/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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:22:40,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:22:40,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:22:40,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:22:40,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:22:40,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:22:40,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:22:40,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:22:40,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:22:40,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:22:40,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:22:40,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:22:40,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:22:40,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:22:40,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:22:40,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:22:40,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:22:40,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:22:40,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:22:40,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:22:40,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:22:40,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:22:40,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:22:40,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:22:40,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:22:40,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:22:40,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:22:40,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:22:40,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:22:40,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:22:40,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:22:40,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:22:40,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:22:40,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:22:40,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:22:40,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:22:40,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:22:40,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:22:40,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:22:40,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:22:40,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:22:40,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:22:40,143 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:22:40,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:22:40,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:22:40,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:22:40,146 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:22:40,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:22:40,146 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:22:40,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:22:40,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:22:40,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:22:40,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:22:40,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:22:40,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:22:40,149 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:22:40,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:22:40,149 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:22:40,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:22:40,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:22:40,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:22:40,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:22:40,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:22:40,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:22:40,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:22:40,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:22:40,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:22:40,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:22:40,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:22:40,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:22:40,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:22:40,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:22:40,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:22:40,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:22:40,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:22:40,499 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:22:40,499 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:22:40,500 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c [2020-07-17 21:22:40,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69a46192/e9054b8ff0da4696b78a144f8238ae34/FLAG40dea6de4 [2020-07-17 21:22:41,130 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:22:41,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c [2020-07-17 21:22:41,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69a46192/e9054b8ff0da4696b78a144f8238ae34/FLAG40dea6de4 [2020-07-17 21:22:41,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f69a46192/e9054b8ff0da4696b78a144f8238ae34 [2020-07-17 21:22:41,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:22:41,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:22:41,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:22:41,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:22:41,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:22:41,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:22:41" (1/1) ... [2020-07-17 21:22:41,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@275bc5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:41, skipping insertion in model container [2020-07-17 21:22:41,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:22:41" (1/1) ... [2020-07-17 21:22:41,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:22:41,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:22:41,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:22:41,940 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:22:42,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:22:42,107 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:22:42,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42 WrapperNode [2020-07-17 21:22:42,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:22:42,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:22:42,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:22:42,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:22:42,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... [2020-07-17 21:22:42,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:22:42,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:22:42,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:22:42,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:22:42,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:22:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:22:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:22:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:22:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:22:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:22:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:22:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:22:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:22:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:22:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:22:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:22:42,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:22:42,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:22:42,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:22:42,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:22:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:22:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:22:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:22:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:22:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:22:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 21:22:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:22:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:22:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:22:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:22:42,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:22:42,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:22:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:22:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:22:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:22:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:22:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:22:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:22:42,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:22:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:22:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:22:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:22:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:22:42,287 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:22:42,288 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:22:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:22:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:22:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:22:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:22:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:22:42,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:22:42,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:22:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:22:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:22:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:22:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:22:42,291 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:22:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:22:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:22:42,292 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:22:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:22:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:22:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:22:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:22:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:22:42,293 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:22:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:22:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 21:22:42,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:22:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:22:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:22:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:22:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:22:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:22:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:22:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:22:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:22:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:22:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:22:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:22:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:22:43,884 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:22:43,885 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:22:43,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:22:43 BoogieIcfgContainer [2020-07-17 21:22:43,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:22:43,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:22:43,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:22:43,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:22:43,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:22:41" (1/3) ... [2020-07-17 21:22:43,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e881a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:22:43, skipping insertion in model container [2020-07-17 21:22:43,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:42" (2/3) ... [2020-07-17 21:22:43,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e881a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:22:43, skipping