/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:01:48,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:01:48,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:01:48,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:01:48,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:01:48,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:01:48,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:01:48,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:01:48,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:01:48,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:01:48,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:01:48,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:01:48,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:01:48,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:01:48,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:01:48,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:01:48,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:01:48,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:01:48,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:01:48,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:01:48,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:01:48,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:01:48,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:01:48,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:01:48,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 14:01:48,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 14:01:48,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 14:01:48,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 14:01:48,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 14:01:48,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 14:01:48,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 14:01:48,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 14:01:48,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 14:01:48,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 14:01:48,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 14:01:48,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 14:01:48,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 14:01:48,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 14:01:48,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:01:48,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:01:48,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:01:48,914 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 [2020-07-10 14:01:48,947 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:01:48,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:01:48,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:01:48,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:01:48,951 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:01:48,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:01:48,951 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:01:48,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:01:48,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:01:48,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:01:48,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:01:48,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:01:48,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:01:48,954 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:01:48,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:01:48,955 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:01:48,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:01:48,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:01:48,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:01:48,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:01:48,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:01:48,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:01:48,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:01:48,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:01:48,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:01:48,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:01:48,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:01:48,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:01:48,961 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:01:48,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:01:49,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:01:49,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:01:49,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:01:49,254 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:01:49,254 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:01:49,255 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product60.cil.c [2020-07-10 14:01:49,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd508c53/664c4f64de09498aae9b884ce3255bc8/FLAG4a2cc7fc3 [2020-07-10 14:01:49,906 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:01:49,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product60.cil.c [2020-07-10 14:01:49,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd508c53/664c4f64de09498aae9b884ce3255bc8/FLAG4a2cc7fc3 [2020-07-10 14:01:50,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd508c53/664c4f64de09498aae9b884ce3255bc8 [2020-07-10 14:01:50,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:01:50,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:01:50,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:01:50,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:01:50,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:01:50,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f49f492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50, skipping insertion in model container [2020-07-10 14:01:50,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:01:50,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:01:50,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:01:50,738 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:01:50,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:01:50,893 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:01:50,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50 WrapperNode [2020-07-10 14:01:50,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:01:50,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:01:50,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:01:50,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:01:50,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:50,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:51,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (1/1) ... [2020-07-10 14:01:51,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:01:51,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:01:51,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:01:51,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:01:51,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (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 [2020-07-10 14:01:51,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:01:51,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:01:51,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 14:01:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 14:01:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 14:01:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 14:01:51,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 14:01:51,108 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 14:01:51,108 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 14:01:51,109 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 14:01:51,109 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 14:01:51,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 14:01:51,110 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 14:01:51,111 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 14:01:51,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-10 14:01:51,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-10 14:01:51,112 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 14:01:51,113 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-10 14:01:51,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 14:01:51,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 14:01:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 14:01:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 14:01:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 14:01:51,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 14:01:51,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 14:01:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 14:01:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 14:01:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 14:01:51,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 14:01:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 14:01:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 14:01:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 14:01:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 14:01:51,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 14:01:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 14:01:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 14:01:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-10 14:01:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-10 14:01:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 14:01:51,118 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 14:01:51,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 14:01:51,119 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 14:01:51,120 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:01:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:01:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:01:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 14:01:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 14:01:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 14:01:51,120 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-10 14:01:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 14:01:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 14:01:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 14:01:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 14:01:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 14:01:51,121 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 14:01:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 14:01:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-10 14:01:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-10 14:01:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 14:01:51,122 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 14:01:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 14:01:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 14:01:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 14:01:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 14:01:51,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 14:01:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-10 14:01:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 14:01:51,124 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-10 14:01:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 14:01:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 14:01:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 14:01:51,125 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 14:01:51,126 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 