java -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_spec1_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:04:27,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:04:27,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:04:27,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:04:27,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:04:27,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:04:27,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:04:27,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:04:27,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:04:27,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:04:27,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:04:27,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:04:27,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:04:27,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:04:27,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:04:27,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:04:27,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:04:27,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:04:27,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:04:27,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:04:27,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:04:27,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:04:27,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:04:27,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:04:27,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:04:27,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:04:27,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:04:27,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:04:27,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:04:27,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:04:27,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:04:27,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:04:27,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:04:27,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:04:27,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:04:27,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:04:27,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:04:27,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:04:27,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:04:27,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:04:27,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:04:27,460 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 [2019-09-20 13:04:27,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:04:27,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:04:27,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:04:27,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:04:27,476 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:04:27,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:04:27,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:04:27,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:04:27,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:04:27,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:04:27,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:04:27,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:04:27,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:04:27,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:04:27,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:04:27,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:04:27,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:04:27,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:04:27,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:04:27,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:04:27,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:04:27,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:04:27,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:04:27,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:04:27,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:04:27,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:04:27,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:04:27,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:04:27,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:04:27,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:04:27,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:04:27,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:04:27,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:04:27,533 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:04:27,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-20 13:04:27,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca6cadc7/1cf5214389854e55b7821320bc45de6f/FLAG54efbdc44 [2019-09-20 13:04:28,145 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:04:28,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-20 13:04:28,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca6cadc7/1cf5214389854e55b7821320bc45de6f/FLAG54efbdc44 [2019-09-20 13:04:28,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca6cadc7/1cf5214389854e55b7821320bc45de6f [2019-09-20 13:04:28,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:04:28,448 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:04:28,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:04:28,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:04:28,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:04:28,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:04:28" (1/1) ... [2019-09-20 13:04:28,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62df7d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:28, skipping insertion in model container [2019-09-20 13:04:28,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:04:28" (1/1) ... [2019-09-20 13:04:28,468 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:04:28,542 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:04:29,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:04:29,038 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:04:29,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:04:29,189 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:04:29,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29 WrapperNode [2019-09-20 13:04:29,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:04:29,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:04:29,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:04:29,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:04:29,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (1/1) ... [2019-09-20 13:04:29,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:04:29,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:04:29,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:04:29,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:04:29,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (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 [2019-09-20 13:04:29,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:04:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:04:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:04:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:04:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:04:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:04:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:04:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:04:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 13:04:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:04:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:04:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:04:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:04:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:04:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:04:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:04:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:04:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:04:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:04:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:04:29,346 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:04:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:04:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:04:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 13:04:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:04:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 13:04:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:04:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:04:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:04:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:04:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:04:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:04:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:04:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 13:04:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 13:04:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:04:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:04:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:04:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:04:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:04:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:04:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:04:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:04:29,351 