/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_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:25,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:25,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:25,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:25,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:25,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:25,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:25,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:25,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:25,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:25,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:25,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:25,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:25,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:25,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:25,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:25,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:25,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:25,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:25,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:25,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:25,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:25,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:25,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:25,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:25,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:25,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:25,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:25,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:25,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:25,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:25,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:25,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:25,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:25,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:25,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:25,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:25,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:25,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:25,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:25,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:25,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:21:25,942 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:25,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:25,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:25,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:25,944 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:25,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:25,945 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:25,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:25,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:25,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:25,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:25,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:25,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:25,946 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:25,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:25,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:25,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:25,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:25,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:25,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:25,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:25,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:25,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:25,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:25,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:25,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:25,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:25,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:25,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:25,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:26,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:26,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:26,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:26,223 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:26,223 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:26,224 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product17.cil.c [2020-07-17 21:21:26,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94288817f/d7f0784e73d44ff6aa3696f3e919b21c/FLAG5ddfd9084 [2020-07-17 21:21:26,786 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:26,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product17.cil.c [2020-07-17 21:21:26,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94288817f/d7f0784e73d44ff6aa3696f3e919b21c/FLAG5ddfd9084 [2020-07-17 21:21:27,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94288817f/d7f0784e73d44ff6aa3696f3e919b21c [2020-07-17 21:21:27,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:27,162 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:27,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:27,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:27,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:27,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258daf45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27, skipping insertion in model container [2020-07-17 21:21:27,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:27,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:27,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:27,697 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:27,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:27,890 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:27,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27 WrapperNode [2020-07-17 21:21:27,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:27,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:27,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:27,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:27,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:27,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:28,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (1/1) ... [2020-07-17 21:21:28,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:28,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:28,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:28,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:28,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (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 21:21:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:28,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:21:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:21:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:21:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:28,090 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:28,091 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:28,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:28,092 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:28,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:28,095 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:21:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:28,096 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:21:28,097 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:21:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:28,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:28,099 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:28,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:28,099 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:28,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:28,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:28,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:29,841 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:29,842 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:29,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:29 BoogieIcfgContainer [2020-07-17 21:21:29,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:29,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:29,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:29,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:29,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:27" (1/3) ... [2020-07-17 21:21:29,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f15617b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:29, skipping insertion in model container [2020-07-17 21:21:29,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:27" (2/3) ... [2020-07-17 21:21:29,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f15617b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:29, skipping insertion in model container [2020-07-17 21:21:29,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:29" (3/3) ... [2020-07-17 21:21:29,857 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product17.cil.c [2020-07-17 21:21:29,868 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:29,877 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:29,893 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:29,921 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:29,921 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:29,922 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:29,922 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:29,922 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:29,922 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:29,923 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:29,923 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-07-17 21:21:29,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:29,958 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:29,959 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:29,960 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:29,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:29,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1926070200, now seen corresponding path program 1 times [2020-07-17 21:21:29,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:29,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786945925] [2020-07-17 21:21:29,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,671 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,816 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {159#true} is VALID [2020-07-17 21:21:30,816 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,817 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {159#true} #484#return; {159#true} is VALID [2020-07-17 21:21:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,824 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #398#return; {159#true} is VALID [2020-07-17 21:21:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,830 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,830 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #400#return; {159#true} is VALID [2020-07-17 21:21:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {159#true} is VALID [2020-07-17 21:21:30,836 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,836 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {159#true} #402#return; {159#true} is VALID [2020-07-17 21:21:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,841 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,842 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {159#true} {159#true} #404#return; {159#true} is VALID [2020-07-17 21:21:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,849 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {159#true} is VALID [2020-07-17 21:21:30,849 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,849 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #476#return; {160#false} is VALID [2020-07-17 21:21:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,854 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {159#true} is VALID [2020-07-17 