14:01:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 14:01:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 14:01:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 14:01:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 14:01:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 14:01:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 14:01:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 14:01:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 14:01:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 14:01:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 14:01:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 14:01:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 14:01:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 14:01:51,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 14:01:51,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 14:01:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 14:01:51,131 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 14:01:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 14:01:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 14:01:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 14:01:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 14:01:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 14:01:51,132 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 14:01:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:01:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:01:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 14:01:51,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:01:53,006 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:01:53,006 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 14:01:53,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:01:53 BoogieIcfgContainer [2020-07-10 14:01:53,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:01:53,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:01:53,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:01:53,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:01:53,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:01:50" (1/3) ... [2020-07-10 14:01:53,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628d7cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:01:53, skipping insertion in model container [2020-07-10 14:01:53,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:01:50" (2/3) ... [2020-07-10 14:01:53,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628d7cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:01:53, skipping insertion in model container [2020-07-10 14:01:53,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:01:53" (3/3) ... [2020-07-10 14:01:53,048 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product60.cil.c [2020-07-10 14:01:53,059 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:01:53,070 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:01:53,084 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:01:53,116 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:01:53,116 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:01:53,117 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:01:53,117 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:01:53,117 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:01:53,118 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:01:53,118 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:01:53,118 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:01:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-07-10 14:01:53,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 14:01:53,164 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:01:53,165 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] [2020-07-10 14:01:53,166 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:01:53,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:01:53,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1529441714, now seen corresponding path program 1 times [2020-07-10 14:01:53,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:01:53,184 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149769461] [2020-07-10 14:01:53,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:01:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:53,950 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:01:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,071 INFO L280 TraceCheckUtils]: 0: Hoare triple {225#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {202#true} is VALID [2020-07-10 14:01:54,072 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,072 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {202#true} #564#return; {202#true} is VALID [2020-07-10 14:01:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,085 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,086 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {202#true} {202#true} #458#return; {202#true} is VALID [2020-07-10 14:01:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,095 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,095 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {202#true} {202#true} #460#return; {202#true} is VALID [2020-07-10 14:01:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,100 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {202#true} is VALID [2020-07-10 14:01:54,101 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,101 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {202#true} #462#return; {202#true} is VALID [2020-07-10 14:01:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,105 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,106 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {202#true} {202#true} #464#return; {202#true} is VALID [2020-07-10 14:01:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,111 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {202#true} is VALID [2020-07-10 14:01:54,112 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,112 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {203#false} #556#return; {203#false} is VALID [2020-07-10 14:01:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,125 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {202#true} is VALID [2020-07-10 14:01:54,126 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,126 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {203#false} #558#return; {203#false} is VALID [2020-07-10 14:01:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:01:54,133 INFO L280 TraceCheckUtils]: 0: Hoare triple {202#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {202#true} is VALID [2020-07-10 14:01:54,133 INFO L280 TraceCheckUtils]: 1: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,134 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {202#true} {203#false} #560#return; {203#false} is VALID [2020-07-10 14:01:54,140 INFO L263 TraceCheckUtils]: 0: Hoare triple {202#true} call ULTIMATE.init(); {225#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 14:01:54,141 INFO L280 TraceCheckUtils]: 1: Hoare triple {225#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {202#true} is VALID [2020-07-10 14:01:54,141 INFO L280 TraceCheckUtils]: 2: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,141 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {202#true} {202#true} #564#return; {202#true} is VALID [2020-07-10 14:01:54,142 INFO L263 TraceCheckUtils]: 4: Hoare triple {202#true} call #t~ret76 := main(); {202#true} is VALID [2020-07-10 14:01:54,142 INFO L280 TraceCheckUtils]: 5: Hoare triple {202#true} havoc ~retValue_acc~13;havoc ~tmp~10; {202#true} is VALID [2020-07-10 14:01:54,142 INFO L263 TraceCheckUtils]: 6: Hoare triple {202#true} call select_helpers(); {202#true} is VALID [2020-07-10 14:01:54,143 INFO L280 TraceCheckUtils]: 7: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,143 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {202#true} {202#true} #458#return; {202#true} is VALID [2020-07-10 14:01:54,143 INFO L263 TraceCheckUtils]: 9: Hoare triple {202#true} call select_features(); {202#true} is VALID [2020-07-10 14:01:54,143 INFO L280 TraceCheckUtils]: 10: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,144 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {202#true} {202#true} #460#return; {202#true} is VALID [2020-07-10 14:01:54,144 INFO L263 TraceCheckUtils]: 12: Hoare triple {202#true} call #t~ret75 := valid_product(); {202#true} is VALID [2020-07-10 14:01:54,144 INFO L280 TraceCheckUtils]: 13: Hoare triple {202#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {202#true} is VALID [2020-07-10 14:01:54,145 INFO L280 TraceCheckUtils]: 14: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,145 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {202#true} {202#true} #462#return; {202#true} is VALID [2020-07-10 14:01:54,145 INFO L280 TraceCheckUtils]: 16: Hoare triple {202#true} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {202#true} is VALID [2020-07-10 14:01:54,146 INFO L280 TraceCheckUtils]: 17: Hoare triple {202#true} assume 0 != ~tmp~10; {202#true} is VALID [2020-07-10 14:01:54,146 INFO L263 TraceCheckUtils]: 18: Hoare triple {202#true} call setup(); {202#true} is VALID [2020-07-10 14:01:54,147 INFO L280 TraceCheckUtils]: 19: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,148 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {202#true} {202#true} #464#return; {202#true} is VALID [2020-07-10 14:01:54,148 INFO L263 TraceCheckUtils]: 21: Hoare triple {202#true} call runTest(); {202#true} is VALID [2020-07-10 14:01:54,149 INFO L263 TraceCheckUtils]: 22: Hoare triple {202#true} call test(); {202#true} is VALID [2020-07-10 14:01:54,149 INFO L280 TraceCheckUtils]: 23: Hoare triple {202#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {202#true} is VALID [2020-07-10 14:01:54,151 INFO L280 TraceCheckUtils]: 24: Hoare triple {202#true} assume !true; {203#false} is VALID [2020-07-10 14:01:54,151 INFO L263 TraceCheckUtils]: 25: Hoare triple {203#false} call cleanup(); {203#false} is VALID [2020-07-10 14:01:54,151 INFO L280 TraceCheckUtils]: 26: Hoare triple {203#false} havoc ~i~0;havoc ~__cil_tmp2~0; {203#false} is VALID [2020-07-10 14:01:54,152 INFO L263 TraceCheckUtils]: 27: Hoare triple {203#false} call timeShift(); {203#false} is VALID [2020-07-10 14:01:54,152 INFO L280 TraceCheckUtils]: 28: Hoare triple {203#false} assume !(0 != ~pumpRunning~0); {203#false} is VALID [2020-07-10 14:01:54,152 INFO L280 TraceCheckUtils]: 29: Hoare triple {203#false} assume !(0 != ~systemActive~0); {203#false} is VALID [2020-07-10 14:01:54,153 INFO L263 TraceCheckUtils]: 30: Hoare triple {203#false} call __utac_acc__Specification3_spec__1(); {203#false} is VALID [2020-07-10 14:01:54,153 INFO L280 TraceCheckUtils]: 31: Hoare triple {203#false} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {203#false} is VALID [2020-07-10 14:01:54,153 INFO L263 TraceCheckUtils]: 32: Hoare triple {203#false} call #t~ret26 := isMethaneLevelCritical(); {202#true} is VALID [2020-07-10 14:01:54,153 INFO L280 TraceCheckUtils]: 33: Hoare triple {202#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {202#true} is VALID [2020-07-10 14:01:54,154 INFO L280 TraceCheckUtils]: 34: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,154 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {202#true} {203#false} #556#return; {203#false} is VALID [2020-07-10 14:01:54,158 INFO L280 TraceCheckUtils]: 36: Hoare triple {203#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {203#false} is VALID [2020-07-10 14:01:54,158 INFO L280 TraceCheckUtils]: 37: Hoare triple {203#false} assume !