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:04:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:04:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:04:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:04:29,351 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:04:29,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 13:04:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:04:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:04:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:04:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:04:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:04:29,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:04:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:04:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:04:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:04:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:04:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:04:29,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:04:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:04:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:04:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:04:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:04:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:04:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:04:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:04:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:04:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:04:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:04:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:04:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:04:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:04:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:04:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:04:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:04:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:04:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:04:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:04:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:04:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:04:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 13:04:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 13:04:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:04:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:04:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:04:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:04:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:04:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 13:04:29,359 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:04:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 13:04:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:04:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:04:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:04:29,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:04:30,570 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:04:30,571 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:04:30,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:04:30 BoogieIcfgContainer [2019-09-20 13:04:30,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:04:30,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:04:30,577 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:04:30,580 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:04:30,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:04:28" (1/3) ... [2019-09-20 13:04:30,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467f0de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:04:30, skipping insertion in model container [2019-09-20 13:04:30,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:29" (2/3) ... [2019-09-20 13:04:30,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467f0de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:04:30, skipping insertion in model container [2019-09-20 13:04:30,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:04:30" (3/3) ... [2019-09-20 13:04:30,587 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2019-09-20 13:04:30,597 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:04:30,610 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:04:30,628 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:04:30,664 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:04:30,665 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:04:30,665 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:04:30,665 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:04:30,665 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:04:30,665 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:04:30,666 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:04:30,666 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:04:30,666 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:04:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2019-09-20 13:04:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-20 13:04:30,700 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:30,702 INFO L407 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] [2019-09-20 13:04:30,704 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:30,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:30,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1495966497, now seen corresponding path program 1 times [2019-09-20 13:04:30,713 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:30,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:30,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:30,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:30,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:31,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:31,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:31,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:04:31,139 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:04:31,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:04:31,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:04:31,158 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 2 states. [2019-09-20 13:04:31,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:31,210 INFO L93 Difference]: Finished difference Result 320 states and 399 transitions. [2019-09-20 13:04:31,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:04:31,212 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-20 13:04:31,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:31,239 INFO L225 Difference]: With dead ends: 320 [2019-09-20 13:04:31,239 INFO L226 Difference]: Without dead ends: 160 [2019-09-20 13:04:31,251 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:04:31,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-09-20 13:04:31,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2019-09-20 13:04:31,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-09-20 13:04:31,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 191 transitions. [2019-09-20 13:04:31,385 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 191 transitions. Word has length 46 [2019-09-20 13:04:31,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:31,386 INFO L475 AbstractCegarLoop]: Abstraction has 160 states and 191 transitions. [2019-09-20 13:04:31,386 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:04:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2019-09-20 13:04:31,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-20 13:04:31,394 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:31,395 INFO L407 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] [2019-09-20 13:04:31,395 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:31,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:31,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1681348133, now seen corresponding path program 1 times [2019-09-20 13:04:31,396 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:31,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:31,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:31,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:31,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:31,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:31,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:04:31,579 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:04:31,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:04:31,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:04:31,580 INFO L87 Difference]: Start difference. First operand 160 states and 191 transitions. Second operand 3 states. [2019-09-20 13:04:31,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:31,631 INFO L93 Difference]: Finished difference Result 259 states and 309 transitions. [2019-09-20 13:04:31,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:04:31,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-20 13:04:31,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:31,637 INFO L225 Difference]: With dead ends: 259 [2019-09-20 13:04:31,637 INFO L226 Difference]: Without dead ends: 151 [2019-09-20 13:04:31,642 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:04:31,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-09-20 13:04:31,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2019-09-20 13:04:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-09-20 13:04:31,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 179 transitions. [2019-09-20 13:04:31,675 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 179 transitions. Word has length 47 [2019-09-20 13:04:31,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:31,676 INFO L475 AbstractCegarLoop]: Abstraction has 151 states and 179 transitions. [2019-09-20 13:04:31,676 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:04:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2019-09-20 13:04:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:04:31,680 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:31,680 INFO L407 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] [2019-09-20 13:04:31,680 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:31,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:31,681 INFO L82 PathProgramCache]: Analyzing trace with hash 833077427, now seen corresponding path program 1 times [2019-09-20 13:04:31,681 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:31,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:31,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:31,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:31,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:31,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:31,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:31,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:04:31,821 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:04:31,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:04:31,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:04:31,822 INFO L87 Difference]: Start difference. First operand 151 states and 179 transitions. Second operand 7 states. [2019-09-20 13:04:32,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:32,479 INFO L93 Difference]: Finished difference Result 455 states and 557 transitions. [2019-09-20 13:04:32,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:04:32,480 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-09-20 13:04:32,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:32,484 INFO L225 Difference]: With dead ends: 455 [2019-09-20 13:04:32,484 INFO L226 Difference]: Without dead ends: 328 [2019-09-20 13:04:32,485 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:04:32,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2019-09-20 13:04:32,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 316. [2019-09-20 13:04:32,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2019-09-20 13:04:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 386 transitions. [2019-09-20 13:04:32,521 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 386 transitions. Word has length 52 [2019-09-20 13:04:32,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:32,522 INFO L475 AbstractCegarLoop]: Abstraction has 316 states and 386 transitions. [2019-09-20 13:04:32,522 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:04:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 386 transitions. [2019-09-20 13:04:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-20 13:04:32,525 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:32,525 INFO L407 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] [2019-09-20 13:04:32,526 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:32,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:32,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1106348516, now seen corresponding path program 1 times [2019-09-20 13:04:32,526 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:32,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:32,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:32,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:32,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:32,690 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:32,691 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:04:32,692 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:04:32,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:04:32,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:04:32,693 INFO L87 Difference]: Start difference. First operand 316 states and 386 transitions. Second operand 6 states. [2019-09-20 13:04:32,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:32,961 INFO L93 Difference]: Finished difference Result 885 states and 1106 transitions. [2019-09-20 13:04:32,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:04:32,962 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-09-20 13:04:32,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:32,969 INFO L225 Difference]: With dead ends: 885 [2019-09-20 13:04:32,969 INFO L226 Difference]: Without dead ends: 593 [2019-09-20 13:04:32,971 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:04:32,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2019-09-20 13:04:33,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 587. [2019-09-20 13:04:33,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2019-09-20 13:04:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 722 transitions. [2019-09-20 13:04:33,044 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 722 transitions. Word has length 57 [2019-09-20 13:04:33,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:33,048 INFO L475 AbstractCegarLoop]: Abstraction has 587 states and 722 transitions. [2019-09-20 13:04:33,048 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:04:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 722 transitions. [2019-09-20 13:04:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-09-20 13:04:33,053 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:33,053 INFO L407 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] [2019-09-20 13:04:33,053 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:33,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:33,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1073775336, now seen corresponding path program 1 times [2019-09-20 13:04:33,054 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:33,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:33,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:33,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:33,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:33,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:33,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:04:33,163 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:04:33,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:04:33,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:04:33,164 INFO L87 Difference]: Start difference. First operand 587 states and 722 transitions. Second operand 7 states. [2019-09-20 13:04:33,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:33,998 INFO L93 Difference]: Finished difference Result 1538 states and 2007 transitions. [2019-09-20 13:04:33,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:04:33,998 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-09-20 13:04:33,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:34,005 INFO L225 Difference]: With dead ends: 1538 [2019-09-20 13:04:34,005 INFO L226 Difference]: Without dead ends: 975 [2019-09-20 13:04:34,008 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:04:34,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2019-09-20 13:04:34,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 877. [2019-09-20 13:04:34,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2019-09-20 13:04:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1063 transitions. [2019-09-20 13:04:34,072 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1063 transitions. Word has length 61 [2019-09-20 13:04:34,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:34,073 INFO L475 AbstractCegarLoop]: Abstraction has 877 states and 1063 transitions. [2019-09-20 13:04:34,073 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:04:34,073 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1063 transitions. [2019-09-20 13:04:34,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-20 13:04:34,076 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:34,076 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:04:34,077 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:34,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:34,077 INFO L82 PathProgramCache]: Analyzing trace with hash 2112269386, now seen corresponding path program 1 times [2019-09-20 13:04:34,077 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:34,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:34,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:34,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:34,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:04:34,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:34,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:04:34,167 