/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:25:25,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:25:25,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:25:25,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:25:25,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:25:25,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:25:25,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:25:25,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:25:25,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:25:25,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:25:25,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:25:25,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:25:25,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:25:25,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:25:25,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:25:25,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:25:25,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:25:25,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:25:25,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:25:25,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:25:25,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:25:25,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:25:25,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:25:25,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:25:25,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:25:25,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:25:25,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:25:25,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:25:25,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:25:25,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:25:25,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:25:25,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:25:25,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:25:25,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:25:25,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:25:25,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:25:25,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:25:25,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:25:25,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:25:25,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:25:25,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:25:25,935 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:25:25,964 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:25:25,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:25:25,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:25:25,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:25:25,967 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:25:25,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:25:25,967 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:25:25,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:25:25,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:25:25,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:25:25,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:25:25,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:25:25,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:25:25,970 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:25:25,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:25:25,970 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:25:25,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:25:25,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:25:25,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:25:25,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:25:25,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:25:25,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:25:25,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:25:25,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:25:25,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:25:25,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:25:25,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:25:25,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:25:25,973 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:25:25,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:25:26,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:25:26,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:25:26,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:25:26,266 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:25:26,266 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:25:26,267 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product60.cil.c [2020-07-17 21:25:26,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3def020/c6e4e6168626464e83a50c3509abf162/FLAG21d676aaf [2020-07-17 21:25:26,780 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:25:26,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product60.cil.c [2020-07-17 21:25:26,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3def020/c6e4e6168626464e83a50c3509abf162/FLAG21d676aaf [2020-07-17 21:25:27,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3def020/c6e4e6168626464e83a50c3509abf162 [2020-07-17 21:25:27,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:25:27,121 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:25:27,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:25:27,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:25:27,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:25:27,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bdc98f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27, skipping insertion in model container [2020-07-17 21:25:27,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:25:27,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:25:27,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:25:27,658 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:25:27,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:25:27,805 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:25:27,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27 WrapperNode [2020-07-17 21:25:27,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:25:27,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:25:27,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:25:27,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:25:27,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... [2020-07-17 21:25:27,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:25:27,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:25:27,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:25:27,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:25:27,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:25:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:25:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:25:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:25:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:25:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:25:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:25:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:25:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:25:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:25:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:25:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:25:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:25:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:25:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:25:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:25:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:25:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:25:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:25:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:25:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:25:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:25:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:25:27,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:25:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:25:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:25:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:25:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:25:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:25:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:25:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:25:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:25:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:25:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:25:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:25:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:25:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:25:27,979 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:25:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:25:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:25:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:25:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:25:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:25:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:25:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:25:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:25:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:25:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:25:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:25:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:25:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:25:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:25:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:25:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:25:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:25:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:25:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:25:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:25:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:25:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:25:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:25:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:25:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:25:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:25:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:25:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:25:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:25:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:25:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:25:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:25:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:25:29,581 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:25:29,581 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:25:29,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:25:29 BoogieIcfgContainer [2020-07-17 