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_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:20:36,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:20:36,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:20:36,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:20:36,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:20:36,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:20:36,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:20:36,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:20:36,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:20:36,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:20:36,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:20:36,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:20:36,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:20:36,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:20:36,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:20:36,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:20:36,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:20:36,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:20:36,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:20:36,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:20:36,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:20:36,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:20:36,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:20:36,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:20:36,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:20:36,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:20:36,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:20:36,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:20:36,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:20:36,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:20:36,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:20:36,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:20:36,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:20:36,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:20:36,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:20:36,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:20:36,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:20:36,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:20:36,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:20:36,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:20:36,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:20:36,547 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 [2019-10-02 14:20:36,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:20:36,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:20:36,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:20:36,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:20:36,564 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:20:36,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:20:36,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:20:36,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:20:36,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:20:36,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:20:36,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:20:36,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:20:36,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:20:36,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:20:36,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:20:36,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:20:36,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:20:36,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:20:36,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:20:36,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:20:36,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:20:36,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:20:36,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:20:36,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:20:36,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:20:36,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:20:36,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:20:36,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:20:36,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:20:36,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:20:36,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:20:36,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:20:36,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:20:36,615 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:20:36,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c [2019-10-02 14:20:36,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0794077d/278f571a10114789be74d36e965bbaea/FLAG6621e95f6 [2019-10-02 14:20:37,200 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:20:37,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product62.cil.c [2019-10-02 14:20:37,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0794077d/278f571a10114789be74d36e965bbaea/FLAG6621e95f6 [2019-10-02 14:20:37,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0794077d/278f571a10114789be74d36e965bbaea [2019-10-02 14:20:37,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:20:37,517 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:20:37,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:20:37,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:20:37,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:20:37,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:20:37" (1/1) ... [2019-10-02 14:20:37,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15459dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:37, skipping insertion in model container [2019-10-02 14:20:37,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:20:37" (1/1) ... [2019-10-02 14:20:37,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:20:37,611 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:20:38,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:20:38,114 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:20:38,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:20:38,253 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:20:38,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38 WrapperNode [2019-10-02 14:20:38,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:20:38,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:20:38,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:20:38,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:20:38,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (1/1) ... [2019-10-02 14:20:38,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:20:38,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:20:38,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:20:38,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:20:38,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (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 [2019-10-02 14:20:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:20:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:20:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:20:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:20:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:20:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:20:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:20:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:20:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:20:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:20:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:20:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:20:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:20:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:20:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:20:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:20:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-02 14:20:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:20:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:20:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:20:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:20:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:20:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:20:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:20:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:20:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:20:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:20:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:20:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:20:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-02 