insertion in model container [2020-07-17 21:22:43,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:22:43" (3/3) ... [2020-07-17 21:22:43,901 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product31.cil.c [2020-07-17 21:22:43,913 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:22:43,922 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:22:43,937 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:22:43,966 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:22:43,966 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:22:43,966 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:22:43,967 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:22:43,967 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:22:43,967 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:22:43,967 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:22:43,968 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:22:43,993 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-07-17 21:22:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:22:44,037 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:44,039 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:44,039 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:44,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:44,047 INFO L82 PathProgramCache]: Analyzing trace with hash -2139663592, now seen corresponding path program 1 times [2020-07-17 21:22:44,058 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:44,058 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573379181] [2020-07-17 21:22:44,058 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,784 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,871 INFO L280 TraceCheckUtils]: 0: Hoare triple {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {185#true} is VALID [2020-07-17 21:22:44,872 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,872 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {185#true} #540#return; {185#true} is VALID [2020-07-17 21:22:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,894 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,894 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #438#return; {185#true} is VALID [2020-07-17 21:22:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,903 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,903 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #440#return; {185#true} is VALID [2020-07-17 21:22:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {185#true} is VALID [2020-07-17 21:22:44,914 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,914 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {185#true} #442#return; {185#true} is VALID [2020-07-17 21:22:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,920 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,920 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #444#return; {185#true} is VALID [2020-07-17 21:22:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,927 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {185#true} is VALID [2020-07-17 21:22:44,928 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,928 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #532#return; {186#false} is VALID [2020-07-17 21:22:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,945 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {185#true} is VALID [2020-07-17 21:22:44,946 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,946 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #534#return; {186#false} is VALID [2020-07-17 21:22:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:44,957 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {185#true} is VALID [2020-07-17 21:22:44,957 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,958 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #536#return; {186#false} is VALID [2020-07-17 21:22:44,964 INFO L263 TraceCheckUtils]: 0: Hoare triple {185#true} call ULTIMATE.init(); {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:44,964 INFO L280 TraceCheckUtils]: 1: Hoare triple {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {185#true} is VALID [2020-07-17 21:22:44,965 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,965 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {185#true} {185#true} #540#return; {185#true} is VALID [2020-07-17 21:22:44,965 INFO L263 TraceCheckUtils]: 4: Hoare triple {185#true} call #t~ret75 := main(); {185#true} is VALID [2020-07-17 21:22:44,966 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} havoc ~retValue_acc~11;havoc ~tmp~9; {185#true} is VALID [2020-07-17 21:22:44,966 INFO L263 TraceCheckUtils]: 6: Hoare triple {185#true} call select_helpers(); {185#true} is VALID [2020-07-17 21:22:44,966 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,967 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {185#true} {185#true} #438#return; {185#true} is VALID [2020-07-17 21:22:44,967 INFO L263 TraceCheckUtils]: 9: Hoare triple {185#true} call select_features(); {185#true} is VALID [2020-07-17 21:22:44,967 INFO L280 TraceCheckUtils]: 10: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,967 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {185#true} {185#true} #440#return; {185#true} is VALID [2020-07-17 21:22:44,968 INFO L263 TraceCheckUtils]: 12: Hoare triple {185#true} call #t~ret74 := valid_product(); {185#true} is VALID [2020-07-17 21:22:44,968 INFO L280 TraceCheckUtils]: 13: Hoare triple {185#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {185#true} is VALID [2020-07-17 21:22:44,968 INFO L280 TraceCheckUtils]: 14: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,969 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {185#true} {185#true} #442#return; {185#true} is VALID [2020-07-17 21:22:44,969 INFO L280 TraceCheckUtils]: 16: Hoare triple {185#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {185#true} is VALID [2020-07-17 21:22:44,969 INFO L280 TraceCheckUtils]: 17: Hoare triple {185#true} assume 0 != ~tmp~9; {185#true} is VALID [2020-07-17 21:22:44,970 INFO L263 TraceCheckUtils]: 18: Hoare triple {185#true} call setup(); {185#true} is VALID [2020-07-17 21:22:44,970 INFO L280 TraceCheckUtils]: 19: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,970 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {185#true} {185#true} #444#return; {185#true} is VALID [2020-07-17 21:22:44,971 INFO L263 TraceCheckUtils]: 21: Hoare triple {185#true} call runTest(); {185#true} is VALID [2020-07-17 21:22:44,971 INFO L263 TraceCheckUtils]: 22: Hoare triple {185#true} call test(); {185#true} is VALID [2020-07-17 21:22:44,971 INFO L280 TraceCheckUtils]: 23: Hoare triple {185#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {185#true} is VALID [2020-07-17 21:22:44,973 INFO L280 TraceCheckUtils]: 24: Hoare triple {185#true} assume false; {186#false} is VALID [2020-07-17 21:22:44,973 INFO L263 TraceCheckUtils]: 25: Hoare triple {186#false} call cleanup(); {186#false} is VALID [2020-07-17 21:22:44,973 INFO L280 TraceCheckUtils]: 26: Hoare triple {186#false} havoc ~i~0;havoc ~__cil_tmp2~0; {186#false} is VALID [2020-07-17 21:22:44,974 INFO L263 TraceCheckUtils]: 27: Hoare triple {186#false} call timeShift(); {186#false} is VALID [2020-07-17 21:22:44,974 INFO L280 TraceCheckUtils]: 28: Hoare triple {186#false} assume !(0 != ~pumpRunning~0); {186#false} is VALID [2020-07-17 21:22:44,974 INFO L280 TraceCheckUtils]: 29: Hoare triple {186#false} assume !(0 != ~systemActive~0); {186#false} is VALID [2020-07-17 21:22:44,975 INFO L263 TraceCheckUtils]: 30: Hoare triple {186#false} call __utac_acc__Specification3_spec__1(); {186#false} is VALID [2020-07-17 21:22:44,975 INFO L280 TraceCheckUtils]: 31: Hoare triple {186#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {186#false} is VALID [2020-07-17 21:22:44,975 INFO L263 TraceCheckUtils]: 32: Hoare triple {186#false} call #t~ret70 := isMethaneLevelCritical(); {185#true} is VALID [2020-07-17 21:22:44,976 INFO L280 TraceCheckUtils]: 33: Hoare triple {185#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {185#true} is VALID [2020-07-17 21:22:44,976 INFO L280 TraceCheckUtils]: 34: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,980 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {185#true} {186#false} #532#return; {186#false} is VALID [2020-07-17 21:22:44,980 INFO L280 TraceCheckUtils]: 36: Hoare triple {186#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {186#false} is VALID [2020-07-17 21:22:44,981 INFO L280 TraceCheckUtils]: 37: Hoare triple {186#false} assume !(0 != ~tmp~8); {186#false} is VALID [2020-07-17 21:22:44,981 INFO L263 TraceCheckUtils]: 38: Hoare triple {186#false} call #t~ret71 := getWaterLevel(); {185#true} is VALID [2020-07-17 21:22:44,982 INFO L280 TraceCheckUtils]: 39: Hoare triple {185#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {185#true} is VALID [2020-07-17 21:22:44,982 INFO L280 TraceCheckUtils]: 40: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,982 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {185#true} {186#false} #534#return; {186#false} is VALID [2020-07-17 21:22:44,982 INFO L280 TraceCheckUtils]: 42: Hoare triple {186#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {186#false} is VALID [2020-07-17 21:22:44,983 INFO L280 TraceCheckUtils]: 43: Hoare triple {186#false} assume 2 == ~tmp___0~2; {186#false} is VALID [2020-07-17 21:22:44,983 INFO L263 TraceCheckUtils]: 44: Hoare triple {186#false} call #t~ret72 := isPumpRunning(); {185#true} is VALID [2020-07-17 21:22:44,983 INFO L280 TraceCheckUtils]: 45: Hoare triple {185#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {185#true} is VALID [2020-07-17 21:22:44,984 INFO L280 TraceCheckUtils]: 46: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-17 21:22:44,984 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {185#true} {186#false} #536#return; {186#false} is VALID [2020-07-17 21:22:44,986 INFO L280 TraceCheckUtils]: 48: Hoare triple {186#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {186#false} is VALID [2020-07-17 21:22:44,987 INFO L280 TraceCheckUtils]: 49: Hoare triple {186#false} assume !(0 != ~tmp___1~1); {186#false} is VALID [2020-07-17 21:22:44,987 INFO L263 TraceCheckUtils]: 50: Hoare triple {186#false} call __automaton_fail(); {186#false} is VALID [2020-07-17 21:22:44,987 INFO L280 TraceCheckUtils]: 51: Hoare triple {186#false} assume !false; {186#false} is VALID [2020-07-17 21:22:45,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:45,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573379181] [2020-07-17 21:22:45,003 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:45,003 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:22:45,004 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992551814] [2020-07-17 21:22:45,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:22:45,016 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:45,021 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:22:45,141 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:45,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:22:45,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:45,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:22:45,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:22:45,154 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 3 states. [2020-07-17 21:22:49,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:49,688 INFO L93 Difference]: Finished difference Result 305 states and 403 transitions. [2020-07-17 21:22:49,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:22:49,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:22:49,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:49,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:22:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-17 21:22:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:22:49,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-17 21:22:49,754 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 403 transitions. [2020-07-17 21:22:51,125 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 403 edges. 