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:04:34,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:04:34,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:04:34,168 INFO L87 Difference]: Start difference. First operand 877 states and 1063 transitions. Second operand 6 states. [2019-09-20 13:04:34,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:34,229 INFO L93 Difference]: Finished difference Result 1758 states and 2206 transitions. [2019-09-20 13:04:34,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:04:34,230 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2019-09-20 13:04:34,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:34,236 INFO L225 Difference]: With dead ends: 1758 [2019-09-20 13:04:34,236 INFO L226 Difference]: Without dead ends: 905 [2019-09-20 13:04:34,239 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:04:34,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2019-09-20 13:04:34,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 897. [2019-09-20 13:04:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 897 states. [2019-09-20 13:04:34,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1083 transitions. [2019-09-20 13:04:34,294 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1083 transitions. Word has length 104 [2019-09-20 13:04:34,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:34,294 INFO L475 AbstractCegarLoop]: Abstraction has 897 states and 1083 transitions. [2019-09-20 13:04:34,294 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:04:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1083 transitions. [2019-09-20 13:04:34,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-20 13:04:34,297 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:34,297 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:04:34,298 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:34,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:34,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1759181004, now seen corresponding path program 1 times [2019-09-20 13:04:34,298 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:34,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:34,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:34,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:34,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:04:34,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:34,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:04:34,407 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:04:34,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:04:34,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:04:34,408 INFO L87 Difference]: Start difference. First operand 897 states and 1083 transitions. Second operand 8 states. [2019-09-20 13:04:34,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:34,510 INFO L93 Difference]: Finished difference Result 1798 states and 2246 transitions. [2019-09-20 13:04:34,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:04:34,511 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2019-09-20 13:04:34,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:34,516 INFO L225 Difference]: With dead ends: 1798 [2019-09-20 13:04:34,516 INFO L226 Difference]: Without dead ends: 925 [2019-09-20 13:04:34,519 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:04:34,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2019-09-20 13:04:34,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 913. [2019-09-20 13:04:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 913 states. [2019-09-20 13:04:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1099 transitions. [2019-09-20 13:04:34,569 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1099 transitions. Word has length 104 [2019-09-20 13:04:34,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:34,569 INFO L475 AbstractCegarLoop]: Abstraction has 913 states and 1099 transitions. [2019-09-20 13:04:34,569 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:04:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1099 transitions. [2019-09-20 13:04:34,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-20 13:04:34,572 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:34,572 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:04:34,572 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:34,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:34,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1402595699, now seen corresponding path program 1 times [2019-09-20 13:04:34,573 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:34,573 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:34,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:34,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:34,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:04:34,660 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:34,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:04:34,664 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:04:34,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:04:34,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:04:34,665 INFO L87 Difference]: Start difference. First operand 913 states and 1099 transitions. Second operand 4 states. [2019-09-20 13:04:34,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:34,992 INFO L93 Difference]: Finished difference Result 2891 states and 3646 transitions. [2019-09-20 13:04:34,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:04:34,994 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2019-09-20 13:04:34,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:35,007 INFO L225 Difference]: With dead ends: 2891 [2019-09-20 13:04:35,007 INFO L226 Difference]: Without dead ends: 2002 [2019-09-20 13:04:35,013 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:04:35,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2002 states. [2019-09-20 13:04:35,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2002 to 1971. [2019-09-20 13:04:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1971 states. [2019-09-20 13:04:35,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1971 states and 2435 transitions. [2019-09-20 13:04:35,163 INFO L78 Accepts]: Start accepts. Automaton has 1971 states and 2435 transitions. Word has length 104 [2019-09-20 13:04:35,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:35,163 INFO L475 AbstractCegarLoop]: Abstraction has 1971 states and 2435 transitions. [2019-09-20 13:04:35,163 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:04:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2435 transitions. [2019-09-20 13:04:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-20 13:04:35,168 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:35,168 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:04:35,168 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:35,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:35,169 INFO L82 PathProgramCache]: Analyzing trace with hash -859026489, now seen corresponding path program 1 times [2019-09-20 13:04:35,169 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:35,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:35,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:35,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:35,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-20 13:04:35,352 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:04:35,352 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:04:35,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:35,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:04:35,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:04:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:36,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:04:36,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:04:36,015 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:04:36,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:04:36,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:04:36,017 INFO L87 Difference]: Start difference. First operand 1971 states and 2435 transitions. Second operand 19 states. [2019-09-20 13:04:37,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:37,447 INFO L93 Difference]: Finished difference Result 3884 states and 4856 transitions. [2019-09-20 13:04:37,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:04:37,447 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2019-09-20 13:04:37,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:37,460 INFO L225 Difference]: With dead ends: 3884 [2019-09-20 13:04:37,460 INFO L226 Difference]: Without dead ends: 1937 [2019-09-20 13:04:37,469 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:04:37,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2019-09-20 13:04:37,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1937. [2019-09-20 13:04:37,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1937 states. [2019-09-20 13:04:37,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1937 states and 2343 transitions. [2019-09-20 13:04:37,649 INFO L78 Accepts]: Start accepts. Automaton has 1937 states and 2343 transitions. Word has length 108 [2019-09-20 13:04:37,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:37,652 INFO L475 AbstractCegarLoop]: Abstraction