14:20:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:20:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:20:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:20:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:20:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:20:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:20:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:20:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:20:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-02 14:20:38,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-02 14:20:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:20:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:20:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:20:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:20:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:20:38,453 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:20:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:20:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:20:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:20:38,454 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:20:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:20:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:20:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:20:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:20:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:20:38,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:20:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:20:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:20:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:20:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:20:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:20:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:20:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:20:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:20:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:20:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:20:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:20:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:20:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:20:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:20:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:20:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:20:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:20:38,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:20:38,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:20:39,585 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:20:39,585 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:20:39,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:20:39 BoogieIcfgContainer [2019-10-02 14:20:39,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:20:39,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:20:39,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:20:39,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:20:39,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:20:37" (1/3) ... [2019-10-02 14:20:39,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c0d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:20:39, skipping insertion in model container [2019-10-02 14:20:39,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:38" (2/3) ... [2019-10-02 14:20:39,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c0d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:20:39, skipping insertion in model container [2019-10-02 14:20:39,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:20:39" (3/3) ... [2019-10-02 14:20:39,598 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2019-10-02 14:20:39,608 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:20:39,622 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:20:39,638 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:20:39,666 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:20:39,666 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:20:39,666 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:20:39,666 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:20:39,667 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:20:39,667 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:20:39,667 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:20:39,667 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:20:39,668 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:20:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2019-10-02 14:20:39,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-02 14:20:39,700 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:39,701 INFO L411 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] [2019-10-02 14:20:39,704 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:39,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:39,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1419538001, now seen corresponding path program 1 times [2019-10-02 14:20:39,712 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:39,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:39,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:39,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:39,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:40,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:40,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:40,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:20:40,062 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:20:40,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:20:40,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:20:40,083 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 2 states. [2019-10-02 14:20:40,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:40,159 INFO L93 Difference]: Finished difference Result 308 states and 383 transitions. [2019-10-02 14:20:40,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:20:40,161 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-02 14:20:40,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:40,174 INFO L225 Difference]: With dead ends: 308 [2019-10-02 14:20:40,175 INFO L226 Difference]: Without dead ends: 154 [2019-10-02 14:20:40,180 INFO L640 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 [2019-10-02 14:20:40,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-10-02 14:20:40,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-10-02 14:20:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-10-02 14:20:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 183 transitions. [2019-10-02 14:20:40,237 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 183 transitions. Word has length 46 [2019-10-02 14:20:40,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:40,238 INFO L475 AbstractCegarLoop]: Abstraction has 154 states and 183 transitions. [2019-10-02 14:20:40,238 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:20:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 183 transitions. [2019-10-02 14:20:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-02 14:20:40,243 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:40,243 INFO L411 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] [2019-10-02 14:20:40,244 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:40,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:40,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1353902391, now seen corresponding path program 1 times [2019-10-02 14:20:40,244 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:40,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:40,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:40,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:40,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:40,362 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:40,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:20:40,364 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:20:40,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:20:40,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:20:40,365 INFO L87 Difference]: Start difference. First operand 154 states and 183 transitions. Second operand 3 states. [2019-10-02 14:20:40,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:40,388 INFO L93 Difference]: Finished difference Result 253 states and 301 transitions. [2019-10-02 14:20:40,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:20:40,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-02 14:20:40,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:40,392 INFO L225 Difference]: With dead ends: 253 [2019-10-02 14:20:40,392 INFO L226 Difference]: Without dead ends: 145 [2019-10-02 14:20:40,394 INFO L640 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 [2019-10-02 14:20:40,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-10-02 14:20:40,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2019-10-02 14:20:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-10-02 14:20:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2019-10-02 14:20:40,421 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 47 [2019-10-02 14:20:40,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:40,421 INFO L475 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2019-10-02 14:20:40,421 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:20:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2019-10-02 14:20:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:20:40,425 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:40,427 INFO L411 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] [2019-10-02 14:20:40,427 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:40,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:40,427 INFO L82 PathProgramCache]: Analyzing trace with hash -480372053, now seen corresponding path program 1 times [2019-10-02 14:20:40,428 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:40,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:40,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:40,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:40,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:40,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:40,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:40,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:20:40,604 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:20:40,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:20:40,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:40,605 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand 7 states. [2019-10-02 14:20:40,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:40,981 INFO L93 Difference]: Finished difference Result 266 states and 319 transitions. [2019-10-02 14:20:40,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:20:40,982 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-02 14:20:40,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:40,984 INFO L225 Difference]: With dead ends: 266 [2019-10-02 14:20:40,984 INFO L226 Difference]: Without dead ends: 145 [2019-10-02 14:20:40,986 INFO L640 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 [2019-10-02 14:20:40,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-10-02 14:20:41,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2019-10-02 14:20:41,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-10-02 14:20:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2019-10-02 14:20:41,010 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 52 [2019-10-02 14:20:41,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:41,010 INFO L475 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2019-10-02 14:20:41,011 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:20:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2019-10-02 14:20:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-02 14:20:41,018 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:41,019 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:41,019 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:41,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:41,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1922469070, now seen corresponding path program 1 times [2019-10-02 14:20:41,024 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:41,024 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:41,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:41,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:41,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:41,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:41,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:41,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:20:41,238 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:20:41,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:20:41,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:20:41,239 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand 5 states. [2019-10-02 14:20:41,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:41,908 INFO L93 Difference]: Finished difference Result 380 states and 460 transitions. [2019-10-02 14:20:41,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:20:41,909 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2019-10-02 14:20:41,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:41,914 INFO L225 Difference]: With dead ends: 380 [2019-10-02 14:20:41,915 INFO L226 Difference]: Without dead ends: 259 [2019-10-02 14:20:41,917 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:20:41,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2019-10-02 14:20:41,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 240. [2019-10-02 14:20:41,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2019-10-02 14:20:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 272 transitions. [2019-10-02 14:20:41,968 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 272 transitions. Word has length 70 [2019-10-02 14:20:41,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:41,971 INFO L475 AbstractCegarLoop]: Abstraction has 240 states and 272 transitions. [2019-10-02 14:20:41,971 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:20:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 272 transitions. [2019-10-02 14:20:41,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-02 14:20:41,975 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:41,975 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:41,976 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:41,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:41,978 INFO L82 PathProgramCache]: Analyzing trace with hash 371744810, now seen corresponding path program 1 times [2019-10-02 14:20:41,978 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:41,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:41,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:41,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:41,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:42,150 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:42,150 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:20:42,151 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:42,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:42,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:42,152 INFO L87 Difference]: Start difference. First operand 240 states and 272 transitions. Second operand 6 states. [2019-10-02 14:20:42,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:42,375 INFO L93 Difference]: Finished difference Result 657 states and 766 transitions. [2019-10-02 14:20:42,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:42,376 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2019-10-02 14:20:42,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:42,381 INFO L225 Difference]: With dead ends: 657 [2019-10-02 14:20:42,381 INFO L226 Difference]: Without dead ends: 441 [2019-10-02 14:20:42,382 INFO L640 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 [2019-10-02 14:20:42,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2019-10-02 14:20:42,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 435. [2019-10-02 14:20:42,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2019-10-02 14:20:42,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 494 transitions. [2019-10-02 14:20:42,422 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 494 transitions. Word has length 84 [2019-10-02 14:20:42,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:42,423 INFO L475 AbstractCegarLoop]: Abstraction has 435 states and 494 transitions. [2019-10-02 14:20:42,423 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:42,424 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 494 transitions. [2019-10-02 14:20:42,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-02 14:20:42,426 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:42,426 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:42,426 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:42,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:42,427 INFO L82 PathProgramCache]: Analyzing trace with hash 861472934, now seen corresponding path program 1 times [2019-10-02 14:20:42,445 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:42,445 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:42,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:42,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:42,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:42,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:42,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:20:42,620 