403 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:51,149 INFO L225 Difference]: With dead ends: 305 [2020-07-17 21:22:51,150 INFO L226 Difference]: Without dead ends: 165 [2020-07-17 21:22:51,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:22:51,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-17 21:22:52,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-07-17 21:22:52,426 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:52,427 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 131 states. [2020-07-17 21:22:52,427 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 131 states. [2020-07-17 21:22:52,428 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 131 states. [2020-07-17 21:22:52,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:52,443 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-17 21:22:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-17 21:22:52,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:52,448 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:52,448 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 165 states. [2020-07-17 21:22:52,448 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 165 states. [2020-07-17 21:22:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:52,460 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-17 21:22:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-17 21:22:52,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:52,464 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:52,464 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:52,464 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-17 21:22:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 156 transitions. [2020-07-17 21:22:52,474 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 156 transitions. Word has length 52 [2020-07-17 21:22:52,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:52,474 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 156 transitions. [2020-07-17 21:22:52,474 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:22:52,475 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2020-07-17 21:22:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:22:52,477 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:52,477 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:52,478 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:22:52,478 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:52,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:52,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1114338562, now seen corresponding path program 1 times [2020-07-17 21:22:52,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:52,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240204099] [2020-07-17 21:22:52,479 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:52,920 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,065 INFO L280 TraceCheckUtils]: 0: Hoare triple {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1155#true} is VALID [2020-07-17 21:22:53,066 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,066 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1155#true} #540#return; {1155#true} is VALID [2020-07-17 21:22:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,071 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,071 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #438#return; {1155#true} is VALID [2020-07-17 21:22:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,074 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,075 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #440#return; {1155#true} is VALID [2020-07-17 21:22:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,081 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1155#true} is VALID [2020-07-17 21:22:53,082 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,082 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1155#true} #442#return; {1155#true} is VALID [2020-07-17 21:22:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,085 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,086 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #444#return; {1155#true} is VALID [2020-07-17 21:22:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,090 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1155#true} is VALID [2020-07-17 21:22:53,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,091 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #532#return; {1156#false} is VALID [2020-07-17 21:22:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1155#true} is VALID [2020-07-17 21:22:53,097 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,097 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #534#return; {1156#false} is VALID [2020-07-17 21:22:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:53,104 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1155#true} is VALID [2020-07-17 21:22:53,105 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,105 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #536#return; {1156#false} is VALID [2020-07-17 21:22:53,110 INFO L263 TraceCheckUtils]: 0: Hoare triple {1155#true} call ULTIMATE.init(); {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:22:53,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1155#true} is VALID [2020-07-17 21:22:53,111 INFO L280 TraceCheckUtils]: 2: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,111 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1155#true} {1155#true} #540#return; {1155#true} is VALID [2020-07-17 21:22:53,111 INFO L263 TraceCheckUtils]: 4: Hoare triple {1155#true} call #t~ret75 := main(); {1155#true} is VALID [2020-07-17 21:22:53,111 INFO L280 TraceCheckUtils]: 5: Hoare triple {1155#true} havoc ~retValue_acc~11;havoc ~tmp~9; {1155#true} is VALID [2020-07-17 21:22:53,112 INFO L263 TraceCheckUtils]: 6: Hoare triple {1155#true} call select_helpers(); {1155#true} is VALID [2020-07-17 21:22:53,112 INFO L280 TraceCheckUtils]: 7: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,113 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1155#true} {1155#true} #438#return; {1155#true} is VALID [2020-07-17 21:22:53,113 INFO L263 TraceCheckUtils]: 9: Hoare triple {1155#true} call select_features(); {1155#true} is VALID [2020-07-17 21:22:53,113 INFO L280 TraceCheckUtils]: 10: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,114 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1155#true} {1155#true} #440#return; {1155#true} is VALID [2020-07-17 21:22:53,114 INFO L263 TraceCheckUtils]: 12: Hoare triple {1155#true} call #t~ret74 := valid_product(); {1155#true} is VALID [2020-07-17 21:22:53,114 INFO L280 TraceCheckUtils]: 13: Hoare triple {1155#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1155#true} is VALID [2020-07-17 21:22:53,115 INFO L280 TraceCheckUtils]: 14: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,116 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1155#true} {1155#true} #442#return; {1155#true} is VALID [2020-07-17 21:22:53,116 INFO L280 TraceCheckUtils]: 16: Hoare triple {1155#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {1155#true} is VALID [2020-07-17 21:22:53,116 INFO L280 TraceCheckUtils]: 17: Hoare triple {1155#true} assume 0 != ~tmp~9; {1155#true} is VALID [2020-07-17 21:22:53,117 INFO L263 TraceCheckUtils]: 18: Hoare triple {1155#true} call setup(); {1155#true} is VALID [2020-07-17 21:22:53,118 INFO L280 TraceCheckUtils]: 19: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,118 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1155#true} {1155#true} #444#return; {1155#true} is VALID [2020-07-17 21:22:53,118 INFO L263 TraceCheckUtils]: 21: Hoare triple {1155#true} call runTest(); {1155#true} is VALID [2020-07-17 21:22:53,119 INFO L263 TraceCheckUtils]: 22: Hoare triple {1155#true} call test(); {1155#true} is VALID [2020-07-17 21:22:53,119 INFO L280 TraceCheckUtils]: 23: Hoare triple {1155#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1169#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:53,120 INFO L280 TraceCheckUtils]: 24: Hoare triple {1169#(= 0 test_~splverifierCounter~0)} assume !false; {1169#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:53,121 INFO L280 TraceCheckUtils]: 25: Hoare triple {1169#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1156#false} is VALID [2020-07-17 21:22:53,121 INFO L263 TraceCheckUtils]: 26: Hoare triple {1156#false} call cleanup(); {1156#false} is VALID [2020-07-17 21:22:53,121 INFO L280 TraceCheckUtils]: 27: Hoare triple {1156#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1156#false} is VALID [2020-07-17 21:22:53,122 INFO L263 TraceCheckUtils]: 28: Hoare triple {1156#false} call timeShift(); {1156#false} is VALID [2020-07-17 21:22:53,122 INFO L280 TraceCheckUtils]: 29: Hoare triple {1156#false} assume !(0 != ~pumpRunning~0); {1156#false} is VALID [2020-07-17 21:22:53,124 INFO L280 TraceCheckUtils]: 30: Hoare triple {1156#false} assume !(0 != ~systemActive~0); {1156#false} is VALID [2020-07-17 21:22:53,125 INFO L263 TraceCheckUtils]: 31: Hoare triple {1156#false} call __utac_acc__Specification3_spec__1(); {1156#false} is VALID [2020-07-17 21:22:53,125 INFO L280 TraceCheckUtils]: 32: Hoare triple {1156#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1156#false} is VALID [2020-07-17 21:22:53,125 INFO L263 TraceCheckUtils]: 33: Hoare triple {1156#false} call #t~ret70 := isMethaneLevelCritical(); {1155#true} is VALID [2020-07-17 21:22:53,126 INFO L280 TraceCheckUtils]: 34: Hoare triple {1155#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1155#true} is VALID [2020-07-17 21:22:53,126 INFO L280 TraceCheckUtils]: 35: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,126 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1155#true} {1156#false} #532#return; {1156#false} is VALID [2020-07-17 21:22:53,126 INFO L280 TraceCheckUtils]: 37: Hoare triple {1156#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {1156#false} is VALID [2020-07-17 21:22:53,127 INFO L280 TraceCheckUtils]: 38: Hoare triple {1156#false} assume !(0 != ~tmp~8); {1156#false} is VALID [2020-07-17 21:22:53,131 INFO L263 TraceCheckUtils]: 39: Hoare triple {1156#false} call #t~ret71 := getWaterLevel(); {1155#true} is VALID [2020-07-17 21:22:53,132 INFO L280 TraceCheckUtils]: 40: Hoare triple {1155#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1155#true} is VALID [2020-07-17 21:22:53,132 INFO L280 TraceCheckUtils]: 41: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,132 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1155#true} {1156#false} #534#return; {1156#false} is VALID [2020-07-17 21:22:53,133 INFO L280 TraceCheckUtils]: 43: Hoare triple {1156#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1156#false} is VALID [2020-07-17 21:22:53,133 INFO L280 TraceCheckUtils]: 44: Hoare triple {1156#false} assume 2 == ~tmp___0~2; {1156#false} is VALID [2020-07-17 21:22:53,133 INFO L263 TraceCheckUtils]: 45: Hoare triple {1156#false} call #t~ret72 := isPumpRunning(); {1155#true} is VALID [2020-07-17 21:22:53,133 INFO L280 TraceCheckUtils]: 46: Hoare triple {1155#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1155#true} is VALID [2020-07-17 21:22:53,134 INFO L280 TraceCheckUtils]: 47: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-17 21:22:53,136 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1155#true} {1156#false} #536#return; {1156#false} is VALID [2020-07-17 21:22:53,137 INFO L280 TraceCheckUtils]: 49: Hoare triple {1156#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1156#false} is VALID [2020-07-17 21:22:53,137 INFO L280 TraceCheckUtils]: 50: Hoare triple {1156#false} assume !