has 1937 states and 2343 transitions. [2019-09-20 13:04:37,652 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:04:37,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2343 transitions. [2019-09-20 13:04:37,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-09-20 13:04:37,666 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:37,667 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:04:37,667 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:37,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:37,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1448892427, now seen corresponding path program 1 times [2019-09-20 13:04:37,668 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:37,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:37,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:37,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:37,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:37,825 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-09-20 13:04:37,825 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:04:37,826 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:04:37,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:38,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-20 13:04:38,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:04:38,127 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Stream closed [2019-09-20 13:04:38,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:04:38,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-20 13:04:38,134 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:04:38,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:04:38,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:04:38,135 INFO L87 Difference]: Start difference. First operand 1937 states and 2343 transitions. Second operand 6 states. [2019-09-20 13:04:39,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:39,229 INFO L93 Difference]: Finished difference Result 4413 states and 5625 transitions. [2019-09-20 13:04:39,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-20 13:04:39,230 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 182 [2019-09-20 13:04:39,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:39,250 INFO L225 Difference]: With dead ends: 4413 [2019-09-20 13:04:39,250 INFO L226 Difference]: Without dead ends: 2844 [2019-09-20 13:04:39,256 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:04:39,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2844 states. [2019-09-20 13:04:39,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2844 to 2495. [2019-09-20 13:04:39,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2495 states. [2019-09-20 13:04:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2495 states and 3031 transitions. [2019-09-20 13:04:39,423 INFO L78 Accepts]: Start accepts. Automaton has 2495 states and 3031 transitions. Word has length 182 [2019-09-20 13:04:39,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:39,424 INFO L475 AbstractCegarLoop]: Abstraction has 2495 states and 3031 transitions. [2019-09-20 13:04:39,424 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:04:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3031 transitions. [2019-09-20 13:04:39,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-09-20 13:04:39,432 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:39,432 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:04:39,433 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:39,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:39,433 INFO L82 PathProgramCache]: Analyzing trace with hash 502604241, now seen corresponding path program 1 times [2019-09-20 13:04:39,433 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:39,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:39,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:39,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:39,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-20 13:04:39,593 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:04:39,593 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:04:39,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:39,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:04:39,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:04:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:04:39,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:04:39,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:04:39,970 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:04:39,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:04:39,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:04:39,971 INFO L87 Difference]: Start difference. First operand 2495 states and 3031 transitions. Second operand 19 states. [2019-09-20 13:04:41,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:41,343 INFO L93 Difference]: Finished difference Result 4371 states and 5405 transitions. [2019-09-20 13:04:41,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:04:41,343 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 178 [2019-09-20 13:04:41,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:41,345 INFO L225 Difference]: With dead ends: 4371 [2019-09-20 13:04:41,345 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:04:41,356 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 175 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:04:41,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:04:41,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:04:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:04:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:04:41,358 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2019-09-20 13:04:41,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:41,358 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:04:41,358 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:04:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:04:41,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:04:41,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:04:43,321 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 19 [2019-09-20 13:04:43,515 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 19 [2019-09-20 13:04:43,867 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 23 [2019-09-20 13:04:44,004 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 19 [2019-09-20 13:04:44,339 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 26 [2019-09-20 13:04:44,555 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 20 [2019-09-20 13:04:44,929 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 23 [2019-09-20 13:04:45,126 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 12 [2019-09-20 13:04:45,324 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2019-09-20 13:04:45,851 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 30 [2019-09-20 13:04:46,008 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 18 [2019-09-20 13:04:46,115 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 18 [2019-09-20 13:04:46,221 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 18 [2019-09-20 13:04:46,565 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 18 [2019-09-20 13:04:46,739 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 17 [2019-09-20 13:04:46,849 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2019-09-20 13:04:47,118 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2019-09-20 13:04:47,357 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 23 [2019-09-20 13:04:47,466 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 21 [2019-09-20 13:04:47,673 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 18 [2019-09-20 13:04:47,779 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 18 [2019-09-20 13:04:48,363 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 25 [2019-09-20 13:04:48,535 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 28 [2019-09-20 13:04:48,727 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 29 [2019-09-20 13:04:48,811 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-09-20 13:04:48,811 INFO L443 ceAbstractionStarter]: For program point L192-2(lines 192 213) no Hoare annotation was computed. [2019-09-20 13:04:48,811 INFO L443 ceAbstractionStarter]: For program point L214(lines 191 215) no Hoare annotation was computed. [2019-09-20 13:04:48,811 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 167 222) no Hoare annotation was computed. [2019-09-20 13:04:48,811 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 167 222) no Hoare annotation was computed. [2019-09-20 13:04:48,811 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 167 222) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L255(lines 255 259) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L255-1(lines 255 259) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L249-2(lines 249 274) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 223 282) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L275(lines 248 276) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 223 282) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L268(line 268) no Hoare annotation was computed. [2019-09-20 13:04:48,812 INFO L443 ceAbstractionStarter]: For program point L268-1(line 268) no Hoare annotation