21:25:29,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:25:29,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:25:29,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:25:29,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:25:29,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:25:27" (1/3) ... [2020-07-17 21:25:29,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57957309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:25:29, skipping insertion in model container [2020-07-17 21:25:29,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:27" (2/3) ... [2020-07-17 21:25:29,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57957309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:25:29, skipping insertion in model container [2020-07-17 21:25:29,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:25:29" (3/3) ... [2020-07-17 21:25:29,595 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product60.cil.c [2020-07-17 21:25:29,605 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:25:29,613 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:25:29,627 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:25:29,667 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:25:29,667 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:25:29,668 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:25:29,668 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:25:29,668 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:25:29,668 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:25:29,669 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:25:29,669 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:25:29,691 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-07-17 21:25:29,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:25:29,703 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:29,704 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:25:29,705 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:29,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:29,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1529441714, now seen corresponding path program 1 times [2020-07-17 21:25:29,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:29,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443289133] [2020-07-17 21:25:29,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,406 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,488 INFO L280 TraceCheckUtils]: 0: Hoare triple {225#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {202#true} is VALID [2020-07-17 21:25:30,489 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,489 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {202#true} #564#return; {202#true} is VALID [2020-07-17 21:25:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,498 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,498 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {202#true} {202#true} #458#return; {202#true} is VALID [2020-07-17 21:25:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,506 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,506 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {202#true} {202#true} #460#return; {202#true} is VALID [2020-07-17 21:25:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,513 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {202#true} is VALID [2020-07-17 21:25:30,513 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,514 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {202#true} #462#return; {202#true} is VALID [2020-07-17 21:25:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,517 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,518 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {202#true} {202#true} #464#return; {202#true} is VALID [2020-07-17 21:25:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,522 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {202#true} is VALID [2020-07-17 21:25:30,523 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,523 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {203#false} #556#return; {203#false} is VALID [2020-07-17 21:25:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,534 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {202#true} is VALID [2020-07-17 21:25:30,534 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,534 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {203#false} #558#return; {203#false} is VALID [2020-07-17 21:25:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:30,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {202#true} is VALID [2020-07-17 21:25:30,544 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,544 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {203#false} #560#return; {203#false} is VALID [2020-07-17 21:25:30,549 INFO L263 TraceCheckUtils]: 0: Hoare triple {202#true} call ULTIMATE.init(); {225#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:25:30,550 INFO L280 TraceCheckUtils]: 1: Hoare triple {225#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {202#true} is VALID [2020-07-17 21:25:30,550 INFO L280 TraceCheckUtils]: 2: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,550 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {202#true} {202#true} #564#return; {202#true} is VALID [2020-07-17 21:25:30,551 INFO L263 TraceCheckUtils]: 4: Hoare triple {202#true} call #t~ret76 := main(); {202#true} is VALID [2020-07-17 21:25:30,551 INFO L280 TraceCheckUtils]: 5: Hoare triple {202#true} havoc ~retValue_acc~13;havoc ~tmp~10; {202#true} is VALID [2020-07-17 21:25:30,551 INFO L263 TraceCheckUtils]: 6: Hoare triple {202#true} call select_helpers(); {202#true} is VALID [2020-07-17 21:25:30,552 INFO L280 TraceCheckUtils]: 7: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,552 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {202#true} {202#true} #458#return; {202#true} is VALID [2020-07-17 21:25:30,552 INFO L263 TraceCheckUtils]: 9: Hoare triple {202#true} call select_features(); {202#true} is VALID [2020-07-17 21:25:30,552 INFO L280 TraceCheckUtils]: 10: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,553 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {202#true} {202#true} #460#return; {202#true} is VALID [2020-07-17 21:25:30,553 INFO L263 TraceCheckUtils]: 12: Hoare triple {202#true} call #t~ret75 := valid_product(); {202#true} is VALID [2020-07-17 21:25:30,553 INFO L280 TraceCheckUtils]: 13: Hoare triple {202#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {202#true} is VALID [2020-07-17 21:25:30,554 INFO L280 TraceCheckUtils]: 14: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,554 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {202#true} {202#true} #462#return; {202#true} is VALID [2020-07-17 21:25:30,554 INFO L280 TraceCheckUtils]: 16: Hoare triple {202#true} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {202#true} is VALID [2020-07-17 21:25:30,555 INFO L280 TraceCheckUtils]: 17: Hoare triple {202#true} assume 0 != ~tmp~10; {202#true} is VALID [2020-07-17 21:25:30,555 INFO L263 TraceCheckUtils]: 18: Hoare triple {202#true} call setup(); {202#true} is VALID [2020-07-17 21:25:30,555 INFO L280 TraceCheckUtils]: 19: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,555 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {202#true} {202#true} #464#return; {202#true} is VALID [2020-07-17 21:25:30,556 INFO L263 TraceCheckUtils]: 21: Hoare triple {202#true} call runTest(); {202#true} is VALID [2020-07-17 21:25:30,556 INFO L263 TraceCheckUtils]: 22: Hoare triple {202#true} call test(); {202#true} is VALID [2020-07-17 21:25:30,556 INFO L280 TraceCheckUtils]: 23: Hoare triple {202#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {202#true} is VALID [2020-07-17 21:25:30,557 INFO L280 TraceCheckUtils]: 24: Hoare triple {202#true} assume !true; {203#false} is VALID [2020-07-17 21:25:30,558 INFO L263 TraceCheckUtils]: 25: Hoare triple {203#false} call cleanup(); {203#false} is VALID [2020-07-17 21:25:30,558 INFO L280 TraceCheckUtils]: 26: Hoare triple {203#false} havoc ~i~0;havoc ~__cil_tmp2~0; {203#false} is VALID [2020-07-17 21:25:30,558 INFO L263 TraceCheckUtils]: 27: Hoare triple {203#false} call timeShift(); {203#false} is VALID [2020-07-17 21:25:30,559 INFO L280 TraceCheckUtils]: 28: Hoare triple {203#false} assume !(0 != ~pumpRunning~0); {203#false} is VALID [2020-07-17 21:25:30,559 INFO L280 TraceCheckUtils]: 29: Hoare triple {203#false} assume !(0 != ~systemActive~0); {203#false} is VALID [2020-07-17 21:25:30,559 INFO L263 TraceCheckUtils]: 30: Hoare triple {203#false} call __utac_acc__Specification3_spec__1(); {203#false} is VALID [2020-07-17 21:25:30,563 INFO L280 TraceCheckUtils]: 31: Hoare triple {203#false} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {203#false} is VALID [2020-07-17 21:25:30,563 INFO L263 TraceCheckUtils]: 32: Hoare triple {203#false} call #t~ret26 := isMethaneLevelCritical(); {202#true} is VALID [2020-07-17 21:25:30,564 INFO L280 TraceCheckUtils]: 33: Hoare triple {202#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {202#true} is VALID [2020-07-17 21:25:30,564 INFO L280 TraceCheckUtils]: 34: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,564 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {202#true} {203#false} #556#return; {203#false} is VALID [2020-07-17 21:25:30,565 INFO L280 TraceCheckUtils]: 36: Hoare triple {203#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {203#false} is VALID [2020-07-17 21:25:30,565 INFO L280 TraceCheckUtils]: 37: Hoare triple {203#false} assume !(0 != ~tmp~6); {203#false} is VALID [2020-07-17 21:25:30,565 INFO L263 TraceCheckUtils]: 38: Hoare triple {203#false} call #t~ret27 := getWaterLevel(); {202#true} is VALID [2020-07-17 21:25:30,566 INFO L280 TraceCheckUtils]: 39: Hoare triple {202#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {202#true} is VALID [2020-07-17 21:25:30,566 INFO L280 TraceCheckUtils]: 40: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,566 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {202#true} {203#false} #558#return; {203#false} is VALID [2020-07-17 21:25:30,566 INFO L280 TraceCheckUtils]: 42: Hoare triple {203#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {203#false} is VALID [2020-07-17 21:25:30,567 INFO L280 TraceCheckUtils]: 43: Hoare triple {203#false} assume 2 == ~tmp___0~3; {203#false} is VALID [2020-07-17 21:25:30,567 INFO L263 TraceCheckUtils]: 44: Hoare triple {203#false} call #t~ret28 := isPumpRunning(); {202#true} is VALID [2020-07-17 21:25:30,569 INFO L280 TraceCheckUtils]: 45: Hoare triple {202#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {202#true} is VALID [2020-07-17 21:25:30,569 INFO L280 TraceCheckUtils]: 46: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-17 21:25:30,570 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {202#true} {203#false} #560#return; {203#false} is VALID [2020-07-17 21:25:30,570 INFO L280 TraceCheckUtils]: 48: Hoare triple {203#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {203#false} is VALID [2020-07-17 21:25:30,570 INFO L280 TraceCheckUtils]: 49: Hoare triple {203#false} assume !