(0 != ~tmp___1~1); {1156#false} is VALID [2020-07-17 21:22:53,137 INFO L263 TraceCheckUtils]: 51: Hoare triple {1156#false} call __automaton_fail(); {1156#false} is VALID [2020-07-17 21:22:53,138 INFO L280 TraceCheckUtils]: 52: Hoare triple {1156#false} assume !false; {1156#false} is VALID [2020-07-17 21:22:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:53,153 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240204099] [2020-07-17 21:22:53,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:53,155 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:22:53,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585991079] [2020-07-17 21:22:53,159 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:53,159 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:53,160 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:22:53,236 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:53,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:22:53,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:53,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:22:53,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:22:53,238 INFO L87 Difference]: Start difference. First operand 131 states and 156 transitions. Second operand 4 states. [2020-07-17 21:22:54,453 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:58,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:58,104 INFO L93 Difference]: Finished difference Result 232 states and 286 transitions. [2020-07-17 21:22:58,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:22:58,104 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:58,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:58,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-17 21:22:58,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-17 21:22:58,120 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 286 transitions. [2020-07-17 21:22:59,130 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 286 edges. 286 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:59,137 INFO L225 Difference]: With dead ends: 232 [2020-07-17 21:22:59,138 INFO L226 Difference]: Without dead ends: 149 [2020-07-17 21:22:59,139 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:22:59,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-17 21:23:00,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 122. [2020-07-17 21:23:00,475 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:00,476 INFO L82 GeneralOperation]: Start isEquivalent. First operand 149 states. Second operand 122 states. [2020-07-17 21:23:00,476 INFO L74 IsIncluded]: Start isIncluded. First operand 149 states. Second operand 122 states. [2020-07-17 21:23:00,476 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 122 states. [2020-07-17 21:23:00,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:00,492 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-17 21:23:00,492 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-17 21:23:00,498 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:00,498 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:00,501 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 149 states. [2020-07-17 21:23:00,501 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 149 states. [2020-07-17 21:23:00,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:00,518 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-17 21:23:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-17 21:23:00,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:00,519 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:00,519 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:00,520 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-07-17 21:23:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 144 transitions. [2020-07-17 21:23:00,527 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 144 transitions. Word has length 53 [2020-07-17 21:23:00,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:00,530 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 144 transitions. [2020-07-17 21:23:00,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:23:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 144 transitions. [2020-07-17 21:23:00,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:23:00,536 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:00,537 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:00,537 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:23:00,537 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:00,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:00,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1063304095, now seen corresponding path program 1 times [2020-07-17 21:23:00,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:00,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769567636] [2020-07-17 21:23:00,538 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:00,988 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,088 INFO L280 TraceCheckUtils]: 0: Hoare triple {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {1994#(= 1 ~systemActive~0)} assume true; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,092 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1994#(= 1 ~systemActive~0)} {1989#true} #540#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,096 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #438#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,100 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,101 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #440#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,124 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:23:01,125 INFO L280 TraceCheckUtils]: 1: Hoare triple {2017#(= 1 |valid_product_#res|)} assume true; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:23:01,126 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2017#(= 1 |valid_product_#res|)} {1994#(= 1 ~systemActive~0)} #442#return; {2002#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-17 21:23:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,131 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,132 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {2004#(not (= 0 ~systemActive~0))} #444#return; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,165 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1989#true} is VALID [2020-07-17 21:23:01,165 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,166 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #532#return; {1990#false} is VALID [2020-07-17 21:23:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,175 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1989#true} is VALID [2020-07-17 21:23:01,175 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,176 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #534#return; {1990#false} is VALID [2020-07-17 21:23:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:01,179 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1989#true} is VALID [2020-07-17 21:23:01,180 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,180 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #536#return; {1990#false} is VALID [2020-07-17 21:23:01,185 INFO L263 TraceCheckUtils]: 0: Hoare triple {1989#true} call ULTIMATE.init(); {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:23:01,192 INFO L280 TraceCheckUtils]: 1: Hoare triple {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,193 INFO L280 TraceCheckUtils]: 2: Hoare triple {1994#(= 1 ~systemActive~0)} assume true; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,193 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1994#(= 1 ~systemActive~0)} {1989#true} #540#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,194 INFO L263 TraceCheckUtils]: 4: Hoare triple {1994#(= 1 ~systemActive~0)} call #t~ret75 := main(); {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,195 INFO L280 TraceCheckUtils]: 5: Hoare triple {1994#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,195 INFO L263 TraceCheckUtils]: 6: Hoare triple {1994#(= 1 ~systemActive~0)} call select_helpers(); {1989#true} is VALID [2020-07-17 21:23:01,195 INFO L280 TraceCheckUtils]: 7: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,199 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #438#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,200 INFO L263 TraceCheckUtils]: 9: Hoare triple {1994#(= 1 ~systemActive~0)} call select_features(); {1989#true} is VALID [2020-07-17 21:23:01,200 INFO L280 TraceCheckUtils]: 10: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,205 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #440#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:23:01,205 INFO L263 TraceCheckUtils]: 12: Hoare triple {1994#(= 1 ~systemActive~0)} call #t~ret74 := valid_product(); {1989#true} is VALID [2020-07-17 21:23:01,206 INFO L280 TraceCheckUtils]: 13: Hoare triple {1989#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:23:01,206 INFO L280 TraceCheckUtils]: 14: Hoare triple {2017#(= 1 |valid_product_#res|)} assume true; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:23:01,207 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2017#(= 1 |valid_product_#res|)} {1994#(= 1 ~systemActive~0)} #442#return; {2002#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-17 21:23:01,208 INFO L280 TraceCheckUtils]: 16: Hoare triple {2002#(= |main_#t~ret74| ~systemActive~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {2003#(= main_~tmp~9 ~systemActive~0)} is VALID [2020-07-17 21:23:01,209 INFO L280 TraceCheckUtils]: 17: Hoare triple {2003#(= main_~tmp~9 ~systemActive~0)} assume 0 != ~tmp~9; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,209 INFO L263 TraceCheckUtils]: 18: Hoare triple {2004#(not (= 0 ~systemActive~0))} call setup(); {1989#true} is VALID [2020-07-17 21:23:01,209 INFO L280 TraceCheckUtils]: 19: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,210 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1989#true} {2004#(not (= 0 ~systemActive~0))} #444#return; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,211 INFO L263 TraceCheckUtils]: 21: Hoare triple {2004#(not (= 0 ~systemActive~0))} call runTest(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,211 INFO L263 TraceCheckUtils]: 22: Hoare triple {2004#(not (= 0 ~systemActive~0))} call test(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,212 INFO L280 TraceCheckUtils]: 23: Hoare triple {2004#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,216 INFO L280 TraceCheckUtils]: 24: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !false; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,216 INFO L280 TraceCheckUtils]: 25: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,217 INFO L280 TraceCheckUtils]: 26: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,217 INFO L280 TraceCheckUtils]: 27: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,217 INFO L280 TraceCheckUtils]: 28: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,218 INFO L280 TraceCheckUtils]: 29: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,218 INFO L280 TraceCheckUtils]: 30: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,219 INFO L280 TraceCheckUtils]: 31: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,219 INFO L263 TraceCheckUtils]: 32: Hoare triple {2004#(not (= 0 ~systemActive~0))} call timeShift(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,220 INFO L280 TraceCheckUtils]: 33: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:23:01,220 INFO L280 TraceCheckUtils]: 34: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1990#false} is VALID [2020-07-17 21:23:01,220 INFO L263 TraceCheckUtils]: 35: Hoare triple {1990#false} call __utac_acc__Specification3_spec__1(); {1990#false} is VALID [2020-07-17 21:23:01,221 INFO L280 TraceCheckUtils]: 36: Hoare triple {1990#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1990#false} is VALID [2020-07-17 21:23:01,221 INFO L263 TraceCheckUtils]: 37: Hoare triple {1990#false} call #t~ret70 := isMethaneLevelCritical(); {1989#true} is VALID [2020-07-17 21:23:01,221 INFO L280 TraceCheckUtils]: 38: Hoare triple {1989#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1989#true} is VALID [2020-07-17 21:23:01,221 INFO L280 TraceCheckUtils]: 39: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,221 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1989#true} {1990#false} #532#return; {1990#false} is VALID [2020-07-17 21:23:01,221 INFO L280 TraceCheckUtils]: 41: Hoare triple {1990#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {1990#false} is VALID [2020-07-17 21:23:01,222 INFO L280 TraceCheckUtils]: 42: Hoare triple {1990#false} assume !