was computed. [2019-09-20 13:04:48,813 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 223 282) no Hoare annotation was computed. [2019-09-20 13:04:48,813 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-09-20 13:04:48,813 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-09-20 13:04:48,813 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-09-20 13:04:48,813 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-09-20 13:04:48,813 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-09-20 13:04:48,814 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 558 580) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,814 INFO L439 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,814 INFO L439 ceAbstractionStarter]: At program point L570-1(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,814 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 558 580) no Hoare annotation was computed. [2019-09-20 13:04:48,815 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 575) no Hoare annotation was computed. [2019-09-20 13:04:48,815 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 568 575) no Hoare annotation was computed. [2019-09-20 13:04:48,815 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-09-20 13:04:48,815 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,815 INFO L439 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,815 INFO L439 ceAbstractionStarter]: At program point L564-1(line 564) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,815 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 558 580) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 516 539) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 516 539) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 516 539) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-09-20 13:04:48,816 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L528(line 528) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-09-20 13:04:48,817 INFO L443 ceAbstractionStarter]: For program point L522(line 522) no Hoare annotation was computed. [2019-09-20 13:04:48,818 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-09-20 13:04:48,818 INFO L439 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= ~pumpRunning~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2019-09-20 13:04:48,818 INFO L443 ceAbstractionStarter]: For program point L670-1(lines 651 675) no Hoare annotation was computed. [2019-09-20 13:04:48,818 INFO L439 ceAbstractionStarter]: At program point L665(line 665) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-20 13:04:48,818 INFO L439 ceAbstractionStarter]: At program point L661(line 661) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-20 13:04:48,818 INFO L443 ceAbstractionStarter]: For program point L659(lines 659 667) no Hoare annotation was computed. [2019-09-20 13:04:48,819 INFO L439 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-20 13:04:48,819 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 651 675) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:04:48,819 INFO L443 ceAbstractionStarter]: For program point L657-1(line 657) no Hoare annotation was computed. [2019-09-20 13:04:48,819 INFO L443 ceAbstractionStarter]: For program point L655(lines 655 672) no Hoare annotation was computed. [2019-09-20 13:04:48,819 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 651 675) no Hoare annotation was computed. [2019-09-20 13:04:48,819 INFO L443 ceAbstractionStarter]: For program point L833(lines 833 839) no Hoare annotation was computed. [2019-09-20 13:04:48,819 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 829 843) no Hoare annotation was computed. [2019-09-20 13:04:48,820 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 829 843) the Hoare annotation is: (let ((.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= 1 ~systemActive~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse5 .cse4 .cse2) (or .cse6 .cse3 .cse7) (or .cse6 .cse7 .cse2) (or .cse0 .cse3 .cse1))) [2019-09-20 13:04:48,820 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 829 843) no Hoare annotation was computed. [2019-09-20 13:04:48,820 INFO L439 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 1 ~systemActive~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4) (or .cse2 .cse0 .cse3))) [2019-09-20 13:04:48,820 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 746 754) no Hoare annotation was computed. [2019-09-20 13:04:48,820 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 746 754) the Hoare annotation is: true [2019-09-20 13:04:48,820 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 746 754) no Hoare annotation was computed. [2019-09-20 13:04:48,820 INFO L446 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: true [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point L819-2(lines 819 823) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point L817-1(line 817) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 810 828) the Hoare annotation is: true [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 810 828) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 823) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 810 828) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 770) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2019-09-20 13:04:48,821 INFO L443 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point L785-1(line 785) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 755 790) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 755 790) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point L774-2(lines 774 782) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 755 790) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-09-20 13:04:48,822 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 121 166) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 121 166) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 121 166) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 468) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 448 468) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 434 479) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 434 479) no Hoare annotation was computed. [2019-09-20 13:04:48,823 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 461) no Hoare annotation was computed. [2019-09-20 13:04:48,824 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 434 479) no Hoare annotation was computed. [2019-09-20 13:04:48,824 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 548 557) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,824 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 548 557) no Hoare annotation was computed. [2019-09-20 13:04:48,824 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 548 557) no Hoare annotation was computed. [2019-09-20 13:04:48,824 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 735 745) the Hoare annotation is: true [2019-09-20 13:04:48,824 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 735 745) no Hoare annotation was computed. [2019-09-20 13:04:48,824 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 735 745) no Hoare annotation was computed. [2019-09-20 13:04:48,824 INFO L446 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: true [2019-09-20 13:04:48,825 INFO L443 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2019-09-20 13:04:48,825 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 727 734) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:04:48,825 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 727 734) no Hoare annotation was computed. [2019-09-20 13:04:48,825 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 727 734) no Hoare annotation was computed. [2019-09-20 13:04:48,825 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-09-20 13:04:48,825 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 933 946) no Hoare annotation was computed. [2019-09-20 13:04:48,825 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 933 946) the Hoare annotation is: true [2019-09-20 13:04:48,826 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 933 946) no Hoare annotation was computed. [2019-09-20 13:04:48,826 INFO L439 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-09-20 13:04:48,826 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 677 701) no Hoare annotation was computed. [2019-09-20 13:04:48,826 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 677 701) no Hoare annotation was computed. [2019-09-20 13:04:48,826 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 677 701) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:04:48,826 INFO L439 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~7) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1))) [2019-09-20 13:04:48,827 INFO L439 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~7) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2019-09-20 13:04:48,827 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 693) no Hoare annotation was computed. [2019-09-20 13:04:48,827 INFO L439 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse4 .cse1 .cse2) (or .cse3 .cse0 .cse1))) [2019-09-20 13:04:48,827 INFO L443 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2019-09-20 13:04:48,827 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 