21:21:30,854 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,855 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #478#return; {160#false} is VALID [2020-07-17 21:21:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,859 INFO L280 TraceCheckUtils]: 0: Hoare triple {159#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {159#true} is VALID [2020-07-17 21:21:30,860 INFO L280 TraceCheckUtils]: 1: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,860 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {159#true} {160#false} #480#return; {160#false} is VALID [2020-07-17 21:21:30,867 INFO L263 TraceCheckUtils]: 0: Hoare triple {159#true} call ULTIMATE.init(); {182#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:30,867 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {159#true} is VALID [2020-07-17 21:21:30,868 INFO L280 TraceCheckUtils]: 2: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,868 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {159#true} {159#true} #484#return; {159#true} is VALID [2020-07-17 21:21:30,868 INFO L263 TraceCheckUtils]: 4: Hoare triple {159#true} call #t~ret73 := main(); {159#true} is VALID [2020-07-17 21:21:30,869 INFO L280 TraceCheckUtils]: 5: Hoare triple {159#true} havoc ~retValue_acc~9;havoc ~tmp~6; {159#true} is VALID [2020-07-17 21:21:30,869 INFO L263 TraceCheckUtils]: 6: Hoare triple {159#true} call select_helpers(); {159#true} is VALID [2020-07-17 21:21:30,869 INFO L280 TraceCheckUtils]: 7: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,870 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {159#true} {159#true} #398#return; {159#true} is VALID [2020-07-17 21:21:30,870 INFO L263 TraceCheckUtils]: 9: Hoare triple {159#true} call select_features(); {159#true} is VALID [2020-07-17 21:21:30,870 INFO L280 TraceCheckUtils]: 10: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,871 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {159#true} {159#true} #400#return; {159#true} is VALID [2020-07-17 21:21:30,871 INFO L263 TraceCheckUtils]: 12: Hoare triple {159#true} call #t~ret68 := valid_product(); {159#true} is VALID [2020-07-17 21:21:30,871 INFO L280 TraceCheckUtils]: 13: Hoare triple {159#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {159#true} is VALID [2020-07-17 21:21:30,872 INFO L280 TraceCheckUtils]: 14: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,872 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {159#true} {159#true} #402#return; {159#true} is VALID [2020-07-17 21:21:30,872 INFO L280 TraceCheckUtils]: 16: Hoare triple {159#true} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {159#true} is VALID [2020-07-17 21:21:30,873 INFO L280 TraceCheckUtils]: 17: Hoare triple {159#true} assume 0 != ~tmp~6; {159#true} is VALID [2020-07-17 21:21:30,873 INFO L263 TraceCheckUtils]: 18: Hoare triple {159#true} call setup(); {159#true} is VALID [2020-07-17 21:21:30,873 INFO L280 TraceCheckUtils]: 19: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,874 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {159#true} {159#true} #404#return; {159#true} is VALID [2020-07-17 21:21:30,874 INFO L263 TraceCheckUtils]: 21: Hoare triple {159#true} call runTest(); {159#true} is VALID [2020-07-17 21:21:30,874 INFO L263 TraceCheckUtils]: 22: Hoare triple {159#true} call test(); {159#true} is VALID [2020-07-17 21:21:30,875 INFO L280 TraceCheckUtils]: 23: Hoare triple {159#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {159#true} is VALID [2020-07-17 21:21:30,876 INFO L280 TraceCheckUtils]: 24: Hoare triple {159#true} assume !true; {160#false} is VALID [2020-07-17 21:21:30,876 INFO L263 TraceCheckUtils]: 25: Hoare triple {160#false} call cleanup(); {160#false} is VALID [2020-07-17 21:21:30,876 INFO L280 TraceCheckUtils]: 26: Hoare triple {160#false} havoc ~i~0;havoc ~__cil_tmp2~0; {160#false} is VALID [2020-07-17 21:21:30,877 INFO L263 TraceCheckUtils]: 27: Hoare triple {160#false} call timeShift(); {160#false} is VALID [2020-07-17 21:21:30,877 INFO L280 TraceCheckUtils]: 28: Hoare triple {160#false} assume !(0 != ~pumpRunning~0); {160#false} is VALID [2020-07-17 21:21:30,877 INFO L280 TraceCheckUtils]: 29: Hoare triple {160#false} assume !(0 != ~systemActive~0); {160#false} is VALID [2020-07-17 21:21:30,878 INFO L263 TraceCheckUtils]: 30: Hoare triple {160#false} call __utac_acc__Specification3_spec__1(); {160#false} is VALID [2020-07-17 21:21:30,878 INFO L280 TraceCheckUtils]: 31: Hoare triple {160#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {160#false} is VALID [2020-07-17 21:21:30,878 INFO L263 TraceCheckUtils]: 32: Hoare triple {160#false} call #t~ret70 := isMethaneLevelCritical(); {159#true} is VALID [2020-07-17 21:21:30,879 INFO L280 TraceCheckUtils]: 33: Hoare triple {159#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {159#true} is VALID [2020-07-17 21:21:30,879 INFO L280 TraceCheckUtils]: 34: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,879 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {159#true} {160#false} #476#return; {160#false} is VALID [2020-07-17 21:21:30,880 INFO L280 TraceCheckUtils]: 36: Hoare triple {160#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {160#false} is VALID [2020-07-17 21:21:30,880 INFO L280 TraceCheckUtils]: 37: Hoare triple {160#false} assume !(0 != ~tmp~7); {160#false} is VALID [2020-07-17 21:21:30,880 INFO L263 TraceCheckUtils]: 38: Hoare triple {160#false} call #t~ret71 := getWaterLevel(); {159#true} is VALID [2020-07-17 21:21:30,881 INFO L280 TraceCheckUtils]: 39: Hoare triple {159#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {159#true} is VALID [2020-07-17 21:21:30,881 INFO L280 TraceCheckUtils]: 40: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,881 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {159#true} {160#false} #478#return; {160#false} is VALID [2020-07-17 21:21:30,882 INFO L280 TraceCheckUtils]: 42: Hoare triple {160#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {160#false} is VALID [2020-07-17 21:21:30,882 INFO L280 TraceCheckUtils]: 43: Hoare triple {160#false} assume 2 == ~tmp___0~2; {160#false} is VALID [2020-07-17 21:21:30,882 INFO L263 TraceCheckUtils]: 44: Hoare triple {160#false} call #t~ret72 := isPumpRunning(); {159#true} is VALID [2020-07-17 21:21:30,883 INFO L280 TraceCheckUtils]: 45: Hoare triple {159#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {159#true} is VALID [2020-07-17 21:21:30,883 INFO L280 TraceCheckUtils]: 46: Hoare triple {159#true} assume true; {159#true} is VALID [2020-07-17 21:21:30,883 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {159#true} {160#false} #480#return; {160#false} is VALID [2020-07-17 21:21:30,883 INFO L280 TraceCheckUtils]: 48: Hoare triple {160#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {160#false} is VALID [2020-07-17 21:21:30,884 INFO L280 TraceCheckUtils]: 49: Hoare triple {160#false} assume !(0 != ~tmp___1~1); {160#false} is VALID [2020-07-17 21:21:30,884 INFO L263 TraceCheckUtils]: 50: Hoare triple {160#false} call __automaton_fail(); {160#false} is VALID [2020-07-17 21:21:30,885 INFO L280 TraceCheckUtils]: 51: Hoare triple {160#false} assume !false; {160#false} is VALID [2020-07-17 21:21:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:30,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786945925] [2020-07-17 21:21:30,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:30,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:30,899 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584437670] [2020-07-17 21:21:30,905 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:30,908 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:30,912 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:31,004 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:31,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:31,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:31,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:31,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:31,018 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 3 states. [2020-07-17 21:21:35,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:35,049 INFO L93 Difference]: Finished difference Result 259 states and 341 transitions. [2020-07-17 21:21:35,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:35,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:35,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:35,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-17 21:21:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-17 21:21:35,131 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 341 transitions. [2020-07-17 21:21:36,319 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 341 edges. 341 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:36,340 INFO L225 Difference]: With dead ends: 259 [2020-07-17 21:21:36,340 INFO L226 Difference]: Without dead ends: 140 [2020-07-17 21:21:36,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:36,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-07-17 21:21:37,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 110. [2020-07-17 21:21:37,505 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:37,506 INFO L82 GeneralOperation]: Start isEquivalent. First operand 140 states. Second operand 110 states. [2020-07-17 21:21:37,507 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand 110 states. [2020-07-17 21:21:37,507 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 110 states. [2020-07-17 21:21:37,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:37,522 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-07-17 21:21:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2020-07-17 21:21:37,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:37,526 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:37,526 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 140 states. [2020-07-17 21:21:37,526 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 140 states. [2020-07-17 21:21:37,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:37,538 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2020-07-17 21:21:37,538 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2020-07-17 21:21:37,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:37,542 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:37,542 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:37,543 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:37,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-17 21:21:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2020-07-17 21:21:37,551 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 52 [2020-07-17 21:21:37,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:37,552 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2020-07-17 21:21:37,552 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:21:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2020-07-17 21:21:37,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:21:37,555 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:37,555 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:37,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:21:37,556 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:37,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:37,557 INFO L82 PathProgramCache]: Analyzing trace with hash 475112747, now seen corresponding path program 1 times [2020-07-17 21:21:37,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:37,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610128674] [2020-07-17 21:21:37,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:37,971 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {1005#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {981#true} is VALID [2020-07-17 21:21:38,036 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,036 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {981#true} #484#return; {981#true} is VALID [2020-07-17 21:21:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,040 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,040 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {981#true} {981#true} #398#return; {981#true} is VALID [2020-07-17 