(0 != ~tmp~8); {1990#false} is VALID [2020-07-17 21:23:01,222 INFO L263 TraceCheckUtils]: 43: Hoare triple {1990#false} call #t~ret71 := getWaterLevel(); {1989#true} is VALID [2020-07-17 21:23:01,222 INFO L280 TraceCheckUtils]: 44: Hoare triple {1989#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1989#true} is VALID [2020-07-17 21:23:01,222 INFO L280 TraceCheckUtils]: 45: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,222 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1989#true} {1990#false} #534#return; {1990#false} is VALID [2020-07-17 21:23:01,222 INFO L280 TraceCheckUtils]: 47: Hoare triple {1990#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1990#false} is VALID [2020-07-17 21:23:01,223 INFO L280 TraceCheckUtils]: 48: Hoare triple {1990#false} assume 2 == ~tmp___0~2; {1990#false} is VALID [2020-07-17 21:23:01,223 INFO L263 TraceCheckUtils]: 49: Hoare triple {1990#false} call #t~ret72 := isPumpRunning(); {1989#true} is VALID [2020-07-17 21:23:01,223 INFO L280 TraceCheckUtils]: 50: Hoare triple {1989#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1989#true} is VALID [2020-07-17 21:23:01,223 INFO L280 TraceCheckUtils]: 51: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-17 21:23:01,223 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1989#true} {1990#false} #536#return; {1990#false} is VALID [2020-07-17 21:23:01,224 INFO L280 TraceCheckUtils]: 53: Hoare triple {1990#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1990#false} is VALID [2020-07-17 21:23:01,224 INFO L280 TraceCheckUtils]: 54: Hoare triple {1990#false} assume !(0 != ~tmp___1~1); {1990#false} is VALID [2020-07-17 21:23:01,224 INFO L263 TraceCheckUtils]: 55: Hoare triple {1990#false} call __automaton_fail(); {1990#false} is VALID [2020-07-17 21:23:01,224 INFO L280 TraceCheckUtils]: 56: Hoare triple {1990#false} assume !false; {1990#false} is VALID [2020-07-17 21:23:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:01,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769567636] [2020-07-17 21:23:01,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:01,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:23:01,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593604125] [2020-07-17 21:23:01,234 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:23:01,235 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:01,235 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:23:01,308 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:01,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:23:01,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:01,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:23:01,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:23:01,309 INFO L87 Difference]: Start difference. First operand 122 states and 144 transitions. Second operand 8 states. [2020-07-17 21:23:02,096 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:03,022 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:03,476 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:03,795 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:07,408 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:23:19,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:19,018 INFO L93 Difference]: Finished difference Result 424 states and 531 transitions. [2020-07-17 21:23:19,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:23:19,019 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:23:19,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:19,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-17 21:23:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-17 21:23:19,045 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 531 transitions. [2020-07-17 21:23:21,201 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 531 edges. 531 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:21,217 INFO L225 Difference]: With dead ends: 424 [2020-07-17 21:23:21,217 INFO L226 Difference]: Without dead ends: 326 [2020-07-17 21:23:21,218 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:23:21,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-07-17 21:23:24,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 268. [2020-07-17 21:23:24,115 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:24,115 INFO L82 GeneralOperation]: Start isEquivalent. First operand 326 states. Second operand 268 states. [2020-07-17 21:23:24,115 INFO L74 IsIncluded]: Start isIncluded. First operand 326 states. Second operand 268 states. [2020-07-17 21:23:24,115 INFO L87 Difference]: Start difference. First operand 326 states. Second operand 268 states. [2020-07-17 21:23:24,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:24,134 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-17 21:23:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-17 21:23:24,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:24,136 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:24,136 INFO L74 IsIncluded]: Start isIncluded. First operand 268 states. Second operand 326 states. [2020-07-17 21:23:24,137 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 326 states. [2020-07-17 21:23:24,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:24,156 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-17 21:23:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-17 21:23:24,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:24,158 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:24,159 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:24,159 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:24,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-07-17 21:23:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 327 transitions. [2020-07-17 21:23:24,174 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 327 transitions. Word has length 57 [2020-07-17 21:23:24,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:24,174 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 327 transitions. [2020-07-17 21:23:24,174 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:23:24,175 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 327 transitions. [2020-07-17 21:23:24,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:23:24,176 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:24,176 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:24,176 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:23:24,177 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:24,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:24,177 INFO L82 PathProgramCache]: Analyzing trace with hash 248297521, now seen corresponding path program 1 times [2020-07-17 21:23:24,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:24,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199960908] [2020-07-17 21:23:24,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,516 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,585 INFO L280 TraceCheckUtils]: 0: Hoare triple {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,586 INFO L280 TraceCheckUtils]: 1: Hoare triple {3663#(= 1 ~waterLevel~0)} assume true; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,587 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3663#(= 1 ~waterLevel~0)} {3658#true} #540#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,591 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,592 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #438#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,600 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,601 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #440#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,605 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3658#true} is VALID [2020-07-17 21:23:24,605 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,606 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #442#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,609 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,609 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #444#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,635 INFO L280 TraceCheckUtils]: 0: Hoare triple {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3658#true} is VALID [2020-07-17 21:23:24,635 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} ~systemActive~0 := 0; {3658#true} is VALID [2020-07-17 21:23:24,635 INFO L280 TraceCheckUtils]: 2: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,636 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #494#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3658#true} is VALID [2020-07-17 21:23:24,640 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,641 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #532#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:23:24,659 INFO L280 TraceCheckUtils]: 1: Hoare triple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:23:24,660 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} {3663#(= 1 ~waterLevel~0)} #534#return; {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-17 21:23:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:24,663 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3658#true} is VALID [2020-07-17 21:23:24,663 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,664 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3659#false} #536#return; {3659#false} is VALID [2020-07-17 21:23:24,668 INFO L263 TraceCheckUtils]: 0: Hoare triple {3658#true} call ULTIMATE.init(); {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:23:24,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,675 INFO L280 TraceCheckUtils]: 2: Hoare triple {3663#(= 1 ~waterLevel~0)} assume true; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,675 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3663#(= 1 ~waterLevel~0)} {3658#true} #540#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,676 INFO L263 TraceCheckUtils]: 4: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret75 := main(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,677 INFO L280 TraceCheckUtils]: 5: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,677 INFO L263 TraceCheckUtils]: 6: Hoare triple {3663#(= 1 ~waterLevel~0)} call select_helpers(); {3658#true} is VALID [2020-07-17 21:23:24,677 INFO L280 TraceCheckUtils]: 7: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,678 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #438#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,678 INFO L263 TraceCheckUtils]: 9: Hoare triple {3663#(= 1 ~waterLevel~0)} call select_features(); {3658#true} is VALID [2020-07-17 21:23:24,678 INFO L280 TraceCheckUtils]: 10: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,679 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #440#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,679 INFO L263 TraceCheckUtils]: 12: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret74 := valid_product(); {3658#true} is VALID [2020-07-17 21:23:24,680 INFO L280 TraceCheckUtils]: 13: Hoare triple {3658#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3658#true} is VALID [2020-07-17 21:23:24,680 INFO L280 TraceCheckUtils]: 14: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,681 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #442#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,681 INFO L280 TraceCheckUtils]: 16: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,682 INFO L280 TraceCheckUtils]: 17: Hoare triple {3663#(= 1 ~waterLevel~0)} assume 0 != ~tmp~9; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,682 INFO L263 TraceCheckUtils]: 18: Hoare triple {3663#(= 1 ~waterLevel~0)} call setup(); {3658#true} is VALID [2020-07-17 21:23:24,682 INFO L280 TraceCheckUtils]: 19: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,683 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #444#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,684 INFO L263 TraceCheckUtils]: 21: Hoare triple {3663#(= 1 ~waterLevel~0)} call runTest(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,684 INFO L263 TraceCheckUtils]: 22: Hoare triple {3663#(= 1 ~waterLevel~0)} call test(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,685 INFO L280 TraceCheckUtils]: 23: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,685 INFO L280 TraceCheckUtils]: 24: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !false; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,686 INFO L280 TraceCheckUtils]: 25: Hoare triple {3663#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,686 INFO L280 TraceCheckUtils]: 26: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,687 INFO L280 TraceCheckUtils]: 