(0 != ~tmp___1~1); {203#false} is VALID [2020-07-17 21:25:30,570 INFO L263 TraceCheckUtils]: 50: Hoare triple {203#false} call __automaton_fail(); {203#false} is VALID [2020-07-17 21:25:30,571 INFO L280 TraceCheckUtils]: 51: Hoare triple {203#false} assume !false; {203#false} is VALID [2020-07-17 21:25:30,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:30,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443289133] [2020-07-17 21:25:30,582 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:30,583 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:25:30,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172839885] [2020-07-17 21:25:30,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:25:30,593 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:30,597 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:25:30,696 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:30,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:25:30,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:30,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:25:30,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:25:30,708 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 3 states. [2020-07-17 21:25:35,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:35,990 INFO L93 Difference]: Finished difference Result 358 states and 461 transitions. [2020-07-17 21:25:35,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:25:35,990 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:25:35,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:25:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 461 transitions. [2020-07-17 21:25:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:25:36,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 461 transitions. [2020-07-17 21:25:36,045 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 461 transitions. [2020-07-17 21:25:37,592 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 461 edges. 461 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:37,633 INFO L225 Difference]: With dead ends: 358 [2020-07-17 21:25:37,633 INFO L226 Difference]: Without dead ends: 193 [2020-07-17 21:25:37,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:25:37,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-07-17 21:25:39,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 156. [2020-07-17 21:25:39,161 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:39,161 INFO L82 GeneralOperation]: Start isEquivalent. First operand 193 states. Second operand 156 states. [2020-07-17 21:25:39,162 INFO L74 IsIncluded]: Start isIncluded. First operand 193 states. Second operand 156 states. [2020-07-17 21:25:39,162 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 156 states. [2020-07-17 21:25:39,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:39,180 INFO L93 Difference]: Finished difference Result 193 states and 241 transitions. [2020-07-17 21:25:39,180 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 241 transitions. [2020-07-17 21:25:39,184 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:39,184 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:39,185 INFO L74 IsIncluded]: Start isIncluded. First operand 156 states. Second operand 193 states. [2020-07-17 21:25:39,185 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 193 states. [2020-07-17 21:25:39,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:39,199 INFO L93 Difference]: Finished difference Result 193 states and 241 transitions. [2020-07-17 21:25:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 241 transitions. [2020-07-17 21:25:39,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:39,203 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:39,204 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:39,204 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-07-17 21:25:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 183 transitions. [2020-07-17 21:25:39,214 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 183 transitions. Word has length 52 [2020-07-17 21:25:39,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:39,215 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 183 transitions. [2020-07-17 21:25:39,215 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:25:39,215 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions. [2020-07-17 21:25:39,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:25:39,217 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:39,218 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:25:39,218 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:25:39,218 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:39,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:39,219 INFO L82 PathProgramCache]: Analyzing trace with hash 2080089166, now seen corresponding path program 1 times [2020-07-17 21:25:39,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:39,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616564280] [2020-07-17 21:25:39,219 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,577 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,639 INFO L280 TraceCheckUtils]: 0: Hoare triple {1358#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1334#true} is VALID [2020-07-17 21:25:39,640 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,640 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1334#true} #564#return; {1334#true} is VALID [2020-07-17 21:25:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,642 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,643 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1334#true} {1334#true} #458#return; {1334#true} is VALID [2020-07-17 21:25:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,646 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,646 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1334#true} {1334#true} #460#return; {1334#true} is VALID [2020-07-17 21:25:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,654 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1334#true} is VALID [2020-07-17 21:25:39,654 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,655 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1334#true} #462#return; {1334#true} is VALID [2020-07-17 21:25:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,658 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1334#true} {1334#true} #464#return; {1334#true} is VALID [2020-07-17 21:25:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,661 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1334#true} is VALID [2020-07-17 21:25:39,662 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,662 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1335#false} #556#return; {1335#false} is VALID [2020-07-17 21:25:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,665 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1334#true} is VALID [2020-07-17 21:25:39,666 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,666 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1335#false} #558#return; {1335#false} is VALID [2020-07-17 21:25:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:39,669 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1334#true} is VALID [2020-07-17 21:25:39,670 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,670 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1335#false} #560#return; {1335#false} is VALID [2020-07-17 21:25:39,674 INFO L263 TraceCheckUtils]: 0: Hoare triple {1334#true} call ULTIMATE.init(); {1358#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:25:39,675 INFO L280 TraceCheckUtils]: 1: Hoare triple {1358#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1334#true} is VALID [2020-07-17 21:25:39,675 INFO L280 TraceCheckUtils]: 2: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,675 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1334#true} {1334#true} #564#return; {1334#true} is VALID [2020-07-17 21:25:39,676 INFO L263 TraceCheckUtils]: 4: Hoare triple {1334#true} call #t~ret76 := main(); {1334#true} is VALID [2020-07-17 21:25:39,676 INFO L280 TraceCheckUtils]: 5: Hoare triple {1334#true} havoc ~retValue_acc~13;havoc ~tmp~10; {1334#true} is VALID [2020-07-17 21:25:39,676 INFO L263 TraceCheckUtils]: 6: Hoare triple {1334#true} call select_helpers(); {1334#true} is VALID [2020-07-17 21:25:39,677 INFO L280 TraceCheckUtils]: 7: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,677 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1334#true} {1334#true} #458#return; {1334#true} is VALID [2020-07-17 21:25:39,677 INFO L263 TraceCheckUtils]: 9: Hoare triple {1334#true} call select_features(); {1334#true} is VALID [2020-07-17 21:25:39,677 INFO L280 TraceCheckUtils]: 10: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,678 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1334#true} {1334#true} #460#return; {1334#true} is VALID [2020-07-17 21:25:39,678 INFO L263 TraceCheckUtils]: 12: Hoare triple {1334#true} call #t~ret75 := valid_product(); {1334#true} is VALID [2020-07-17 21:25:39,678 INFO L280 TraceCheckUtils]: 13: Hoare triple {1334#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1334#true} is VALID [2020-07-17 21:25:39,679 INFO L280 TraceCheckUtils]: 14: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,679 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1334#true} {1334#true} #462#return; {1334#true} is VALID [2020-07-17 21:25:39,679 INFO L280 TraceCheckUtils]: 16: Hoare triple {1334#true} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {1334#true} is VALID [2020-07-17 21:25:39,679 INFO L280 TraceCheckUtils]: 17: Hoare triple {1334#true} assume 0 != ~tmp~10; {1334#true} is VALID [2020-07-17 21:25:39,680 INFO L263 TraceCheckUtils]: 18: Hoare triple {1334#true} call setup(); {1334#true} is VALID [2020-07-17 21:25:39,680 INFO L280 TraceCheckUtils]: 19: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,680 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1334#true} {1334#true} #464#return; {1334#true} is VALID [2020-07-17 21:25:39,681 INFO L263 TraceCheckUtils]: 21: Hoare triple {1334#true} call runTest(); {1334#true} is VALID [2020-07-17 21:25:39,681 INFO L263 TraceCheckUtils]: 22: Hoare triple {1334#true} call test(); {1334#true} is VALID [2020-07-17 21:25:39,682 INFO L280 TraceCheckUtils]: 23: Hoare triple {1334#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1348#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:25:39,682 INFO L280 TraceCheckUtils]: 24: Hoare triple {1348#(= 0 test_~splverifierCounter~0)} assume !false; {1348#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:25:39,683 INFO L280 TraceCheckUtils]: 25: Hoare triple {1348#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1335#false} is VALID [2020-07-17 21:25:39,683 INFO L263 TraceCheckUtils]: 26: Hoare triple {1335#false} call cleanup(); {1335#false} is VALID [2020-07-17 21:25:39,684 INFO L280 TraceCheckUtils]: 27: Hoare triple {1335#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1335#false} is VALID [2020-07-17 21:25:39,684 INFO L263 TraceCheckUtils]: 28: Hoare triple {1335#false} call timeShift(); {1335#false} is VALID [2020-07-17 21:25:39,684 INFO L280 TraceCheckUtils]: 29: Hoare triple {1335#false} assume !