21:21:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,043 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,044 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {981#true} {981#true} #400#return; {981#true} is VALID [2020-07-17 21:21:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,050 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {981#true} is VALID [2020-07-17 21:21:38,051 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,051 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {981#true} #402#return; {981#true} is VALID [2020-07-17 21:21:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,054 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,054 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {981#true} {981#true} #404#return; {981#true} is VALID [2020-07-17 21:21:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {981#true} is VALID [2020-07-17 21:21:38,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,059 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {982#false} #476#return; {982#false} is VALID [2020-07-17 21:21:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,062 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {981#true} is VALID [2020-07-17 21:21:38,063 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,063 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {982#false} #478#return; {982#false} is VALID [2020-07-17 21:21:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:38,067 INFO L280 TraceCheckUtils]: 0: Hoare triple {981#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {981#true} is VALID [2020-07-17 21:21:38,068 INFO L280 TraceCheckUtils]: 1: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,068 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {981#true} {982#false} #480#return; {982#false} is VALID [2020-07-17 21:21:38,073 INFO L263 TraceCheckUtils]: 0: Hoare triple {981#true} call ULTIMATE.init(); {1005#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:38,073 INFO L280 TraceCheckUtils]: 1: Hoare triple {1005#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {981#true} is VALID [2020-07-17 21:21:38,074 INFO L280 TraceCheckUtils]: 2: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,074 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {981#true} {981#true} #484#return; {981#true} is VALID [2020-07-17 21:21:38,074 INFO L263 TraceCheckUtils]: 4: Hoare triple {981#true} call #t~ret73 := main(); {981#true} is VALID [2020-07-17 21:21:38,075 INFO L280 TraceCheckUtils]: 5: Hoare triple {981#true} havoc ~retValue_acc~9;havoc ~tmp~6; {981#true} is VALID [2020-07-17 21:21:38,075 INFO L263 TraceCheckUtils]: 6: Hoare triple {981#true} call select_helpers(); {981#true} is VALID [2020-07-17 21:21:38,075 INFO L280 TraceCheckUtils]: 7: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,075 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {981#true} {981#true} #398#return; {981#true} is VALID [2020-07-17 21:21:38,076 INFO L263 TraceCheckUtils]: 9: Hoare triple {981#true} call select_features(); {981#true} is VALID [2020-07-17 21:21:38,076 INFO L280 TraceCheckUtils]: 10: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,076 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {981#true} {981#true} #400#return; {981#true} is VALID [2020-07-17 21:21:38,077 INFO L263 TraceCheckUtils]: 12: Hoare triple {981#true} call #t~ret68 := valid_product(); {981#true} is VALID [2020-07-17 21:21:38,077 INFO L280 TraceCheckUtils]: 13: Hoare triple {981#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {981#true} is VALID [2020-07-17 21:21:38,077 INFO L280 TraceCheckUtils]: 14: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,077 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {981#true} {981#true} #402#return; {981#true} is VALID [2020-07-17 21:21:38,078 INFO L280 TraceCheckUtils]: 16: Hoare triple {981#true} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {981#true} is VALID [2020-07-17 21:21:38,078 INFO L280 TraceCheckUtils]: 17: Hoare triple {981#true} assume 0 != ~tmp~6; {981#true} is VALID [2020-07-17 21:21:38,078 INFO L263 TraceCheckUtils]: 18: Hoare triple {981#true} call setup(); {981#true} is VALID [2020-07-17 21:21:38,079 INFO L280 TraceCheckUtils]: 19: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,079 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {981#true} {981#true} #404#return; {981#true} is VALID [2020-07-17 21:21:38,079 INFO L263 TraceCheckUtils]: 21: Hoare triple {981#true} call runTest(); {981#true} is VALID [2020-07-17 21:21:38,080 INFO L263 TraceCheckUtils]: 22: Hoare triple {981#true} call test(); {981#true} is VALID [2020-07-17 21:21:38,081 INFO L280 TraceCheckUtils]: 23: Hoare triple {981#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {995#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:38,081 INFO L280 TraceCheckUtils]: 24: Hoare triple {995#(= 0 test_~splverifierCounter~0)} assume !false; {995#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:38,082 INFO L280 TraceCheckUtils]: 25: Hoare triple {995#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {982#false} is VALID [2020-07-17 21:21:38,082 INFO L263 TraceCheckUtils]: 26: Hoare triple {982#false} call cleanup(); {982#false} is VALID [2020-07-17 21:21:38,083 INFO L280 TraceCheckUtils]: 27: Hoare triple {982#false} havoc ~i~0;havoc ~__cil_tmp2~0; {982#false} is VALID [2020-07-17 21:21:38,083 INFO L263 TraceCheckUtils]: 28: Hoare triple {982#false} call timeShift(); {982#false} is VALID [2020-07-17 21:21:38,083 INFO L280 TraceCheckUtils]: 29: Hoare triple {982#false} assume !(0 != ~pumpRunning~0); {982#false} is VALID [2020-07-17 21:21:38,084 INFO L280 TraceCheckUtils]: 30: Hoare triple {982#false} assume !(0 != ~systemActive~0); {982#false} is VALID [2020-07-17 21:21:38,084 INFO L263 TraceCheckUtils]: 31: Hoare triple {982#false} call __utac_acc__Specification3_spec__1(); {982#false} is VALID [2020-07-17 21:21:38,084 INFO L280 TraceCheckUtils]: 32: Hoare triple {982#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {982#false} is VALID [2020-07-17 21:21:38,085 INFO L263 TraceCheckUtils]: 33: Hoare triple {982#false} call #t~ret70 := isMethaneLevelCritical(); {981#true} is VALID [2020-07-17 21:21:38,085 INFO L280 TraceCheckUtils]: 34: Hoare triple {981#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {981#true} is VALID [2020-07-17 21:21:38,085 INFO L280 TraceCheckUtils]: 35: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,085 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {981#true} {982#false} #476#return; {982#false} is VALID [2020-07-17 21:21:38,086 INFO L280 TraceCheckUtils]: 37: Hoare triple {982#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {982#false} is VALID [2020-07-17 21:21:38,086 INFO L280 TraceCheckUtils]: 38: Hoare triple {982#false} assume !(0 != ~tmp~7); {982#false} is VALID [2020-07-17 21:21:38,086 INFO L263 TraceCheckUtils]: 39: Hoare triple {982#false} call #t~ret71 := getWaterLevel(); {981#true} is VALID [2020-07-17 21:21:38,086 INFO L280 TraceCheckUtils]: 40: Hoare triple {981#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {981#true} is VALID [2020-07-17 21:21:38,087 INFO L280 TraceCheckUtils]: 41: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,087 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {981#true} {982#false} #478#return; {982#false} is VALID [2020-07-17 21:21:38,087 INFO L280 TraceCheckUtils]: 43: Hoare triple {982#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {982#false} is VALID [2020-07-17 21:21:38,088 INFO L280 TraceCheckUtils]: 44: Hoare triple {982#false} assume 2 == ~tmp___0~2; {982#false} is VALID [2020-07-17 21:21:38,088 INFO L263 TraceCheckUtils]: 45: Hoare triple {982#false} call #t~ret72 := isPumpRunning(); {981#true} is VALID [2020-07-17 21:21:38,088 INFO L280 TraceCheckUtils]: 46: Hoare triple {981#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {981#true} is VALID [2020-07-17 21:21:38,088 INFO L280 TraceCheckUtils]: 47: Hoare triple {981#true} assume true; {981#true} is VALID [2020-07-17 21:21:38,089 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {981#true} {982#false} #480#return; {982#false} is VALID [2020-07-17 21:21:38,089 INFO L280 TraceCheckUtils]: 49: Hoare triple {982#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {982#false} is VALID [2020-07-17 21:21:38,089 INFO L280 TraceCheckUtils]: 50: Hoare triple {982#false} assume !(0 != ~tmp___1~1); {982#false} is VALID [2020-07-17 21:21:38,090 INFO L263 TraceCheckUtils]: 51: Hoare triple {982#false} call __automaton_fail(); {982#false} is VALID [2020-07-17 21:21:38,090 INFO L280 TraceCheckUtils]: 52: Hoare triple {982#false} assume !false; {982#false} is VALID [2020-07-17 21:21:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:38,096 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610128674] [2020-07-17 21:21:38,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:38,097 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:21:38,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39808751] [2020-07-17 21:21:38,099 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:38,100 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:38,100 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:21:38,173 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:38,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:21:38,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:38,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:21:38,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:21:38,174 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 4 states. [2020-07-17 21:21:39,473 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:42,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:42,333 INFO L93 Difference]: Finished difference Result 192 states and 232 transitions. [2020-07-17 21:21:42,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:21:42,334 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:42,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:42,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2020-07-17 21:21:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2020-07-17 21:21:42,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 232 transitions. [2020-07-17 21:21:43,193 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 232 edges. 232 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:43,199 INFO L225 Difference]: With dead ends: 192 [2020-07-17 21:21:43,200 INFO L226 Difference]: Without dead ends: 124 [2020-07-17 21:21:43,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:43,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-17 21:21:44,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 101. [2020-07-17 21:21:44,278 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:44,278 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 101 states. [2020-07-17 21:21:44,278 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 101 states. [2020-07-17 21:21:44,278 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 101 states. [2020-07-17 21:21:44,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:44,295 INFO L93 Difference]: Finished difference Result 124 states and 152 transitions. [2020-07-17 21:21:44,295 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2020-07-17 21:21:44,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:44,296 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:44,296 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 124 states. [2020-07-17 21:21:44,297 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 124 states. [2020-07-17 21:21:44,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:44,312 INFO L93 Difference]: Finished difference Result 124 states and 152 transitions. [2020-07-17 21:21:44,313 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2020-07-17 21:21:44,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:44,314 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:44,314 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:44,314 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-17 21:21:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 116 transitions. [2020-07-17 21:21:44,328 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 