27: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,687 INFO L280 TraceCheckUtils]: 28: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,688 INFO L280 TraceCheckUtils]: 29: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,688 INFO L280 TraceCheckUtils]: 30: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,689 INFO L280 TraceCheckUtils]: 31: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___1~0 := #t~nondet48;havoc #t~nondet48; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,689 INFO L280 TraceCheckUtils]: 32: Hoare triple {3663#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,690 INFO L263 TraceCheckUtils]: 33: Hoare triple {3663#(= 1 ~waterLevel~0)} call stopSystem(); {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:23:24,691 INFO L280 TraceCheckUtils]: 34: Hoare triple {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3658#true} is VALID [2020-07-17 21:23:24,691 INFO L280 TraceCheckUtils]: 35: Hoare triple {3658#true} ~systemActive~0 := 0; {3658#true} is VALID [2020-07-17 21:23:24,691 INFO L280 TraceCheckUtils]: 36: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,692 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #494#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,692 INFO L263 TraceCheckUtils]: 38: Hoare triple {3663#(= 1 ~waterLevel~0)} call timeShift(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,693 INFO L280 TraceCheckUtils]: 39: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,693 INFO L280 TraceCheckUtils]: 40: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,694 INFO L263 TraceCheckUtils]: 41: Hoare triple {3663#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,695 INFO L280 TraceCheckUtils]: 42: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,695 INFO L263 TraceCheckUtils]: 43: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {3658#true} is VALID [2020-07-17 21:23:24,695 INFO L280 TraceCheckUtils]: 44: Hoare triple {3658#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3658#true} is VALID [2020-07-17 21:23:24,695 INFO L280 TraceCheckUtils]: 45: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,696 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #532#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,697 INFO L280 TraceCheckUtils]: 47: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,697 INFO L280 TraceCheckUtils]: 48: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:23:24,698 INFO L263 TraceCheckUtils]: 49: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {3658#true} is VALID [2020-07-17 21:23:24,698 INFO L280 TraceCheckUtils]: 50: Hoare triple {3658#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:23:24,699 INFO L280 TraceCheckUtils]: 51: Hoare triple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:23:24,700 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} {3663#(= 1 ~waterLevel~0)} #534#return; {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-17 21:23:24,700 INFO L280 TraceCheckUtils]: 53: Hoare triple {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3684#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-17 21:23:24,701 INFO L280 TraceCheckUtils]: 54: Hoare triple {3684#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3659#false} is VALID [2020-07-17 21:23:24,701 INFO L263 TraceCheckUtils]: 55: Hoare triple {3659#false} call #t~ret72 := isPumpRunning(); {3658#true} is VALID [2020-07-17 21:23:24,702 INFO L280 TraceCheckUtils]: 56: Hoare triple {3658#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3658#true} is VALID [2020-07-17 21:23:24,702 INFO L280 TraceCheckUtils]: 57: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-17 21:23:24,702 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3658#true} {3659#false} #536#return; {3659#false} is VALID [2020-07-17 21:23:24,702 INFO L280 TraceCheckUtils]: 59: Hoare triple {3659#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {3659#false} is VALID [2020-07-17 21:23:24,702 INFO L280 TraceCheckUtils]: 60: Hoare triple {3659#false} assume !(0 != ~tmp___1~1); {3659#false} is VALID [2020-07-17 21:23:24,703 INFO L263 TraceCheckUtils]: 61: Hoare triple {3659#false} call __automaton_fail(); {3659#false} is VALID [2020-07-17 21:23:24,703 INFO L280 TraceCheckUtils]: 62: Hoare triple {3659#false} assume !false; {3659#false} is VALID [2020-07-17 21:23:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:24,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199960908] [2020-07-17 21:23:24,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:24,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:23:24,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517175468] [2020-07-17 21:23:24,716 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:23:24,717 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:24,717 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:23:24,815 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:24,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:23:24,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:24,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:23:24,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:23:24,816 INFO L87 Difference]: Start difference. First operand 268 states and 327 transitions. Second operand 8 states. [2020-07-17 21:23:25,855 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:34,195 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:35,457 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:36,028 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:36,783 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:42,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:42,128 INFO L93 Difference]: Finished difference Result 824 states and 1085 transitions. [2020-07-17 21:23:42,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:23:42,128 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:23:42,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-17 21:23:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:42,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-17 21:23:42,148 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 492 transitions. [2020-07-17 21:23:43,904 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 492 edges. 492 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:43,940 INFO L225 Difference]: With dead ends: 824 [2020-07-17 21:23:43,940 INFO L226 Difference]: Without dead ends: 580 [2020-07-17 21:23:43,942 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:23:43,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-07-17 21:23:49,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 513. [2020-07-17 21:23:49,184 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:49,184 INFO L82 GeneralOperation]: Start isEquivalent. First operand 580 states. Second operand 513 states. [2020-07-17 21:23:49,184 INFO L74 IsIncluded]: Start isIncluded. First operand 580 states. Second operand 513 states. [2020-07-17 21:23:49,184 INFO L87 Difference]: Start difference. First operand 580 states. Second operand 513 states. [2020-07-17 21:23:49,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:49,216 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-17 21:23:49,216 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-17 21:23:49,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:49,219 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:49,219 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 580 states. [2020-07-17 21:23:49,220 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 580 states. [2020-07-17 21:23:49,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:49,249 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-17 21:23:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-17 21:23:49,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:49,252 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:49,252 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:49,252 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:49,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-17 21:23:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 641 transitions. [2020-07-17 21:23:49,280 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 641 transitions. Word has length 63 [2020-07-17 21:23:49,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:49,280 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 641 transitions. [2020-07-17 21:23:49,280 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:23:49,280 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 641 transitions. [2020-07-17 21:23:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:23:49,283 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:49,283 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:49,283 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:23:49,284 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:49,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:49,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1905140809, now seen corresponding path program 1 times [2020-07-17 21:23:49,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:49,284 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252759395] [2020-07-17 21:23:49,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,597 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:23:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,694 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,699 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6741#true} #540#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,703 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,704 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #438#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,707 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,707 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #440#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6741#true} is VALID [2020-07-17 21:23:49,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,711 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #442#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,716 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #444#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,744 INFO L280 TraceCheckUtils]: 2: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,745 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6746#(= 0 ~pumpRunning~0)} #494#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,760 INFO L280 TraceCheckUtils]: 0: Hoare triple {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6741#true} is VALID [2020-07-17 21:23:49,760 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,760 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #504#return; {6742#false} is VALID [2020-07-17 21:23:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {6741#true} is VALID [2020-07-17 21:23:49,763 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,763 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #532#return; {6742#false} is VALID [2020-07-17 21:23:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,767 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6741#true} is VALID [2020-07-17 21:23:49,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,768 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #534#return; {6742#false} is VALID [2020-07-17 21:23:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:23:49,771 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6741#true} is VALID [2020-07-17 21:23:49,771 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,772 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #536#return; {6742#false} is VALID [2020-07-17 21:23:49,776 INFO L263 TraceCheckUtils]: 0: Hoare triple {6741#true} call ULTIMATE.init(); {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:23:49,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,783 INFO L280 TraceCheckUtils]: 2: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,784 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6741#true} #540#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,785 INFO L263 TraceCheckUtils]: 4: Hoare triple {6746#(= 0 ~pumpRunning~0)} call #t~ret75 := main(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,787 INFO L280 TraceCheckUtils]: 5: Hoare triple {6746#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,788 INFO L263 TraceCheckUtils]: 6: Hoare triple {6746#(= 0 ~pumpRunning~0)} call select_helpers(); {6741#true} is VALID [2020-07-17 21:23:49,788 INFO L280 TraceCheckUtils]: 7: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,788 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #438#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,789 INFO L263 TraceCheckUtils]: 9: Hoare triple {6746#(= 0 ~pumpRunning~0)} call select_features(); {6741#true} is VALID [2020-07-17 21:23:49,789 INFO L280 TraceCheckUtils]: 10: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,789 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #440#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,790 INFO L263 TraceCheckUtils]: 12: Hoare triple {6746#(= 0 ~pumpRunning~0)} call #t~ret74 := valid_product(); {6741#true} is VALID [2020-07-17 21:23:49,790 INFO L280 TraceCheckUtils]: 13: Hoare triple {6741#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6741#true} is VALID [2020-07-17 21:23:49,790 INFO L280 TraceCheckUtils]: 14: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,791 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #442#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,791 INFO L280 TraceCheckUtils]: 16: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,792 INFO L280 TraceCheckUtils]: 17: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~9; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,792 INFO L263 TraceCheckUtils]: 18: Hoare triple {6746#(= 0 ~pumpRunning~0)} call setup(); {6741#true} is VALID [2020-07-17 21:23:49,792 INFO L280 TraceCheckUtils]: 19: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,793 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #444#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,794 INFO L263 TraceCheckUtils]: 21: Hoare triple {6746#(= 0 ~pumpRunning~0)} call runTest(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,794 INFO L263 TraceCheckUtils]: 22: Hoare triple {6746#(= 0 ~pumpRunning~0)} call test(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,795 INFO L280 TraceCheckUtils]: 23: Hoare triple {6746#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,795 INFO L280 TraceCheckUtils]: 24: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !false; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,796 INFO L280 TraceCheckUtils]: 25: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,796 INFO L280 TraceCheckUtils]: 26: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,797 INFO L280 TraceCheckUtils]: 27: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,798 INFO L280 TraceCheckUtils]: 28: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,798 INFO L280 TraceCheckUtils]: 29: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,799 INFO L280 TraceCheckUtils]: 30: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,799 INFO L280 TraceCheckUtils]: 31: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___1~0 := #t~nondet48;havoc #t~nondet48; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,800 INFO L280 TraceCheckUtils]: 32: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,801 INFO L263 TraceCheckUtils]: 33: Hoare triple {6746#(= 0 ~pumpRunning~0)} call stopSystem(); {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:23:49,801 INFO L280 TraceCheckUtils]: 34: Hoare triple {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,802 INFO L280 TraceCheckUtils]: 35: Hoare triple {6746#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,802 INFO L280 TraceCheckUtils]: 36: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,803 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6746#(= 0 ~pumpRunning~0)} #494#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,804 INFO L263 TraceCheckUtils]: 38: Hoare triple {6746#(= 0 ~pumpRunning~0)} call timeShift(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:23:49,804 INFO L280 TraceCheckUtils]: 39: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6742#false} is VALID [2020-07-17 21:23:49,805 INFO L263 TraceCheckUtils]: 40: Hoare triple {6742#false} call lowerWaterLevel(); {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:23:49,805 INFO L280 TraceCheckUtils]: 41: Hoare triple {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6741#true} is VALID [2020-07-17 21:23:49,805 INFO L280 TraceCheckUtils]: 42: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,805 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6741#true} {6742#false} #504#return; {6742#false} is VALID [2020-07-17 21:23:49,806 INFO L280 TraceCheckUtils]: 44: Hoare triple {6742#false} assume !(0 != ~systemActive~0); {6742#false} is VALID [2020-07-17 21:23:49,806 INFO L263 TraceCheckUtils]: 45: Hoare triple {6742#false} call __utac_acc__Specification3_spec__1(); {6742#false} is VALID [2020-07-17 21:23:49,806 INFO L280 TraceCheckUtils]: 46: Hoare triple {6742#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {6742#false} is VALID [2020-07-17 21:23:49,806 INFO L263 TraceCheckUtils]: 47: Hoare triple {6742#false} call #t~ret70 := isMethaneLevelCritical(); {6741#true} is VALID [2020-07-17 21:23:49,806 INFO L280 TraceCheckUtils]: 48: Hoare triple {6741#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {6741#true} is VALID [2020-07-17 21:23:49,807 INFO L280 TraceCheckUtils]: 49: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,807 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6741#true} {6742#false} #532#return; {6742#false} is VALID [2020-07-17 21:23:49,807 INFO L280 TraceCheckUtils]: 51: Hoare triple {6742#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {6742#false} is VALID [2020-07-17 21:23:49,807 INFO L280 TraceCheckUtils]: 52: Hoare triple {6742#false} assume !(0 != ~tmp~8); {6742#false} is VALID [2020-07-17 21:23:49,807 INFO L263 TraceCheckUtils]: 53: Hoare triple {6742#false} call #t~ret71 := getWaterLevel(); {6741#true} is VALID [2020-07-17 21:23:49,808 INFO L280 TraceCheckUtils]: 54: Hoare triple {6741#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6741#true} is VALID [2020-07-17 21:23:49,808 INFO L280 TraceCheckUtils]: 55: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,808 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6741#true} {6742#false} #534#return; {6742#false} is VALID [2020-07-17 21:23:49,808 INFO L280 TraceCheckUtils]: 57: Hoare triple {6742#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {6742#false} is VALID [2020-07-17 21:23:49,808 INFO L280 TraceCheckUtils]: 58: Hoare triple {6742#false} assume 2 == ~tmp___0~2; {6742#false} is VALID [2020-07-17 21:23:49,809 INFO L263 TraceCheckUtils]: 59: Hoare triple {6742#false} call #t~ret72 := isPumpRunning(); {6741#true} is VALID [2020-07-17 21:23:49,809 INFO L280 TraceCheckUtils]: 60: Hoare triple {6741#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6741#true} is VALID [2020-07-17 21:23:49,809 INFO L280 TraceCheckUtils]: 61: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-17 21:23:49,809 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6741#true} {6742#false} #536#return; {6742#false} is VALID [2020-07-17 21:23:49,809 INFO L280 TraceCheckUtils]: 63: Hoare triple {6742#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {6742#false} is VALID [2020-07-17 21:23:49,810 INFO L280 TraceCheckUtils]: 64: Hoare triple {6742#false} assume !(0 != ~tmp___1~1); {6742#false} is VALID [2020-07-17 21:23:49,810 INFO L263 TraceCheckUtils]: 65: Hoare triple {6742#false} call __automaton_fail(); {6742#false} is VALID [2020-07-17 21:23:49,810 INFO L280 TraceCheckUtils]: 66: Hoare triple {6742#false} assume !false; {6742#false} is VALID [2020-07-17 21:23:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:23:49,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252759395] [2020-07-17 21:23:49,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:23:49,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:23:49,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79946112] [2020-07-17 21:23:49,819 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:23:49,820 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:23:49,820 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:23:49,906 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:49,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:23:49,907 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:23:49,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:23:49,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:23:49,907 INFO L87 Difference]: Start difference. First operand 513 states and 641 transitions. Second operand 6 states. [2020-07-17 21:23:50,513 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:56,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:56,620 INFO L93 Difference]: Finished difference Result 845 states and 1092 transitions. [2020-07-17 21:23:56,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:23:56,621 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:23:56,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:23:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 321 transitions. [2020-07-17 21:23:56,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:23:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 321 transitions. [2020-07-17 21:23:56,636 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 321 transitions. [2020-07-17 21:23:57,513 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 321 edges. 321 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:57,529 INFO L225 Difference]: With dead ends: 845 [2020-07-17 21:23:57,529 INFO L226 Difference]: Without dead ends: 356 [2020-07-17 21:23:57,531 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-17 21:23:57,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-07-17 21:24:00,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 335. [2020-07-17 21:24:00,716 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:00,716 INFO L82 GeneralOperation]: Start isEquivalent. First operand 356 states. Second operand 335 states. [2020-07-17 21:24:00,716 INFO L74 IsIncluded]: Start isIncluded. First operand 356 states. Second operand 335 states. [2020-07-17 21:24:00,716 INFO L87 Difference]: Start difference. First operand 356 states. Second operand 335 states. [2020-07-17 21:24:00,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:00,729 INFO L93 Difference]: Finished difference Result 356 states and 419 transitions. [2020-07-17 21:24:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2020-07-17 21:24:00,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:00,731 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:00,731 INFO L74 IsIncluded]: Start isIncluded. First operand 335 states. Second operand 356 states. [2020-07-17 21:24:00,731 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 356 states. [2020-07-17 21:24:00,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:00,743 INFO L93 Difference]: Finished difference Result 356 states and 419 transitions. [2020-07-17 21:24:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2020-07-17 21:24:00,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:00,745 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:00,745 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:00,745 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:00,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-07-17 21:24:00,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 386 transitions. [2020-07-17 21:24:00,756 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 386 transitions. Word has length 67 [2020-07-17 21:24:00,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:00,757 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 386 transitions. [2020-07-17 21:24:00,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:24:00,757 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 386 transitions. [2020-07-17 21:24:00,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:24:00,758 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:00,759 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:24:00,759 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:24:00,759 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:00,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:00,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1719041065, now seen corresponding