(0 != ~tmp~6); {203#false} is VALID [2020-07-10 14:01:54,158 INFO L263 TraceCheckUtils]: 38: Hoare triple {203#false} call #t~ret27 := getWaterLevel(); {202#true} is VALID [2020-07-10 14:01:54,159 INFO L280 TraceCheckUtils]: 39: Hoare triple {202#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {202#true} is VALID [2020-07-10 14:01:54,159 INFO L280 TraceCheckUtils]: 40: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,159 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {202#true} {203#false} #558#return; {203#false} is VALID [2020-07-10 14:01:54,160 INFO L280 TraceCheckUtils]: 42: Hoare triple {203#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {203#false} is VALID [2020-07-10 14:01:54,160 INFO L280 TraceCheckUtils]: 43: Hoare triple {203#false} assume 2 == ~tmp___0~3; {203#false} is VALID [2020-07-10 14:01:54,160 INFO L263 TraceCheckUtils]: 44: Hoare triple {203#false} call #t~ret28 := isPumpRunning(); {202#true} is VALID [2020-07-10 14:01:54,160 INFO L280 TraceCheckUtils]: 45: Hoare triple {202#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {202#true} is VALID [2020-07-10 14:01:54,162 INFO L280 TraceCheckUtils]: 46: Hoare triple {202#true} assume true; {202#true} is VALID [2020-07-10 14:01:54,163 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {202#true} {203#false} #560#return; {203#false} is VALID [2020-07-10 14:01:54,163 INFO L280 TraceCheckUtils]: 48: Hoare triple {203#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {203#false} is VALID [2020-07-10 14:01:54,163 INFO L280 TraceCheckUtils]: 49: Hoare triple {203#false} assume !(0 != ~tmp___1~1); {203#false} is VALID [2020-07-10 14:01:54,164 INFO L263 TraceCheckUtils]: 50: Hoare triple {203#false} call __automaton_fail(); {203#false} is VALID [2020-07-10 14:01:54,164 INFO L280 TraceCheckUtils]: 51: Hoare triple {203#false} assume !false; {203#false} is VALID [2020-07-10 14:01:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:01:54,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149769461] [2020-07-10 14:01:54,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:01:54,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 14:01:54,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593692898] [2020-07-10 14:01:54,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 14:01:54,192 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:01:54,196 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 14:01:54,316 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:01:54,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 14:01:54,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:01:54,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 14:01:54,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 14:01:54,330 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 3 states. [2020-07-10 14:01:59,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:01:59,706 INFO L93 Difference]: Finished difference Result 358 states and 461 transitions. [2020-07-10 14:01:59,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 14:01:59,706 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 14:01:59,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:01:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 14:01:59,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 461 transitions. [2020-07-10 14:01:59,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 14:01:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 461 transitions. [2020-07-10 14:01:59,765 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 461 transitions. [2020-07-10 14:02:01,365 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 461 edges. 461 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:01,400 INFO L225 Difference]: With dead ends: 358 [2020-07-10 14:02:01,400 INFO L226 Difference]: Without dead ends: 193 [2020-07-10 14:02:01,405 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 [2020-07-10 14:02:01,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2020-07-10 14:02:02,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 156. [2020-07-10 14:02:02,934 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:02:02,935 INFO L82 GeneralOperation]: Start isEquivalent. First operand 193 states. Second operand 156 states. [2020-07-10 14:02:02,936 INFO L74 IsIncluded]: Start isIncluded. First operand 193 states. Second operand 156 states. [2020-07-10 14:02:02,936 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 156 states. [2020-07-10 14:02:02,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:02,956 INFO L93 Difference]: Finished difference Result 193 states and 241 transitions. [2020-07-10 14:02:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 241 transitions. [2020-07-10 14:02:02,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:02,960 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:02,961 INFO L74 IsIncluded]: Start isIncluded. First operand 156 states. Second operand 193 states. [2020-07-10 14:02:02,961 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 193 states. [2020-07-10 14:02:02,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:02,975 INFO L93 Difference]: Finished difference Result 193 states and 241 transitions. [2020-07-10 14:02:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 241 transitions. [2020-07-10 14:02:02,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:02,979 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:02,979 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:02:02,979 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:02:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-07-10 14:02:02,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 183 transitions. [2020-07-10 14:02:02,989 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 183 transitions. Word has length 52 [2020-07-10 14:02:02,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:02:02,990 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 183 transitions. [2020-07-10 14:02:02,990 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 14:02:02,990 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions. [2020-07-10 14:02:02,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 14:02:02,993 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:02:02,993 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] [2020-07-10 14:02:02,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:02:02,994 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:02:02,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:02:02,994 INFO L82 PathProgramCache]: Analyzing trace with hash 2080089166, now seen corresponding path program 1 times [2020-07-10 14:02:02,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:02:02,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167031931] [2020-07-10 14:02:02,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:02:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,353 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:02:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,416 INFO L280 TraceCheckUtils]: 0: Hoare triple {1358#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1334#true} is VALID [2020-07-10 14:02:03,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,417 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1334#true} #564#return; {1334#true} is VALID [2020-07-10 14:02:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,420 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1334#true} {1334#true} #458#return; {1334#true} is VALID [2020-07-10 14:02:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,423 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,423 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1334#true} {1334#true} #460#return; {1334#true} is VALID [2020-07-10 14:02:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,427 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1334#true} is VALID [2020-07-10 14:02:03,427 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,427 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1334#true} #462#return; {1334#true} is VALID [2020-07-10 14:02:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,430 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,430 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1334#true} {1334#true} #464#return; {1334#true} is VALID [2020-07-10 14:02:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,433 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1334#true} is VALID [2020-07-10 14:02:03,433 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,434 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1335#false} #556#return; {1335#false} is VALID [2020-07-10 14:02:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,437 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1334#true} is VALID [2020-07-10 14:02:03,437 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,438 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1335#false} #558#return; {1335#false} is VALID [2020-07-10 14:02:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:03,441 INFO L280 TraceCheckUtils]: 0: Hoare triple {1334#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1334#true} is VALID [2020-07-10 14:02:03,441 INFO L280 TraceCheckUtils]: 1: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,442 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1334#true} {1335#false} #560#return; {1335#false} is VALID [2020-07-10 14:02:03,446 INFO L263 TraceCheckUtils]: 0: Hoare triple {1334#true} call ULTIMATE.init(); {1358#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 14:02:03,446 INFO L280 TraceCheckUtils]: 1: Hoare triple {1358#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1334#true} is VALID [2020-07-10 14:02:03,446 INFO L280 TraceCheckUtils]: 2: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,447 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1334#true} {1334#true} #564#return; {1334#true} is VALID [2020-07-10 14:02:03,447 INFO L263 TraceCheckUtils]: 4: Hoare triple {1334#true} call #t~ret76 := main(); {1334#true} is VALID [2020-07-10 14:02:03,447 INFO L280 TraceCheckUtils]: 5: Hoare triple {1334#true} havoc ~retValue_acc~13;havoc ~tmp~10; {1334#true} is VALID [2020-07-10 14:02:03,448 INFO L263 TraceCheckUtils]: 6: Hoare triple {1334#true} call select_helpers(); {1334#true} is VALID [2020-07-10 14:02:03,448 INFO L280 TraceCheckUtils]: 7: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,448 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1334#true} {1334#true} #458#return; {1334#true} is VALID [2020-07-10 14:02:03,448 INFO L263 TraceCheckUtils]: 9: Hoare triple {1334#true} call select_features(); {1334#true} is VALID [2020-07-10 14:02:03,449 INFO L280 TraceCheckUtils]: 10: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,449 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1334#true} {1334#true} #460#return; {1334#true} is VALID [2020-07-10 14:02:03,449 INFO L263 TraceCheckUtils]: 12: Hoare triple {1334#true} call #t~ret75 := valid_product(); {1334#true} is VALID [2020-07-10 14:02:03,450 INFO L280 TraceCheckUtils]: 13: Hoare triple {1334#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1334#true} is VALID [2020-07-10 14:02:03,450 INFO L280 TraceCheckUtils]: 14: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,450 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1334#true} {1334#true} #462#return; {1334#true} is VALID [2020-07-10 14:02:03,450 INFO L280 TraceCheckUtils]: 16: Hoare triple {1334#true} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {1334#true} is VALID [2020-07-10 14:02:03,451 INFO L280 TraceCheckUtils]: 17: Hoare triple {1334#true} assume 0 != ~tmp~10; {1334#true} is VALID [2020-07-10 14:02:03,451 INFO L263 TraceCheckUtils]: 18: Hoare triple {1334#true} call setup(); {1334#true} is VALID [2020-07-10 14:02:03,451 INFO L280 TraceCheckUtils]: 19: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,452 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1334#true} {1334#true} #464#return; {1334#true} is VALID [2020-07-10 14:02:03,452 INFO L263 TraceCheckUtils]: 21: Hoare triple {1334#true} call runTest(); {1334#true} is VALID [2020-07-10 14:02:03,452 INFO L263 TraceCheckUtils]: 22: Hoare triple {1334#true} call test(); {1334#true} is VALID [2020-07-10 14:02:03,453 INFO L280 TraceCheckUtils]: 23: Hoare triple {1334#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1348#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 14:02:03,454 INFO L280 TraceCheckUtils]: 24: Hoare triple {1348#(= 0 test_~splverifierCounter~0)} assume !false; {1348#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 14:02:03,454 INFO L280 TraceCheckUtils]: 25: Hoare triple {1348#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1335#false} is VALID [2020-07-10 14:02:03,455 INFO L263 TraceCheckUtils]: 26: Hoare triple {1335#false} call cleanup(); {1335#false} is VALID [2020-07-10 14:02:03,455 INFO L280 TraceCheckUtils]: 27: Hoare triple {1335#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1335#false} is VALID [2020-07-10 14:02:03,455 INFO L263 TraceCheckUtils]: 28: Hoare triple {1335#false} call timeShift(); {1335#false} is VALID [2020-07-10 14:02:03,455 INFO L280 TraceCheckUtils]: 29: Hoare triple {1335#false} assume !(0 != ~pumpRunning~0); {1335#false} is VALID [2020-07-10 14:02:03,456 INFO L280 TraceCheckUtils]: 30: Hoare triple {1335#false} assume !(0 != ~systemActive~0); {1335#false} is VALID [2020-07-10 14:02:03,456 INFO L263 TraceCheckUtils]: 31: Hoare triple {1335#false} call __utac_acc__Specification3_spec__1(); {1335#false} is VALID [2020-07-10 14:02:03,456 INFO L280 TraceCheckUtils]: 32: Hoare triple {1335#false} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {1335#false} is VALID [2020-07-10 14:02:03,457 INFO L263 TraceCheckUtils]: 33: Hoare triple {1335#false} call #t~ret26 := isMethaneLevelCritical(); {1334#true} is VALID [2020-07-10 14:02:03,457 INFO L280 TraceCheckUtils]: 34: Hoare triple {1334#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1334#true} is VALID [2020-07-10 14:02:03,457 INFO L280 TraceCheckUtils]: 35: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,457 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1334#true} {1335#false} #556#return; {1335#false} is VALID [2020-07-10 14:02:03,458 INFO L280 TraceCheckUtils]: 37: Hoare triple {1335#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {1335#false} is VALID [2020-07-10 14:02:03,458 INFO L280 TraceCheckUtils]: 38: Hoare triple {1335#false} assume !(0 != ~tmp~6); {1335#false} is VALID [2020-07-10 14:02:03,458 INFO L263 TraceCheckUtils]: 39: Hoare triple {1335#false} call #t~ret27 := getWaterLevel(); {1334#true} is VALID [2020-07-10 14:02:03,458 INFO L280 TraceCheckUtils]: 40: Hoare triple {1334#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1334#true} is VALID [2020-07-10 14:02:03,459 INFO L280 TraceCheckUtils]: 41: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,459 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1334#true} {1335#false} #558#return; {1335#false} is VALID [2020-07-10 14:02:03,459 INFO L280 TraceCheckUtils]: 43: Hoare triple {1335#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {1335#false} is VALID [2020-07-10 14:02:03,459 INFO L280 TraceCheckUtils]: 44: Hoare triple {1335#false} assume 2 == ~tmp___0~3; {1335#false} is VALID [2020-07-10 14:02:03,460 INFO L263 TraceCheckUtils]: 45: Hoare triple {1335#false} call #t~ret28 := isPumpRunning(); {1334#true} is VALID [2020-07-10 14:02:03,460 INFO L280 TraceCheckUtils]: 46: Hoare triple {1334#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1334#true} is VALID [2020-07-10 14:02:03,460 INFO L280 TraceCheckUtils]: 47: Hoare triple {1334#true} assume true; {1334#true} is VALID [2020-07-10 14:02:03,461 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1334#true} {1335#false} #560#return; {1335#false} is VALID [2020-07-10 14:02:03,461 INFO L280 TraceCheckUtils]: 49: Hoare triple {1335#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {1335#false} is VALID [2020-07-10 14:02:03,461 INFO L280 TraceCheckUtils]: 50: Hoare triple {1335#false} assume !(0 != ~tmp___1~1); {1335#false} is VALID [2020-07-10 14:02:03,461 INFO L263 TraceCheckUtils]: 51: Hoare triple {1335#false} call __automaton_fail(); {1335#false} is VALID [2020-07-10 14:02:03,462 INFO L280 TraceCheckUtils]: 52: Hoare triple {1335#false} assume !false; {1335#false} is VALID [2020-07-10 14:02:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:02:03,468 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167031931] [2020-07-10 14:02:03,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:02:03,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 14:02:03,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824957866] [2020-07-10 14:02:03,476 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 14:02:03,477 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:02:03,477 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 14:02:03,580 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:03,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 14:02:03,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:02:03,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 14:02:03,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 14:02:03,581 INFO L87 Difference]: Start difference. First operand 156 states and 183 transitions. Second operand 4 states. [2020-07-10 14:02:04,862 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:02:09,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:09,342 INFO L93 Difference]: Finished difference Result 281 states and 340 transitions. [2020-07-10 14:02:09,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:02:09,342 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 14:02:09,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:02:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:02:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 340 transitions. [2020-07-10 14:02:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:02:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 340 transitions. [2020-07-10 14:02:09,359 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 340 transitions. [2020-07-10 14:02:10,548 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 340 edges. 340 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:10,556 INFO L225 Difference]: With dead ends: 281 [2020-07-10 14:02:10,556 INFO L226 Difference]: Without dead ends: 177 [2020-07-10 14:02:10,558 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:02:10,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-10 14:02:12,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 147. [2020-07-10 14:02:12,108 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:02:12,108 INFO L82 GeneralOperation]: Start isEquivalent. First operand 177 states. Second operand 147 states. [2020-07-10 14:02:12,109 INFO L74 IsIncluded]: Start isIncluded. First operand 177 states. Second operand 147 states. [2020-07-10 14:02:12,109 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 147 states. [2020-07-10 14:02:12,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:12,131 INFO L93 Difference]: Finished difference Result 177 states and 217 transitions. [2020-07-10 14:02:12,131 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2020-07-10 14:02:12,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:12,134 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:12,134 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 177 states. [2020-07-10 14:02:12,135 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 177 states. [2020-07-10 14:02:12,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:12,146 INFO L93 Difference]: Finished difference Result 177 states and 217 transitions. [2020-07-10 14:02:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2020-07-10 14:02:12,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:12,151 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:12,151 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:02:12,151 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:02:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-10 14:02:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 171 transitions. [2020-07-10 14:02:12,159 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 171 transitions. Word has length 53 [2020-07-10 14:02:12,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:02:12,161 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 171 transitions. [2020-07-10 14:02:12,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 14:02:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 171 transitions. [2020-07-10 14:02:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-10 14:02:12,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:02:12,168 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:02:12,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:02:12,169 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:02:12,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:02:12,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1856420908, now seen corresponding path program 1 times [2020-07-10 14:02:12,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:02:12,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643028483] [2020-07-10 14:02:12,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:02:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,563 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:02:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,671 INFO L280 TraceCheckUtils]: 0: Hoare triple {2351#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,675 INFO L280 TraceCheckUtils]: 1: Hoare triple {2329#(= 1 ~systemActive~0)} assume true; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,676 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2329#(= 1 ~systemActive~0)} {2324#true} #564#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,680 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,681 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #458#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,685 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,686 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #460#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:12,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {2352#(= 1 |valid_product_#res|)} assume true; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:12,712 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2352#(= 1 |valid_product_#res|)} {2329#(= 1 ~systemActive~0)} #462#return; {2337#(= |main_#t~ret75| ~systemActive~0)} is VALID [2020-07-10 14:02:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,721 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,725 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2324#true} {2339#(not (= 0 ~systemActive~0))} #464#return; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,729 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {2324#true} is VALID [2020-07-10 14:02:12,729 INFO L280 TraceCheckUtils]: 