116 transitions. Word has length 53 [2020-07-17 21:21:44,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:44,328 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 116 transitions. [2020-07-17 21:21:44,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:21:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2020-07-17 21:21:44,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:21:44,333 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:44,333 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:21:44,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:21:44,334 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:44,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:44,337 INFO L82 PathProgramCache]: Analyzing trace with hash 40226853, now seen corresponding path program 1 times [2020-07-17 21:21:44,338 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:44,338 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060773016] [2020-07-17 21:21:44,338 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,684 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,810 INFO L280 TraceCheckUtils]: 0: Hoare triple {1703#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {1681#(= 1 ~systemActive~0)} assume true; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,812 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1681#(= 1 ~systemActive~0)} {1676#true} #484#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,818 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #398#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,821 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,822 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #400#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:44,848 INFO L280 TraceCheckUtils]: 1: Hoare triple {1704#(= 1 |valid_product_#res|)} assume true; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:44,849 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1704#(= 1 |valid_product_#res|)} {1681#(= 1 ~systemActive~0)} #402#return; {1689#(= |main_#t~ret68| ~systemActive~0)} is VALID [2020-07-17 21:21:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,853 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,853 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1676#true} {1691#(not (= 0 ~systemActive~0))} #404#return; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,857 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1676#true} is VALID [2020-07-17 21:21:44,857 INFO L280 TraceCheckUtils]: 1: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,857 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1676#true} {1677#false} #476#return; {1677#false} is VALID [2020-07-17 21:21:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,860 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1676#true} is VALID [2020-07-17 21:21:44,861 INFO L280 TraceCheckUtils]: 1: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,861 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1676#true} {1677#false} #478#return; {1677#false} is VALID [2020-07-17 21:21:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:44,864 INFO L280 TraceCheckUtils]: 0: Hoare triple {1676#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1676#true} is VALID [2020-07-17 21:21:44,865 INFO L280 TraceCheckUtils]: 1: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,865 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1676#true} {1677#false} #480#return; {1677#false} is VALID [2020-07-17 21:21:44,870 INFO L263 TraceCheckUtils]: 0: Hoare triple {1676#true} call ULTIMATE.init(); {1703#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:44,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {1703#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,876 INFO L280 TraceCheckUtils]: 2: Hoare triple {1681#(= 1 ~systemActive~0)} assume true; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,877 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1681#(= 1 ~systemActive~0)} {1676#true} #484#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,878 INFO L263 TraceCheckUtils]: 4: Hoare triple {1681#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,878 INFO L280 TraceCheckUtils]: 5: Hoare triple {1681#(= 1 ~systemActive~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,879 INFO L263 TraceCheckUtils]: 6: Hoare triple {1681#(= 1 ~systemActive~0)} call select_helpers(); {1676#true} is VALID [2020-07-17 21:21:44,879 INFO L280 TraceCheckUtils]: 7: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,879 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #398#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,880 INFO L263 TraceCheckUtils]: 9: Hoare triple {1681#(= 1 ~systemActive~0)} call select_features(); {1676#true} is VALID [2020-07-17 21:21:44,880 INFO L280 TraceCheckUtils]: 10: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,881 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1676#true} {1681#(= 1 ~systemActive~0)} #400#return; {1681#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:44,881 INFO L263 TraceCheckUtils]: 12: Hoare triple {1681#(= 1 ~systemActive~0)} call #t~ret68 := valid_product(); {1676#true} is VALID [2020-07-17 21:21:44,882 INFO L280 TraceCheckUtils]: 13: Hoare triple {1676#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:44,882 INFO L280 TraceCheckUtils]: 14: Hoare triple {1704#(= 1 |valid_product_#res|)} assume true; {1704#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:44,883 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1704#(= 1 |valid_product_#res|)} {1681#(= 1 ~systemActive~0)} #402#return; {1689#(= |main_#t~ret68| ~systemActive~0)} is VALID [2020-07-17 21:21:44,884 INFO L280 TraceCheckUtils]: 16: Hoare triple {1689#(= |main_#t~ret68| ~systemActive~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {1690#(= main_~tmp~6 ~systemActive~0)} is VALID [2020-07-17 21:21:44,885 INFO L280 TraceCheckUtils]: 17: Hoare triple {1690#(= main_~tmp~6 ~systemActive~0)} assume 0 != ~tmp~6; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,885 INFO L263 TraceCheckUtils]: 18: Hoare triple {1691#(not (= 0 ~systemActive~0))} call setup(); {1676#true} is VALID [2020-07-17 21:21:44,885 INFO L280 TraceCheckUtils]: 19: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,886 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1676#true} {1691#(not (= 0 ~systemActive~0))} #404#return; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,886 INFO L263 TraceCheckUtils]: 21: Hoare triple {1691#(not (= 0 ~systemActive~0))} call runTest(); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,887 INFO L263 TraceCheckUtils]: 22: Hoare triple {1691#(not (= 0 ~systemActive~0))} call test(); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,888 INFO L280 TraceCheckUtils]: 23: Hoare triple {1691#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,888 INFO L280 TraceCheckUtils]: 24: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !false; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,889 INFO L280 TraceCheckUtils]: 25: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,890 INFO L280 TraceCheckUtils]: 26: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,890 INFO L280 TraceCheckUtils]: 27: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,891 INFO L280 TraceCheckUtils]: 28: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,891 INFO L280 TraceCheckUtils]: 29: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,892 INFO L280 TraceCheckUtils]: 30: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,893 INFO L280 TraceCheckUtils]: 31: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,893 INFO L263 TraceCheckUtils]: 32: Hoare triple {1691#(not (= 0 ~systemActive~0))} call timeShift(); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,894 INFO L280 TraceCheckUtils]: 33: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1691#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:44,895 INFO L280 TraceCheckUtils]: 34: Hoare triple {1691#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1677#false} is VALID [2020-07-17 21:21:44,895 INFO L263 TraceCheckUtils]: 35: Hoare triple {1677#false} call __utac_acc__Specification3_spec__1(); {1677#false} is VALID [2020-07-17 21:21:44,895 INFO L280 TraceCheckUtils]: 36: Hoare triple {1677#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {1677#false} is VALID [2020-07-17 21:21:44,895 INFO L263 TraceCheckUtils]: 37: Hoare triple {1677#false} call #t~ret70 := isMethaneLevelCritical(); {1676#true} is VALID [2020-07-17 21:21:44,896 INFO L280 TraceCheckUtils]: 38: Hoare triple {1676#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1676#true} is VALID [2020-07-17 21:21:44,896 INFO L280 TraceCheckUtils]: 39: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,896 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1676#true} {1677#false} #476#return; {1677#false} is VALID [2020-07-17 21:21:44,896 INFO L280 TraceCheckUtils]: 41: Hoare triple {1677#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1677#false} is VALID [2020-07-17 21:21:44,897 INFO L280 TraceCheckUtils]: 42: Hoare triple {1677#false} assume !(0 != ~tmp~7); {1677#false} is VALID [2020-07-17 21:21:44,897 INFO L263 TraceCheckUtils]: 43: Hoare triple {1677#false} call #t~ret71 := getWaterLevel(); {1676#true} is VALID [2020-07-17 21:21:44,897 INFO L280 TraceCheckUtils]: 44: Hoare triple {1676#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1676#true} is VALID [2020-07-17 21:21:44,897 INFO L280 TraceCheckUtils]: 45: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,898 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1676#true} {1677#false} #478#return; {1677#false} is VALID [2020-07-17 21:21:44,898 INFO L280 TraceCheckUtils]: 47: Hoare triple {1677#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1677#false} is VALID [2020-07-17 21:21:44,898 INFO L280 TraceCheckUtils]: 48: Hoare triple {1677#false} assume 2 == ~tmp___0~2; {1677#false} is VALID [2020-07-17 21:21:44,898 INFO L263 TraceCheckUtils]: 49: Hoare triple {1677#false} call #t~ret72 := isPumpRunning(); {1676#true} is VALID [2020-07-17 21:21:44,899 INFO L280 TraceCheckUtils]: 50: Hoare triple {1676#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1676#true} is VALID [2020-07-17 21:21:44,899 INFO L280 TraceCheckUtils]: 51: Hoare triple {1676#true} assume true; {1676#true} is VALID [2020-07-17 21:21:44,899 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1676#true} {1677#false} #480#return; {1677#false} is VALID [2020-07-17 21:21:44,899 INFO L280 TraceCheckUtils]: 53: Hoare triple {1677#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1677#false} is VALID [2020-07-17 21:21:44,900 INFO L280 TraceCheckUtils]: 54: Hoare triple {1677#false} assume !(0 != ~tmp___1~1); {1677#false} is VALID [2020-07-17 21:21:44,900 INFO L263 TraceCheckUtils]: 55: Hoare triple {1677#false} call __automaton_fail(); {1677#false} is VALID [2020-07-17 21:21:44,900 INFO L280 TraceCheckUtils]: 56: Hoare triple {1677#false} assume !false; {1677#false} is VALID [2020-07-17 21:21:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:44,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060773016] [2020-07-17 21:21:44,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:44,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:44,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712424298] [2020-07-17 21:21:44,910 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:21:44,910 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:44,910 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:44,985 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:44,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:44,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:44,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:44,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:44,987 INFO L87 Difference]: Start difference. First operand 101 states and 116 transitions. Second operand 8 states. [2020-07-17 21:21:45,809 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:46,749 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:47,151 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:47,458 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:53,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:53,246 INFO L93 Difference]: Finished difference Result 201 states and 246 transitions. [2020-07-17 21:21:53,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:21:53,247 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:21:53,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:53,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-17 21:21:53,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:53,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-17 21:21:53,259 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 246 transitions. [2020-07-17 21:21:54,157 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 246 edges. 