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:20:42,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:20:42,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:42,621 INFO L87 Difference]: Start difference. First operand 435 states and 494 transitions. Second operand 7 states. [2019-10-02 14:20:43,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:43,289 INFO L93 Difference]: Finished difference Result 470 states and 548 transitions. [2019-10-02 14:20:43,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:20:43,290 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2019-10-02 14:20:43,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:43,293 INFO L225 Difference]: With dead ends: 470 [2019-10-02 14:20:43,293 INFO L226 Difference]: Without dead ends: 467 [2019-10-02 14:20:43,294 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:20:43,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2019-10-02 14:20:43,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 435. [2019-10-02 14:20:43,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2019-10-02 14:20:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 493 transitions. [2019-10-02 14:20:43,322 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 493 transitions. Word has length 88 [2019-10-02 14:20:43,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:43,323 INFO L475 AbstractCegarLoop]: Abstraction has 435 states and 493 transitions. [2019-10-02 14:20:43,323 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:20:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 493 transitions. [2019-10-02 14:20:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 14:20:43,325 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:43,325 INFO L411 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] [2019-10-02 14:20:43,326 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:43,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:43,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1149093276, now seen corresponding path program 1 times [2019-10-02 14:20:43,326 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:43,326 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:43,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:43,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:43,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:43,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:43,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:43,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:20:43,428 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:43,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:43,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:43,428 INFO L87 Difference]: Start difference. First operand 435 states and 493 transitions. Second operand 6 states. [2019-10-02 14:20:43,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:43,470 INFO L93 Difference]: Finished difference Result 860 states and 998 transitions. [2019-10-02 14:20:43,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:20:43,471 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2019-10-02 14:20:43,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:43,474 INFO L225 Difference]: With dead ends: 860 [2019-10-02 14:20:43,474 INFO L226 Difference]: Without dead ends: 449 [2019-10-02 14:20:43,476 INFO L640 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 [2019-10-02 14:20:43,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2019-10-02 14:20:43,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 445. [2019-10-02 14:20:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2019-10-02 14:20:43,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 503 transitions. [2019-10-02 14:20:43,500 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 503 transitions. Word has length 104 [2019-10-02 14:20:43,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:43,500 INFO L475 AbstractCegarLoop]: Abstraction has 445 states and 503 transitions. [2019-10-02 14:20:43,500 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 503 transitions. [2019-10-02 14:20:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 14:20:43,502 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:43,502 INFO L411 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] [2019-10-02 14:20:43,503 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:43,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:43,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1502181658, now seen corresponding path program 1 times [2019-10-02 14:20:43,503 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:43,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:43,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:43,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:43,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:43,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:43,595 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:43,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:20:43,596 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:20:43,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:20:43,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:20:43,597 INFO L87 Difference]: Start difference. First operand 445 states and 503 transitions. Second operand 8 states. [2019-10-02 14:20:43,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:43,638 INFO L93 Difference]: Finished difference Result 880 states and 1020 transitions. [2019-10-02 14:20:43,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:43,641 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2019-10-02 14:20:43,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:43,646 INFO L225 Difference]: With dead ends: 880 [2019-10-02 14:20:43,646 INFO L226 Difference]: Without dead ends: 459 [2019-10-02 14:20:43,648 INFO L640 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 [2019-10-02 14:20:43,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2019-10-02 14:20:43,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 453. [2019-10-02 14:20:43,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2019-10-02 14:20:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 511 transitions. [2019-10-02 14:20:43,680 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 511 transitions. Word has length 104 [2019-10-02 14:20:43,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:43,680 INFO L475 AbstractCegarLoop]: Abstraction has 453 states and 511 transitions. [2019-10-02 14:20:43,681 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:20:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 511 transitions. [2019-10-02 14:20:43,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 14:20:43,683 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:43,683 INFO L411 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] [2019-10-02 14:20:43,683 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:43,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:43,683 INFO L82 PathProgramCache]: Analyzing trace with hash -368991065, now seen corresponding path program 1 times [2019-10-02 14:20:43,684 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:43,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:43,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:43,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:43,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:43,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:43,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:20:43,771 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:20:43,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:20:43,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:20:43,771 INFO L87 Difference]: Start difference. First operand 453 states and 511 transitions. Second operand 4 states. [2019-10-02 14:20:44,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:44,054 INFO L93 Difference]: Finished difference Result 1353 states and 1602 transitions. [2019-10-02 14:20:44,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:20:44,055 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2019-10-02 14:20:44,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:44,062 INFO L225 Difference]: With dead ends: 1353 [2019-10-02 14:20:44,063 INFO L226 Difference]: Without dead ends: 924 [2019-10-02 14:20:44,067 INFO L640 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 [2019-10-02 14:20:44,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2019-10-02 14:20:44,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 909. [2019-10-02 14:20:44,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2019-10-02 