1: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,730 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2324#true} {2325#false} #556#return; {2325#false} is VALID [2020-07-10 14:02:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,733 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {2324#true} is VALID [2020-07-10 14:02:12,733 INFO L280 TraceCheckUtils]: 1: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,733 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2324#true} {2325#false} #558#return; {2325#false} is VALID [2020-07-10 14:02:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:12,736 INFO L280 TraceCheckUtils]: 0: Hoare triple {2324#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2324#true} is VALID [2020-07-10 14:02:12,737 INFO L280 TraceCheckUtils]: 1: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,737 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2324#true} {2325#false} #560#return; {2325#false} is VALID [2020-07-10 14:02:12,741 INFO L263 TraceCheckUtils]: 0: Hoare triple {2324#true} call ULTIMATE.init(); {2351#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 14:02:12,747 INFO L280 TraceCheckUtils]: 1: Hoare triple {2351#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,748 INFO L280 TraceCheckUtils]: 2: Hoare triple {2329#(= 1 ~systemActive~0)} assume true; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,749 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2329#(= 1 ~systemActive~0)} {2324#true} #564#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,749 INFO L263 TraceCheckUtils]: 4: Hoare triple {2329#(= 1 ~systemActive~0)} call #t~ret76 := main(); {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,750 INFO L280 TraceCheckUtils]: 5: Hoare triple {2329#(= 1 ~systemActive~0)} havoc ~retValue_acc~13;havoc ~tmp~10; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,750 INFO L263 TraceCheckUtils]: 6: Hoare triple {2329#(= 1 ~systemActive~0)} call select_helpers(); {2324#true} is VALID [2020-07-10 14:02:12,750 INFO L280 TraceCheckUtils]: 7: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,751 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #458#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,751 INFO L263 TraceCheckUtils]: 9: Hoare triple {2329#(= 1 ~systemActive~0)} call select_features(); {2324#true} is VALID [2020-07-10 14:02:12,751 INFO L280 TraceCheckUtils]: 10: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,752 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2324#true} {2329#(= 1 ~systemActive~0)} #460#return; {2329#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:02:12,752 INFO L263 TraceCheckUtils]: 12: Hoare triple {2329#(= 1 ~systemActive~0)} call #t~ret75 := valid_product(); {2324#true} is VALID [2020-07-10 14:02:12,753 INFO L280 TraceCheckUtils]: 13: Hoare triple {2324#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:12,754 INFO L280 TraceCheckUtils]: 14: Hoare triple {2352#(= 1 |valid_product_#res|)} assume true; {2352#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:02:12,754 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2352#(= 1 |valid_product_#res|)} {2329#(= 1 ~systemActive~0)} #462#return; {2337#(= |main_#t~ret75| ~systemActive~0)} is VALID [2020-07-10 14:02:12,755 INFO L280 TraceCheckUtils]: 16: Hoare triple {2337#(= |main_#t~ret75| ~systemActive~0)} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {2338#(= main_~tmp~10 ~systemActive~0)} is VALID [2020-07-10 14:02:12,756 INFO L280 TraceCheckUtils]: 17: Hoare triple {2338#(= main_~tmp~10 ~systemActive~0)} assume 0 != ~tmp~10; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,756 INFO L263 TraceCheckUtils]: 18: Hoare triple {2339#(not (= 0 ~systemActive~0))} call setup(); {2324#true} is VALID [2020-07-10 14:02:12,756 INFO L280 TraceCheckUtils]: 19: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,757 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2324#true} {2339#(not (= 0 ~systemActive~0))} #464#return; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,758 INFO L263 TraceCheckUtils]: 21: Hoare triple {2339#(not (= 0 ~systemActive~0))} call runTest(); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,759 INFO L263 TraceCheckUtils]: 22: Hoare triple {2339#(not (= 0 ~systemActive~0))} call test(); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,759 INFO L280 TraceCheckUtils]: 23: Hoare triple {2339#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,760 INFO L280 TraceCheckUtils]: 24: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !false; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,762 INFO L280 TraceCheckUtils]: 25: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,763 INFO L280 TraceCheckUtils]: 26: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,764 INFO L280 TraceCheckUtils]: 27: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,764 INFO L280 TraceCheckUtils]: 28: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,765 INFO L280 TraceCheckUtils]: 29: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,765 INFO L280 TraceCheckUtils]: 30: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,766 INFO L280 TraceCheckUtils]: 31: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,766 INFO L280 TraceCheckUtils]: 32: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,767 INFO L263 TraceCheckUtils]: 33: Hoare triple {2339#(not (= 0 ~systemActive~0))} call timeShift(); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,768 INFO L280 TraceCheckUtils]: 34: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2339#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:02:12,768 INFO L280 TraceCheckUtils]: 35: Hoare triple {2339#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2325#false} is VALID [2020-07-10 14:02:12,768 INFO L263 TraceCheckUtils]: 36: Hoare triple {2325#false} call __utac_acc__Specification3_spec__1(); {2325#false} is VALID [2020-07-10 14:02:12,768 INFO L280 TraceCheckUtils]: 37: Hoare triple {2325#false} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {2325#false} is VALID [2020-07-10 14:02:12,768 INFO L263 TraceCheckUtils]: 38: Hoare triple {2325#false} call #t~ret26 := isMethaneLevelCritical(); {2324#true} is VALID [2020-07-10 14:02:12,769 INFO L280 TraceCheckUtils]: 39: Hoare triple {2324#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {2324#true} is VALID [2020-07-10 14:02:12,769 INFO L280 TraceCheckUtils]: 40: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,769 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2324#true} {2325#false} #556#return; {2325#false} is VALID [2020-07-10 14:02:12,769 INFO L280 TraceCheckUtils]: 42: Hoare triple {2325#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {2325#false} is VALID [2020-07-10 14:02:12,769 INFO L280 TraceCheckUtils]: 43: Hoare triple {2325#false} assume !(0 != ~tmp~6); {2325#false} is VALID [2020-07-10 14:02:12,770 INFO L263 TraceCheckUtils]: 44: Hoare triple {2325#false} call #t~ret27 := getWaterLevel(); {2324#true} is VALID [2020-07-10 14:02:12,770 INFO L280 TraceCheckUtils]: 45: Hoare triple {2324#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {2324#true} is VALID [2020-07-10 14:02:12,770 INFO L280 TraceCheckUtils]: 46: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,770 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2324#true} {2325#false} #558#return; {2325#false} is VALID [2020-07-10 14:02:12,771 INFO L280 TraceCheckUtils]: 48: Hoare triple {2325#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {2325#false} is VALID [2020-07-10 14:02:12,771 INFO L280 TraceCheckUtils]: 49: Hoare triple {2325#false} assume 2 == ~tmp___0~3; {2325#false} is VALID [2020-07-10 14:02:12,771 INFO L263 TraceCheckUtils]: 50: Hoare triple {2325#false} call #t~ret28 := isPumpRunning(); {2324#true} is VALID [2020-07-10 14:02:12,771 INFO L280 TraceCheckUtils]: 51: Hoare triple {2324#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2324#true} is VALID [2020-07-10 14:02:12,771 INFO L280 TraceCheckUtils]: 52: Hoare triple {2324#true} assume true; {2324#true} is VALID [2020-07-10 14:02:12,771 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {2324#true} {2325#false} #560#return; {2325#false} is VALID [2020-07-10 14:02:12,772 INFO L280 TraceCheckUtils]: 54: Hoare triple {2325#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {2325#false} is VALID [2020-07-10 14:02:12,772 INFO L280 TraceCheckUtils]: 55: Hoare triple {2325#false} assume !(0 != ~tmp___1~1); {2325#false} is VALID [2020-07-10 14:02:12,772 INFO L263 TraceCheckUtils]: 56: Hoare triple {2325#false} call __automaton_fail(); {2325#false} is VALID [2020-07-10 14:02:12,772 INFO L280 TraceCheckUtils]: 57: Hoare triple {2325#false} assume !false; {2325#false} is VALID [2020-07-10 14:02:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:02:12,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643028483] [2020-07-10 14:02:12,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:02:12,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:02:12,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425749853] [2020-07-10 14:02:12,782 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-10 14:02:12,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:02:12,783 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:02:12,857 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:12,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:02:12,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:02:12,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:02:12,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:02:12,858 INFO L87 Difference]: Start difference. First operand 147 states and 171 transitions. Second operand 8 states. [2020-07-10 14:02:13,663 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:02:14,625 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:15,026 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:15,337 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:19,135 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:02:32,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:32,864 INFO L93 Difference]: Finished difference Result 506 states and 621 transitions. [2020-07-10 14:02:32,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:02:32,864 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-10 14:02:32,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:02:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:02:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 621 transitions. [2020-07-10 14:02:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:02:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 621 transitions. [2020-07-10 14:02:32,892 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 621 transitions. [2020-07-10 14:02:35,186 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 621 edges. 