246 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:54,162 INFO L225 Difference]: With dead ends: 201 [2020-07-17 21:21:54,162 INFO L226 Difference]: Without dead ends: 124 [2020-07-17 21:21:54,163 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:21:54,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-17 21:21:55,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 101. [2020-07-17 21:21:55,267 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:55,267 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 101 states. [2020-07-17 21:21:55,267 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 101 states. [2020-07-17 21:21:55,268 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 101 states. [2020-07-17 21:21:55,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:55,275 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2020-07-17 21:21:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2020-07-17 21:21:55,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:55,276 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:55,276 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 124 states. [2020-07-17 21:21:55,276 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 124 states. [2020-07-17 21:21:55,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:55,283 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2020-07-17 21:21:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2020-07-17 21:21:55,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:55,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:55,284 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:55,284 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-17 21:21:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 115 transitions. [2020-07-17 21:21:55,289 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 115 transitions. Word has length 57 [2020-07-17 21:21:55,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:55,289 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 115 transitions. [2020-07-17 21:21:55,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:55,289 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2020-07-17 21:21:55,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-17 21:21:55,290 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:55,291 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] [2020-07-17 21:21:55,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:21:55,291 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:55,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:55,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1164680110, now seen corresponding path program 1 times [2020-07-17 21:21:55,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:55,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186603278] [2020-07-17 21:21:55,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,682 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,776 INFO L280 TraceCheckUtils]: 0: Hoare triple {2425#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,777 INFO L280 TraceCheckUtils]: 1: Hoare triple {2397#(= 1 ~waterLevel~0)} assume true; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,778 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2397#(= 1 ~waterLevel~0)} {2392#true} #484#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,784 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,785 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #398#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,792 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #400#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2392#true} is VALID [2020-07-17 21:21:55,797 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,798 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #402#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,802 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,803 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #404#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,833 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,834 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2392#true} {2392#true} #446#return; {2392#true} is VALID [2020-07-17 21:21:55,834 INFO L280 TraceCheckUtils]: 0: Hoare triple {2426#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {2392#true} is VALID [2020-07-17 21:21:55,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume !(0 != ~pumpRunning~0); {2392#true} is VALID [2020-07-17 21:21:55,835 INFO L263 TraceCheckUtils]: 2: Hoare triple {2392#true} call processEnvironment__wrappee__base(); {2392#true} is VALID [2020-07-17 21:21:55,835 INFO L280 TraceCheckUtils]: 3: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,836 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2392#true} {2392#true} #446#return; {2392#true} is VALID [2020-07-17 21:21:55,836 INFO L280 TraceCheckUtils]: 5: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,839 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #458#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,844 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2392#true} is VALID [2020-07-17 21:21:55,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,846 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #476#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,866 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:55,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:55,868 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} {2397#(= 1 ~waterLevel~0)} #478#return; {2420#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-17 21:21:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:55,871 INFO L280 TraceCheckUtils]: 0: Hoare triple {2392#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2392#true} is VALID [2020-07-17 21:21:55,872 INFO L280 TraceCheckUtils]: 1: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,872 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2392#true} {2393#false} #480#return; {2393#false} is VALID [2020-07-17 21:21:55,878 INFO L263 TraceCheckUtils]: 0: Hoare triple {2392#true} call ULTIMATE.init(); {2425#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:21:55,886 INFO L280 TraceCheckUtils]: 1: Hoare triple {2425#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,887 INFO L280 TraceCheckUtils]: 2: Hoare triple {2397#(= 1 ~waterLevel~0)} assume true; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,888 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2397#(= 1 ~waterLevel~0)} {2392#true} #484#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,889 INFO L263 TraceCheckUtils]: 4: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,890 INFO L280 TraceCheckUtils]: 5: Hoare triple {2397#(= 1 ~waterLevel~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,891 INFO L263 TraceCheckUtils]: 6: Hoare triple {2397#(= 1 ~waterLevel~0)} call select_helpers(); {2392#true} is VALID [2020-07-17 21:21:55,891 INFO L280 TraceCheckUtils]: 7: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,892 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #398#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,892 INFO L263 TraceCheckUtils]: 9: Hoare triple {2397#(= 1 ~waterLevel~0)} call select_features(); {2392#true} is VALID [2020-07-17 21:21:55,893 INFO L280 TraceCheckUtils]: 10: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,893 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #400#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,894 INFO L263 TraceCheckUtils]: 12: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret68 := valid_product(); {2392#true} is VALID [2020-07-17 21:21:55,894 INFO L280 TraceCheckUtils]: 13: Hoare triple {2392#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {2392#true} is VALID [2020-07-17 21:21:55,894 INFO L280 TraceCheckUtils]: 14: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,895 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #402#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,896 INFO L280 TraceCheckUtils]: 16: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,897 INFO L280 TraceCheckUtils]: 17: Hoare triple {2397#(= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,897 INFO L263 TraceCheckUtils]: 18: Hoare triple {2397#(= 1 ~waterLevel~0)} call setup(); {2392#true} is VALID [2020-07-17 21:21:55,897 INFO L280 TraceCheckUtils]: 19: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,900 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #404#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,900 INFO L263 TraceCheckUtils]: 21: Hoare triple {2397#(= 1 ~waterLevel~0)} call runTest(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,901 INFO L263 TraceCheckUtils]: 22: Hoare triple {2397#(= 1 ~waterLevel~0)} call test(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,902 INFO L280 TraceCheckUtils]: 23: Hoare triple {2397#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,903 INFO L280 TraceCheckUtils]: 24: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !false; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,903 INFO L280 TraceCheckUtils]: 25: Hoare triple {2397#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,904 INFO L280 TraceCheckUtils]: 26: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,904 INFO L280 TraceCheckUtils]: 27: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,905 INFO L280 TraceCheckUtils]: 28: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,905 INFO L280 TraceCheckUtils]: 29: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,906 INFO L280 TraceCheckUtils]: 30: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,906 INFO L280 TraceCheckUtils]: 31: Hoare triple {2397#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,907 INFO L263 TraceCheckUtils]: 32: Hoare triple {2397#(= 1 ~waterLevel~0)} call timeShift(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,907 INFO L280 TraceCheckUtils]: 33: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,908 INFO L280 TraceCheckUtils]: 34: Hoare triple {2397#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,909 INFO L263 TraceCheckUtils]: 35: Hoare triple {2397#(= 1 ~waterLevel~0)} call processEnvironment(); {2426#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:21:55,909 INFO L280 TraceCheckUtils]: 36: Hoare triple {2426#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {2392#true} is VALID [2020-07-17 21:21:55,909 INFO L280 TraceCheckUtils]: 37: Hoare triple {2392#true} assume !