraceCheckUtils]: 13: Hoare triple {174#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {174#true} is VALID [2020-07-08 11:23:01,768 INFO L280 TraceCheckUtils]: 14: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,769 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {174#true} {174#true} #430#return; {174#true} is VALID [2020-07-08 11:23:01,770 INFO L280 TraceCheckUtils]: 16: Hoare triple {174#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {174#true} is VALID [2020-07-08 11:23:01,770 INFO L280 TraceCheckUtils]: 17: Hoare triple {174#true} assume 0 != ~tmp~8; {174#true} is VALID [2020-07-08 11:23:01,771 INFO L263 TraceCheckUtils]: 18: Hoare triple {174#true} call setup(); {174#true} is VALID [2020-07-08 11:23:01,771 INFO L280 TraceCheckUtils]: 19: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,771 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {174#true} {174#true} #432#return; {174#true} is VALID [2020-07-08 11:23:01,771 INFO L263 TraceCheckUtils]: 21: Hoare triple {174#true} call runTest(); {174#true} is VALID [2020-07-08 11:23:01,772 INFO L263 TraceCheckUtils]: 22: Hoare triple {174#true} call test(); {174#true} is VALID [2020-07-08 11:23:01,772 INFO L280 TraceCheckUtils]: 23: Hoare triple {174#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {174#true} is VALID [2020-07-08 11:23:01,773 INFO L280 TraceCheckUtils]: 24: Hoare triple {174#true} assume false; {175#false} is VALID [2020-07-08 11:23:01,773 INFO L263 TraceCheckUtils]: 25: Hoare triple {175#false} call cleanup(); {175#false} is VALID [2020-07-08 11:23:01,774 INFO L280 TraceCheckUtils]: 26: Hoare triple {175#false} havoc ~i~0;havoc ~__cil_tmp2~0; {175#false} is VALID [2020-07-08 11:23:01,774 INFO L263 TraceCheckUtils]: 27: Hoare triple {175#false} call timeShift(); {175#false} is VALID [2020-07-08 11:23:01,774 INFO L280 TraceCheckUtils]: 28: Hoare triple {175#false} assume !(0 != ~pumpRunning~0); {175#false} is VALID [2020-07-08 11:23:01,775 INFO L280 TraceCheckUtils]: 29: Hoare triple {175#false} assume !(0 != ~systemActive~0); {175#false} is VALID [2020-07-08 11:23:01,775 INFO L263 TraceCheckUtils]: 30: Hoare triple {175#false} call __utac_acc__Specification4_spec__1(); {175#false} is VALID [2020-07-08 11:23:01,778 INFO L280 TraceCheckUtils]: 31: Hoare triple {175#false} havoc ~tmp~7;havoc ~tmp___0~2; {175#false} is VALID [2020-07-08 11:23:01,779 INFO L263 TraceCheckUtils]: 32: Hoare triple {175#false} call #t~ret70 := getWaterLevel(); {174#true} is VALID [2020-07-08 11:23:01,779 INFO L280 TraceCheckUtils]: 33: Hoare triple {174#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {174#true} is VALID [2020-07-08 11:23:01,779 INFO L280 TraceCheckUtils]: 34: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,780 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {174#true} {175#false} #420#return; {175#false} is VALID [2020-07-08 11:23:01,780 INFO L280 TraceCheckUtils]: 36: Hoare triple {175#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {175#false} is VALID [2020-07-08 11:23:01,781 INFO L280 TraceCheckUtils]: 37: Hoare triple {175#false} assume 0 == ~tmp~7; {175#false} is VALID [2020-07-08 11:23:01,781 INFO L263 TraceCheckUtils]: 38: Hoare triple {175#false} call #t~ret71 := isPumpRunning(); {174#true} is VALID [2020-07-08 11:23:01,781 INFO L280 TraceCheckUtils]: 39: Hoare triple {174#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {174#true} is VALID [2020-07-08 11:23:01,781 INFO L280 TraceCheckUtils]: 40: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-08 11:23:01,782 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {174#true} {175#false} #422#return; {175#false} is VALID [2020-07-08 11:23:01,782 INFO L280 TraceCheckUtils]: 42: Hoare triple {175#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {175#false} is VALID [2020-07-08 11:23:01,782 INFO L280 TraceCheckUtils]: 43: Hoare triple {175#false} assume 0 != ~tmp___0~2; {175#false} is VALID [2020-07-08 11:23:01,783 INFO L263 TraceCheckUtils]: 44: Hoare triple {175#false} call __automaton_fail(); {175#false} is VALID [2020-07-08 11:23:01,783 INFO L280 TraceCheckUtils]: 45: Hoare triple {175#false} assume !false; {175#false} is VALID [2020-07-08 11:23:01,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:23:01,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077081429] [2020-07-08 11:23:01,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:23:01,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:23:01,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609952402] [2020-07-08 11:23:01,809 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-08 11:23:01,817 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:23:01,821 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:23:01,907 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:01,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:23:01,907 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:23:01,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:23:01,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:23:01,919 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 3 states. [2020-07-08 11:23:06,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:06,438 INFO L93 Difference]: Finished difference Result 299 states and 393 transitions. [2020-07-08 11:23:06,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:23:06,438 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-08 11:23:06,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:23:06,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:23:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2020-07-08 11:23:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:23:06,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2020-07-08 11:23:06,489 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 393 transitions. [2020-07-08 11:23:07,812 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 393 edges. 393 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:07,838 INFO L225 Difference]: With dead ends: 299 [2020-07-08 11:23:07,839 INFO L226 Difference]: Without dead ends: 162 [2020-07-08 11:23:07,844 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:23:07,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-07-08 11:23:09,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 128. [2020-07-08 11:23:09,241 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:23:09,242 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand 128 states. [2020-07-08 11:23:09,243 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 128 states. [2020-07-08 11:23:09,243 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 128 states. [2020-07-08 11:23:09,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:09,260 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-08 11:23:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2020-07-08 11:23:09,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:09,264 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:09,264 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 162 states. [2020-07-08 11:23:09,265 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 162 states. [2020-07-08 11:23:09,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:09,278 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-08 11:23:09,279 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2020-07-08 11:23:09,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:09,282 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:09,282 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:23:09,283 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:23:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-07-08 11:23:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-07-08 11:23:09,292 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 46 [2020-07-08 11:23:09,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:23:09,292 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-07-08 11:23:09,293 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:23:09,293 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-07-08 11:23:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-08 11:23:09,295 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:23:09,295 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:23:09,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:23:09,296 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:23:09,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:23:09,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1199676654, now seen corresponding path program 1 times [2020-07-08 11:23:09,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:23:09,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874444981] [2020-07-08 11:23:09,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:23:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,683 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:23:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {1144#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1123#true} is VALID [2020-07-08 11:23:09,758 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,759 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1123#true} #516#return; {1123#true} is VALID [2020-07-08 11:23:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,777 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,778 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1123#true} {1123#true} #426#return; {1123#true} is VALID [2020-07-08 11:23:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,781 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,782 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1123#true} {1123#true} #428#return; {1123#true} is VALID [2020-07-08 11:23:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1123#true} is VALID [2020-07-08 11:23:09,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,786 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1123#true} #430#return; {1123#true} is VALID [2020-07-08 11:23:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,790 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1123#true} {1123#true} #432#return; {1123#true} is VALID [2020-07-08 11:23:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,794 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1123#true} is VALID [2020-07-08 11:23:09,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,795 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1124#false} #420#return; {1124#false} is VALID [2020-07-08 11:23:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:09,801 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1123#true} is VALID [2020-07-08 11:23:09,802 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,802 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1124#false} #422#return; {1124#false} is VALID [2020-07-08 11:23:09,806 INFO L263 TraceCheckUtils]: 0: Hoare triple {1123#true} call ULTIMATE.init(); {1144#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:23:09,807 INFO L280 TraceCheckUtils]: 1: Hoare triple {1144#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1123#true} is VALID [2020-07-08 11:23:09,807 INFO L280 TraceCheckUtils]: 2: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,807 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1123#true} {1123#true} #516#return; {1123#true} is VALID [2020-07-08 11:23:09,807 INFO L263 TraceCheckUtils]: 4: Hoare triple {1123#true} call #t~ret73 := main(); {1123#true} is VALID [2020-07-08 11:23:09,808 INFO L280 TraceCheckUtils]: 5: Hoare triple {1123#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1123#true} is VALID [2020-07-08 11:23:09,808 INFO L263 TraceCheckUtils]: 6: Hoare triple {1123#true} call select_helpers(); {1123#true} is VALID [2020-07-08 11:23:09,808 INFO L280 TraceCheckUtils]: 7: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,808 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1123#true} {1123#true} #426#return; {1123#true} is VALID [2020-07-08 11:23:09,809 INFO L263 TraceCheckUtils]: 9: Hoare triple {1123#true} call select_features(); {1123#true} is VALID [2020-07-08 11:23:09,809 INFO L280 TraceCheckUtils]: 10: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,809 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1123#true} {1123#true} #428#return; {1123#true} is VALID [2020-07-08 11:23:09,810 INFO L263 TraceCheckUtils]: 12: Hoare triple {1123#true} call #t~ret72 := valid_product(); {1123#true} is VALID [2020-07-08 11:23:09,810 INFO L280 TraceCheckUtils]: 13: Hoare triple {1123#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1123#true} is VALID [2020-07-08 11:23:09,810 INFO L280 TraceCheckUtils]: 14: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,810 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1123#true} {1123#true} #430#return; {1123#true} is VALID [2020-07-08 11:23:09,810 INFO L280 TraceCheckUtils]: 16: Hoare triple {1123#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1123#true} is VALID [2020-07-08 11:23:09,811 INFO L280 TraceCheckUtils]: 17: Hoare triple {1123#true} assume 0 != ~tmp~8; {1123#true} is VALID [2020-07-08 11:23:09,811 INFO L263 TraceCheckUtils]: 18: Hoare triple {1123#true} call setup(); {1123#true} is VALID [2020-07-08 11:23:09,811 INFO L280 TraceCheckUtils]: 19: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,811 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1123#true} {1123#true} #432#return; {1123#true} is VALID [2020-07-08 11:23:09,812 INFO L263 TraceCheckUtils]: 21: Hoare triple {1123#true} call runTest(); {1123#true} is VALID [2020-07-08 11:23:09,812 INFO L263 TraceCheckUtils]: 22: Hoare triple {1123#true} call test(); {1123#true} is VALID [2020-07-08 11:23:09,812 INFO L280 TraceCheckUtils]: 23: Hoare triple {1123#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1137#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:23:09,814 INFO L280 TraceCheckUtils]: 24: Hoare triple {1137#(= 0 test_~splverifierCounter~0)} assume !false; {1137#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:23:09,815 INFO L280 TraceCheckUtils]: 25: Hoare triple {1137#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1124#false} is VALID [2020-07-08 11:23:09,816 INFO L263 TraceCheckUtils]: 26: Hoare triple {1124#false} call cleanup(); {1124#false} is VALID [2020-07-08 11:23:09,816 INFO L280 TraceCheckUtils]: 27: Hoare triple {1124#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1124#false} is VALID [2020-07-08 11:23:09,817 INFO L263 TraceCheckUtils]: 28: Hoare triple {1124#false} call timeShift(); {1124#false} is VALID [2020-07-08 11:23:09,817 INFO L280 TraceCheckUtils]: 29: Hoare triple {1124#false} assume !(0 != ~pumpRunning~0); {1124#false} is VALID [2020-07-08 11:23:09,817 INFO L280 TraceCheckUtils]: 30: Hoare triple {1124#false} assume !