(0 != ~pumpRunning~0); {1335#false} is VALID [2020-07-17 21:25:39,685 INFO L280 TraceCheckUtils]: 30: Hoare triple {1335#false} assume !(0 != ~systemActive~0); {1335#false} is VALID [2020-07-17 21:25:39,685 INFO L263 TraceCheckUtils]: 31: Hoare triple {1335#false} call __utac_acc__Specification3_spec__1(); {1335#false} is VALID [2020-07-17 21:25:39,685 INFO L280 TraceCheckUtils]: 32: Hoare triple {1335#false} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {1335#false} is VALID [2020-07-17 21:25:39,685 INFO L263 TraceCheckUtils]: 33: Hoare triple {1335#false} call #t~ret26 := isMethaneLevelCritical(); {1334#true} is VALID [2020-07-17 21:25:39,686 INFO L280 TraceCheckUtils]: 34: Hoare triple {1334#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1334#true} is VALID [2020-07-17 21:25:39,686 INFO L280 TraceCheckUtils]: 35: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,686 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1334#true} {1335#false} #556#return; {1335#false} is VALID [2020-07-17 21:25:39,686 INFO L280 TraceCheckUtils]: 37: Hoare triple {1335#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {1335#false} is VALID [2020-07-17 21:25:39,687 INFO L280 TraceCheckUtils]: 38: Hoare triple {1335#false} assume !(0 != ~tmp~6); {1335#false} is VALID [2020-07-17 21:25:39,687 INFO L263 TraceCheckUtils]: 39: Hoare triple {1335#false} call #t~ret27 := getWaterLevel(); {1334#true} is VALID [2020-07-17 21:25:39,687 INFO L280 TraceCheckUtils]: 40: Hoare triple {1334#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1334#true} is VALID [2020-07-17 21:25:39,687 INFO L280 TraceCheckUtils]: 41: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,688 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1334#true} {1335#false} #558#return; {1335#false} is VALID [2020-07-17 21:25:39,688 INFO L280 TraceCheckUtils]: 43: Hoare triple {1335#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {1335#false} is VALID [2020-07-17 21:25:39,688 INFO L280 TraceCheckUtils]: 44: Hoare triple {1335#false} assume 2 == ~tmp___0~3; {1335#false} is VALID [2020-07-17 21:25:39,689 INFO L263 TraceCheckUtils]: 45: Hoare triple {1335#false} call #t~ret28 := isPumpRunning(); {1334#true} is VALID [2020-07-17 21:25:39,689 INFO L280 TraceCheckUtils]: 46: Hoare triple {1334#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1334#true} is VALID [2020-07-17 21:25:39,689 INFO L280 TraceCheckUtils]: 47: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-17 21:25:39,689 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1334#true} {1335#false} #560#return; {1335#false} is VALID [2020-07-17 21:25:39,690 INFO L280 TraceCheckUtils]: 49: Hoare triple {1335#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {1335#false} is VALID [2020-07-17 21:25:39,690 INFO L280 TraceCheckUtils]: 50: Hoare triple {1335#false} assume !(0 != ~tmp___1~1); {1335#false} is VALID [2020-07-17 21:25:39,690 INFO L263 TraceCheckUtils]: 51: Hoare triple {1335#false} call __automaton_fail(); {1335#false} is VALID [2020-07-17 21:25:39,690 INFO L280 TraceCheckUtils]: 52: Hoare triple {1335#false} assume !false; {1335#false} is VALID [2020-07-17 21:25:39,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:39,697 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616564280] [2020-07-17 21:25:39,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:39,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:25:39,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328038435] [2020-07-17 21:25:39,700 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:25:39,700 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:39,701 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:25:39,770 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:39,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:25:39,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:39,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:25:39,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:25:39,771 INFO L87 Difference]: Start difference. First operand 156 states and 183 transitions. Second operand 4 states. [2020-07-17 21:25:40,983 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:25:45,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:45,290 INFO L93 Difference]: Finished difference Result 281 states and 340 transitions. [2020-07-17 21:25:45,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:25:45,290 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:25:45,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:25:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 340 transitions. [2020-07-17 21:25:45,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:25:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 340 transitions. [2020-07-17 21:25:45,306 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 340 transitions. [2020-07-17 21:25:46,438 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 340 edges. 340 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:46,446 INFO L225 Difference]: With dead ends: 281 [2020-07-17 21:25:46,446 INFO L226 Difference]: Without dead ends: 177 [2020-07-17 21:25:46,448 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:25:46,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-17 21:25:47,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 147. [2020-07-17 21:25:47,995 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:47,995 INFO L82 GeneralOperation]: Start isEquivalent. First operand 177 states. Second operand 147 states. [2020-07-17 21:25:47,996 INFO L74 IsIncluded]: Start isIncluded. First operand 177 states. Second operand 147 states. [2020-07-17 21:25:47,996 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 147 states. [2020-07-17 21:25:48,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:48,010 INFO L93 Difference]: Finished difference Result 177 states and 217 transitions. [2020-07-17 21:25:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2020-07-17 21:25:48,012 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:48,012 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:48,012 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 177 states. [2020-07-17 21:25:48,013 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 177 states. [2020-07-17 21:25:48,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:48,023 INFO L93 Difference]: Finished difference Result 177 states and 217 transitions. [2020-07-17 21:25:48,023 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2020-07-17 21:25:48,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:48,025 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:48,025 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:48,025 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-17 21:25:48,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 171 transitions. [2020-07-17 21:25:48,033 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 171 transitions. Word has length 53 [2020-07-17 21:25:48,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:48,034 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 171 transitions. [2020-07-17 21:25:48,035 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:25:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 171 transitions. [2020-07-17 21:25:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:25:48,040 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:48,041 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:25:48,041 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:25:48,041 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:48,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:48,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1856420908, now seen corresponding path program 1 times [2020-07-17 21:25:48,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:48,042 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746630847] [2020-07-17 21:25:48,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,540 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,648 INFO L280 TraceCheckUtils]: 0: Hoare triple {2351#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,648 INFO L280 TraceCheckUtils]: 1: Hoare triple {2329#(= 1 ~systemActive~0)} assume true; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,649 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2329#(= 1 ~systemActive~0)} {2324#true} #564#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,653 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,654 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #458#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,661 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,662 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #460#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,688 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:48,689 INFO L280 TraceCheckUtils]: 1: Hoare triple {2352#(= 1 |valid_product_#res|)} assume true; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:48,690 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2352#(= 1 |valid_product_#res|)} {2329#(= 1 ~systemActive~0)} #462#return; {2337#(= |main_#t~ret75| ~systemActive~0)} is VALID [2020-07-17 21:25:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,693 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,694 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2324#true} {2339#(not (= 0 ~systemActive~0))} #464#return; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,696 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {2324#true} is VALID [2020-07-17 21:25:48,697 INFO L280 TraceCheckUtils]: 1: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,697 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2324#true} {2325#false} #556#return; {2325#false} is VALID [2020-07-17 21:25:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,700 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {2324#true} is VALID [2020-07-17 21:25:48,700 INFO L280 TraceCheckUtils]: 1: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,700 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2324#true} {2325#false} #558#return; {2325#false} is VALID [2020-07-17 21:25:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:48,703 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2324#true} is VALID [2020-07-17 21:25:48,704 INFO L280 TraceCheckUtils]: 1: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,704 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2324#true} {2325#false} #560#return; {2325#false} is VALID [2020-07-17 21:25:48,708 INFO L263 TraceCheckUtils]: 0: Hoare triple {2324#true} call ULTIMATE.init(); {2351#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:25:48,714 