(0 != ~pumpRunning~0); {2392#true} is VALID [2020-07-17 21:21:55,909 INFO L263 TraceCheckUtils]: 38: Hoare triple {2392#true} call processEnvironment__wrappee__base(); {2392#true} is VALID [2020-07-17 21:21:55,910 INFO L280 TraceCheckUtils]: 39: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,910 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2392#true} {2392#true} #446#return; {2392#true} is VALID [2020-07-17 21:21:55,910 INFO L280 TraceCheckUtils]: 41: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,911 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #458#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,911 INFO L263 TraceCheckUtils]: 43: Hoare triple {2397#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,912 INFO L280 TraceCheckUtils]: 44: Hoare triple {2397#(= 1 ~waterLevel~0)} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,912 INFO L263 TraceCheckUtils]: 45: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {2392#true} is VALID [2020-07-17 21:21:55,912 INFO L280 TraceCheckUtils]: 46: Hoare triple {2392#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2392#true} is VALID [2020-07-17 21:21:55,913 INFO L280 TraceCheckUtils]: 47: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,914 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2392#true} {2397#(= 1 ~waterLevel~0)} #476#return; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,914 INFO L280 TraceCheckUtils]: 49: Hoare triple {2397#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,915 INFO L280 TraceCheckUtils]: 50: Hoare triple {2397#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~7); {2397#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:55,915 INFO L263 TraceCheckUtils]: 51: Hoare triple {2397#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {2392#true} is VALID [2020-07-17 21:21:55,916 INFO L280 TraceCheckUtils]: 52: Hoare triple {2392#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:55,917 INFO L280 TraceCheckUtils]: 53: Hoare triple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2429#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:55,919 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2429#(= |getWaterLevel_#res| ~waterLevel~0)} {2397#(= 1 ~waterLevel~0)} #478#return; {2420#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-17 21:21:55,920 INFO L280 TraceCheckUtils]: 55: Hoare triple {2420#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {2421#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-17 21:21:55,921 INFO L280 TraceCheckUtils]: 56: Hoare triple {2421#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {2393#false} is VALID [2020-07-17 21:21:55,921 INFO L263 TraceCheckUtils]: 57: Hoare triple {2393#false} call #t~ret72 := isPumpRunning(); {2392#true} is VALID [2020-07-17 21:21:55,921 INFO L280 TraceCheckUtils]: 58: Hoare triple {2392#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2392#true} is VALID [2020-07-17 21:21:55,922 INFO L280 TraceCheckUtils]: 59: Hoare triple {2392#true} assume true; {2392#true} is VALID [2020-07-17 21:21:55,922 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2392#true} {2393#false} #480#return; {2393#false} is VALID [2020-07-17 21:21:55,922 INFO L280 TraceCheckUtils]: 61: Hoare triple {2393#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {2393#false} is VALID [2020-07-17 21:21:55,923 INFO L280 TraceCheckUtils]: 62: Hoare triple {2393#false} assume !(0 != ~tmp___1~1); {2393#false} is VALID [2020-07-17 21:21:55,923 INFO L263 TraceCheckUtils]: 63: Hoare triple {2393#false} call __automaton_fail(); {2393#false} is VALID [2020-07-17 21:21:55,923 INFO L280 TraceCheckUtils]: 64: Hoare triple {2393#false} assume !false; {2393#false} is VALID [2020-07-17 21:21:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:55,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186603278] [2020-07-17 21:21:55,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:55,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:55,939 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161904424] [2020-07-17 21:21:55,939 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-17 21:21:55,940 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:55,940 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:56,017 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:56,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:56,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:56,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:56,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:56,018 INFO L87 Difference]: Start difference. First operand 101 states and 115 transitions. Second operand 8 states. [2020-07-17 21:21:56,827 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:03,177 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:03,919 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:04,358 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:04,803 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:07,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:07,396 INFO L93 Difference]: Finished difference Result 299 states and 390 transitions. [2020-07-17 21:22:07,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:22:07,396 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-17 21:22:07,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:07,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 390 transitions. [2020-07-17 21:22:07,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 390 transitions. [2020-07-17 21:22:07,414 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 390 transitions. [2020-07-17 21:22:08,750 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 390 edges. 390 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:08,759 INFO L225 Difference]: With dead ends: 299 [2020-07-17 21:22:08,759 INFO L226 Difference]: Without dead ends: 222 [2020-07-17 21:22:08,761 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:22:08,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-07-17 21:22:10,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 176. [2020-07-17 21:22:10,571 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:10,571 INFO L82 GeneralOperation]: Start isEquivalent. First operand 222 states. Second operand 176 states. [2020-07-17 21:22:10,571 INFO L74 IsIncluded]: Start isIncluded. First operand 222 states. Second operand 176 states. [2020-07-17 21:22:10,571 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 176 states. [2020-07-17 21:22:10,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:10,584 INFO L93 Difference]: Finished difference Result 222 states and 287 transitions. [2020-07-17 21:22:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2020-07-17 21:22:10,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:10,585 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:10,585 INFO L74 IsIncluded]: Start isIncluded. First operand 176 states. Second operand 222 states. [2020-07-17 21:22:10,586 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 222 states. [2020-07-17 21:22:10,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:10,597 INFO L93 Difference]: Finished difference Result 222 states and 287 transitions. [2020-07-17 21:22:10,597 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2020-07-17 21:22:10,598 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:10,599 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:10,599 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:10,599 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-07-17 21:22:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 207 transitions. [2020-07-17 21:22:10,606 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 207 transitions. Word has length 65 [2020-07-17 21:22:10,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:10,606 INFO L479 AbstractCegarLoop]: Abstraction has 176 states and 207 transitions. [2020-07-17 21:22:10,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 207 transitions. [2020-07-17 21:22:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-17 21:22:10,608 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:10,608 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:10,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:22:10,609 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:10,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:10,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1251292780, now seen corresponding path program 1 times [2020-07-17 21:22:10,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:10,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296002838] [2020-07-17 21:22:10,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:10,926 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,005 INFO L280 TraceCheckUtils]: 0: Hoare triple {3588#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,008 INFO L280 TraceCheckUtils]: 1: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume true; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,011 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3559#(= 0 ~pumpRunning~0)} {3554#true} #484#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,017 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,017 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #398#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,021 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,021 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #400#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,025 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3554#true} is VALID [2020-07-17 21:22:11,026 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,026 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #402#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,029 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,030 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #404#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {3589#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {3554#true} is VALID [2020-07-17 21:22:11,045 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,045 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #456#return; {3555#false} is VALID [2020-07-17 21:22:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,068 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3554#true} {3554#true} #446#return; {3554#true} is VALID [2020-07-17 21:22:11,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {3590#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {3554#true} is VALID [2020-07-17 21:22:11,068 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume !(0 != ~pumpRunning~0); {3554#true} is VALID [2020-07-17 21:22:11,069 INFO L263 TraceCheckUtils]: 2: Hoare triple {3554#true} call processEnvironment__wrappee__base(); {3554#true} is VALID [2020-07-17 21:22:11,069 INFO L280 TraceCheckUtils]: 3: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,069 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3554#true} {3554#true} #446#return; {3554#true} is VALID [2020-07-17 21:22:11,069 INFO L280 TraceCheckUtils]: 5: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,070 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3554#true} {3555#false} #458#return; {3555#false} is VALID [2020-07-17 21:22:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,073 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3554#true} is VALID [2020-07-17 21:22:11,074 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,074 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #476#return; {3555#false} is VALID [2020-07-17 21:22:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,077 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3554#true} is VALID [2020-07-17 21:22:11,077 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,078 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #478#return; {3555#false} is VALID [2020-07-17 21:22:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:11,080 INFO L280 TraceCheckUtils]: 0: Hoare triple {3554#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3554#true} is VALID [2020-07-17 21:22:11,080 INFO L280 TraceCheckUtils]: 1: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,081 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3554#true} {3555#false} #480#return; {3555#false} is VALID [2020-07-17 21:22:11,085 INFO L263 TraceCheckUtils]: 0: Hoare triple {3554#true} call ULTIMATE.init(); {3588#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:11,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {3588#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,093 INFO L280 TraceCheckUtils]: 2: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume true; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,094 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3559#(= 0 ~pumpRunning~0)} {3554#true} #484#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,095 INFO L263 TraceCheckUtils]: 4: Hoare triple {3559#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,095 INFO L280 TraceCheckUtils]: 5: Hoare triple {3559#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~9;havoc ~tmp~6; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,095 INFO L263 TraceCheckUtils]: 6: Hoare triple {3559#(= 0 ~pumpRunning~0)} call select_helpers(); {3554#true} is VALID [2020-07-17 21:22:11,096 INFO L280 TraceCheckUtils]: 7: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,096 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #398#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,096 INFO L263 TraceCheckUtils]: 9: Hoare triple {3559#(= 0 ~pumpRunning~0)} call select_features(); {3554#true} is VALID [2020-07-17 21:22:11,097 INFO L280 TraceCheckUtils]: 10: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,097 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #400#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,098 INFO L263 TraceCheckUtils]: 12: Hoare triple {3559#(= 0 ~pumpRunning~0)} call #t~ret68 := valid_product(); {3554#true} is VALID [2020-07-17 21:22:11,098 INFO L280 TraceCheckUtils]: 13: Hoare triple {3554#true} havoc ~retValue_acc~11;~retValue_acc~11 := 1;#res := ~retValue_acc~11; {3554#true} is VALID [2020-07-17 21:22:11,098 INFO L280 TraceCheckUtils]: 14: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,099 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #402#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,099 INFO L280 TraceCheckUtils]: 16: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret68 && #t~ret68 <= 2147483647;~tmp~6 := #t~ret68;havoc #t~ret68; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,100 INFO L280 TraceCheckUtils]: 17: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~6; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,100 INFO L263 TraceCheckUtils]: 18: Hoare triple {3559#(= 0 ~pumpRunning~0)} call setup(); {3554#true} is VALID [2020-07-17 21:22:11,100 INFO L280 TraceCheckUtils]: 19: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,101 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3554#true} {3559#(= 0 ~pumpRunning~0)} #404#return; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,101 INFO L263 TraceCheckUtils]: 21: Hoare triple {3559#(= 0 ~pumpRunning~0)} call runTest(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,102 INFO L263 TraceCheckUtils]: 22: Hoare triple {3559#(= 0 ~pumpRunning~0)} call test(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,103 INFO L280 TraceCheckUtils]: 23: Hoare triple {3559#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,103 INFO L280 TraceCheckUtils]: 24: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume !false; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,104 INFO L280 TraceCheckUtils]: 25: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,104 INFO L280 TraceCheckUtils]: 26: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,105 INFO L280 TraceCheckUtils]: 27: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,106 INFO L280 TraceCheckUtils]: 28: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,108 INFO L280 TraceCheckUtils]: 29: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,112 INFO L280 TraceCheckUtils]: 30: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,121 INFO L280 TraceCheckUtils]: 31: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,121 INFO L263 TraceCheckUtils]: 32: Hoare triple {3559#(= 0 ~pumpRunning~0)} call timeShift(); {3559#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:22:11,122 INFO L280 TraceCheckUtils]: 33: Hoare triple {3559#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {3555#false} is VALID [2020-07-17 21:22:11,122 INFO L263 TraceCheckUtils]: 34: Hoare triple {3555#false} call lowerWaterLevel(); {3589#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:22:11,123 INFO L280 TraceCheckUtils]: 35: Hoare triple {3589#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {3554#true} is VALID [2020-07-17 21:22:11,123 INFO L280 TraceCheckUtils]: 36: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,123 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3554#true} {3555#false} #456#return; {3555#false} is VALID [2020-07-17 21:22:11,123 INFO L280 TraceCheckUtils]: 38: Hoare triple {3555#false} assume 0 != ~systemActive~0; {3555#false} is VALID [2020-07-17 21:22:11,123 INFO L263 TraceCheckUtils]: 39: Hoare triple {3555#false} call processEnvironment(); {3590#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:22:11,124 INFO L280 TraceCheckUtils]: 40: Hoare triple {3590#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~4; {3554#true} is VALID [2020-07-17 21:22:11,124 INFO L280 TraceCheckUtils]: 41: Hoare triple {3554#true} assume !(0 != ~pumpRunning~0); {3554#true} is VALID [2020-07-17 21:22:11,124 INFO L263 TraceCheckUtils]: 42: Hoare triple {3554#true} call processEnvironment__wrappee__base(); {3554#true} is VALID [2020-07-17 21:22:11,124 INFO L280 TraceCheckUtils]: 43: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,124 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {3554#true} {3554#true} #446#return; {3554#true} is VALID [2020-07-17 21:22:11,124 INFO L280 TraceCheckUtils]: 45: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,125 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3554#true} {3555#false} #458#return; {3555#false} is VALID [2020-07-17 21:22:11,125 INFO L263 TraceCheckUtils]: 47: Hoare triple {3555#false} call __utac_acc__Specification3_spec__1(); {3555#false} is VALID [2020-07-17 21:22:11,125 INFO L280 TraceCheckUtils]: 48: Hoare triple {3555#false} havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~1; {3555#false} is VALID [2020-07-17 21:22:11,125 INFO L263 TraceCheckUtils]: 49: Hoare triple {3555#false} call #t~ret70 := isMethaneLevelCritical(); {3554#true} is VALID [2020-07-17 21:22:11,125 INFO L280 TraceCheckUtils]: 50: Hoare triple {3554#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3554#true} is VALID [2020-07-17 21:22:11,126 INFO L280 TraceCheckUtils]: 51: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,126 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3554#true} {3555#false} #476#return; {3555#false} is VALID [2020-07-17 21:22:11,126 INFO L280 TraceCheckUtils]: 53: Hoare triple {3555#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3555#false} is VALID [2020-07-17 21:22:11,126 INFO L280 TraceCheckUtils]: 54: Hoare triple {3555#false} assume !(0 != ~tmp~7); {3555#false} is VALID [2020-07-17 21:22:11,126 INFO L263 TraceCheckUtils]: 55: Hoare triple {3555#false} call #t~ret71 := getWaterLevel(); {3554#true} is VALID [2020-07-17 21:22:11,127 INFO L280 TraceCheckUtils]: 56: Hoare triple {3554#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3554#true} is VALID [2020-07-17 21:22:11,127 INFO L280 TraceCheckUtils]: 57: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,127 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3554#true} {3555#false} #478#return; {3555#false} is VALID [2020-07-17 21:22:11,127 INFO L280 TraceCheckUtils]: 59: Hoare triple {3555#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3555#false} is VALID [2020-07-17 21:22:11,131 INFO L280 TraceCheckUtils]: 60: Hoare triple {3555#false} assume 2 == ~tmp___0~2; {3555#false} is VALID [2020-07-17 21:22:11,132 INFO L263 TraceCheckUtils]: 61: Hoare triple {3555#false} call #t~ret72 := isPumpRunning(); {3554#true} is VALID [2020-07-17 21:22:11,132 INFO L280 TraceCheckUtils]: 62: Hoare triple {3554#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3554#true} is VALID [2020-07-17 21:22:11,132 INFO L280 TraceCheckUtils]: 63: Hoare triple {3554#true} assume true; {3554#true} is VALID [2020-07-17 21:22:11,132 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {3554#true} {3555#false} #480#return; {3555#false} is VALID [2020-07-17 21:22:11,132 INFO L280 TraceCheckUtils]: 65: Hoare triple {3555#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {3555#false} is VALID [2020-07-17 21:22:11,132 INFO L280 TraceCheckUtils]: 66: Hoare triple {3555#false} assume !(0 != ~tmp___1~1); {3555#false} is VALID [2020-07-17 21:22:11,132 INFO L263 TraceCheckUtils]: 67: Hoare triple {3555#false} call __automaton_fail(); {3555#false} is VALID [2020-07-17 21:22:11,133 INFO L280 TraceCheckUtils]: 68: Hoare triple {3555#false} assume !false; {3555#false} is VALID [2020-07-17 21:22:11,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:11,140 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296002838] [2020-07-17 21:22:11,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:11,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:22:11,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879971207] [2020-07-17 21:22:11,142 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-17 21:22:11,142 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:11,142 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:22:11,226 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:11,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:22:11,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:11,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:22:11,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:22:11,227 INFO L87 Difference]: Start difference. First operand 176 states and 207 transitions. Second operand 6 states. [2020-07-17 21:22:11,873 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:15,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:15,024 INFO L93 Difference]: Finished difference Result 289 states and 355 transitions. [2020-07-17 21:22:15,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 21:22:15,024 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-17 21:22:15,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:15,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:22:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 224 transitions. [2020-07-17 21:22:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:22:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 224 transitions. [2020-07-17 21:22:15,034 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 224 transitions. [2020-07-17 21:22:15,698 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:15,702 INFO L225 Difference]: With dead ends: 289 [2020-07-17 21:22:15,702 INFO L226 Difference]: Without dead ends: 137 [2020-07-17 21:22:15,704 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:22:15,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-07-17 21:22:16,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 125. [2020-07-17 21:22:16,957 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:16,957 INFO L82 GeneralOperation]: Start isEquivalent. First operand 137 states. Second operand 125 states. [2020-07-17 21:22:16,957 INFO L74 IsIncluded]: Start isIncluded. First operand 137 states. Second operand 125 states. [2020-07-17 21:22:16,957 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 125 states. [2020-07-17 21:22:16,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:16,962 INFO L93 Difference]: Finished difference Result 137 states and 159 transitions. [2020-07-17 21:22:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-07-17 21:22:16,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:16,962 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:16,962 INFO L74 IsIncluded]: Start isIncluded. First operand 125 states. Second operand 137 states. [2020-07-17 21:22:16,963 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 137 states. [2020-07-17 21:22:16,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:16,968 INFO L93 Difference]: Finished difference Result 137 states and 159 transitions. [2020-07-17 21:22:16,968 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-07-17 21:22:16,969 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:16,969 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:16,969 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:16,969 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-17 21:22:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 140 transitions. [2020-07-17 21:22:16,974 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 140 transitions. Word has length 69 [2020-07-17 21:22:16,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:16,975 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 140 transitions. [2020-07-17 21:22:16,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:22:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 