(0 != ~systemActive~0); {1124#false} is VALID [2020-07-08 11:23:09,817 INFO L263 TraceCheckUtils]: 31: Hoare triple {1124#false} call __utac_acc__Specification4_spec__1(); {1124#false} is VALID [2020-07-08 11:23:09,818 INFO L280 TraceCheckUtils]: 32: Hoare triple {1124#false} havoc ~tmp~7;havoc ~tmp___0~2; {1124#false} is VALID [2020-07-08 11:23:09,818 INFO L263 TraceCheckUtils]: 33: Hoare triple {1124#false} call #t~ret70 := getWaterLevel(); {1123#true} is VALID [2020-07-08 11:23:09,818 INFO L280 TraceCheckUtils]: 34: Hoare triple {1123#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1123#true} is VALID [2020-07-08 11:23:09,818 INFO L280 TraceCheckUtils]: 35: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,819 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1123#true} {1124#false} #420#return; {1124#false} is VALID [2020-07-08 11:23:09,819 INFO L280 TraceCheckUtils]: 37: Hoare triple {1124#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1124#false} is VALID [2020-07-08 11:23:09,819 INFO L280 TraceCheckUtils]: 38: Hoare triple {1124#false} assume 0 == ~tmp~7; {1124#false} is VALID [2020-07-08 11:23:09,819 INFO L263 TraceCheckUtils]: 39: Hoare triple {1124#false} call #t~ret71 := isPumpRunning(); {1123#true} is VALID [2020-07-08 11:23:09,819 INFO L280 TraceCheckUtils]: 40: Hoare triple {1123#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1123#true} is VALID [2020-07-08 11:23:09,820 INFO L280 TraceCheckUtils]: 41: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-08 11:23:09,820 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1123#true} {1124#false} #422#return; {1124#false} is VALID [2020-07-08 11:23:09,820 INFO L280 TraceCheckUtils]: 43: Hoare triple {1124#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1124#false} is VALID [2020-07-08 11:23:09,821 INFO L280 TraceCheckUtils]: 44: Hoare triple {1124#false} assume 0 != ~tmp___0~2; {1124#false} is VALID [2020-07-08 11:23:09,821 INFO L263 TraceCheckUtils]: 45: Hoare triple {1124#false} call __automaton_fail(); {1124#false} is VALID [2020-07-08 11:23:09,821 INFO L280 TraceCheckUtils]: 46: Hoare triple {1124#false} assume !false; {1124#false} is VALID [2020-07-08 11:23:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:23:09,827 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874444981] [2020-07-08 11:23:09,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:23:09,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:23:09,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145846589] [2020-07-08 11:23:09,830 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-08 11:23:09,830 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:23:09,831 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:23:09,903 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:09,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:23:09,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:23:09,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:23:09,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:23:09,904 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 4 states. [2020-07-08 11:23:11,162 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:23:14,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:14,869 INFO L93 Difference]: Finished difference Result 226 states and 276 transitions. [2020-07-08 11:23:14,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:23:14,869 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-08 11:23:14,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:23:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:23:14,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 276 transitions. [2020-07-08 11:23:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:23:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 276 transitions. [2020-07-08 11:23:14,884 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 276 transitions. [2020-07-08 11:23:15,914 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 276 edges. 276 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:15,921 INFO L225 Difference]: With dead ends: 226 [2020-07-08 11:23:15,921 INFO L226 Difference]: Without dead ends: 146 [2020-07-08 11:23:15,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:23:15,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-07-08 11:23:17,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 119. [2020-07-08 11:23:17,231 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:23:17,231 INFO L82 GeneralOperation]: Start isEquivalent. First operand 146 states. Second operand 119 states. [2020-07-08 11:23:17,231 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 119 states. [2020-07-08 11:23:17,231 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 119 states. [2020-07-08 11:23:17,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:17,241 INFO L93 Difference]: Finished difference Result 146 states and 181 transitions. [2020-07-08 11:23:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2020-07-08 11:23:17,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:17,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:17,243 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 146 states. [2020-07-08 11:23:17,243 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 146 states. [2020-07-08 11:23:17,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:17,252 INFO L93 Difference]: Finished difference Result 146 states and 181 transitions. [2020-07-08 11:23:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2020-07-08 11:23:17,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:17,253 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:17,253 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:23:17,253 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:23:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-08 11:23:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-08 11:23:17,259 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 47 [2020-07-08 11:23:17,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:23:17,259 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-08 11:23:17,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:23:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-08 11:23:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-08 11:23:17,261 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:23:17,262 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:23:17,262 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:23:17,262 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:23:17,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:23:17,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1199325015, now seen corresponding path program 1 times [2020-07-08 11:23:17,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:23:17,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138565591] [2020-07-08 11:23:17,263 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:23:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,689 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:23:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,779 INFO L280 TraceCheckUtils]: 0: Hoare triple {1960#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,780 INFO L280 TraceCheckUtils]: 1: Hoare triple {1941#(= 1 ~systemActive~0)} assume true; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,781 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1941#(= 1 ~systemActive~0)} {1936#true} #516#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,791 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #426#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,794 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,795 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #428#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,812 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:17,813 INFO L280 TraceCheckUtils]: 1: Hoare triple {1961#(= 1 |valid_product_#res|)} assume true; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:17,814 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1961#(= 1 |valid_product_#res|)} {1941#(= 1 ~systemActive~0)} #430#return; {1949#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-08 11:23:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,818 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,819 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1936#true} {1951#(not (= 0 ~systemActive~0))} #432#return; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,822 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1936#true} is VALID [2020-07-08 11:23:17,822 INFO L280 TraceCheckUtils]: 1: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,822 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1936#true} {1937#false} #420#return; {1937#false} is VALID [2020-07-08 11:23:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:17,826 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1936#true} is VALID [2020-07-08 11:23:17,826 INFO L280 TraceCheckUtils]: 1: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,826 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1936#true} {1937#false} #422#return; {1937#false} is VALID [2020-07-08 11:23:17,831 INFO L263 TraceCheckUtils]: 0: Hoare triple {1936#true} call ULTIMATE.init(); {1960#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:23:17,837 INFO L280 TraceCheckUtils]: 1: Hoare triple {1960#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,838 INFO L280 TraceCheckUtils]: 2: Hoare triple {1941#(= 1 ~systemActive~0)} assume true; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,838 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1941#(= 1 ~systemActive~0)} {1936#true} #516#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,839 INFO L263 TraceCheckUtils]: 4: Hoare triple {1941#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,840 INFO L280 TraceCheckUtils]: 5: Hoare triple {1941#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,840 INFO L263 TraceCheckUtils]: 6: Hoare triple {1941#(= 1 ~systemActive~0)} call select_helpers(); {1936#true} is VALID [2020-07-08 11:23:17,840 INFO L280 TraceCheckUtils]: 7: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,841 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #426#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,841 INFO L263 TraceCheckUtils]: 9: Hoare triple {1941#(= 1 ~systemActive~0)} call select_features(); {1936#true} is VALID [2020-07-08 11:23:17,842 INFO L280 TraceCheckUtils]: 10: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,842 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #428#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:23:17,843 INFO L263 TraceCheckUtils]: 12: Hoare triple {1941#(= 1 ~systemActive~0)} call #t~ret72 := valid_product(); {1936#true} is VALID [2020-07-08 11:23:17,843 INFO L280 TraceCheckUtils]: 13: Hoare triple {1936#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:17,844 INFO L280 TraceCheckUtils]: 14: Hoare triple {1961#(= 1 |valid_product_#res|)} assume true; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:17,845 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1961#(= 1 |valid_product_#res|)} {1941#(= 1 ~systemActive~0)} #430#return; {1949#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-08 11:23:17,846 INFO L280 TraceCheckUtils]: 16: Hoare triple {1949#(= |main_#t~ret72| ~systemActive~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1950#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-08 11:23:17,846 INFO L280 TraceCheckUtils]: 17: Hoare triple {1950#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,847 INFO L263 TraceCheckUtils]: 18: Hoare triple {1951#(not (= 0 ~systemActive~0))} call setup(); {1936#true} is VALID [2020-07-08 11:23:17,847 INFO L280 TraceCheckUtils]: 19: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,848 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1936#true} {1951#(not (= 0 ~systemActive~0))} #432#return; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,848 INFO L263 TraceCheckUtils]: 21: Hoare triple {1951#(not (= 0 ~systemActive~0))} call runTest(); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,849 INFO L263 TraceCheckUtils]: 22: Hoare triple {1951#(not (= 0 ~systemActive~0))} call test(); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,850 INFO L280 TraceCheckUtils]: 23: Hoare triple {1951#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,850 INFO L280 TraceCheckUtils]: 24: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !false; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,851 INFO L280 TraceCheckUtils]: 25: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,852 INFO L280 TraceCheckUtils]: 26: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,852 INFO L280 TraceCheckUtils]: 27: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,853 INFO L280 TraceCheckUtils]: 28: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,853 INFO L280 TraceCheckUtils]: 29: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,854 INFO L280 TraceCheckUtils]: 30: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,854 INFO L280 TraceCheckUtils]: 31: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,855 INFO L263 TraceCheckUtils]: 32: Hoare triple {1951#(not (= 0 ~systemActive~0))} call timeShift(); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,856 INFO L280 TraceCheckUtils]: 33: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:23:17,856 INFO L280 TraceCheckUtils]: 34: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1937#false} is VALID [2020-07-08 11:23:17,856 INFO L263 TraceCheckUtils]: 35: Hoare triple {1937#false} call __utac_acc__Specification4_spec__1(); {1937#false} is VALID [2020-07-08 11:23:17,857 INFO L280 TraceCheckUtils]: 36: Hoare triple {1937#false} havoc ~tmp~7;havoc ~tmp___0~2; {1937#false} is VALID [2020-07-08 11:23:17,857 INFO L263 TraceCheckUtils]: 37: Hoare triple {1937#false} call #t~ret70 := getWaterLevel(); {1936#true} is VALID [2020-07-08 11:23:17,857 INFO L280 TraceCheckUtils]: 38: Hoare triple {1936#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1936#true} is VALID [2020-07-08 11:23:17,857 INFO L280 TraceCheckUtils]: 39: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,858 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1936#true} {1937#false} #420#return; {1937#false} is VALID [2020-07-08 11:23:17,858 INFO L280 TraceCheckUtils]: 41: Hoare triple {1937#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1937#false} is VALID [2020-07-08 11:23:17,858 INFO L280 TraceCheckUtils]: 42: Hoare triple {1937#false} assume 0 == ~tmp~7; {1937#false} is VALID [2020-07-08 11:23:17,858 INFO L263 TraceCheckUtils]: 43: Hoare triple {1937#false} call #t~ret71 := isPumpRunning(); {1936#true} is VALID [2020-07-08 11:23:17,859 INFO L280 TraceCheckUtils]: 44: Hoare triple {1936#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1936#true} is VALID [2020-07-08 11:23:17,859 INFO L280 TraceCheckUtils]: 45: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-08 11:23:17,859 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1936#true} {1937#false} #422#return; {1937#false} is VALID [2020-07-08 11:23:17,859 INFO L280 TraceCheckUtils]: 47: Hoare triple {1937#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1937#false} is VALID [2020-07-08 11:23:17,860 INFO L280 TraceCheckUtils]: 48: Hoare triple {1937#false} assume 0 != ~tmp___0~2; {1937#false} is VALID [2020-07-08 11:23:17,860 INFO L263 TraceCheckUtils]: 49: Hoare triple {1937#false} call __automaton_fail(); {1937#false} is VALID [2020-07-08 11:23:17,860 INFO L280 TraceCheckUtils]: 50: Hoare triple {1937#false} assume !false; {1937#false} is VALID [2020-07-08 11:23:17,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:23:17,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138565591] [2020-07-08 11:23:17,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:23:17,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:23:17,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062492629] [2020-07-08 11:23:17,869 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-08 11:23:17,870 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:23:17,870 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:23:17,934 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:17,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:23:17,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:23:17,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:23:17,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:23:17,935 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 8 states. [2020-07-08 11:23:18,666 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:23:19,603 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:20,017 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:20,341 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:23,952 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:23:33,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:33,964 INFO L93 Difference]: Finished difference Result 409 states and 509 transitions. [2020-07-08 11:23:33,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:23:33,965 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-08 11:23:33,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:23:33,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:23:33,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 509 transitions. [2020-07-08 11:23:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:23:33,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 509 transitions. [2020-07-08 11:23:33,988 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 509 transitions. [2020-07-08 11:23:35,844 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 509 edges. 