698) no Hoare annotation was computed. [2019-09-20 13:04:48,827 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 617 623) no Hoare annotation was computed. [2019-09-20 13:04:48,827 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 617 623) the Hoare annotation is: true [2019-09-20 13:04:48,828 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 957 1024) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,828 INFO L439 ceAbstractionStarter]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:04:48,828 INFO L443 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2019-09-20 13:04:48,828 INFO L443 ceAbstractionStarter]: For program point L987-1(lines 987 993) no Hoare annotation was computed. [2019-09-20 13:04:48,828 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 957 1024) no Hoare annotation was computed. [2019-09-20 13:04:48,828 INFO L439 ceAbstractionStarter]: At program point L1014(lines 967 1016) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:04:48,829 INFO L439 ceAbstractionStarter]: At program point L979(line 979) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (and (and .cse1 .cse2) (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2))) [2019-09-20 13:04:48,829 INFO L443 ceAbstractionStarter]: For program point L977(lines 977 983) no Hoare annotation was computed. [2019-09-20 13:04:48,829 INFO L443 ceAbstractionStarter]: For program point L977-1(lines 977 983) no Hoare annotation was computed. [2019-09-20 13:04:48,829 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 973) no Hoare annotation was computed. [2019-09-20 13:04:48,829 INFO L439 ceAbstractionStarter]: At program point L1017(lines 966 1018) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:04:48,829 INFO L439 ceAbstractionStarter]: At program point L1007(line 1007) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:04:48,829 INFO L443 ceAbstractionStarter]: For program point L1005(lines 1005 1011) no Hoare annotation was computed. [2019-09-20 13:04:48,830 INFO L439 ceAbstractionStarter]: At program point L1005-1(lines 997 1012) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:04:48,830 INFO L443 ceAbstractionStarter]: For program point L968(lines 967 1016) no Hoare annotation was computed. [2019-09-20 13:04:48,830 INFO L439 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and .cse0 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:04:48,830 INFO L443 ceAbstractionStarter]: For program point L997(lines 997 1012) no Hoare annotation was computed. [2019-09-20 13:04:48,830 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 957 1024) no Hoare annotation was computed. [2019-09-20 13:04:48,830 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 388 433) no Hoare annotation was computed. [2019-09-20 13:04:48,830 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 415) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 388 433) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 422) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 388 433) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 702 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0) (not (<= 2 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 702 709) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 702 709) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 947 955) no Hoare annotation was computed. [2019-09-20 13:04:48,831 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 947 955) the Hoare annotation is: true [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 947 955) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point L909(lines 909 917) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point L909-2(lines 909 917) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 901 923) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 901 923) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 901 923) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-09-20 13:04:48,832 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 285 387) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 330) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 381) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point L335(lines 334 354) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point L366(line 366) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point L366-1(line 366) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 372) no Hoare annotation was computed. [2019-09-20 13:04:48,833 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 285 387) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L350(line 350) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L350-1(line 350) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 313) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 384) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 285 387) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 340) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L334-2(lines 334 354) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point L355(lines 333 356) no Hoare annotation was computed. [2019-09-20 13:04:48,834 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,835 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-20 13:04:48,835 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,835 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 activatePump_~tmp~8))))) [2019-09-20 13:04:48,835 INFO L443 ceAbstractionStarter]: For program point L721-1(lines 710 726) no Hoare annotation was computed. [2019-09-20 13:04:48,835 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 723) no Hoare annotation was computed. [2019-09-20 13:04:48,835 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 710 726) no Hoare annotation was computed. [2019-09-20 13:04:48,835 INFO L439 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-09-20 13:04:48,836 INFO L443 ceAbstractionStarter]: For program point L715-1(line 715) no Hoare annotation was computed. [2019-09-20 13:04:48,836 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 710 726) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-09-20 13:04:48,836 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 791 809) no Hoare annotation was computed. [2019-09-20 13:04:48,836 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 804) no Hoare annotation was computed. [2019-09-20 13:04:48,836 INFO L446 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2019-09-20 13:04:48,836 INFO L443 ceAbstractionStarter]: For program point L800-2(lines 800 804) no Hoare annotation was computed. [2019-09-20 13:04:48,836 INFO L443 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2019-09-20 13:04:48,836 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 791 809) the Hoare annotation is: true [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 791 809) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 924 932) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 924 932) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 924 932) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,837 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 880 891) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (= 1 ~methaneLevelCritical~0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0)) (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2))) [2019-09-20 13:04:48,838 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 880 891) no Hoare annotation was computed. [2019-09-20 13:04:48,838 INFO L443 ceAbstractionStarter]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2019-09-20 13:04:48,838 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 892 900) the Hoare annotation is: true [2019-09-20 13:04:48,838 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 892 900) no Hoare annotation was computed. [2019-09-20 13:04:48,838 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 892 900) no Hoare annotation was computed. [2019-09-20 13:04:48,838 INFO L439 ceAbstractionStarter]: At program point L606(line 606) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0))))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse2 .cse1 .cse5) (or .cse0 .cse4 .cse3))) [2019-09-20 13:04:48,839 INFO L439 ceAbstractionStarter]: At program point L604(lines 604 610) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~systemActive~0 0)) (.cse2 (and .cse1 .cse5)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and .cse1 (not (= 0 ~systemActive~0))) .