INFO L280 TraceCheckUtils]: 1: Hoare triple {2351#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,715 INFO L280 TraceCheckUtils]: 2: Hoare triple {2329#(= 1 ~systemActive~0)} assume true; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,716 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2329#(= 1 ~systemActive~0)} {2324#true} #564#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,717 INFO L263 TraceCheckUtils]: 4: Hoare triple {2329#(= 1 ~systemActive~0)} call #t~ret76 := main(); {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,717 INFO L280 TraceCheckUtils]: 5: Hoare triple {2329#(= 1 ~systemActive~0)} havoc ~retValue_acc~13;havoc ~tmp~10; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,717 INFO L263 TraceCheckUtils]: 6: Hoare triple {2329#(= 1 ~systemActive~0)} call select_helpers(); {2324#true} is VALID [2020-07-17 21:25:48,718 INFO L280 TraceCheckUtils]: 7: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,718 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #458#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,718 INFO L263 TraceCheckUtils]: 9: Hoare triple {2329#(= 1 ~systemActive~0)} call select_features(); {2324#true} is VALID [2020-07-17 21:25:48,719 INFO L280 TraceCheckUtils]: 10: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,719 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #460#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:48,720 INFO L263 TraceCheckUtils]: 12: Hoare triple {2329#(= 1 ~systemActive~0)} call #t~ret75 := valid_product(); {2324#true} is VALID [2020-07-17 21:25:48,720 INFO L280 TraceCheckUtils]: 13: Hoare triple {2324#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:48,721 INFO L280 TraceCheckUtils]: 14: Hoare triple {2352#(= 1 |valid_product_#res|)} assume true; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:48,722 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2352#(= 1 |valid_product_#res|)} {2329#(= 1 ~systemActive~0)} #462#return; {2337#(= |main_#t~ret75| ~systemActive~0)} is VALID [2020-07-17 21:25:48,722 INFO L280 TraceCheckUtils]: 16: Hoare triple {2337#(= |main_#t~ret75| ~systemActive~0)} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {2338#(= main_~tmp~10 ~systemActive~0)} is VALID [2020-07-17 21:25:48,723 INFO L280 TraceCheckUtils]: 17: Hoare triple {2338#(= main_~tmp~10 ~systemActive~0)} assume 0 != ~tmp~10; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,723 INFO L263 TraceCheckUtils]: 18: Hoare triple {2339#(not (= 0 ~systemActive~0))} call setup(); {2324#true} is VALID [2020-07-17 21:25:48,724 INFO L280 TraceCheckUtils]: 19: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,725 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2324#true} {2339#(not (= 0 ~systemActive~0))} #464#return; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,728 INFO L263 TraceCheckUtils]: 21: Hoare triple {2339#(not (= 0 ~systemActive~0))} call runTest(); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,729 INFO L263 TraceCheckUtils]: 22: Hoare triple {2339#(not (= 0 ~systemActive~0))} call test(); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,729 INFO L280 TraceCheckUtils]: 23: Hoare triple {2339#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,733 INFO L280 TraceCheckUtils]: 24: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !false; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,734 INFO L280 TraceCheckUtils]: 25: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,735 INFO L280 TraceCheckUtils]: 26: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,735 INFO L280 TraceCheckUtils]: 27: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,736 INFO L280 TraceCheckUtils]: 28: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,738 INFO L280 TraceCheckUtils]: 29: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,739 INFO L280 TraceCheckUtils]: 30: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,740 INFO L280 TraceCheckUtils]: 31: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,740 INFO L280 TraceCheckUtils]: 32: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,741 INFO L263 TraceCheckUtils]: 33: Hoare triple {2339#(not (= 0 ~systemActive~0))} call timeShift(); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,741 INFO L280 TraceCheckUtils]: 34: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:48,742 INFO L280 TraceCheckUtils]: 35: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2325#false} is VALID [2020-07-17 21:25:48,742 INFO L263 TraceCheckUtils]: 36: Hoare triple {2325#false} call __utac_acc__Specification3_spec__1(); {2325#false} is VALID [2020-07-17 21:25:48,742 INFO L280 TraceCheckUtils]: 37: Hoare triple {2325#false} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {2325#false} is VALID [2020-07-17 21:25:48,742 INFO L263 TraceCheckUtils]: 38: Hoare triple {2325#false} call #t~ret26 := isMethaneLevelCritical(); {2324#true} is VALID [2020-07-17 21:25:48,743 INFO L280 TraceCheckUtils]: 39: Hoare triple {2324#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {2324#true} is VALID [2020-07-17 21:25:48,743 INFO L280 TraceCheckUtils]: 40: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,743 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2324#true} {2325#false} #556#return; {2325#false} is VALID [2020-07-17 21:25:48,743 INFO L280 TraceCheckUtils]: 42: Hoare triple {2325#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {2325#false} is VALID [2020-07-17 21:25:48,744 INFO L280 TraceCheckUtils]: 43: Hoare triple {2325#false} assume !(0 != ~tmp~6); {2325#false} is VALID [2020-07-17 21:25:48,744 INFO L263 TraceCheckUtils]: 44: Hoare triple {2325#false} call #t~ret27 := getWaterLevel(); {2324#true} is VALID [2020-07-17 21:25:48,744 INFO L280 TraceCheckUtils]: 45: Hoare triple {2324#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {2324#true} is VALID [2020-07-17 21:25:48,744 INFO L280 TraceCheckUtils]: 46: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,744 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2324#true} {2325#false} #558#return; {2325#false} is VALID [2020-07-17 21:25:48,745 INFO L280 TraceCheckUtils]: 48: Hoare triple {2325#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {2325#false} is VALID [2020-07-17 21:25:48,745 INFO L280 TraceCheckUtils]: 49: Hoare triple {2325#false} assume 2 == ~tmp___0~3; {2325#false} is VALID [2020-07-17 21:25:48,745 INFO L263 TraceCheckUtils]: 50: Hoare triple {2325#false} call #t~ret28 := isPumpRunning(); {2324#true} is VALID [2020-07-17 21:25:48,745 INFO L280 TraceCheckUtils]: 51: Hoare triple {2324#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2324#true} is VALID [2020-07-17 21:25:48,746 INFO L280 TraceCheckUtils]: 52: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-17 21:25:48,746 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {2324#true} {2325#false} #560#return; {2325#false} is VALID [2020-07-17 21:25:48,746 INFO L280 TraceCheckUtils]: 54: Hoare triple {2325#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {2325#false} is VALID [2020-07-17 21:25:48,747 INFO L280 TraceCheckUtils]: 55: Hoare triple {2325#false} assume !(0 != ~tmp___1~1); {2325#false} is VALID [2020-07-17 21:25:48,748 INFO L263 TraceCheckUtils]: 56: Hoare triple {2325#false} call __automaton_fail(); {2325#false} is VALID [2020-07-17 21:25:48,748 INFO L280 TraceCheckUtils]: 57: Hoare triple {2325#false} assume !false; {2325#false} is VALID [2020-07-17 21:25:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:48,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746630847] [2020-07-17 21:25:48,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:48,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:25:48,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842276974] [2020-07-17 21:25:48,761 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:25:48,764 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:48,764 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:25:48,830 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:48,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:25:48,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:48,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:25:48,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:25:48,831 INFO L87 Difference]: Start difference. First operand 147 states and 171 transitions. Second operand 8 states. [2020-07-17 21:25:49,652 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:25:50,574 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:50,970 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:51,284 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:54,987 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:26:08,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:08,177 INFO L93 Difference]: Finished difference Result 506 states and 621 transitions. [2020-07-17 21:26:08,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:26:08,177 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:26:08,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:26:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:26:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 621 transitions. [2020-07-17 21:26:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:26:08,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 621 transitions. [2020-07-17 21:26:08,204 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 621 transitions. [2020-07-17 21:26:10,441 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 621 edges. 