509 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:35,858 INFO L225 Difference]: With dead ends: 409 [2020-07-08 11:23:35,858 INFO L226 Difference]: Without dead ends: 314 [2020-07-08 11:23:35,859 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:23:35,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-07-08 11:23:38,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 256. [2020-07-08 11:23:38,689 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:23:38,690 INFO L82 GeneralOperation]: Start isEquivalent. First operand 314 states. Second operand 256 states. [2020-07-08 11:23:38,690 INFO L74 IsIncluded]: Start isIncluded. First operand 314 states. Second operand 256 states. [2020-07-08 11:23:38,690 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 256 states. [2020-07-08 11:23:38,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:38,708 INFO L93 Difference]: Finished difference Result 314 states and 387 transitions. [2020-07-08 11:23:38,708 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 387 transitions. [2020-07-08 11:23:38,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:38,710 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:38,710 INFO L74 IsIncluded]: Start isIncluded. First operand 256 states. Second operand 314 states. [2020-07-08 11:23:38,710 INFO L87 Difference]: Start difference. First operand 256 states. Second operand 314 states. [2020-07-08 11:23:38,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:38,727 INFO L93 Difference]: Finished difference Result 314 states and 387 transitions. [2020-07-08 11:23:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 387 transitions. [2020-07-08 11:23:38,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:38,729 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:38,729 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:23:38,730 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:23:38,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-07-08 11:23:38,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 310 transitions. [2020-07-08 11:23:38,742 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 310 transitions. Word has length 51 [2020-07-08 11:23:38,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:23:38,743 INFO L479 AbstractCegarLoop]: Abstraction has 256 states and 310 transitions. [2020-07-08 11:23:38,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:23:38,743 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 310 transitions. [2020-07-08 11:23:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:23:38,745 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:23:38,745 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:23:38,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:23:38,745 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:23:38,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:23:38,746 INFO L82 PathProgramCache]: Analyzing trace with hash -274049321, now seen corresponding path program 1 times [2020-07-08 11:23:38,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:23:38,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963532302] [2020-07-08 11:23:38,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:23:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,130 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:23:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,236 INFO L280 TraceCheckUtils]: 0: Hoare triple {3572#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,238 INFO L280 TraceCheckUtils]: 1: Hoare triple {3547#(= 1 ~waterLevel~0)} assume true; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,238 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3547#(= 1 ~waterLevel~0)} {3542#true} #516#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,242 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,243 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #426#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,247 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,248 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #428#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,271 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:39,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {3573#(= 1 |valid_product_#res|)} assume true; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:39,273 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3573#(= 1 |valid_product_#res|)} {3547#(= 1 ~waterLevel~0)} #430#return; {3555#(= |main_#t~ret72| ~waterLevel~0)} is VALID [2020-07-08 11:23:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,277 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,278 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #432#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,300 INFO L280 TraceCheckUtils]: 0: Hoare triple {3574#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3542#true} is VALID [2020-07-08 11:23:39,301 INFO L280 TraceCheckUtils]: 1: Hoare triple {3542#true} ~systemActive~0 := 0; {3542#true} is VALID [2020-07-08 11:23:39,301 INFO L280 TraceCheckUtils]: 2: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,302 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #482#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,321 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:39,322 INFO L280 TraceCheckUtils]: 1: Hoare triple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:39,323 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} {3557#(not (= 0 ~waterLevel~0))} #420#return; {3567#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} is VALID [2020-07-08 11:23:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:39,327 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {3542#true} is VALID [2020-07-08 11:23:39,327 INFO L280 TraceCheckUtils]: 1: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,327 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3542#true} {3543#false} #422#return; {3543#false} is VALID [2020-07-08 11:23:39,332 INFO L263 TraceCheckUtils]: 0: Hoare triple {3542#true} call ULTIMATE.init(); {3572#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:23:39,338 INFO L280 TraceCheckUtils]: 1: Hoare triple {3572#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,339 INFO L280 TraceCheckUtils]: 2: Hoare triple {3547#(= 1 ~waterLevel~0)} assume true; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,340 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3547#(= 1 ~waterLevel~0)} {3542#true} #516#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,340 INFO L263 TraceCheckUtils]: 4: Hoare triple {3547#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,341 INFO L280 TraceCheckUtils]: 5: Hoare triple {3547#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,342 INFO L263 TraceCheckUtils]: 6: Hoare triple {3547#(= 1 ~waterLevel~0)} call select_helpers(); {3542#true} is VALID [2020-07-08 11:23:39,342 INFO L280 TraceCheckUtils]: 7: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,343 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #426#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,343 INFO L263 TraceCheckUtils]: 9: Hoare triple {3547#(= 1 ~waterLevel~0)} call select_features(); {3542#true} is VALID [2020-07-08 11:23:39,343 INFO L280 TraceCheckUtils]: 10: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,344 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #428#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,344 INFO L263 TraceCheckUtils]: 12: Hoare triple {3547#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {3542#true} is VALID [2020-07-08 11:23:39,345 INFO L280 TraceCheckUtils]: 13: Hoare triple {3542#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:39,346 INFO L280 TraceCheckUtils]: 14: Hoare triple {3573#(= 1 |valid_product_#res|)} assume true; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:23:39,346 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3573#(= 1 |valid_product_#res|)} {3547#(= 1 ~waterLevel~0)} #430#return; {3555#(= |main_#t~ret72| ~waterLevel~0)} is VALID [2020-07-08 11:23:39,347 INFO L280 TraceCheckUtils]: 16: Hoare triple {3555#(= |main_#t~ret72| ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {3556#(= main_~tmp~8 ~waterLevel~0)} is VALID [2020-07-08 11:23:39,348 INFO L280 TraceCheckUtils]: 17: Hoare triple {3556#(= main_~tmp~8 ~waterLevel~0)} assume 0 != ~tmp~8; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,348 INFO L263 TraceCheckUtils]: 18: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call setup(); {3542#true} is VALID [2020-07-08 11:23:39,348 INFO L280 TraceCheckUtils]: 19: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,349 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #432#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,350 INFO L263 TraceCheckUtils]: 21: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call runTest(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,350 INFO L263 TraceCheckUtils]: 22: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call test(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,351 INFO L280 TraceCheckUtils]: 23: Hoare triple {3557#(not (= 0 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,352 INFO L280 TraceCheckUtils]: 24: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !false; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,352 INFO L280 TraceCheckUtils]: 25: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,353 INFO L280 TraceCheckUtils]: 26: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,354 INFO L280 TraceCheckUtils]: 27: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp~3); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,354 INFO L280 TraceCheckUtils]: 28: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,355 INFO L280 TraceCheckUtils]: 29: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___0~0); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,356 INFO L280 TraceCheckUtils]: 30: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,356 INFO L280 TraceCheckUtils]: 31: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,357 INFO L280 TraceCheckUtils]: 32: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume 0 != ~tmp___1~0; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,358 INFO L263 TraceCheckUtils]: 33: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call stopSystem(); {3574#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:23:39,358 INFO L280 TraceCheckUtils]: 34: Hoare triple {3574#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3542#true} is VALID [2020-07-08 11:23:39,359 INFO L280 TraceCheckUtils]: 35: Hoare triple {3542#true} ~systemActive~0 := 0; {3542#true} is VALID [2020-07-08 11:23:39,359 INFO L280 TraceCheckUtils]: 36: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,360 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #482#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,363 INFO L263 TraceCheckUtils]: 38: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call timeShift(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,364 INFO L280 TraceCheckUtils]: 39: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,365 INFO L280 TraceCheckUtils]: 40: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~systemActive~0); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,366 INFO L263 TraceCheckUtils]: 41: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call __utac_acc__Specification4_spec__1(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,366 INFO L280 TraceCheckUtils]: 42: Hoare triple {3557#(not (= 0 ~waterLevel~0))} havoc ~tmp~7;havoc ~tmp___0~2; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:39,366 INFO L263 TraceCheckUtils]: 43: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call #t~ret70 := getWaterLevel(); {3542#true} is VALID [2020-07-08 11:23:39,367 INFO L280 TraceCheckUtils]: 44: Hoare triple {3542#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:39,368 INFO L280 TraceCheckUtils]: 45: Hoare triple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:39,371 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} {3557#(not (= 0 ~waterLevel~0))} #420#return; {3567#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} is VALID [2020-07-08 11:23:39,373 INFO L280 TraceCheckUtils]: 47: Hoare triple {3567#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3568#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~7))} is VALID [2020-07-08 11:23:39,374 INFO L280 TraceCheckUtils]: 48: Hoare triple {3568#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~7))} assume 0 == ~tmp~7; {3543#false} is VALID [2020-07-08 11:23:39,375 INFO L263 TraceCheckUtils]: 49: Hoare triple {3543#false} call #t~ret71 := isPumpRunning(); {3542#true} is VALID [2020-07-08 11:23:39,375 INFO L280 TraceCheckUtils]: 50: Hoare triple {3542#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {3542#true} is VALID [2020-07-08 11:23:39,375 INFO L280 TraceCheckUtils]: 51: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-08 11:23:39,375 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3542#true} {3543#false} #422#return; {3543#false} is VALID [2020-07-08 11:23:39,376 INFO L280 TraceCheckUtils]: 53: Hoare triple {3543#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3543#false} is VALID [2020-07-08 11:23:39,376 INFO L280 TraceCheckUtils]: 54: Hoare triple {3543#false} assume 0 != ~tmp___0~2; {3543#false} is VALID [2020-07-08 11:23:39,376 INFO L263 TraceCheckUtils]: 55: Hoare triple {3543#false} call __automaton_fail(); {3543#false} is VALID [2020-07-08 11:23:39,376 INFO L280 TraceCheckUtils]: 56: Hoare triple {3543#false} assume !false; {3543#false} is VALID [2020-07-08 11:23:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:23:39,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963532302] [2020-07-08 11:23:39,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:23:39,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-08 11:23:39,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887878055] [2020-07-08 11:23:39,387 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-08 11:23:39,387 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:23:39,387 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 11:23:39,464 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:39,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 11:23:39,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:23:39,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 11:23:39,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:23:39,466 INFO L87 Difference]: Start difference. First operand 256 states and 310 transitions. Second operand 12 states. [2020-07-08 11:23:40,586 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:23:41,707 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:42,184 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:42,526 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:45,246 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:23:50,875 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:52,560 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:54,124 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:54,500 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-08 11:23:55,115 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:23:56,706 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:58,005 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:59,049 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:24:10,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:10,570 INFO L93 Difference]: Finished difference Result 1027 states and 1368 transitions. [2020-07-08 11:24:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-08 11:24:10,570 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-08 11:24:10,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:24:10,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:24:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 627 transitions. [2020-07-08 11:24:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:24:10,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 627 transitions. [2020-07-08 11:24:10,618 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 627 transitions. [2020-07-08 11:24:12,931 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 627 edges. 