14:20:44,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1055 transitions. [2019-10-02 14:20:44,118 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1055 transitions. Word has length 104 [2019-10-02 14:20:44,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:44,119 INFO L475 AbstractCegarLoop]: Abstraction has 909 states and 1055 transitions. [2019-10-02 14:20:44,119 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:20:44,119 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1055 transitions. [2019-10-02 14:20:44,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:20:44,121 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:44,122 INFO L411 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] [2019-10-02 14:20:44,122 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:44,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:44,122 INFO L82 PathProgramCache]: Analyzing trace with hash 38573473, now seen corresponding path program 1 times [2019-10-02 14:20:44,122 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:44,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:44,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:44,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:44,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:20:44,281 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:44,281 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 [2019-10-02 14:20:44,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:44,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:20:44,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:44,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:44,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:20:44,761 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:20:44,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:20:44,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:20:44,762 INFO L87 Difference]: Start difference. First operand 909 states and 1055 transitions. Second operand 19 states. [2019-10-02 14:20:45,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:45,965 INFO L93 Difference]: Finished difference Result 1762 states and 2068 transitions. [2019-10-02 14:20:45,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:20:45,966 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2019-10-02 14:20:45,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:45,972 INFO L225 Difference]: With dead ends: 1762 [2019-10-02 14:20:45,973 INFO L226 Difference]: Without dead ends: 877 [2019-10-02 14:20:45,978 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:20:46,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2019-10-02 14:20:46,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 877. [2019-10-02 14:20:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2019-10-02 14:20:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1003 transitions. [2019-10-02 14:20:46,084 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1003 transitions. Word has length 108 [2019-10-02 14:20:46,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:46,085 INFO L475 AbstractCegarLoop]: Abstraction has 877 states and 1003 transitions. [2019-10-02 14:20:46,085 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:20:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1003 transitions. [2019-10-02 14:20:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-10-02 14:20:46,090 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:46,090 INFO L411 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] [2019-10-02 14:20:46,091 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:46,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:46,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1651086566, now seen corresponding path program 1 times [2019-10-02 14:20:46,091 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:46,092 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:46,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:46,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:46,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-02 14:20:46,210 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:46,210 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 [2019-10-02 14:20:46,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:46,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 14:20:46,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 14:20:46,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:46,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-10-02 14:20:46,479 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:46,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:46,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:46,480 INFO L87 Difference]: Start difference. First operand 877 states and 1003 transitions. Second operand 6 states. [2019-10-02 14:20:47,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:47,494 INFO L93 Difference]: Finished difference Result 1903 states and 2277 transitions. [2019-10-02 14:20:47,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:47,494 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 182 [2019-10-02 14:20:47,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:47,502 INFO L225 Difference]: With dead ends: 1903 [2019-10-02 14:20:47,503 INFO L226 Difference]: Without dead ends: 1188 [2019-10-02 14:20:47,505 INFO L640 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 [2019-10-02 14:20:47,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2019-10-02 14:20:47,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1075. [2019-10-02 14:20:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1075 states. [2019-10-02 14:20:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 1075 states and 1248 transitions. [2019-10-02 14:20:47,603 INFO L78 Accepts]: Start accepts. Automaton has 1075 states and 1248 transitions. Word has length 182 [2019-10-02 14:20:47,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:47,605 INFO L475 AbstractCegarLoop]: Abstraction has 1075 states and 1248 transitions. [2019-10-02 14:20:47,605 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:47,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1248 transitions. [2019-10-02 14:20:47,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-02 14:20:47,611 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:47,612 INFO L411 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] [2019-10-02 14:20:47,612 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:47,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:47,613 INFO L82 PathProgramCache]: Analyzing trace with hash 118260142, now seen corresponding path program 1 times [2019-10-02 14:20:47,613 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:47,613 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:47,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:47,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:47,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-02 14:20:47,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:47,785 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 [2019-10-02 14:20:47,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:47,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:20:48,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:48,160 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Stream closed [2019-10-02 14:20:48,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:48,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:20:48,175 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:20:48,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:20:48,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:20:48,176 INFO L87 Difference]: Start difference. First operand 1075 states and 1248 transitions. Second operand 19 states. [2019-10-02 14:20:49,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:49,340 INFO L93 Difference]: Finished difference Result 1855 states and 2191 transitions. [2019-10-02 14:20:49,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:20:49,341 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 178 [2019-10-02 14:20:49,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:49,342 INFO L225 Difference]: With dead ends: 1855 [2019-10-02 14:20:49,342 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:20:49,348 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 175 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:20:49,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:20:49,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:20:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:20:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:20:49,349 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2019-10-02 