621 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:26:10,459 INFO L225 Difference]: With dead ends: 506 [2020-07-17 21:26:10,459 INFO L226 Difference]: Without dead ends: 383 [2020-07-17 21:26:10,461 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:26:10,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-07-17 21:26:13,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 314. [2020-07-17 21:26:13,691 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:26:13,691 INFO L82 GeneralOperation]: Start isEquivalent. First operand 383 states. Second operand 314 states. [2020-07-17 21:26:13,691 INFO L74 IsIncluded]: Start isIncluded. First operand 383 states. Second operand 314 states. [2020-07-17 21:26:13,692 INFO L87 Difference]: Start difference. First operand 383 states. Second operand 314 states. [2020-07-17 21:26:13,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:13,712 INFO L93 Difference]: Finished difference Result 383 states and 467 transitions. [2020-07-17 21:26:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 467 transitions. [2020-07-17 21:26:13,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:26:13,714 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:26:13,714 INFO L74 IsIncluded]: Start isIncluded. First operand 314 states. Second operand 383 states. [2020-07-17 21:26:13,714 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 383 states. [2020-07-17 21:26:13,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:13,734 INFO L93 Difference]: Finished difference Result 383 states and 467 transitions. [2020-07-17 21:26:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 467 transitions. [2020-07-17 21:26:13,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:26:13,736 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:26:13,737 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:26:13,737 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:26:13,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-07-17 21:26:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 377 transitions. [2020-07-17 21:26:13,751 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 377 transitions. Word has length 58 [2020-07-17 21:26:13,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:26:13,752 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 377 transitions. [2020-07-17 21:26:13,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:26:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 377 transitions. [2020-07-17 21:26:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:26:13,754 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:26:13,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:26:13,754 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:26:13,754 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:26:13,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:26:13,755 INFO L82 PathProgramCache]: Analyzing trace with hash 425111279, now seen corresponding path program 1 times [2020-07-17 21:26:13,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:26:13,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786975258] [2020-07-17 21:26:13,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:26:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,124 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:26:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,199 INFO L280 TraceCheckUtils]: 0: Hoare triple {4311#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:26:14,200 INFO L280 TraceCheckUtils]: 1: Hoare triple {4312#(<= ~waterLevel~0 1)} assume true; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:26:14,201 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4312#(<= ~waterLevel~0 1)} {4281#true} #564#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,205 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #458#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,208 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,209 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #460#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,212 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {4281#true} is VALID [2020-07-17 21:26:14,212 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,213 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #462#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,217 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,218 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #464#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,239 INFO L280 TraceCheckUtils]: 0: Hoare triple {4313#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4281#true} is VALID [2020-07-17 21:26:14,239 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} ~systemActive~0 := 0; {4281#true} is VALID [2020-07-17 21:26:14,240 INFO L280 TraceCheckUtils]: 2: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,240 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #516#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,244 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {4281#true} is VALID [2020-07-17 21:26:14,245 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,246 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #556#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,262 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:26:14,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:26:14,263 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} {4286#(not (= 2 ~waterLevel~0))} #558#return; {4306#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret27|))} is VALID [2020-07-17 21:26:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:26:14,273 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4281#true} is VALID [2020-07-17 21:26:14,273 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,273 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4281#true} {4282#false} #560#return; {4282#false} is VALID [2020-07-17 21:26:14,277 INFO L263 TraceCheckUtils]: 0: Hoare triple {4281#true} call ULTIMATE.init(); {4311#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:26:14,283 INFO L280 TraceCheckUtils]: 1: Hoare triple {4311#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:26:14,284 INFO L280 TraceCheckUtils]: 2: Hoare triple {4312#(<= ~waterLevel~0 1)} assume true; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:26:14,288 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4312#(<= ~waterLevel~0 1)} {4281#true} #564#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,290 INFO L263 TraceCheckUtils]: 4: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret76 := main(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,292 INFO L280 TraceCheckUtils]: 5: Hoare triple {4286#(not (= 2 ~waterLevel~0))} havoc ~retValue_acc~13;havoc ~tmp~10; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,292 INFO L263 TraceCheckUtils]: 6: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call select_helpers(); {4281#true} is VALID [2020-07-17 21:26:14,292 INFO L280 TraceCheckUtils]: 7: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,293 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #458#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,293 INFO L263 TraceCheckUtils]: 9: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call select_features(); {4281#true} is VALID [2020-07-17 21:26:14,293 INFO L280 TraceCheckUtils]: 10: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,294 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #460#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,294 INFO L263 TraceCheckUtils]: 12: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret75 := valid_product(); {4281#true} is VALID [2020-07-17 21:26:14,294 INFO L280 TraceCheckUtils]: 13: Hoare triple {4281#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {4281#true} is VALID [2020-07-17 21:26:14,294 INFO L280 TraceCheckUtils]: 14: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,295 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #462#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,295 INFO L280 TraceCheckUtils]: 16: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,296 INFO L280 TraceCheckUtils]: 17: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume 0 != ~tmp~10; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,296 INFO L263 TraceCheckUtils]: 18: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call setup(); {4281#true} is VALID [2020-07-17 21:26:14,296 INFO L280 TraceCheckUtils]: 19: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,297 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #464#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,298 INFO L263 TraceCheckUtils]: 21: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call runTest(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,299 INFO L263 TraceCheckUtils]: 22: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call test(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,313 INFO L280 TraceCheckUtils]: 23: Hoare triple {4286#(not (= 2 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,314 INFO L280 TraceCheckUtils]: 24: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !false; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,315 INFO L280 TraceCheckUtils]: 25: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,315 INFO L280 TraceCheckUtils]: 26: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,315 INFO L280 TraceCheckUtils]: 27: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,316 INFO L280 TraceCheckUtils]: 28: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,317 INFO L280 TraceCheckUtils]: 29: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp___0~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,317 INFO L280 TraceCheckUtils]: 30: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,318 INFO L280 TraceCheckUtils]: 31: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,318 INFO L280 TraceCheckUtils]: 32: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume 0 != ~tmp___1~0; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,319 INFO L263 TraceCheckUtils]: 33: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call stopSystem(); {4313#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:26:14,319 INFO L280 TraceCheckUtils]: 34: Hoare triple {4313#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4281#true} is VALID [2020-07-17 21:26:14,319 INFO L280 TraceCheckUtils]: 35: Hoare triple {4281#true} ~systemActive~0 := 0; {4281#true} is VALID [2020-07-17 21:26:14,319 INFO L280 TraceCheckUtils]: 36: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,324 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #516#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,325 INFO L263 TraceCheckUtils]: 38: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call timeShift(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,325 INFO L280 TraceCheckUtils]: 39: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,325 INFO L280 TraceCheckUtils]: 40: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~systemActive~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,326 INFO L263 TraceCheckUtils]: 41: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call __utac_acc__Specification3_spec__1(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,326 INFO L280 TraceCheckUtils]: 42: Hoare triple {4286#(not (= 2 ~waterLevel~0))} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,326 INFO L263 TraceCheckUtils]: 43: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret26 := isMethaneLevelCritical(); {4281#true} is VALID [2020-07-17 21:26:14,327 INFO L280 TraceCheckUtils]: 44: Hoare triple {4281#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {4281#true} is VALID [2020-07-17 21:26:14,327 INFO L280 TraceCheckUtils]: 45: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,327 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #556#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,328 INFO L280 TraceCheckUtils]: 47: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,328 INFO L280 TraceCheckUtils]: 48: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp~6); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:26:14,329 INFO L263 TraceCheckUtils]: 49: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret27 := getWaterLevel(); {4281#true} is VALID [2020-07-17 21:26:14,329 INFO L280 TraceCheckUtils]: 50: Hoare triple {4281#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:26:14,330 INFO L280 TraceCheckUtils]: 51: Hoare triple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:26:14,331 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} {4286#(not (= 2 ~waterLevel~0))} #558#return; {4306#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret27|))} is VALID [2020-07-17 21:26:14,332 INFO L280 TraceCheckUtils]: 53: Hoare triple {4306#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret27|))} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {4307#(not (= 2 __utac_acc__Specification3_spec__1_~tmp___0~3))} is VALID [2020-07-17 21:26:14,332 INFO L280 TraceCheckUtils]: 54: Hoare triple {4307#(not (= 2 __utac_acc__Specification3_spec__1_~tmp___0~3))} assume 2 == ~tmp___0~3; {4282#false} is VALID [2020-07-17 21:26:14,333 INFO L263 TraceCheckUtils]: 55: Hoare triple {4282#false} call #t~ret28 := isPumpRunning(); {4281#true} is VALID [2020-07-17 21:26:14,333 INFO L280 TraceCheckUtils]: 56: Hoare triple {4281#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4281#true} is VALID [2020-07-17 21:26:14,333 INFO L280 TraceCheckUtils]: 57: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-17 21:26:14,334 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4281#true} {4282#false} #560#return; {4282#false} is VALID [2020-07-17 21:26:14,334 INFO L280 TraceCheckUtils]: 59: Hoare triple {4282#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {4282#false} is VALID [2020-07-17 21:26:14,334 INFO L280 TraceCheckUtils]: 60: Hoare triple {4282#false} assume !