627 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:12,990 INFO L225 Difference]: With dead ends: 1027 [2020-07-08 11:24:12,990 INFO L226 Difference]: Without dead ends: 795 [2020-07-08 11:24:12,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-08 11:24:12,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2020-07-08 11:24:20,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 694. [2020-07-08 11:24:20,184 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:24:20,184 INFO L82 GeneralOperation]: Start isEquivalent. First operand 795 states. Second operand 694 states. [2020-07-08 11:24:20,184 INFO L74 IsIncluded]: Start isIncluded. First operand 795 states. Second operand 694 states. [2020-07-08 11:24:20,184 INFO L87 Difference]: Start difference. First operand 795 states. Second operand 694 states. [2020-07-08 11:24:20,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:20,239 INFO L93 Difference]: Finished difference Result 795 states and 1041 transitions. [2020-07-08 11:24:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1041 transitions. [2020-07-08 11:24:20,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:20,245 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:20,245 INFO L74 IsIncluded]: Start isIncluded. First operand 694 states. Second operand 795 states. [2020-07-08 11:24:20,245 INFO L87 Difference]: Start difference. First operand 694 states. Second operand 795 states. [2020-07-08 11:24:20,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:20,312 INFO L93 Difference]: Finished difference Result 795 states and 1041 transitions. [2020-07-08 11:24:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1041 transitions. [2020-07-08 11:24:20,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:20,317 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:20,317 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:24:20,317 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:24:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 694 states. [2020-07-08 11:24:20,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 862 transitions. [2020-07-08 11:24:20,361 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 862 transitions. Word has length 57 [2020-07-08 11:24:20,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:24:20,361 INFO L479 AbstractCegarLoop]: Abstraction has 694 states and 862 transitions. [2020-07-08 11:24:20,361 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 11:24:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 862 transitions. [2020-07-08 11:24:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-08 11:24:20,364 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:24:20,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:24:20,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:24:20,365 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:24:20,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:24:20,365 INFO L82 PathProgramCache]: Analyzing trace with hash 2094502109, now seen corresponding path program 1 times [2020-07-08 11:24:20,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:24:20,366 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231232124] [2020-07-08 11:24:20,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:24:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,744 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:24:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,828 INFO L280 TraceCheckUtils]: 0: Hoare triple {7642#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,829 INFO L280 TraceCheckUtils]: 1: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,833 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7614#true} #516#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,845 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,846 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #426#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,849 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,850 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #428#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,854 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {7614#true} is VALID [2020-07-08 11:24:20,854 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,855 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #430#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,858 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,858 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #432#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,875 INFO L280 TraceCheckUtils]: 0: Hoare triple {7643#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,876 INFO L280 TraceCheckUtils]: 1: Hoare triple {7619#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,877 INFO L280 TraceCheckUtils]: 2: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,878 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7619#(= 0 ~pumpRunning~0)} #482#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,893 INFO L280 TraceCheckUtils]: 0: Hoare triple {7644#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7614#true} is VALID [2020-07-08 11:24:20,893 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,894 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7615#false} #488#return; {7615#false} is VALID [2020-07-08 11:24:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,897 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7614#true} is VALID [2020-07-08 11:24:20,897 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,897 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7615#false} #420#return; {7615#false} is VALID [2020-07-08 11:24:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:20,902 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {7614#true} is VALID [2020-07-08 11:24:20,903 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,903 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7615#false} #422#return; {7615#false} is VALID [2020-07-08 11:24:20,908 INFO L263 TraceCheckUtils]: 0: Hoare triple {7614#true} call ULTIMATE.init(); {7642#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:24:20,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {7642#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,913 INFO L280 TraceCheckUtils]: 2: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,914 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7614#true} #516#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,915 INFO L263 TraceCheckUtils]: 4: Hoare triple {7619#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,916 INFO L280 TraceCheckUtils]: 5: Hoare triple {7619#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,916 INFO L263 TraceCheckUtils]: 6: Hoare triple {7619#(= 0 ~pumpRunning~0)} call select_helpers(); {7614#true} is VALID [2020-07-08 11:24:20,916 INFO L280 TraceCheckUtils]: 7: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,916 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #426#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,917 INFO L263 TraceCheckUtils]: 9: Hoare triple {7619#(= 0 ~pumpRunning~0)} call select_features(); {7614#true} is VALID [2020-07-08 11:24:20,917 INFO L280 TraceCheckUtils]: 10: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,917 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #428#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,917 INFO L263 TraceCheckUtils]: 12: Hoare triple {7619#(= 0 ~pumpRunning~0)} call #t~ret72 := valid_product(); {7614#true} is VALID [2020-07-08 11:24:20,918 INFO L280 TraceCheckUtils]: 13: Hoare triple {7614#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {7614#true} is VALID [2020-07-08 11:24:20,918 INFO L280 TraceCheckUtils]: 14: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,918 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #430#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,919 INFO L280 TraceCheckUtils]: 16: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,919 INFO L280 TraceCheckUtils]: 17: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~8; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,919 INFO L263 TraceCheckUtils]: 18: Hoare triple {7619#(= 0 ~pumpRunning~0)} call setup(); {7614#true} is VALID [2020-07-08 11:24:20,920 INFO L280 TraceCheckUtils]: 19: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,920 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #432#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,920 INFO L263 TraceCheckUtils]: 21: Hoare triple {7619#(= 0 ~pumpRunning~0)} call runTest(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,921 INFO L263 TraceCheckUtils]: 22: Hoare triple {7619#(= 0 ~pumpRunning~0)} call test(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,922 INFO L280 TraceCheckUtils]: 23: Hoare triple {7619#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,922 INFO L280 TraceCheckUtils]: 24: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !false; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,923 INFO L280 TraceCheckUtils]: 25: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,923 INFO L280 TraceCheckUtils]: 26: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,924 INFO L280 TraceCheckUtils]: 27: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,924 INFO L280 TraceCheckUtils]: 28: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,925 INFO L280 TraceCheckUtils]: 29: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,925 INFO L280 TraceCheckUtils]: 30: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,925 INFO L280 TraceCheckUtils]: 31: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,926 INFO L280 TraceCheckUtils]: 32: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,926 INFO L263 TraceCheckUtils]: 33: Hoare triple {7619#(= 0 ~pumpRunning~0)} call stopSystem(); {7643#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:24:20,927 INFO L280 TraceCheckUtils]: 34: Hoare triple {7643#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,927 INFO L280 TraceCheckUtils]: 35: Hoare triple {7619#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,928 INFO L280 TraceCheckUtils]: 36: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,928 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7619#(= 0 ~pumpRunning~0)} #482#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,929 INFO L263 TraceCheckUtils]: 38: Hoare triple {7619#(= 0 ~pumpRunning~0)} call timeShift(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:24:20,931 INFO L280 TraceCheckUtils]: 39: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {7615#false} is VALID [2020-07-08 11:24:20,931 INFO L263 TraceCheckUtils]: 40: Hoare triple {7615#false} call lowerWaterLevel(); {7644#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:20,931 INFO L280 TraceCheckUtils]: 41: Hoare triple {7644#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7614#true} is VALID [2020-07-08 11:24:20,932 INFO L280 TraceCheckUtils]: 42: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,932 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {7614#true} {7615#false} #488#return; {7615#false} is VALID [2020-07-08 11:24:20,932 INFO L280 TraceCheckUtils]: 44: Hoare triple {7615#false} assume !(0 != ~systemActive~0); {7615#false} is VALID [2020-07-08 11:24:20,932 INFO L263 TraceCheckUtils]: 45: Hoare triple {7615#false} call __utac_acc__Specification4_spec__1(); {7615#false} is VALID [2020-07-08 11:24:20,933 INFO L280 TraceCheckUtils]: 46: Hoare triple {7615#false} havoc ~tmp~7;havoc ~tmp___0~2; {7615#false} is VALID [2020-07-08 11:24:20,933 INFO L263 TraceCheckUtils]: 47: Hoare triple {7615#false} call #t~ret70 := getWaterLevel(); {7614#true} is VALID [2020-07-08 11:24:20,933 INFO L280 TraceCheckUtils]: 48: Hoare triple {7614#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7614#true} is VALID [2020-07-08 11:24:20,933 INFO L280 TraceCheckUtils]: 49: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,933 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {7614#true} {7615#false} #420#return; {7615#false} is VALID [2020-07-08 11:24:20,934 INFO L280 TraceCheckUtils]: 51: Hoare triple {7615#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {7615#false} is VALID [2020-07-08 11:24:20,934 INFO L280 TraceCheckUtils]: 52: Hoare triple {7615#false} assume 0 == ~tmp~7; {7615#false} is VALID [2020-07-08 11:24:20,934 INFO L263 TraceCheckUtils]: 53: Hoare triple {7615#false} call #t~ret71 := isPumpRunning(); {7614#true} is VALID [2020-07-08 11:24:20,934 INFO L280 TraceCheckUtils]: 54: Hoare triple {7614#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {7614#true} is VALID [2020-07-08 11:24:20,935 INFO L280 TraceCheckUtils]: 55: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-08 11:24:20,935 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {7614#true} {7615#false} #422#return; {7615#false} is VALID [2020-07-08 11:24:20,935 INFO L280 TraceCheckUtils]: 57: Hoare triple {7615#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {7615#false} is VALID [2020-07-08 11:24:20,935 INFO L280 TraceCheckUtils]: 58: Hoare triple {7615#false} assume 0 != ~tmp___0~2; {7615#false} is VALID [2020-07-08 11:24:20,935 INFO L263 TraceCheckUtils]: 59: Hoare triple {7615#false} call __automaton_fail(); {7615#false} is VALID [2020-07-08 11:24:20,936 INFO L280 TraceCheckUtils]: 60: Hoare triple {7615#false} assume !false; {7615#false} is VALID [2020-07-08 11:24:20,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:24:20,943 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231232124] [2020-07-08 11:24:20,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:24:20,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:24:20,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441568843] [2020-07-08 11:24:20,944 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-08 11:24:20,944 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:24:20,944 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:24:21,031 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:21,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:24:21,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:24:21,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:24:21,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:24:21,033 INFO L87 Difference]: Start difference. First operand 694 states and 862 transitions. Second operand 6 states. [2020-07-08 11:24:21,789 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:24:31,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:31,511 INFO L93 Difference]: Finished difference Result 1115 states and 1437 transitions. [2020-07-08 11:24:31,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 11:24:31,511 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-08 11:24:31,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:24:31,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:24:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 309 transitions. [2020-07-08 11:24:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:24:31,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 309 transitions. [2020-07-08 11:24:31,521 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 309 transitions. [2020-07-08 11:24:32,278 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 309 edges. 