14:20:49,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:49,349 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:20:49,349 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:20:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:20:49,350 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:20:49,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:20:50,226 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 16 [2019-10-02 14:20:50,363 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 22 [2019-10-02 14:20:50,691 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-10-02 14:20:51,226 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 22 [2019-10-02 14:20:51,356 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2019-10-02 14:20:52,021 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 20 [2019-10-02 14:20:52,163 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 20 [2019-10-02 14:20:52,695 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 28 [2019-10-02 14:20:53,093 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 24 [2019-10-02 14:20:53,731 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 24 [2019-10-02 14:20:53,969 INFO L443 ceAbstractionStarter]: For program point L507(lines 484 508) no Hoare annotation was computed. [2019-10-02 14:20:53,969 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 460 515) no Hoare annotation was computed. [2019-10-02 14:20:53,969 INFO L443 ceAbstractionStarter]: For program point L491(lines 491 495) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 460 515) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point L485-2(lines 485 506) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 460 515) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point L542-2(lines 542 567) no Hoare annotation was computed. [2019-10-02 14:20:53,970 INFO L443 ceAbstractionStarter]: For program point L568(lines 541 569) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 516 575) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 516 575) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 516 575) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 552) no Hoare annotation was computed. [2019-10-02 14:20:53,971 INFO L443 ceAbstractionStarter]: For program point L548-1(lines 548 552) no Hoare annotation was computed. [2019-10-02 14:20:53,972 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 391 397) the Hoare annotation is: true [2019-10-02 14:20:53,972 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 391 397) no Hoare annotation was computed. [2019-10-02 14:20:53,972 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 398 406) no Hoare annotation was computed. [2019-10-02 14:20:53,972 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 398 406) the Hoare annotation is: true [2019-10-02 14:20:53,972 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 398 406) no Hoare annotation was computed. [2019-10-02 14:20:53,972 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 846 868) 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))) [2019-10-02 14:20:53,973 INFO L439 ceAbstractionStarter]: At program point L858(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:53,973 INFO L439 ceAbstractionStarter]: At program point L858-1(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:53,973 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 846 868) no Hoare annotation was computed. [2019-10-02 14:20:53,973 INFO L443 ceAbstractionStarter]: For program point L856(lines 856 863) no Hoare annotation was computed. [2019-10-02 14:20:53,973 INFO L443 ceAbstractionStarter]: For program point L856-1(lines 856 863) no Hoare annotation was computed. [2019-10-02 14:20:53,973 INFO L443 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2019-10-02 14:20:53,974 INFO L439 ceAbstractionStarter]: At program point L853(line 853) 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))) [2019-10-02 14:20:53,974 INFO L439 ceAbstractionStarter]: At program point L852(line 852) 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))) [2019-10-02 14:20:53,974 INFO L439 ceAbstractionStarter]: At program point L852-1(line 852) 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))) [2019-10-02 14:20:53,974 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 846 868) no Hoare annotation was computed. [2019-10-02 14:20:53,974 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 805 828) no Hoare annotation was computed. [2019-10-02 14:20:53,974 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 805 828) no Hoare annotation was computed. [2019-10-02 14:20:53,974 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 805 828) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-02 14:20:53,975 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L443 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-02 14:20:53,976 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2))) [2019-10-02 14:20:53,977 INFO L439 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2))) [2019-10-02 14:20:53,977 INFO L443 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2019-10-02 14:20:53,977 INFO L439 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2))) [2019-10-02 14:20:53,977 INFO L443 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2019-10-02 14:20:53,977 INFO L443 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2019-10-02 14:20:53,977 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (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))))) [2019-10-02 14:20:53,977 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2019-10-02 14:20:53,977 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3))) [2019-10-02 14:20:53,978 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2019-10-02 14:20:53,978 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2019-10-02 14:20:53,978 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2019-10-02 14:20:53,978 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2019-10-02 14:20:53,978 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2019-10-02 14:20:53,978 INFO L443 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2019-10-02 14:20:53,978 INFO L446 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2019-10-02 14:20:53,978 INFO L443 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L247-1(line 247) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 217 252) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 244) no Hoare annotation was computed. [2019-10-02 14:20:53,979 INFO L443 ceAbstractionStarter]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 217 252) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 217 252) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 384 390) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 384 390) the Hoare annotation is: true [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 414 459) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 414 459) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 414 459) no Hoare annotation was computed. [2019-10-02 14:20:53,980 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 727 772) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 754) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 727 772) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 727 772) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 761) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point L741-1(lines 741 761) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 836 845) 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))) [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 836 845) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 836 845) no Hoare annotation was computed. [2019-10-02 14:20:53,981 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2019-10-02 14:20:53,982 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2019-10-02 14:20:53,982 INFO L446 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2019-10-02 14:20:53,982 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-02 14:20:53,982 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2019-10-02 14:20:53,982 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2019-10-02 14:20:53,982 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2019-10-02 14:20:53,982 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2019-10-02 14:20:53,982 INFO L443 ceAbstractionStarter]: For program point L954(lines 954 960) no Hoare annotation was computed. [2019-10-02 14:20:53,983 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 950 963) no Hoare annotation was computed. [2019-10-02 14:20:53,983 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 950 963) the Hoare annotation is: true [2019-10-02 14:20:53,983 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 950 963) no Hoare annotation