path program 1 times [2020-07-17 21:24:00,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:00,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029408987] [2020-07-17 21:24:00,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:24:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:24:01,026 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:24:01,026 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:24:01,027 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryENTRY has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:24:01,234 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:24:01,235 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:24:01,236 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:24:01,237 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:24:01,238 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:24:01,239 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:24:01,239 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:24:01,239 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-17 21:24:01,239 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-17 21:24:01,239 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-17 21:24:01,239 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-17 21:24:01,240 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:24:01,241 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: L710 has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: L710 has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:24:01,242 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:24:01,243 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:24:01,244 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:24:01,245 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L946-1 has no Hoare annotation [2020-07-17 21:24:01,246 WARN L170 areAnnotationChecker]: L946-1 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:24:01,247 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L732-2 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L947 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L947 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L478-1 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: L710-1 has no Hoare annotation [2020-07-17 21:24:01,248 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L653 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L653 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L640-1 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-17 21:24:01,249 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: L432-1 has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:24:01,250 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: L685-1 has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:24:01,251 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: L875-1 has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-17 21:24:01,252 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-17 21:24:01,253 WARN L170 areAnnotationChecker]: L948 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L627-1 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-17 21:24:01,254 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: L950-1 has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: L666-1 has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: L653-1 has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: L526 has no Hoare annotation [2020-07-17 21:24:01,255 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L298-1 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-17 21:24:01,256 WARN L170 areAnnotationChecker]: L544-1 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L809-1 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L910 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L910 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L534-1 has no Hoare annotation [2020-07-17 21:24:01,257 WARN L170 areAnnotationChecker]: L811-1 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L228-1 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L285-1 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L950 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L950 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L907 has no Hoare annotation [2020-07-17 21:24:01,258 WARN L170 areAnnotationChecker]: L907 has no Hoare annotation [2020-07-17 21:24:01,259 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-17 21:24:01,259 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-17 21:24:01,259 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-17 21:24:01,259 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-17 21:24:01,259 WARN L170 areAnnotationChecker]: L770-2 has no Hoare annotation [2020-07-17 21:24:01,259 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:24:01,260 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:24:01,262 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,263 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-17 21:24:01,264 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L380-1 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L396-1 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-17 21:24:01,265 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-17 21:24:01,266 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L755-1 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L385 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-17 21:24:01,267 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-17 21:24:01,268 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-17 21:24:01,269 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L366 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-17 21:24:01,270 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: L883-1 has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: L883-1 has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:24:01,271 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-17 21:24:01,272 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-17 21:24:01,272 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:24:01,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:24:01 BoogieIcfgContainer [2020-07-17 21:24:01,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:24:01,282 INFO L168 Benchmark]: Toolchain (without parser) took 79857.47 ms. Allocated memory was 138.4 MB in the beginning and 848.3 MB in the end (delta: 709.9 MB). Free memory was 102.1 MB in the beginning and 492.3 MB in the end (delta: -390.2 MB). Peak memory consumption was 319.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:01,284 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 21:24:01,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.91 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 168.3 MB in the end (delta: -66.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:01,290 INFO L168 Benchmark]: Boogie Preprocessor took 108.19 ms. Allocated memory is still 202.9 MB. Free memory was 168.3 MB in the beginning and 162.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:01,291 INFO L168 Benchmark]: RCFGBuilder took 1674.30 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 89.1 MB in the end (delta: 73.7 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:01,291 INFO L168 Benchmark]: TraceAbstraction took 77384.75 ms. Allocated memory was 235.4 MB in the beginning and 848.3 MB in the end (delta: 612.9 MB). Free memory was 87.7 MB in the beginning and 492.3 MB in the end (delta: -404.6 MB). Peak memory consumption was 208.3 MB. Max. memory is 7.1 GB. [2020-07-17 21:24:01,298 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 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.91 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 168.3 MB in the end (delta: -66.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.19 ms. Allocated memory is still 202.9 MB. Free memory was 168.3 MB in the beginning and 162.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1674.30 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 89.1 MB in the end (delta: 73.7 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 77384.75 ms. Allocated memory was 235.4 MB in the beginning and 848.3 MB in the end (delta: 612.9 MB). Free memory was 87.7 MB in the beginning and 492.3 MB in the end (delta: -404.6 MB). Peak memory consumption was 208.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L314] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L585] int pumpRunning = 0; [L586] int systemActive = 1; [L868] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=164, \old(head)=176, \old(methaneLevelCritical)=141, \old(pumpRunning)=129, \old(systemActive)=128, \old(waterLevel)=136, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L941] int retValue_acc ; [L942] 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] [L946] 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] [L947] 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] [L948] 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] [L859] int retValue_acc ; [L862] retValue_acc = 1 [L863] 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] [L948] 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] [L948] tmp = valid_product() [L950] 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] [L952] 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] [L953] 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] [L935] 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] [L515] int splverifierCounter ; [L516] int tmp ; [L517] int tmp___0 ; [L518] int tmp___1 ; [L519] int tmp___2 ; [L522] 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] [L524] 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] [L526] 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] [L532] tmp = __VERIFIER_nondet_int() [L534] 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] [L536] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L536] 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] [L542] tmp___0 = __VERIFIER_nondet_int() [L544] 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] [L552] tmp___2 = __VERIFIER_nondet_int() [L554] COND FALSE !(\read(tmp___2)) [L558] tmp___1 = __VERIFIER_nondet_int() [L560] 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] [L562] 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] [L784] 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] [L791] 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] [L562] 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] [L569] 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] [L593] 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] [L600] 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] [L608] 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] [L797] int tmp ; [L798] int tmp___0 ; [L799] 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] [L803] 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] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L803] 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] [L803] tmp = isMethaneLevelCritical() [L805] 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] [L809] 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] [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L809] 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] [L809] tmp___0 = getWaterLevel() [L811] 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] [L813] 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] [L717] int retValue_acc ; [L720] retValue_acc = pumpRunning [L721] 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] [L813] 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] [L813] tmp___1 = isPumpRunning() [L815] 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] [L819] 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] [L140] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 77.0s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 58.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 557 SDtfs, 956 SDslu, 368 SDs, 0 SdLazy, 2034 SolverSat, 611 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=513occurred 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: 14.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 207 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...