309 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:32,297 INFO L225 Difference]: With dead ends: 1115 [2020-07-08 11:24:32,297 INFO L226 Difference]: Without dead ends: 445 [2020-07-08 11:24:32,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-08 11:24:32,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-07-08 11:24:36,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 420. [2020-07-08 11:24:36,239 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:24:36,239 INFO L82 GeneralOperation]: Start isEquivalent. First operand 445 states. Second operand 420 states. [2020-07-08 11:24:36,239 INFO L74 IsIncluded]: Start isIncluded. First operand 445 states. Second operand 420 states. [2020-07-08 11:24:36,239 INFO L87 Difference]: Start difference. First operand 445 states. Second operand 420 states. [2020-07-08 11:24:36,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:36,258 INFO L93 Difference]: Finished difference Result 445 states and 518 transitions. [2020-07-08 11:24:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 518 transitions. [2020-07-08 11:24:36,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:36,259 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:36,260 INFO L74 IsIncluded]: Start isIncluded. First operand 420 states. Second operand 445 states. [2020-07-08 11:24:36,260 INFO L87 Difference]: Start difference. First operand 420 states. Second operand 445 states. [2020-07-08 11:24:36,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:36,277 INFO L93 Difference]: Finished difference Result 445 states and 518 transitions. [2020-07-08 11:24:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 518 transitions. [2020-07-08 11:24:36,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:36,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:36,279 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:24:36,279 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:24:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-07-08 11:24:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 479 transitions. [2020-07-08 11:24:36,296 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 479 transitions. Word has length 61 [2020-07-08 11:24:36,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:24:36,297 INFO L479 AbstractCegarLoop]: Abstraction has 420 states and 479 transitions. [2020-07-08 11:24:36,297 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:24:36,297 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 479 transitions. [2020-07-08 11:24:36,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-08 11:24:36,299 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:24:36,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:24:36,300 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:24:36,300 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:24:36,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:24:36,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1427524119, now seen corresponding path program 1 times [2020-07-08 11:24:36,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:24:36,301 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263472007] [2020-07-08 11:24:36,301 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:24:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,743 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:24:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,856 INFO L280 TraceCheckUtils]: 0: Hoare triple {10728#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,857 INFO L280 TraceCheckUtils]: 1: Hoare triple {10687#(= 1 ~waterLevel~0)} assume true; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,858 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10687#(= 1 ~waterLevel~0)} {10682#true} #516#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,863 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:36,864 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #426#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,868 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:36,869 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #428#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,874 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {10682#true} is VALID [2020-07-08 11:24:36,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:36,876 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #430#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:36,882 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #432#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,924 INFO L280 TraceCheckUtils]: 0: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:36,925 INFO L280 TraceCheckUtils]: 1: Hoare triple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:36,926 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {10687#(= 1 ~waterLevel~0)} #478#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,950 INFO L280 TraceCheckUtils]: 0: Hoare triple {10731#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {10682#true} is VALID [2020-07-08 11:24:36,950 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} ~systemActive~0 := 0; {10682#true} is VALID [2020-07-08 11:24:36,950 INFO L280 TraceCheckUtils]: 2: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:36,951 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10682#true} {10700#(<= 2 ~waterLevel~0)} #482#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:37,002 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,003 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,003 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-08 11:24:37,003 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-08 11:24:37,004 INFO L263 TraceCheckUtils]: 1: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-08 11:24:37,004 INFO L280 TraceCheckUtils]: 2: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,007 INFO L280 TraceCheckUtils]: 3: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,008 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-08 11:24:37,008 INFO L280 TraceCheckUtils]: 5: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-08 11:24:37,008 INFO L280 TraceCheckUtils]: 6: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-08 11:24:37,009 INFO L280 TraceCheckUtils]: 7: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,014 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10682#true} {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} #492#return; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,015 INFO L280 TraceCheckUtils]: 0: Hoare triple {10732#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,016 INFO L280 TraceCheckUtils]: 1: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,016 INFO L263 TraceCheckUtils]: 2: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {10682#true} is VALID [2020-07-08 11:24:37,016 INFO L280 TraceCheckUtils]: 3: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-08 11:24:37,016 INFO L263 TraceCheckUtils]: 4: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-08 11:24:37,016 INFO L280 TraceCheckUtils]: 5: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,017 INFO L280 TraceCheckUtils]: 6: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,017 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-08 11:24:37,017 INFO L280 TraceCheckUtils]: 8: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-08 11:24:37,017 INFO L280 TraceCheckUtils]: 9: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-08 11:24:37,017 INFO L280 TraceCheckUtils]: 10: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,018 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {10682#true} {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} #492#return; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,019 INFO L280 TraceCheckUtils]: 12: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,020 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} {10700#(<= 2 ~waterLevel~0)} #484#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:37,038 INFO L280 TraceCheckUtils]: 0: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:37,039 INFO L280 TraceCheckUtils]: 1: Hoare triple {10745#(<= |old(~waterLevel~0)| 1)} assume true; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:37,040 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10745#(<= |old(~waterLevel~0)| 1)} {10700#(<= 2 ~waterLevel~0)} #478#return; {10683#false} is VALID [2020-07-08 11:24:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:37,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,046 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,046 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10683#false} #420#return; {10683#false} is VALID [2020-07-08 11:24:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:37,049 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {10682#true} is VALID [2020-07-08 11:24:37,049 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,049 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10683#false} #422#return; {10683#false} is VALID [2020-07-08 11:24:37,054 INFO L263 TraceCheckUtils]: 0: Hoare triple {10682#true} call ULTIMATE.init(); {10728#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:24:37,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {10728#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,060 INFO L280 TraceCheckUtils]: 2: Hoare triple {10687#(= 1 ~waterLevel~0)} assume true; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,061 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10687#(= 1 ~waterLevel~0)} {10682#true} #516#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,061 INFO L263 TraceCheckUtils]: 4: Hoare triple {10687#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,062 INFO L280 TraceCheckUtils]: 5: Hoare triple {10687#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,062 INFO L263 TraceCheckUtils]: 6: Hoare triple {10687#(= 1 ~waterLevel~0)} call select_helpers(); {10682#true} is VALID [2020-07-08 11:24:37,062 INFO L280 TraceCheckUtils]: 7: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,064 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #426#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,064 INFO L263 TraceCheckUtils]: 9: Hoare triple {10687#(= 1 ~waterLevel~0)} call select_features(); {10682#true} is VALID [2020-07-08 11:24:37,065 INFO L280 TraceCheckUtils]: 10: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,065 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #428#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,065 INFO L263 TraceCheckUtils]: 12: Hoare triple {10687#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {10682#true} is VALID [2020-07-08 11:24:37,066 INFO L280 TraceCheckUtils]: 13: Hoare triple {10682#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {10682#true} is VALID [2020-07-08 11:24:37,066 INFO L280 TraceCheckUtils]: 14: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,067 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #430#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,067 INFO L280 TraceCheckUtils]: 16: Hoare triple {10687#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,068 INFO L280 TraceCheckUtils]: 17: Hoare triple {10687#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,068 INFO L263 TraceCheckUtils]: 18: Hoare triple {10687#(= 1 ~waterLevel~0)} call setup(); {10682#true} is VALID [2020-07-08 11:24:37,069 INFO L280 TraceCheckUtils]: 19: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,069 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #432#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,071 INFO L263 TraceCheckUtils]: 21: Hoare triple {10687#(= 1 ~waterLevel~0)} call runTest(); {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,071 INFO L263 TraceCheckUtils]: 22: Hoare triple {10687#(= 1 ~waterLevel~0)} call test(); {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,072 INFO L280 TraceCheckUtils]: 23: Hoare triple {10687#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,072 INFO L280 TraceCheckUtils]: 24: Hoare triple {10687#(= 1 ~waterLevel~0)} assume !false; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,073 INFO L280 TraceCheckUtils]: 25: Hoare triple {10687#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,073 INFO L280 TraceCheckUtils]: 26: Hoare triple {10687#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,074 INFO L280 TraceCheckUtils]: 27: Hoare triple {10687#(= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,075 INFO L263 TraceCheckUtils]: 28: Hoare triple {10687#(= 1 ~waterLevel~0)} call waterRise(); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,076 INFO L280 TraceCheckUtils]: 29: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:37,076 INFO L280 TraceCheckUtils]: 30: Hoare triple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:37,077 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {10687#(= 1 ~waterLevel~0)} #478#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,078 INFO L280 TraceCheckUtils]: 32: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,078 INFO L280 TraceCheckUtils]: 33: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,079 INFO L280 TraceCheckUtils]: 34: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,079 INFO L280 TraceCheckUtils]: 35: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,080 INFO L280 TraceCheckUtils]: 36: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,081 INFO L263 TraceCheckUtils]: 37: Hoare triple {10700#(<= 2 ~waterLevel~0)} call stopSystem(); {10731#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:24:37,081 INFO L280 TraceCheckUtils]: 38: Hoare triple {10731#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {10682#true} is VALID [2020-07-08 11:24:37,081 INFO L280 TraceCheckUtils]: 39: Hoare triple {10682#true} ~systemActive~0 := 0; {10682#true} is VALID [2020-07-08 11:24:37,081 INFO L280 TraceCheckUtils]: 40: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,082 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10682#true} {10700#(<= 2 ~waterLevel~0)} #482#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,083 INFO L263 TraceCheckUtils]: 42: Hoare triple {10700#(<= 2 ~waterLevel~0)} call timeShift(); {10732#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} is VALID [2020-07-08 11:24:37,083 INFO L280 TraceCheckUtils]: 43: Hoare triple {10732#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,084 INFO L280 TraceCheckUtils]: 44: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,084 INFO L263 TraceCheckUtils]: 45: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {10682#true} is VALID [2020-07-08 11:24:37,084 INFO L280 TraceCheckUtils]: 46: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-08 11:24:37,085 INFO L263 TraceCheckUtils]: 47: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-08 11:24:37,085 INFO L280 TraceCheckUtils]: 48: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,085 INFO L280 TraceCheckUtils]: 49: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,085 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-08 11:24:37,085 INFO L280 TraceCheckUtils]: 51: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-08 11:24:37,086 INFO L280 TraceCheckUtils]: 52: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-08 11:24:37,086 INFO L280 TraceCheckUtils]: 53: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,087 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {10682#true} {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} #492#return; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,087 INFO L280 TraceCheckUtils]: 55: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,088 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} {10700#(<= 2 ~waterLevel~0)} #484#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,089 INFO L280 TraceCheckUtils]: 57: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !false; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,089 INFO L280 TraceCheckUtils]: 58: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,090 INFO L280 TraceCheckUtils]: 59: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,090 INFO L280 TraceCheckUtils]: 60: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~3; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,091 INFO L263 TraceCheckUtils]: 61: Hoare triple {10700#(<= 2 ~waterLevel~0)} call waterRise(); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:37,092 INFO L280 TraceCheckUtils]: 62: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:37,092 INFO L280 TraceCheckUtils]: 63: Hoare triple {10745#(<= |old(~waterLevel~0)| 1)} assume true; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:37,094 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {10745#(<= |old(~waterLevel~0)| 1)} {10700#(<= 2 ~waterLevel~0)} #478#return; {10683#false} is VALID [2020-07-08 11:24:37,094 INFO L280 TraceCheckUtils]: 65: Hoare triple {10683#false} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10683#false} is VALID [2020-07-08 11:24:37,094 INFO L280 TraceCheckUtils]: 66: Hoare triple {10683#false} assume !