was computed. [2019-10-02 14:20:53,983 INFO L439 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4) (or .cse4 .cse0 .cse1) (or .cse3 .cse0 .cse2))) [2019-10-02 14:20:53,983 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2019-10-02 14:20:53,983 INFO L439 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2019-10-02 14:20:53,983 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2019-10-02 14:20:53,984 INFO L439 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:53,984 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:53,984 INFO L443 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2019-10-02 14:20:53,984 INFO L439 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or .cse3 .cse0 .cse1) (or .cse4 .cse1 .cse2))) [2019-10-02 14:20:53,984 INFO L443 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2019-10-02 14:20:53,984 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2019-10-02 14:20:53,984 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2019-10-02 14:20:53,985 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2019-10-02 14:20:53,985 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 303 368) 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))) [2019-10-02 14:20:53,985 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2019-10-02 14:20:53,985 INFO L439 ceAbstractionStarter]: At program point L351-2(lines 343 356) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:20:53,985 INFO L443 ceAbstractionStarter]: For program point L314(lines 313 360) no Hoare annotation was computed. [2019-10-02 14:20:53,985 INFO L439 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:20:53,985 INFO L443 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2019-10-02 14:20:53,986 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 303 368) no Hoare annotation was computed. [2019-10-02 14:20:53,986 INFO L439 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:20:53,986 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 339) no Hoare annotation was computed. [2019-10-02 14:20:53,986 INFO L443 ceAbstractionStarter]: For program point L333-1(lines 333 339) no Hoare annotation was computed. [2019-10-02 14:20:53,986 INFO L439 ceAbstractionStarter]: At program point L358(lines 313 360) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:20:53,986 INFO L439 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and .cse0 .cse1 (= ~pumpRunning~0 0)) (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point L323-1(lines 323 329) no Hoare annotation was computed. [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2019-10-02 14:20:53,987 INFO L439 ceAbstractionStarter]: At program point L361(lines 312 362) 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))) [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 303 368) no Hoare annotation was computed. [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 708) no Hoare annotation was computed. [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 681 726) no Hoare annotation was computed. [2019-10-02 14:20:53,987 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 715) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L443 ceAbstractionStarter]: For program point L695-1(lines 695 715) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 681 726) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 681 726) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-10-02 14:20:53,988 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 964 972) no Hoare annotation was computed. [2019-10-02 14:20:53,988 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 964 972) the Hoare annotation is: true [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 964 972) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 934) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point L926-2(lines 926 934) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 918 940) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 918 940) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 918 940) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 374 383) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 374 383) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 374 383) no Hoare annotation was computed. [2019-10-02 14:20:53,989 INFO L443 ceAbstractionStarter]: For program point L607(lines 607 623) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 578 680) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 674) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L628(lines 627 647) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 665) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 578 680) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2019-10-02 14:20:53,990 INFO L443 ceAbstractionStarter]: For program point L643-1(line 643) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point L602(lines 602 606) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point L666(lines 666 677) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point L629(lines 629 633) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 578 680) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point L627-2(lines 627 647) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point L648(lines 626 649) no Hoare annotation was computed. [2019-10-02 14:20:53,991 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,991 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)) [2019-10-02 14:20:53,992 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,992 INFO L439 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2019-10-02 14:20:53,992 INFO L443 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2019-10-02 14:20:53,992 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2019-10-02 14:20:53,992 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2019-10-02 14:20:53,992 INFO L439 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 0)) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:53,993 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2019-10-02 14:20:53,993 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2019-10-02 14:20:53,993 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2019-10-02 14:20:53,993 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2019-10-02 14:20:53,993 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2019-10-02 14:20:53,993 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2019-10-02 14:20:53,993 INFO L446 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2019-10-02 14:20:53,993 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2019-10-02 14:20:53,994 INFO L443 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2019-10-02 14:20:53,994 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 941 949) no Hoare annotation was computed. [2019-10-02 14:20:53,994 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 941 949) no Hoare annotation was computed. [2019-10-02 14:20:53,994 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 941 949) no Hoare annotation was computed. [2019-10-02 14:20:53,994 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 897 908) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0 (= 1 ~methaneLevelCritical~0)) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-02 14:20:53,994 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 897 908) no Hoare annotation was computed. [2019-10-02 14:20:53,994 INFO L443 ceAbstractionStarter]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2019-10-02 14:20:53,995 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,995 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,995 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,995 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 909 917) the Hoare annotation is: true [2019-10-02 14:20:53,995 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 909 917) no Hoare annotation was computed. [2019-10-02 14:20:53,995 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 909 917) no Hoare annotation was computed. [2019-10-02 14:20:53,995 INFO L439 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse3) (or (not (= ~methaneLevelCritical~0 1)) (and .cse4 .cse1 .cse2) .cse0))) [2019-10-02 14:20:53,995 INFO L443 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2019-10-02 14:20:53,996 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2019-10-02 14:20:53,996 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2019-10-02 14:20:53,996 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2019-10-02 14:20:53,996 INFO L439 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (and .cse2 .cse3) .cse1 (not (= ~methaneLevelCritical~0 0)) (and .cse4 .cse2)) (or .cse3 (or .cse0 .cse4 .cse1)))) [2019-10-02 14:20:53,996 INFO L439 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse0 (and .cse3 .cse5)) (.cse2 (and .cse4 .cse5)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 (and (<= 2 ~waterLevel~0) .cse3) .cse2 .cse1 (not (= ~methaneLevelCritical~0 0)) (and .