140 transitions. [2020-07-17 21:22:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-17 21:22:16,976 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:16,976 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:16,976 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:22:16,976 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:16,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:16,977 INFO L82 PathProgramCache]: Analyzing trace with hash 558485620, now seen corresponding path program 1 times [2020-07-17 21:22:16,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:16,977 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785116667] [2020-07-17 21:22:16,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:22:17,155 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:22:17,156 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:22:17,156 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:22:17,327 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:22:17,328 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:22:17,329 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:22:17,330 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:17,331 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:17,332 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:22:17,333 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:22:17,333 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:22:17,333 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L816 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L816 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L771 has no Hoare annotation [2020-07-17 21:22:17,334 WARN L170 areAnnotationChecker]: L771 has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-17 21:22:17,335 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: L664 has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:22:17,336 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-17 21:22:17,337 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: L443-1 has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: L590 has no Hoare annotation [2020-07-17 21:22:17,338 WARN L170 areAnnotationChecker]: L590 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: L431-1 has no Hoare annotation [2020-07-17 21:22:17,339 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:22:17,340 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L686-2 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L817 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L817 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-17 21:22:17,341 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L664-1 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L637 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L637-1 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:22:17,342 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-17 21:22:17,343 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: L468-2 has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: L599 has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-17 21:22:17,344 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: L742-1 has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: L876-1 has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: L822-1 has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: L822-1 has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:22:17,345 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L886-1 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:22:17,346 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: L820-1 has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: L624-1 has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-17 21:22:17,347 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L543-1 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L882-1 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-17 21:22:17,348 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L884-1 has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:22:17,349 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:22:17,350 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L724-2 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L698-2 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-17 21:22:17,351 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-17 21:22:17,352 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:22:17,353 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:22:17,354 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L775 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-17 21:22:17,355 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L632 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L632 has no Hoare annotation [2020-07-17 21:22:17,356 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L709-1 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:22:17,357 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L559-2 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L559-2 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-17 21:22:17,358 WARN L170 areAnnotationChecker]: L779 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L545 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:22:17,359 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L780 has no Hoare annotation [2020-07-17 21:22:17,360 WARN L170 areAnnotationChecker]: L780 has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: L750-1 has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: L750-1 has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,361 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,362 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,362 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:22:17,362 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:22:17,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:22:17 BoogieIcfgContainer [2020-07-17 21:22:17,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:22:17,367 INFO L168 Benchmark]: Toolchain (without parser) took 50206.90 ms. Allocated memory was 144.2 MB in the beginning and 684.2 MB in the end (delta: 540.0 MB). Free memory was 100.7 MB in the beginning and 116.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 524.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:17,368 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:22:17,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.05 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 168.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:17,369 INFO L168 Benchmark]: Boogie Preprocessor took 120.00 ms. Allocated memory is still 201.3 MB. Free memory was 168.4 MB in the beginning and 162.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:17,370 INFO L168 Benchmark]: RCFGBuilder took 1836.05 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 162.7 MB in the beginning and 95.1 MB in the end (delta: 67.6 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:17,371 INFO L168 Benchmark]: TraceAbstraction took 47515.77 ms. Allocated memory was 232.8 MB in the beginning and 684.2 MB in the end (delta: 451.4 MB). Free memory was 95.1 MB in the beginning and 116.5 MB in the end (delta: -21.5 MB). Peak memory consumption was 430.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:22:17,374 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 0.48 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 728.05 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 168.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.00 ms. Allocated memory is still 201.3 MB. Free memory was 168.4 MB in the beginning and 162.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1836.05 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 162.7 MB in the beginning and 95.1 MB in the end (delta: 67.6 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47515.77 ms. Allocated memory was 232.8 MB in the beginning and 684.2 MB in the end (delta: 451.4 MB). Free memory was 95.1 MB in the beginning and 116.5 MB in the end (delta: -21.5 MB). Peak memory consumption was 430.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 506]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L413] int waterLevel = 1; [L414] int methaneLevelCritical = 0; [L582] int pumpRunning = 0; [L583] int systemActive = 1; [L735] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=172, \old(head)=163, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=134, \old(systemActive)=133, \old(waterLevel)=138, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L811] int retValue_acc ; [L812] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L816] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L817] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L818] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L860] int retValue_acc ; [L863] retValue_acc = 1 [L864] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L818] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L818] tmp = valid_product() [L820] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L822] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L823] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L802] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L514] int splverifierCounter ; [L515] int tmp ; [L516] int tmp___0 ; [L517] int tmp___1 ; [L518] int tmp___2 ; [L521] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L523] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L525] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L531] tmp = __VERIFIER_nondet_int() [L533] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L535] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE waterLevel < 2 [L432] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L535] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L541] tmp___0 = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L551] tmp___2 = __VERIFIER_nondet_int() [L553] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___2=-2, waterLevel=2] [L566] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L590] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L599] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L619] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L622] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L637] FCALL processEnvironment__wrappee__base() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L599] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L605] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L870] int tmp ; [L871] int tmp___0 ; [L872] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int retValue_acc ; [L455] retValue_acc = methaneLevelCritical [L456] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L876] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] tmp = isMethaneLevelCritical() [L878] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L882] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L484] int retValue_acc ; [L487] retValue_acc = waterLevel [L488] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L882] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L882] tmp___0 = getWaterLevel() [L884] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L886] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L671] int retValue_acc ; [L674] retValue_acc = pumpRunning [L675] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L886] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L886] tmp___1 = isPumpRunning() [L888] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L892] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L506] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 47.2s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 36.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 444 SDtfs, 622 SDslu, 242 SDs, 0 SdLazy, 1325 SolverSat, 360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 134 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 365 NumberOfCodeBlocks, 365 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 291 ConstructedInterpolants, 0 QuantifiedInterpolants, 82382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...