(0 != ~tmp___1~1); {4282#false} is VALID [2020-07-17 21:26:14,335 INFO L263 TraceCheckUtils]: 61: Hoare triple {4282#false} call __automaton_fail(); {4282#false} is VALID [2020-07-17 21:26:14,335 INFO L280 TraceCheckUtils]: 62: Hoare triple {4282#false} assume !false; {4282#false} is VALID [2020-07-17 21:26:14,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:26:14,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786975258] [2020-07-17 21:26:14,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:26:14,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 21:26:14,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479121010] [2020-07-17 21:26:14,345 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-07-17 21:26:14,346 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:26:14,346 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 21:26:14,439 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:26:14,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 21:26:14,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:26:14,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 21:26:14,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:26:14,441 INFO L87 Difference]: Start difference. First operand 314 states and 377 transitions. Second operand 9 states. [2020-07-17 21:26:15,260 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:26:24,661 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:26:25,795 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:26:26,457 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:26:26,949 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:26:28,592 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:26:36,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:36,843 INFO L93 Difference]: Finished difference Result 999 states and 1333 transitions. [2020-07-17 21:26:36,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:26:36,844 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-07-17 21:26:36,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:26:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:26:36,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 619 transitions. [2020-07-17 21:26:36,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:26:36,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 619 transitions. [2020-07-17 21:26:36,866 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 619 transitions. [2020-07-17 21:26:39,036 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 619 edges. 619 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:26:39,085 INFO L225 Difference]: With dead ends: 999 [2020-07-17 21:26:39,085 INFO L226 Difference]: Without dead ends: 709 [2020-07-17 21:26:39,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-17 21:26:39,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2020-07-17 21:26:44,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 593. [2020-07-17 21:26:44,996 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:26:44,996 INFO L82 GeneralOperation]: Start isEquivalent. First operand 709 states. Second operand 593 states. [2020-07-17 21:26:44,996 INFO L74 IsIncluded]: Start isIncluded. First operand 709 states. Second operand 593 states. [2020-07-17 21:26:44,996 INFO L87 Difference]: Start difference. First operand 709 states. Second operand 593 states. [2020-07-17 21:26:45,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:45,035 INFO L93 Difference]: Finished difference Result 709 states and 936 transitions. [2020-07-17 21:26:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 936 transitions. [2020-07-17 21:26:45,039 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:26:45,039 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:26:45,039 INFO L74 IsIncluded]: Start isIncluded. First operand 593 states. Second operand 709 states. [2020-07-17 21:26:45,039 INFO L87 Difference]: Start difference. First operand 593 states. Second operand 709 states. [2020-07-17 21:26:45,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:45,080 INFO L93 Difference]: Finished difference Result 709 states and 936 transitions. [2020-07-17 21:26:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 936 transitions. [2020-07-17 21:26:45,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:26:45,083 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:26:45,083 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:26:45,084 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:26:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2020-07-17 21:26:45,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 731 transitions. [2020-07-17 21:26:45,115 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 731 transitions. Word has length 63 [2020-07-17 21:26:45,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:26:45,115 INFO L479 AbstractCegarLoop]: Abstraction has 593 states and 731 transitions. [2020-07-17 21:26:45,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 21:26:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 731 transitions. [2020-07-17 21:26:45,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:26:45,118 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:26:45,118 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:26:45,118 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:26:45,118 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:26:45,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:26:45,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1610113419, now seen corresponding path program 1 times [2020-07-17 21:26:45,119 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:26:45,119 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268869887] [2020-07-17 21:26:45,119 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:26:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:26:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:26:45,413 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:26:45,413 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:26:45,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:26:45,594 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:26:45,594 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:26:45,594 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:26:45,594 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:26:45,594 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:26:45,594 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:26:45,595 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:26:45,596 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,597 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:26:45,598 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-17 21:26:45,599 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L993 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L993 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L951 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L951 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-17 21:26:45,600 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:26:45,601 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L250 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L250 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:26:45,602 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:26:45,603 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L842-1 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-17 21:26:45,604 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:26:45,605 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: L830-1 has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:26:45,606 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L993-1 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L993-1 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:26:45,607 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L272-2 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L994 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L994 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: L250-1 has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:26:45,608 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L179-1 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:26:45,609 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-17 21:26:45,610 WARN L170 areAnnotationChecker]: L867-2 has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: L225-1 has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: L308-1 has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:26:45,611 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: L372-1 has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: L922-1 has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: L999-1 has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: L999-1 has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-17 21:26:45,612 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:26:45,613 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L995 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-17 21:26:45,614 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: L997-1 has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: L205-1 has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: L192-1 has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:26:45,615 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:26:45,616 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L552-1 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L310 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L310 