621 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:35,201 INFO L225 Difference]: With dead ends: 506 [2020-07-10 14:02:35,202 INFO L226 Difference]: Without dead ends: 383 [2020-07-10 14:02:35,203 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:02:35,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-07-10 14:02:38,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 314. [2020-07-10 14:02:38,514 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:02:38,514 INFO L82 GeneralOperation]: Start isEquivalent. First operand 383 states. Second operand 314 states. [2020-07-10 14:02:38,514 INFO L74 IsIncluded]: Start isIncluded. First operand 383 states. Second operand 314 states. [2020-07-10 14:02:38,514 INFO L87 Difference]: Start difference. First operand 383 states. Second operand 314 states. [2020-07-10 14:02:38,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:38,537 INFO L93 Difference]: Finished difference Result 383 states and 467 transitions. [2020-07-10 14:02:38,537 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 467 transitions. [2020-07-10 14:02:38,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:38,539 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:38,539 INFO L74 IsIncluded]: Start isIncluded. First operand 314 states. Second operand 383 states. [2020-07-10 14:02:38,539 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 383 states. [2020-07-10 14:02:38,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:02:38,562 INFO L93 Difference]: Finished difference Result 383 states and 467 transitions. [2020-07-10 14:02:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 467 transitions. [2020-07-10 14:02:38,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:02:38,564 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:02:38,564 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:02:38,564 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:02:38,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-07-10 14:02:38,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 377 transitions. [2020-07-10 14:02:38,597 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 377 transitions. Word has length 58 [2020-07-10 14:02:38,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:02:38,597 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 377 transitions. [2020-07-10 14:02:38,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:02:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 377 transitions. [2020-07-10 14:02:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 14:02:38,598 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:02:38,599 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:02:38,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 14:02:38,599 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:02:38,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:02:38,600 INFO L82 PathProgramCache]: Analyzing trace with hash 425111279, now seen corresponding path program 1 times [2020-07-10 14:02:38,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:02:38,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655588481] [2020-07-10 14:02:38,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:02:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:38,990 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:02:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,078 INFO L280 TraceCheckUtils]: 0: Hoare triple {4311#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-10 14:02:39,079 INFO L280 TraceCheckUtils]: 1: Hoare triple {4312#(<= ~waterLevel~0 1)} assume true; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-10 14:02:39,080 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4312#(<= ~waterLevel~0 1)} {4281#true} #564#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,083 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,084 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #458#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,087 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,088 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #460#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,092 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {4281#true} is VALID [2020-07-10 14:02:39,092 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,093 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #462#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,097 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #464#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,134 INFO L280 TraceCheckUtils]: 0: Hoare triple {4313#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4281#true} is VALID [2020-07-10 14:02:39,134 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} ~systemActive~0 := 0; {4281#true} is VALID [2020-07-10 14:02:39,134 INFO L280 TraceCheckUtils]: 2: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,135 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #516#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,139 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {4281#true} is VALID [2020-07-10 14:02:39,140 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,140 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #556#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,166 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:39,167 INFO L280 TraceCheckUtils]: 1: Hoare triple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:39,168 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} {4286#(not (= 2 ~waterLevel~0))} #558#return; {4306#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret27|))} is VALID [2020-07-10 14:02:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:02:39,172 INFO L280 TraceCheckUtils]: 0: Hoare triple {4281#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4281#true} is VALID [2020-07-10 14:02:39,173 INFO L280 TraceCheckUtils]: 1: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,173 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4281#true} {4282#false} #560#return; {4282#false} is VALID [2020-07-10 14:02:39,176 INFO L263 TraceCheckUtils]: 0: Hoare triple {4281#true} call ULTIMATE.init(); {4311#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 14:02:39,182 INFO L280 TraceCheckUtils]: 1: Hoare triple {4311#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(25);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(25);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-10 14:02:39,183 INFO L280 TraceCheckUtils]: 2: Hoare triple {4312#(<= ~waterLevel~0 1)} assume true; {4312#(<= ~waterLevel~0 1)} is VALID [2020-07-10 14:02:39,185 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4312#(<= ~waterLevel~0 1)} {4281#true} #564#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,186 INFO L263 TraceCheckUtils]: 4: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret76 := main(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,187 INFO L280 TraceCheckUtils]: 5: Hoare triple {4286#(not (= 2 ~waterLevel~0))} havoc ~retValue_acc~13;havoc ~tmp~10; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,187 INFO L263 TraceCheckUtils]: 6: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call select_helpers(); {4281#true} is VALID [2020-07-10 14:02:39,187 INFO L280 TraceCheckUtils]: 7: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,188 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #458#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,188 INFO L263 TraceCheckUtils]: 9: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call select_features(); {4281#true} is VALID [2020-07-10 14:02:39,188 INFO L280 TraceCheckUtils]: 10: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,189 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #460#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,189 INFO L263 TraceCheckUtils]: 12: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret75 := valid_product(); {4281#true} is VALID [2020-07-10 14:02:39,189 INFO L280 TraceCheckUtils]: 13: Hoare triple {4281#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {4281#true} is VALID [2020-07-10 14:02:39,189 INFO L280 TraceCheckUtils]: 14: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,190 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #462#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,190 INFO L280 TraceCheckUtils]: 16: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~ret75 && #t~ret75 <= 2147483647;~tmp~10 := #t~ret75;havoc #t~ret75; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,191 INFO L280 TraceCheckUtils]: 17: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume 0 != ~tmp~10; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,191 INFO L263 TraceCheckUtils]: 18: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call setup(); {4281#true} is VALID [2020-07-10 14:02:39,191 INFO L280 TraceCheckUtils]: 19: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,192 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #464#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,192 INFO L263 TraceCheckUtils]: 21: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call runTest(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,193 INFO L263 TraceCheckUtils]: 22: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call test(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,194 INFO L280 TraceCheckUtils]: 23: Hoare triple {4286#(not (= 2 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,196 INFO L280 TraceCheckUtils]: 24: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !false; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,197 INFO L280 TraceCheckUtils]: 25: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,197 INFO L280 TraceCheckUtils]: 26: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,197 INFO L280 TraceCheckUtils]: 27: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,199 INFO L280 TraceCheckUtils]: 28: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,199 INFO L280 TraceCheckUtils]: 29: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp___0~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,200 INFO L280 TraceCheckUtils]: 30: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,200 INFO L280 TraceCheckUtils]: 31: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,202 INFO L280 TraceCheckUtils]: 32: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume 0 != ~tmp___1~0; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,203 INFO L263 TraceCheckUtils]: 33: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call stopSystem(); {4313#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:02:39,203 INFO L280 TraceCheckUtils]: 34: Hoare triple {4313#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4281#true} is VALID [2020-07-10 14:02:39,203 INFO L280 TraceCheckUtils]: 35: Hoare triple {4281#true} ~systemActive~0 := 0; {4281#true} is VALID [2020-07-10 14:02:39,203 INFO L280 TraceCheckUtils]: 36: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,204 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #516#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,205 INFO L263 TraceCheckUtils]: 38: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call timeShift(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,205 INFO L280 TraceCheckUtils]: 39: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,206 INFO L280 TraceCheckUtils]: 40: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~systemActive~0); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,208 INFO L263 TraceCheckUtils]: 41: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call __utac_acc__Specification3_spec__1(); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,213 INFO L280 TraceCheckUtils]: 42: Hoare triple {4286#(not (= 2 ~waterLevel~0))} havoc ~tmp~6;havoc ~tmp___0~3;havoc ~tmp___1~1; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,214 INFO L263 TraceCheckUtils]: 43: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret26 := isMethaneLevelCritical(); {4281#true} is VALID [2020-07-10 14:02:39,214 INFO L280 TraceCheckUtils]: 44: Hoare triple {4281#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {4281#true} is VALID [2020-07-10 14:02:39,214 INFO L280 TraceCheckUtils]: 45: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,214 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4281#true} {4286#(not (= 2 ~waterLevel~0))} #556#return; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,215 INFO L280 TraceCheckUtils]: 47: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~6 := #t~ret26;havoc #t~ret26; {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,215 INFO L280 TraceCheckUtils]: 48: Hoare triple {4286#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp~6); {4286#(not (= 2 ~waterLevel~0))} is VALID [2020-07-10 14:02:39,215 INFO L263 TraceCheckUtils]: 49: Hoare triple {4286#(not (= 2 ~waterLevel~0))} call #t~ret27 := getWaterLevel(); {4281#true} is VALID [2020-07-10 14:02:39,216 INFO L280 TraceCheckUtils]: 50: Hoare triple {4281#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:39,217 INFO L280 TraceCheckUtils]: 51: Hoare triple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4314#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:02:39,218 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4314#(= |getWaterLevel_#res| ~waterLevel~0)} {4286#(not (= 2 ~waterLevel~0))} #558#return; {4306#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret27|))} is VALID [2020-07-10 14:02:39,218 INFO L280 TraceCheckUtils]: 53: Hoare triple {4306#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret27|))} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647;~tmp___0~3 := #t~ret27;havoc #t~ret27; {4307#(not (= 2 __utac_acc__Specification3_spec__1_~tmp___0~3))} is VALID [2020-07-10 14:02:39,219 INFO L280 TraceCheckUtils]: 54: Hoare triple {4307#(not (= 2 __utac_acc__Specification3_spec__1_~tmp___0~3))} assume 2 == ~tmp___0~3; {4282#false} is VALID [2020-07-10 14:02:39,219 INFO L263 TraceCheckUtils]: 55: Hoare triple {4282#false} call #t~ret28 := isPumpRunning(); {4281#true} is VALID [2020-07-10 14:02:39,219 INFO L280 TraceCheckUtils]: 56: Hoare triple {4281#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4281#true} is VALID [2020-07-10 14:02:39,219 INFO L280 TraceCheckUtils]: 57: Hoare triple {4281#true} assume true; {4281#true} is VALID [2020-07-10 14:02:39,219 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4281#true} {4282#false} #560#return; {4282#false} is VALID [2020-07-10 14:02:39,219 INFO L280 TraceCheckUtils]: 59: Hoare triple {4282#false} assume -2147483648 <= #t~ret28 && #t~ret28 <= 2147483647;~tmp___1~1 := #t~ret28;havoc #t~ret28; {4282#false} is VALID [2020-07-10 14:02:39,220 INFO L280 TraceCheckUtils]: 60: Hoare triple {4282#false} assume !(0 != ~tmp___1~1); {4282#false} is VALID [2020-07-10 14:02:39,220 INFO L263 TraceCheckUtils]: 61: Hoare triple {4282#false} call __automaton_fail(); {4282#false} is VALID [2020-07-10 14:02:39,220 INFO L280 TraceCheckUtils]: 62: Hoare triple {4282#false} assume !false; {4282#false} is VALID [2020-07-10 14:02:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:02:39,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655588481] [2020-07-10 14:02:39,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:02:39,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-10 14:02:39,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142529039] [2020-07-10 14:02:39,230 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-07-10 14:02:39,230 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:02:39,231 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 14:02:39,322 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:02:39,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 14:02:39,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:02:39,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 14:02:39,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:02:39,324 INFO L87 Difference]: Start difference. First operand 314 states and 377 transitions. Second operand 9 states. [2020-07-10 14:02:40,148 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:02:49,856 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:02:51,046 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:02:51,742 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:02:52,244 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:02:53,919 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:03:02,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:03:02,697 INFO L93 Difference]: Finished difference Result 999 states and 1333 transitions. [2020-07-10 14:03:02,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-10 14:03:02,697 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-07-10 14:03:02,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:03:02,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:03:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 619 transitions. [2020-07-10 14:03:02,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:03:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 619 transitions. [2020-07-10 14:03:02,723 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 619 transitions. [2020-07-10 14:03:05,089 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 619 edges. 619 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:03:05,134 INFO L225 Difference]: With dead ends: 999 [2020-07-10 14:03:05,134 INFO L226 Difference]: Without dead ends: 709 [2020-07-10 14:03:05,137 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-10 14:03:05,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2020-07-10 14:03:11,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 593. [2020-07-10 14:03:11,354 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:03:11,355 INFO L82 GeneralOperation]: Start isEquivalent. First operand 709 states. Second operand 593 states. [2020-07-10 14:03:11,355 INFO L74 IsIncluded]: Start isIncluded. First operand 709 states. Second operand 593 states. [2020-07-10 14:03:11,355 INFO L87 Difference]: Start difference. First operand 709 states. Second operand 593 states. [2020-07-10 14:03:11,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:03:11,396 INFO L93 Difference]: Finished difference Result 709 states and 936 transitions. [2020-07-10 14:03:11,396 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 936 transitions. [2020-07-10 14:03:11,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:03:11,400 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:03:11,400 INFO L74 IsIncluded]: Start isIncluded. First operand 593 states. Second operand 709 states. [2020-07-10 14:03:11,400 INFO L87 Difference]: Start difference. First operand 593 states. Second operand 709 states. [2020-07-10 14:03:11,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:03:11,442 INFO L93 Difference]: Finished difference Result 709 states and 936 transitions. [2020-07-10 14:03:11,442 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 936 transitions. [2020-07-10 14:03:11,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:03:11,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:03:11,446 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:03:11,446 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:03:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2020-07-10 14:03:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 731 transitions. [2020-07-10 14:03:11,479 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 731 transitions. Word has length 63 [2020-07-10 14:03:11,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:03:11,479 INFO L479 AbstractCegarLoop]: Abstraction has 593 states and 731 transitions. [2020-07-10 14:03:11,479 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 14:03:11,479 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 731 transitions. [2020-07-10 14:03:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:03:11,482 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:03:11,482 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:03:11,482 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 14:03:11,482 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:03:11,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:03:11,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1610113419, now seen corresponding path program 1 times [2020-07-10 14:03:11,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:03:11,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810780008] [2020-07-10 14:03:11,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:03:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:03:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:03:11,672 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:03:11,673 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:03:11,673 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 14:03:11,806 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 14:03:11,806 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 14:03:11,806 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,807 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 14:03:11,808 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 14:03:11,809 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 14:03:11,810 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:03:11,811 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: L476-2 has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-10 14:03:11,812 WARN L170 areAnnotationChecker]: L533-2 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L993 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L993 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L951 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L951 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-10 14:03:11,813 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:03:11,814 WARN L170 areAnnotationChecker]: L250 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L250 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 14:03:11,815 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 14:03:11,816 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L867 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L842-1 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-10 14:03:11,817 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:03:11,818 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L830-1 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-10 14:03:11,819 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L993-1 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L993-1 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-10 14:03:11,820 WARN L170 areAnnotationChecker]: L272-2 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L994 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L994 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L250-1 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-10 14:03:11,821 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L179-1 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-10 14:03:11,822 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: L686-1 has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: L867-2 has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: L225-1 has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 14:03:11,823 WARN L170 areAnnotationChecker]: L308-1 has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: L372-1 has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:03:11,824 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L922-1 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L999-1 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L999-1 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-10 14:03:11,825 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: L995 has no Hoare annotation [2020-07-10 14:03:11,826 