(0 != ~tmp___0~0); {10683#false} is VALID [2020-07-08 11:24:37,094 INFO L280 TraceCheckUtils]: 67: Hoare triple {10683#false} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10683#false} is VALID [2020-07-08 11:24:37,094 INFO L280 TraceCheckUtils]: 68: Hoare triple {10683#false} assume 0 != ~tmp___2~0; {10683#false} is VALID [2020-07-08 11:24:37,095 INFO L263 TraceCheckUtils]: 69: Hoare triple {10683#false} call timeShift(); {10683#false} is VALID [2020-07-08 11:24:37,095 INFO L280 TraceCheckUtils]: 70: Hoare triple {10683#false} assume !(0 != ~pumpRunning~0); {10683#false} is VALID [2020-07-08 11:24:37,095 INFO L280 TraceCheckUtils]: 71: Hoare triple {10683#false} assume !(0 != ~systemActive~0); {10683#false} is VALID [2020-07-08 11:24:37,095 INFO L263 TraceCheckUtils]: 72: Hoare triple {10683#false} call __utac_acc__Specification4_spec__1(); {10683#false} is VALID [2020-07-08 11:24:37,096 INFO L280 TraceCheckUtils]: 73: Hoare triple {10683#false} havoc ~tmp~7;havoc ~tmp___0~2; {10683#false} is VALID [2020-07-08 11:24:37,096 INFO L263 TraceCheckUtils]: 74: Hoare triple {10683#false} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-08 11:24:37,096 INFO L280 TraceCheckUtils]: 75: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,096 INFO L280 TraceCheckUtils]: 76: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,096 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {10682#true} {10683#false} #420#return; {10683#false} is VALID [2020-07-08 11:24:37,096 INFO L280 TraceCheckUtils]: 78: Hoare triple {10683#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10683#false} is VALID [2020-07-08 11:24:37,097 INFO L280 TraceCheckUtils]: 79: Hoare triple {10683#false} assume 0 == ~tmp~7; {10683#false} is VALID [2020-07-08 11:24:37,097 INFO L263 TraceCheckUtils]: 80: Hoare triple {10683#false} call #t~ret71 := isPumpRunning(); {10682#true} is VALID [2020-07-08 11:24:37,097 INFO L280 TraceCheckUtils]: 81: Hoare triple {10682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {10682#true} is VALID [2020-07-08 11:24:37,097 INFO L280 TraceCheckUtils]: 82: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,097 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {10682#true} {10683#false} #422#return; {10683#false} is VALID [2020-07-08 11:24:37,098 INFO L280 TraceCheckUtils]: 84: Hoare triple {10683#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {10683#false} is VALID [2020-07-08 11:24:37,098 INFO L280 TraceCheckUtils]: 85: Hoare triple {10683#false} assume 0 != ~tmp___0~2; {10683#false} is VALID [2020-07-08 11:24:37,098 INFO L263 TraceCheckUtils]: 86: Hoare triple {10683#false} call __automaton_fail(); {10683#false} is VALID [2020-07-08 11:24:37,098 INFO L280 TraceCheckUtils]: 87: Hoare triple {10683#false} assume !false; {10683#false} is VALID [2020-07-08 11:24:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-08 11:24:37,129 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263472007] [2020-07-08 11:24:37,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73303812] [2020-07-08 11:24:37,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 11:24:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:37,334 INFO L264 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-08 11:24:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:37,378 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 11:24:37,672 INFO L263 TraceCheckUtils]: 0: Hoare triple {10682#true} call ULTIMATE.init(); {10682#true} is VALID [2020-07-08 11:24:37,678 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,679 INFO L280 TraceCheckUtils]: 2: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,680 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10682#true} #516#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,681 INFO L263 TraceCheckUtils]: 4: Hoare triple {10752#(<= 1 ~waterLevel~0)} call #t~ret73 := main(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,681 INFO L280 TraceCheckUtils]: 5: Hoare triple {10752#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,682 INFO L263 TraceCheckUtils]: 6: Hoare triple {10752#(<= 1 ~waterLevel~0)} call select_helpers(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,683 INFO L280 TraceCheckUtils]: 7: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,686 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #426#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,686 INFO L263 TraceCheckUtils]: 9: Hoare triple {10752#(<= 1 ~waterLevel~0)} call select_features(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,687 INFO L280 TraceCheckUtils]: 10: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,688 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #428#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,689 INFO L263 TraceCheckUtils]: 12: Hoare triple {10752#(<= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,689 INFO L280 TraceCheckUtils]: 13: Hoare triple {10752#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,690 INFO L280 TraceCheckUtils]: 14: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,691 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #430#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,691 INFO L280 TraceCheckUtils]: 16: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,692 INFO L280 TraceCheckUtils]: 17: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,693 INFO L263 TraceCheckUtils]: 18: Hoare triple {10752#(<= 1 ~waterLevel~0)} call setup(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,693 INFO L280 TraceCheckUtils]: 19: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,694 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #432#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,695 INFO L263 TraceCheckUtils]: 21: Hoare triple {10752#(<= 1 ~waterLevel~0)} call runTest(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,696 INFO L263 TraceCheckUtils]: 22: Hoare triple {10752#(<= 1 ~waterLevel~0)} call test(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,696 INFO L280 TraceCheckUtils]: 23: Hoare triple {10752#(<= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,697 INFO L280 TraceCheckUtils]: 24: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume !false; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,698 INFO L280 TraceCheckUtils]: 25: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,698 INFO L280 TraceCheckUtils]: 26: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,699 INFO L280 TraceCheckUtils]: 27: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,700 INFO L263 TraceCheckUtils]: 28: Hoare triple {10752#(<= 1 ~waterLevel~0)} call waterRise(); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,701 INFO L280 TraceCheckUtils]: 29: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:37,702 INFO L280 TraceCheckUtils]: 30: Hoare triple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:37,703 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #478#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,704 INFO L280 TraceCheckUtils]: 32: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,704 INFO L280 TraceCheckUtils]: 33: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,705 INFO L280 TraceCheckUtils]: 34: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,706 INFO L280 TraceCheckUtils]: 35: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,707 INFO L280 TraceCheckUtils]: 36: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,708 INFO L263 TraceCheckUtils]: 37: Hoare triple {10700#(<= 2 ~waterLevel~0)} call stopSystem(); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,708 INFO L280 TraceCheckUtils]: 38: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,709 INFO L280 TraceCheckUtils]: 39: Hoare triple {10700#(<= 2 ~waterLevel~0)} ~systemActive~0 := 0; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,709 INFO L280 TraceCheckUtils]: 40: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume true; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,710 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10700#(<= 2 ~waterLevel~0)} {10700#(<= 2 ~waterLevel~0)} #482#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,711 INFO L263 TraceCheckUtils]: 42: Hoare triple {10700#(<= 2 ~waterLevel~0)} call timeShift(); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,712 INFO L280 TraceCheckUtils]: 43: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,712 INFO L280 TraceCheckUtils]: 44: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~systemActive~0); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,713 INFO L263 TraceCheckUtils]: 45: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} call __utac_acc__Specification4_spec__1(); {10682#true} is VALID [2020-07-08 11:24:37,713 INFO L280 TraceCheckUtils]: 46: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-08 11:24:37,713 INFO L263 TraceCheckUtils]: 47: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-08 11:24:37,713 INFO L280 TraceCheckUtils]: 48: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-08 11:24:37,713 INFO L280 TraceCheckUtils]: 49: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,714 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-08 11:24:37,714 INFO L280 TraceCheckUtils]: 51: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-08 11:24:37,714 INFO L280 TraceCheckUtils]: 52: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-08 11:24:37,714 INFO L280 TraceCheckUtils]: 53: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-08 11:24:37,715 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {10682#true} {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} #492#return; {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,716 INFO L280 TraceCheckUtils]: 55: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume true; {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,718 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} {10700#(<= 2 ~waterLevel~0)} #484#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,718 INFO L280 TraceCheckUtils]: 57: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !false; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,719 INFO L280 TraceCheckUtils]: 58: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,720 INFO L280 TraceCheckUtils]: 59: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,720 INFO L280 TraceCheckUtils]: 60: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~3; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:37,721 INFO L263 TraceCheckUtils]: 61: Hoare triple {10700#(<= 2 ~waterLevel~0)} call waterRise(); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:37,722 INFO L280 TraceCheckUtils]: 62: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:37,723 INFO L280 TraceCheckUtils]: 63: Hoare triple {10745#(<= |old(~waterLevel~0)| 1)} assume true; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:37,724 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {10745#(<= |old(~waterLevel~0)| 1)} {10700#(<= 2 ~waterLevel~0)} #478#return; {10683#false} is VALID [2020-07-08 11:24:37,724 INFO L280 TraceCheckUtils]: 65: Hoare triple {10683#false} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10683#false} is VALID [2020-07-08 11:24:37,724 INFO L280 TraceCheckUtils]: 66: Hoare triple {10683#false} assume !(0 != ~tmp___0~0); {10683#false} is VALID [2020-07-08 11:24:37,724 INFO L280 TraceCheckUtils]: 67: Hoare triple {10683#false} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10683#false} is VALID [2020-07-08 11:24:37,724 INFO L280 TraceCheckUtils]: 68: Hoare triple {10683#false} assume 0 != ~tmp___2~0; {10683#false} is VALID [2020-07-08 11:24:37,725 INFO L263 TraceCheckUtils]: 69: Hoare triple {10683#false} call timeShift(); {10683#false} is VALID [2020-07-08 11:24:37,725 INFO L280 TraceCheckUtils]: 70: Hoare triple {10683#false} assume !(0 != ~pumpRunning~0); {10683#false} is VALID [2020-07-08 11:24:37,725 INFO L280 TraceCheckUtils]: 71: Hoare triple {10683#false} assume !(0 != ~systemActive~0); {10683#false} is VALID [2020-07-08 11:24:37,725 INFO L263 TraceCheckUtils]: 72: Hoare triple {10683#false} call __utac_acc__Specification4_spec__1(); {10683#false} is VALID [2020-07-08 11:24:37,725 INFO L280 TraceCheckUtils]: 73: Hoare triple {10683#false} havoc ~tmp~7;havoc ~tmp___0~2; {10683#false} is VALID [2020-07-08 11:24:37,726 INFO L263 TraceCheckUtils]: 74: Hoare triple {10683#false} call #t~ret70 := getWaterLevel(); {10683#false} is VALID [2020-07-08 11:24:37,726 INFO L280 TraceCheckUtils]: 75: Hoare triple {10683#false} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10683#false} is VALID [2020-07-08 11:24:37,726 INFO L280 TraceCheckUtils]: 76: Hoare triple {10683#false} assume true; {10683#false} is VALID [2020-07-08 11:24:37,726 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {10683#false} {10683#false} #420#return; {10683#false} is VALID [2020-07-08 11:24:37,726 INFO L280 TraceCheckUtils]: 78: Hoare triple {10683#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10683#false} is VALID [2020-07-08 11:24:37,726 INFO L280 TraceCheckUtils]: 79: Hoare triple {10683#false} assume 0 == ~tmp~7; {10683#false} is VALID [2020-07-08 11:24:37,727 INFO L263 TraceCheckUtils]: 80: Hoare triple {10683#false} call #t~ret71 := isPumpRunning(); {10683#false} is VALID [2020-07-08 11:24:37,727 INFO L280 TraceCheckUtils]: 81: Hoare triple {10683#false} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {10683#false} is VALID [2020-07-08 11:24:37,727 INFO L280 TraceCheckUtils]: 82: Hoare triple {10683#false} assume true; {10683#false} is VALID [2020-07-08 11:24:37,727 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {10683#false} {10683#false} #422#return; {10683#false} is VALID [2020-07-08 11:24:37,727 INFO L280 TraceCheckUtils]: 84: Hoare triple {10683#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {10683#false} is VALID [2020-07-08 11:24:37,728 INFO L280 TraceCheckUtils]: 85: Hoare triple {10683#false} assume 0 != ~tmp___0~2; {10683#false} is VALID [2020-07-08 11:24:37,728 INFO L263 TraceCheckUtils]: 86: Hoare triple {10683#false} call __automaton_fail(); {10683#false} is VALID [2020-07-08 11:24:37,728 INFO L280 TraceCheckUtils]: 87: Hoare triple {10683#false} assume !false; {10683#false} is VALID [2020-07-08 11:24:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 11:24:37,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 11:24:37,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-08 11:24:37,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78544104] [2020-07-08 11:24:37,738 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-08 11:24:37,740 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:24:37,740 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 11:24:37,941 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:37,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 11:24:37,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:24:37,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 11:24:37,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:24:37,942 INFO L87 Difference]: Start difference. First operand 420 states and 479 transitions. Second operand 12 states. [2020-07-08 11:24:38,910 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-08 11:24:42,160 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:24:50,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:50,132 INFO L93 Difference]: Finished difference Result 562 states and 654 transitions. [2020-07-08 11:24:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-08 11:24:50,133 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-08 11:24:50,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:24:50,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:24:50,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 269 transitions. [2020-07-08 11:24:50,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:24:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 269 transitions. [2020-07-08 11:24:50,142 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 269 transitions. [2020-07-08 11:24:50,963 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 269 edges. 