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L961 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L961 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L76-1 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L378-1 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-17 21:26:45,617 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L926-2 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L926-2 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L926-2 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L957 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L957 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L66-1 has no Hoare annotation [2020-07-17 21:26:45,618 WARN L170 areAnnotationChecker]: L380-1 has no Hoare annotation [2020-07-17 21:26:45,619 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:26:45,619 WARN L170 areAnnotationChecker]: L482-1 has no Hoare annotation [2020-07-17 21:26:45,619 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:26:45,619 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:26:45,619 WARN L170 areAnnotationChecker]: L539-1 has no Hoare annotation [2020-07-17 21:26:45,619 WARN L170 areAnnotationChecker]: L997 has no Hoare annotation [2020-07-17 21:26:45,620 WARN L170 areAnnotationChecker]: L997 has no Hoare annotation [2020-07-17 21:26:45,620 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-17 21:26:45,620 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-17 21:26:45,620 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 21:26:45,621 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-17 21:26:45,621 WARN L170 areAnnotationChecker]: L329-2 has no Hoare annotation [2020-07-17 21:26:45,621 WARN L170 areAnnotationChecker]: L284-2 has no Hoare annotation [2020-07-17 21:26:45,621 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: L618-2 has no Hoare annotation [2020-07-17 21:26:45,622 WARN L170 areAnnotationChecker]: L618-2 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L618-2 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L310-2 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L962 has no Hoare annotation [2020-07-17 21:26:45,623 WARN L170 areAnnotationChecker]: L962 has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,624 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L378 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L378 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L958 has no Hoare annotation [2020-07-17 21:26:45,625 WARN L170 areAnnotationChecker]: L958 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L634-1 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L650-1 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L552 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L552 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L999 has no Hoare annotation [2020-07-17 21:26:45,626 WARN L170 areAnnotationChecker]: L999 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L955 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L955 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:26:45,627 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L619 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L619 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-17 21:26:45,628 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L295-1 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L963 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L963 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 21:26:45,629 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L959 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L959 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:26:45,630 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L956 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L956 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-17 21:26:45,631 WARN L170 areAnnotationChecker]: L620 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L964 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L964 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L960 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L960 has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:26:45,632 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,633 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:45,634 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:26:45,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:26:45 BoogieIcfgContainer [2020-07-17 21:26:45,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:26:45,646 INFO L168 Benchmark]: Toolchain (without parser) took 78527.17 ms. Allocated memory was 137.9 MB in the beginning and 826.8 MB in the end (delta: 688.9 MB). Free memory was 100.6 MB in the beginning and 720.1 MB in the end (delta: -619.5 MB). Peak memory consumption was 712.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:45,648 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-17 21:26:45,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.90 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 168.3 MB in the end (delta: -68.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:45,654 INFO L168 Benchmark]: Boogie Preprocessor took 106.14 ms. Allocated memory is still 202.4 MB. Free memory was 168.3 MB in the beginning and 161.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:45,655 INFO L168 Benchmark]: RCFGBuilder took 1673.85 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 161.8 MB in the beginning and 83.7 MB in the end (delta: 78.1 MB). Peak memory consumption was 110.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:45,656 INFO L168 Benchmark]: TraceAbstraction took 76056.06 ms. Allocated memory was 234.4 MB in the beginning and 826.8 MB in the end (delta: 592.4 MB). Free memory was 83.7 MB in the beginning and 720.1 MB in the end (delta: -636.4 MB). Peak memory consumption was 599.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:45,663 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 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.90 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 168.3 MB in the end (delta: -68.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.14 ms. Allocated memory is still 202.4 MB. Free memory was 168.3 MB in the beginning and 161.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1673.85 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 161.8 MB in the beginning and 83.7 MB in the end (delta: 78.1 MB). Peak memory consumption was 110.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 76056.06 ms. Allocated memory was 234.4 MB in the beginning and 826.8 MB in the end (delta: 592.4 MB). Free memory was 83.7 MB in the beginning and 720.1 MB in the end (delta: -636.4 MB). Peak memory consumption was 599.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 769]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L124] int pumpRunning = 0; [L125] int systemActive = 1; [L568] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L812] int waterLevel = 1; [L813] int methaneLevelCritical = 0; [L915] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=168, \old(head)=176, \old(methaneLevelCritical)=151, \old(pumpRunning)=139, \old(systemActive)=138, \old(waterLevel)=146, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L988] int retValue_acc ; [L989] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L993] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L994] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L995] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L803] int retValue_acc ; [L806] retValue_acc = 1 [L807] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L995] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L995] tmp = valid_product() [L997] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L999] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L1000] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L982] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L47] int splverifierCounter ; [L48] int tmp ; [L49] int tmp___0 ; [L50] int tmp___1 ; [L51] int tmp___2 ; [L54] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L56] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L58] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L64] tmp = __VERIFIER_nondet_int() [L66] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L68] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L830] COND TRUE waterLevel < 2 [L831] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L68] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L74] tmp___0 = __VERIFIER_nondet_int() [L76] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L84] tmp___2 = __VERIFIER_nondet_int() [L86] COND FALSE !(\read(tmp___2)) [L92] tmp___1 = __VERIFIER_nondet_int() [L94] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L96] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L343] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L350] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L96] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L103] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L132] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L139] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L147] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L366] int tmp ; [L367] int tmp___0 ; [L368] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L372] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L851] int retValue_acc ; [L854] retValue_acc = methaneLevelCritical [L855] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L372] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L372] tmp = isMethaneLevelCritical() [L374] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L378] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L883] int retValue_acc ; [L886] retValue_acc = waterLevel [L887] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L378] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L378] tmp___0 = getWaterLevel() [L380] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L382] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L257] int retValue_acc ; [L260] retValue_acc = pumpRunning [L261] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L382] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L382] tmp___1 = isPumpRunning() [L384] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L388] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L769] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 75.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 59.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 590 SDtfs, 1019 SDslu, 431 SDs, 0 SdLazy, 2467 SolverSat, 604 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 103 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=593occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.4s AutomataMinimizationTime, 4 MinimizatonAttempts, 252 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 64042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...