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L953 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L329 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: L997-1 has no Hoare annotation [2020-07-10 14:03:11,827 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: L205-1 has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: L192-1 has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: L58 has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: L231-1 has no Hoare annotation [2020-07-10 14:03:11,828 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L227 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L552-1 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L310 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L310 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L961 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L961 has no Hoare annotation [2020-07-10 14:03:11,829 WARN L170 areAnnotationChecker]: L76-1 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L378-1 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L374 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L926-2 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L926-2 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L926-2 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-10 14:03:11,830 WARN L170 areAnnotationChecker]: L957 has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: L957 has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: L66-1 has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: L380-1 has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: L482-1 has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: L539-1 has no Hoare annotation [2020-07-10 14:03:11,831 WARN L170 areAnnotationChecker]: L997 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L997 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L384 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L329-2 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: L284-2 has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:03:11,832 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: L618-2 has no Hoare annotation [2020-07-10 14:03:11,833 WARN L170 areAnnotationChecker]: L618-2 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L618-2 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L231 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L310-2 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L962 has no Hoare annotation [2020-07-10 14:03:11,834 WARN L170 areAnnotationChecker]: L962 has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,835 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L378 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L378 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L958 has no Hoare annotation [2020-07-10 14:03:11,836 WARN L170 areAnnotationChecker]: L958 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L634-1 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L650-1 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L552 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L552 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L999 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L999 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L955 has no Hoare annotation [2020-07-10 14:03:11,837 WARN L170 areAnnotationChecker]: L955 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L196 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 14:03:11,838 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L619 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L619 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L295-1 has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-10 14:03:11,839 WARN L170 areAnnotationChecker]: L963 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L963 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L959 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L959 has no Hoare annotation [2020-07-10 14:03:11,840 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-10 14:03:11,841 WARN L170 areAnnotationChecker]: L956 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L956 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L650 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L620 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L964 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L964 has no Hoare annotation [2020-07-10 14:03:11,842 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L960 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L960 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,843 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,844 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,844 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,844 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,844 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:03:11,844 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. [2020-07-10 14:03:11,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:03:11 BoogieIcfgContainer [2020-07-10 14:03:11,847 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:03:11,849 INFO L168 Benchmark]: Toolchain (without parser) took 81664.43 ms. Allocated memory was 144.7 MB in the beginning and 817.4 MB in the end (delta: 672.7 MB). Free memory was 100.9 MB in the beginning and 516.0 MB in the end (delta: -415.1 MB). Peak memory consumption was 257.5 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:11,850 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 14:03:11,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.35 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 166.5 MB in the end (delta: -65.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:11,852 INFO L168 Benchmark]: Boogie Preprocessor took 114.79 ms. Allocated memory is still 202.4 MB. Free memory was 166.5 MB in the beginning and 160.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:11,852 INFO L168 Benchmark]: RCFGBuilder took 2003.20 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 160.5 MB in the beginning and 83.2 MB in the end (delta: 77.3 MB). Peak memory consumption was 109.9 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:11,853 INFO L168 Benchmark]: TraceAbstraction took 78833.00 ms. Allocated memory was 234.9 MB in the beginning and 817.4 MB in the end (delta: 582.5 MB). Free memory was 82.4 MB in the beginning and 516.0 MB in the end (delta: -433.6 MB). Peak memory consumption was 148.9 MB. Max. memory is 7.1 GB. [2020-07-10 14:03:11,856 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 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.35 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 166.5 MB in the end (delta: -65.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.79 ms. Allocated memory is still 202.4 MB. Free memory was 166.5 MB in the beginning and 160.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2003.20 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 160.5 MB in the beginning and 83.2 MB in the end (delta: 77.3 MB). Peak memory consumption was 109.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78833.00 ms. Allocated memory was 234.9 MB in the beginning and 817.4 MB in the end (delta: 582.5 MB). Free memory was 82.4 MB in the beginning and 516.0 MB in the end (delta: -433.6 MB). Peak memory consumption was 148.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 769]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L124] int pumpRunning = 0; [L125] int systemActive = 1; [L568] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L812] int waterLevel = 1; [L813] int methaneLevelCritical = 0; [L915] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=168, \old(head)=176, \old(methaneLevelCritical)=151, \old(pumpRunning)=139, \old(systemActive)=138, \old(waterLevel)=146, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L988] int retValue_acc ; [L989] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L993] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L994] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L995] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L803] int retValue_acc ; [L806] retValue_acc = 1 [L807] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L995] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L995] tmp = valid_product() [L997] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L999] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L1000] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L982] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L47] int splverifierCounter ; [L48] int tmp ; [L49] int tmp___0 ; [L50] int tmp___1 ; [L51] int tmp___2 ; [L54] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L56] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L58] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L64] tmp = __VERIFIER_nondet_int() [L66] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L68] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L830] COND TRUE waterLevel < 2 [L831] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L68] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L74] tmp___0 = __VERIFIER_nondet_int() [L76] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L84] tmp___2 = __VERIFIER_nondet_int() [L86] COND FALSE !(\read(tmp___2)) [L92] tmp___1 = __VERIFIER_nondet_int() [L94] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L96] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L343] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L350] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L96] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L103] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L132] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L139] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L147] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L366] int tmp ; [L367] int tmp___0 ; [L368] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L372] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L851] int retValue_acc ; [L854] retValue_acc = methaneLevelCritical [L855] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L372] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L372] tmp = isMethaneLevelCritical() [L374] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L378] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L883] int retValue_acc ; [L886] retValue_acc = waterLevel [L887] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L378] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L378] tmp___0 = getWaterLevel() [L380] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L382] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L257] int retValue_acc ; [L260] retValue_acc = pumpRunning [L261] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L382] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L382] tmp___1 = isPumpRunning() [L384] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L388] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L769] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 78.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 62.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 590 SDtfs, 1019 SDslu, 431 SDs, 0 SdLazy, 2467 SolverSat, 604 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 103 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=593occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.8s AutomataMinimizationTime, 4 MinimizatonAttempts, 252 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 64042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...