269 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:50,964 INFO L225 Difference]: With dead ends: 562 [2020-07-08 11:24:50,964 INFO L226 Difference]: Without dead ends: 0 [2020-07-08 11:24:50,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-08 11:24:50,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-08 11:24:50,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-08 11:24:50,967 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:24:50,967 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:50,967 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:50,967 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:50,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:50,968 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 11:24:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 11:24:50,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:50,968 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:50,968 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:50,968 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:50,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:50,969 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 11:24:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 11:24:50,969 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:50,969 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:50,969 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:24:50,969 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:24:50,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-08 11:24:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-08 11:24:50,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2020-07-08 11:24:50,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:24:50,970 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-08 11:24:50,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 11:24:50,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 11:24:50,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:51,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-08 11:24:51,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-08 11:24:51,486 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 23 [2020-07-08 11:24:54,859 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-08 11:24:55,254 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:55,513 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-08 11:24:55,630 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-08 11:24:56,295 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-08 11:24:56,980 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-08 11:24:57,596 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-08 11:24:57,839 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-08 11:24:58,229 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-08 11:24:58,457 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:24:58,850 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-08 11:24:59,105 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-08 11:24:59,870 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-07-08 11:25:00,517 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-08 11:25:00,634 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-08 11:25:01,365 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-08 11:25:01,495 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-08 11:25:02,345 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-08 11:25:02,583 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-08 11:25:03,472 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-07-08 11:25:03,947 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:25:04,399 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:25:04,910 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:25:05,576 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:25:06,005 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:25:06,669 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-08 11:25:06,736 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-08 11:25:06,736 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-07-08 11:25:06,737 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-07-08 11:25:06,737 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-07-08 11:25:06,737 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-07-08 11:25:06,737 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-07-08 11:25:06,738 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-07-08 11:25:06,738 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-07-08 11:25:06,738 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-07-08 11:25:06,738 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-07-08 11:25:06,739 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 532 538) the Hoare annotation is: true [2020-07-08 11:25:06,739 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 532 538) no Hoare annotation was computed. [2020-07-08 11:25:06,740 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 539 547) no Hoare annotation was computed. [2020-07-08 11:25:06,740 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 539 547) the Hoare annotation is: true [2020-07-08 11:25:06,740 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 539 547) no Hoare annotation was computed. [2020-07-08 11:25:06,740 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-08 11:25:06,740 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 817 841) the Hoare annotation is: true [2020-07-08 11:25:06,740 INFO L268 CegarLoopResult]: For program point L829(lines 829 835) no Hoare annotation was computed. [2020-07-08 11:25:06,740 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-08 11:25:06,740 INFO L268 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-07-08 11:25:06,740 INFO L268 CegarLoopResult]: For program point L825(lines 825 838) no Hoare annotation was computed. [2020-07-08 11:25:06,740 INFO L268 CegarLoopResult]: For program point L825-1(lines 817 841) no Hoare annotation was computed. [2020-07-08 11:25:06,741 INFO L271 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-07-08 11:25:06,741 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-08 11:25:06,741 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 817 841) no Hoare annotation was computed. [2020-07-08 11:25:06,741 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,741 INFO L264 CegarLoopResult]: At program point L927-1(line 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,741 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 915 937) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,741 INFO L268 CegarLoopResult]: For program point L925(lines 925 932) no Hoare annotation was computed. [2020-07-08 11:25:06,742 INFO L268 CegarLoopResult]: For program point L925-1(lines 925 932) no Hoare annotation was computed. [2020-07-08 11:25:06,742 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-07-08 11:25:06,742 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,742 INFO L264 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,742 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 915 937) no Hoare annotation was computed. [2020-07-08 11:25:06,742 INFO L264 CegarLoopResult]: At program point L921-1(line 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,742 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 915 937) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 874 897) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 874 897) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 874 897) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-07-08 11:25:06,743 INFO L268 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-07-08 11:25:06,744 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 801 815) no Hoare annotation was computed. [2020-07-08 11:25:06,745 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,745 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 801 815) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-08 11:25:06,745 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-07-08 11:25:06,745 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 801 815) no Hoare annotation was computed. [2020-07-08 11:25:06,745 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-08 11:25:06,745 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 737 745) the Hoare annotation is: true [2020-07-08 11:25:06,745 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-08 11:25:06,745 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 782 800) the Hoare annotation is: true [2020-07-08 11:25:06,745 INFO L268 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 782 800) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L271 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 782 800) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point L765(lines 765 773) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point L753(lines 753 761) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2020-07-08 11:25:06,746 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 746 781) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 746 781) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 746 781) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 525 531) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 525 531) the Hoare annotation is: true [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-07-08 11:25:06,747 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 905 914) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 905 914) no Hoare annotation was computed. [2020-07-08 11:25:06,748 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 905 914) no Hoare annotation was computed. [2020-07-08 11:25:06,749 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 726 736) the Hoare annotation is: true [2020-07-08 11:25:06,749 INFO L271 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: true [2020-07-08 11:25:06,749 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 726 736) no Hoare annotation was computed. [2020-07-08 11:25:06,749 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-07-08 11:25:06,749 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 726 736) no Hoare annotation was computed. [2020-07-08 11:25:06,749 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 718 725) the Hoare annotation is: true [2020-07-08 11:25:06,749 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2020-07-08 11:25:06,749 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2020-07-08 11:25:06,750 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,750 INFO L268 CegarLoopResult]: For program point L704-1(lines 685 709) no Hoare annotation was computed. [2020-07-08 11:25:06,750 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,750 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,750 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 685 709) no Hoare annotation was computed. [2020-07-08 11:25:06,750 INFO L268 CegarLoopResult]: For program point L693(lines 693 701) no Hoare annotation was computed. [2020-07-08 11:25:06,751 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 685 709) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,751 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,751 INFO L268 CegarLoopResult]: For program point L691-1(line 691) no Hoare annotation was computed. [2020-07-08 11:25:06,751 INFO L268 CegarLoopResult]: For program point L689(lines 689 706) no Hoare annotation was computed. [2020-07-08 11:25:06,751 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 651 657) no Hoare annotation was computed. [2020-07-08 11:25:06,751 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 651 657) the Hoare annotation is: true [2020-07-08 11:25:06,751 INFO L264 CegarLoopResult]: At program point testENTRY(lines 552 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:25:06,752 INFO L264 CegarLoopResult]: At program point L607(lines 562 609) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:25:06,752 INFO L264 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:25:06,752 INFO L268 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2020-07-08 11:25:06,752 INFO L268 CegarLoopResult]: For program point L572-1(lines 572 578) no Hoare annotation was computed. [2020-07-08 11:25:06,752 INFO L268 CegarLoopResult]: For program point testFINAL(lines 552 617) no Hoare annotation was computed. [2020-07-08 11:25:06,752 INFO L268 CegarLoopResult]: For program point L564(lines 564 568) no Hoare annotation was computed. [2020-07-08 11:25:06,752 INFO L264 CegarLoopResult]: At program point L610(lines 561 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-08 11:25:06,753 INFO L264 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:25:06,753 INFO L268 CegarLoopResult]: For program point L598(lines 598 604) no Hoare annotation was computed. [2020-07-08 11:25:06,753 INFO L264 CegarLoopResult]: At program point L598-1(lines 592 605) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:25:06,753 INFO L268 CegarLoopResult]: For program point L563(lines 562 609) no Hoare annotation was computed. [2020-07-08 11:25:06,753 INFO L268 CegarLoopResult]: For program point L592(lines 592 605) no Hoare annotation was computed. [2020-07-08 11:25:06,753 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:25:06,753 INFO L268 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point L582-1(lines 582 588) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point testEXIT(lines 552 617) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-07-08 11:25:06,754 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point L477(lines 477 485) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2020-07-08 11:25:06,755 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-07-08 11:25:06,756 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 515 524) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 515 524) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 515 524) no Hoare annotation was computed. [2020-07-08 11:25:06,757 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,758 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-08 11:25:06,758 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,758 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 710 717) no Hoare annotation was computed. [2020-07-08 11:25:06,758 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 717) no Hoare annotation was computed. [2020-07-08 11:25:06,758 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 710 717) no Hoare annotation was computed. [2020-07-08 11:25:06,759 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 492 500) the Hoare annotation