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) .cse4 .cse3 .cse5) (or .cse6 .cse4 .cse5) (or .cse2 (or .cse6 .cse0))))) [2019-09-20 13:04:48,839 INFO L439 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2019-09-20 13:04:48,839 INFO L443 ceAbstractionStarter]: For program point L597(lines 596 615) no Hoare annotation was computed. [2019-09-20 13:04:48,839 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 593 616) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~systemActive~0 0)) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6)) (.cse1 (and .cse6 (= ~pumpRunning~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse4 .cse3) (or .cse1 (or .cse5 .cse0))))) [2019-09-20 13:04:48,839 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 593 616) no Hoare annotation was computed. [2019-09-20 13:04:48,839 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 593 616) no Hoare annotation was computed. [2019-09-20 13:04:48,840 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 483 512) no Hoare annotation was computed. [2019-09-20 13:04:48,840 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 483 512) the Hoare annotation is: true [2019-09-20 13:04:48,840 INFO L446 ceAbstractionStarter]: At program point L508(lines 483 512) the Hoare annotation is: true [2019-09-20 13:04:48,840 INFO L443 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2019-09-20 13:04:48,840 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 501) no Hoare annotation was computed. [2019-09-20 13:04:48,840 INFO L446 ceAbstractionStarter]: At program point L497-1(lines 497 501) the Hoare annotation is: true [2019-09-20 13:04:48,840 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-09-20 13:04:48,840 INFO L446 ceAbstractionStarter]: At program point L493-2(lines 493 507) the Hoare annotation is: true [2019-09-20 13:04:48,840 INFO L446 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2019-09-20 13:04:48,841 INFO L443 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2019-09-20 13:04:48,841 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 856 867) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-09-20 13:04:48,841 INFO L443 ceAbstractionStarter]: For program point L860-1(lines 856 867) no Hoare annotation was computed. [2019-09-20 13:04:48,841 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 856 867) no Hoare annotation was computed. [2019-09-20 13:04:48,841 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 540 546) no Hoare annotation was computed. [2019-09-20 13:04:48,841 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 540 546) the Hoare annotation is: true [2019-09-20 13:04:48,841 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,841 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-20 13:04:48,842 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:04:48,842 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:04:48,842 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 844 851) no Hoare annotation was computed. [2019-09-20 13:04:48,842 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 844 851) the Hoare annotation is: true [2019-09-20 13:04:48,842 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 844 851) no Hoare annotation was computed. [2019-09-20 13:04:48,842 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 625 649) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:04:48,842 INFO L439 ceAbstractionStarter]: At program point L639(line 639) the Hoare annotation is: (let ((.cse0 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 0))) (and (or (and .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (or (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-09-20 13:04:48,842 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 625 649) no Hoare annotation was computed. [2019-09-20 13:04:48,843 INFO L439 ceAbstractionStarter]: At program point L635(line 635) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2019-09-20 13:04:48,843 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 641) no Hoare annotation was computed. [2019-09-20 13:04:48,843 INFO L439 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= ~pumpRunning~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2019-09-20 13:04:48,843 INFO L443 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2019-09-20 13:04:48,843 INFO L443 ceAbstractionStarter]: For program point L629(lines 629 646) no Hoare annotation was computed. [2019-09-20 13:04:48,843 INFO L439 ceAbstractionStarter]: At program point L644(line 644) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-20 13:04:48,843 INFO L443 ceAbstractionStarter]: For program point L644-1(lines 625 649) no Hoare annotation was computed. [2019-09-20 13:04:48,843 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 868 879) no Hoare annotation was computed. [2019-09-20 13:04:48,844 INFO L443 ceAbstractionStarter]: For program point L872-1(lines 868 879) no Hoare annotation was computed. [2019-09-20 13:04:48,844 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 868 879) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0))) [2019-09-20 13:04:48,844 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:04:48,844 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-20 13:04:48,844 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-20 13:04:48,844 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:04:48,844 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 110) no Hoare annotation was computed. [2019-09-20 13:04:48,844 INFO L443 ceAbstractionStarter]: For program point L97-1(lines 89 113) no Hoare annotation was computed. [2019-09-20 13:04:48,845 INFO L446 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2019-09-20 13:04:48,845 INFO L443 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2019-09-20 13:04:48,845 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 89 113) the Hoare annotation is: true [2019-09-20 13:04:48,845 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 89 113) no Hoare annotation was computed. [2019-09-20 13:04:48,845 INFO L439 ceAbstractionStarter]: At program point L103(line 103) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2019-09-20 13:04:48,845 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 107) no Hoare annotation was computed. [2019-09-20 13:04:48,845 INFO L439 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2019-09-20 13:04:48,846 INFO L443 ceAbstractionStarter]: For program point L99-1(line 99) no Hoare annotation was computed. [2019-09-20 13:04:48,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:04:48 BoogieIcfgContainer [2019-09-20 13:04:48,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:04:48,863 INFO L168 Benchmark]: Toolchain (without parser) took 20414.50 ms. Allocated memory was 130.5 MB in the beginning and 611.8 MB in the end (delta: 481.3 MB). Free memory was 85.3 MB in the beginning and 277.4 MB in the end (delta: -192.1 MB). Peak memory consumption was 501.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:48,864 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:04:48,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.14 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 162.0 MB in the end (delta: -76.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:48,865 INFO L168 Benchmark]: Boogie Preprocessor took 83.47 ms. Allocated memory is still 198.2 MB. Free memory was 162.0 MB in the beginning and 157.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:48,866 INFO L168 Benchmark]: RCFGBuilder took 1298.62 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 157.4 MB in the beginning and 183.8 MB in the end (delta: -26.4 MB). Peak memory consumption was 93.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:48,867 INFO L168 Benchmark]: TraceAbstraction took 18284.37 ms. Allocated memory was 217.6 MB in the beginning and 611.8 MB in the end (delta: 394.3 MB). Free memory was 183.8 MB in the beginning and 277.4 MB in the end (delta: -93.6 MB). Peak memory consumption was 513.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:48,871 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.14 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 162.0 MB in the end (delta: -76.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.47 ms. Allocated memory is still 198.2 MB. Free memory was 162.0 MB in the beginning and 157.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1298.62 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 157.4 MB in the beginning and 183.8 MB in the end (delta: -26.4 MB). Peak memory consumption was 93.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18284.37 ms. Allocated memory was 217.6 MB in the beginning and 611.8 MB in the end (delta: 394.3 MB). Free memory was 183.8 MB in the beginning and 277.4 MB in the end (delta: -93.6 MB). Peak memory consumption was 513.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 0 == splverifierCounter) && !(0 == systemActive)) || !(0 == \old(pumpRunning))) || ((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 262 locations, 1 error locations. SAFE Result, 18.1s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 6.4s AutomataDifference, 0.0s DeadEndRemovalTime, 7.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2535 SDtfs, 1951 SDslu, 9053 SDs, 0 SdLazy, 4193 SolverSat, 573 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 608 GetRequests, 498 SyntacticMatches, 2 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2495occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 516 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 5191 PreInvPairs, 5567 NumberOfFragments, 1809 HoareAnnotationTreeSize, 5191 FomulaSimplifications, 13279 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 73 FomulaSimplificationsInter, 32035 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1511 NumberOfCodeBlocks, 1511 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1497 ConstructedInterpolants, 0 QuantifiedInterpolants, 294698 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2717 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 225/235 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...