is: true [2020-07-08 11:25:06,759 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-08 11:25:06,759 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-08 11:25:06,759 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,759 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,759 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,759 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-08 11:25:06,759 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2020-07-08 11:25:06,760 INFO L268 CegarLoopResult]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2020-07-08 11:25:06,760 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2020-07-08 11:25:06,760 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2020-07-08 11:25:06,760 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2020-07-08 11:25:06,760 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-08 11:25:06,760 INFO L264 CegarLoopResult]: At program point L638(lines 638 644) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-08 11:25:06,760 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-08 11:25:06,761 INFO L268 CegarLoopResult]: For program point L631(lines 630 649) no Hoare annotation was computed. [2020-07-08 11:25:06,761 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 627 650) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-08 11:25:06,761 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 627 650) no Hoare annotation was computed. [2020-07-08 11:25:06,761 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 627 650) no Hoare annotation was computed. [2020-07-08 11:25:06,761 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-07-08 11:25:06,761 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 844 873) no Hoare annotation was computed. [2020-07-08 11:25:06,761 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 844 873) the Hoare annotation is: true [2020-07-08 11:25:06,761 INFO L268 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2020-07-08 11:25:06,761 INFO L271 CegarLoopResult]: At program point L858-1(lines 858 862) the Hoare annotation is: true [2020-07-08 11:25:06,762 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-07-08 11:25:06,762 INFO L271 CegarLoopResult]: At program point L854-2(lines 854 868) the Hoare annotation is: true [2020-07-08 11:25:06,762 INFO L271 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: true [2020-07-08 11:25:06,762 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-07-08 11:25:06,762 INFO L271 CegarLoopResult]: At program point L869(lines 844 873) the Hoare annotation is: true [2020-07-08 11:25:06,762 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2020-07-08 11:25:06,762 INFO L268 CegarLoopResult]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2020-07-08 11:25:06,763 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2020-07-08 11:25:06,763 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 898 904) no Hoare annotation was computed. [2020-07-08 11:25:06,763 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 898 904) the Hoare annotation is: true [2020-07-08 11:25:06,763 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,763 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-08 11:25:06,763 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-08 11:25:06,763 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-08 11:25:06,763 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2020-07-08 11:25:06,764 INFO L268 CegarLoopResult]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2020-07-08 11:25:06,764 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-08 11:25:06,764 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-08 11:25:06,764 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-08 11:25:06,764 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-08 11:25:06,764 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-08 11:25:06,764 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,765 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-08 11:25:06,765 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,765 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-08 11:25:06,765 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 659 683) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,765 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,765 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-08 11:25:06,765 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-08 11:25:06,766 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:25:06,766 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-08 11:25:06,770 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:25:06,770 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:25:06,771 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:25:06,771 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:25:06,773 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:25:06,773 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:25:06,780 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:25:06,781 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:25:06,781 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:25:06,781 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:25:06,781 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:25:06,781 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:25:06,781 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:25:06,786 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:25:06,786 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-08 11:25:06,786 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:25:06,787 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:25:06,787 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-08 11:25:06,788 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:25:06,789 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:25:06,789 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:25:06,790 WARN L170 areAnnotationChecker]: L428-1 has no Hoare annotation [2020-07-08 11:25:06,790 WARN L170 areAnnotationChecker]: L428-1 has no Hoare annotation [2020-07-08 11:25:06,794 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:25:06,794 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-08 11:25:06,794 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-08 11:25:06,794 WARN L170 areAnnotationChecker]: __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:25:06,795 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L823-1 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-08 11:25:06,796 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: L731-1 has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-08 11:25:06,797 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:25:06,798 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2020-07-08 11:25:06,799 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:25:06,800 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:25:06,801 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:25:06,801 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-08 11:25:06,801 WARN L170 areAnnotationChecker]: L850-1 has no Hoare annotation [2020-07-08 11:25:06,802 WARN L170 areAnnotationChecker]: L428-1 has no Hoare annotation [2020-07-08 11:25:06,802 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: L148 has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-08 11:25:06,803 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L823-1 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-08 11:25:06,804 WARN L170 areAnnotationChecker]: L753-2 has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: L731-1 has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:25:06,805 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-08 11:25:06,806 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: L336-1 has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:25:06,807 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: L477-2 has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:25:06,808 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:25:06,810 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:25:06,811 WARN L170 areAnnotationChecker]: L850-1 has no Hoare annotation [2020-07-08 11:25:06,811 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:25:06,811 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:25:06,811 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-08 11:25:06,812 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:25:06,812 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:25:06,812 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:25:06,812 WARN L170 areAnnotationChecker]: L665-1 has no Hoare annotation [2020-07-08 11:25:06,812 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-08 11:25:06,813 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-08 11:25:06,814 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-08 11:25:06,815 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L202-1 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L582-1 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-08 11:25:06,816 WARN L170 areAnnotationChecker]: L572-1 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L825-1 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L665-1 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L189-1 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-08 11:25:06,817 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-08 11:25:06,818 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-08 11:25:06,818 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-08 11:25:06,819 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-08 11:25:06,819 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-08 11:25:06,819 WARN L170 areAnnotationChecker]: L791-2 has no Hoare annotation [2020-07-08 11:25:06,819 WARN L170 areAnnotationChecker]: L765-2 has no Hoare annotation [2020-07-08 11:25:06,819 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:25:06,819 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L268-2 has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L268-2 has no Hoare annotation [2020-07-08 11:25:06,820 WARN L170 areAnnotationChecker]: L268-2 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-08 11:25:06,821 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-08 11:25:06,822 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: __utac_acc__Specification4_spec__1EXIT has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L284-1 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L300-1 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 11:25:06,823 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L825-1 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-08 11:25:06,824 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-08 11:25:06,828 WARN L170 areAnnotationChecker]: L572-1 has no Hoare annotation [2020-07-08 11:25:06,829 WARN L170 areAnnotationChecker]: L289 has no Hoare annotation [2020-07-08 11:25:06,829 WARN L170 areAnnotationChecker]: L269 has no Hoare annotation [2020-07-08 11:25:06,829 WARN L170 areAnnotationChecker]: L269 has no Hoare annotation [2020-07-08 11:25:06,829 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-08 11:25:06,829 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-08 11:25:06,829 WARN L170 areAnnotationChecker]: L776-1 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:25:06,830 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:25:06,831 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-08 11:25:06,831 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-08 11:25:06,831 WARN L170 areAnnotationChecker]: L582-1 has no Hoare annotation [2020-07-08 11:25:06,832 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L300 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L300 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L270 has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:25:06,833 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-08 11:25:06,834 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-08 11:25:06,834 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-08 11:25:06,835 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-08 11:25:06,835 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:25:06,835 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:25:06,835 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:25:06,836 INFO L163 areAnnotationChecker]: CFG has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:25:06,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:25:06 BoogieIcfgContainer [2020-07-08 11:25:06,851 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:25:06,857 INFO L168 Benchmark]: Toolchain (without parser) took 128743.91 ms. Allocated memory was 146.8 MB in the beginning and 811.6 MB in the end (delta: 664.8 MB). Free memory was 103.0 MB in the beginning and 287.8 MB in the end (delta: -184.8 MB). Peak memory consumption was 480.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:25:06,858 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:25:06,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 769.71 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 102.7 MB in the beginning and 174.3 MB in the end (delta: -71.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:25:06,860 INFO L168 Benchmark]: Boogie Preprocessor took 104.93 ms. Allocated memory is still 207.6 MB. Free memory was 174.3 MB in the beginning and 168.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:25:06,861 INFO L168 Benchmark]: RCFGBuilder took 1761.01 ms. Allocated memory was 207.6 MB in the beginning and 243.8 MB in the end (delta: 36.2 MB). Free memory was 168.3 MB in the beginning and 212.2 MB in the end (delta: -43.9 MB). Peak memory consumption was 102.2 MB. Max. memory is 7.1 GB. [2020-07-08 11:25:06,862 INFO L168 Benchmark]: TraceAbstraction took 126101.07 ms. Allocated memory was 243.8 MB in the beginning and 811.6 MB in the end (delta: 567.8 MB). Free memory was 212.2 MB in the beginning and 287.8 MB in the end (delta: -75.6 MB). Peak memory consumption was 492.2 MB. Max. memory is 7.1 GB. [2020-07-08 11:25:06,867 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 0.18 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 769.71 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 102.7 MB in the beginning and 174.3 MB in the end (delta: -71.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.93 ms. Allocated memory is still 207.6 MB. Free memory was 174.3 MB in the beginning and 168.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1761.01 ms. Allocated memory was 207.6 MB in the beginning and 243.8 MB in the end (delta: 36.2 MB). Free memory was 168.3 MB in the beginning and 212.2 MB in the end (delta: -43.9 MB). Peak memory consumption was 102.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 126101.07 ms. Allocated memory was 243.8 MB in the beginning and 811.6 MB in the end (delta: 567.8 MB). Free memory was 212.2 MB in the beginning and 287.8 MB in the end (delta: -75.6 MB). Peak memory consumption was 492.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 110.3s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 87.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 637 SDtfs, 1557 SDslu, 592 SDs, 0 SdLazy, 3259 SolverSat, 1013 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=694occurred 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: 17.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 245 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 812 PreInvPairs, 863 NumberOfFragments, 1150 HoareAnnotationTreeSize, 812 FomulaSimplifications, 69943 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 20770 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 122425 SizeOfPredicates, 3 NumberOfNonLiveVariables, 751 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 37/46 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...