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))))) [2019-10-02 14:20:53,996 INFO L446 ceAbstractionStarter]: At program point L800(lines 775 804) the Hoare annotation is: true [2019-10-02 14:20:53,997 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 775 804) no Hoare annotation was computed. [2019-10-02 14:20:53,997 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 775 804) the Hoare annotation is: true [2019-10-02 14:20:53,997 INFO L443 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2019-10-02 14:20:53,997 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2019-10-02 14:20:53,997 INFO L446 ceAbstractionStarter]: At program point L789-1(lines 789 793) the Hoare annotation is: true [2019-10-02 14:20:53,997 INFO L443 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2019-10-02 14:20:53,997 INFO L446 ceAbstractionStarter]: At program point L785-2(lines 785 799) the Hoare annotation is: true [2019-10-02 14:20:53,997 INFO L446 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2019-10-02 14:20:53,997 INFO L443 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2019-10-02 14:20:53,998 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 873 884) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (or .cse1 .cse2)) (or .cse0 (or .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2)))) [2019-10-02 14:20:53,998 INFO L443 ceAbstractionStarter]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2019-10-02 14:20:53,998 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 873 884) no Hoare annotation was computed. [2019-10-02 14:20:53,998 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 829 835) no Hoare annotation was computed. [2019-10-02 14:20:53,998 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 829 835) the Hoare annotation is: true [2019-10-02 14:20:53,998 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,998 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)) [2019-10-02 14:20:53,998 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:20:53,999 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:53,999 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 291 298) no Hoare annotation was computed. [2019-10-02 14:20:53,999 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 291 298) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2019-10-02 14:20:53,999 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 291 298) no Hoare annotation was computed. [2019-10-02 14:20:53,999 INFO L439 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1)))) [2019-10-02 14:20:53,999 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (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))))) [2019-10-02 14:20:53,999 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2019-10-02 14:20:54,000 INFO L439 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3))) [2019-10-02 14:20:54,000 INFO L443 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2019-10-02 14:20:54,000 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2019-10-02 14:20:54,000 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2019-10-02 14:20:54,000 INFO L439 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2))) [2019-10-02 14:20:54,000 INFO L443 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2019-10-02 14:20:54,000 INFO L439 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse3 .cse0) (or .cse0 .cse1 .cse3))) [2019-10-02 14:20:54,000 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 885 896) no Hoare annotation was computed. [2019-10-02 14:20:54,001 INFO L443 ceAbstractionStarter]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2019-10-02 14:20:54,001 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 885 896) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (or (not (= 0 ~pumpRunning~0)) .cse0) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:54,001 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1001 1008) no Hoare annotation was computed. [2019-10-02 14:20:54,001 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1001 1008) the Hoare annotation is: true [2019-10-02 14:20:54,001 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2019-10-02 14:20:54,001 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1001 1008) no Hoare annotation was computed. [2019-10-02 14:20:54,001 INFO L439 ceAbstractionStarter]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:54,001 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 975 999) the Hoare annotation is: true [2019-10-02 14:20:54,002 INFO L443 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2019-10-02 14:20:54,002 INFO L439 ceAbstractionStarter]: At program point L985(line 985) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-02 14:20:54,002 INFO L443 ceAbstractionStarter]: For program point L985-1(line 985) no Hoare annotation was computed. [2019-10-02 14:20:54,002 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 975 999) no Hoare annotation was computed. [2019-10-02 14:20:54,002 INFO L443 ceAbstractionStarter]: For program point L983(lines 983 996) no Hoare annotation was computed. [2019-10-02 14:20:54,002 INFO L443 ceAbstractionStarter]: For program point L983-1(lines 975 999) no Hoare annotation was computed. [2019-10-02 14:20:54,002 INFO L446 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: true [2019-10-02 14:20:54,002 INFO L443 ceAbstractionStarter]: For program point L981-1(line 981) no Hoare annotation was computed. [2019-10-02 14:20:54,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:20:54 BoogieIcfgContainer [2019-10-02 14:20:54,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:20:54,020 INFO L168 Benchmark]: Toolchain (without parser) took 16502.25 ms. Allocated memory was 131.6 MB in the beginning and 539.0 MB in the end (delta: 407.4 MB). Free memory was 86.7 MB in the beginning and 279.0 MB in the end (delta: -192.3 MB). Peak memory consumption was 350.2 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:54,020 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:20:54,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.93 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.5 MB in the beginning and 162.5 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:54,022 INFO L168 Benchmark]: Boogie Preprocessor took 96.78 ms. Allocated memory is still 199.2 MB. Free memory was 162.5 MB in the beginning and 158.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:54,023 INFO L168 Benchmark]: RCFGBuilder took 1235.56 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 158.0 MB in the beginning and 185.5 MB in the end (delta: -27.5 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:54,024 INFO L168 Benchmark]: TraceAbstraction took 14429.27 ms. Allocated memory was 220.7 MB in the beginning and 539.0 MB in the end (delta: 318.2 MB). Free memory was 185.5 MB in the beginning and 279.0 MB in the end (delta: -93.5 MB). Peak memory consumption was 359.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:54,029 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.93 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.5 MB in the beginning and 162.5 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.78 ms. Allocated memory is still 199.2 MB. Free memory was 162.5 MB in the beginning and 158.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1235.56 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 158.0 MB in the beginning and 185.5 MB in the end (delta: -27.5 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14429.27 ms. Allocated memory was 220.7 MB in the beginning and 539.0 MB in the end (delta: 318.2 MB). Free memory was 185.5 MB in the beginning and 279.0 MB in the end (delta: -93.5 MB). Peak memory consumption was 359.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1005]: 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: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. SAFE Result, 14.3s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 4.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2494 SDtfs, 1983 SDslu, 8134 SDs, 0 SdLazy, 3872 SolverSat, 688 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 630 GetRequests, 514 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1075occurred in iteration=11, 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: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 195 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 2347 PreInvPairs, 2487 NumberOfFragments, 1615 HoareAnnotationTreeSize, 2347 FomulaSimplifications, 5579 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 14233 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1635 NumberOfCodeBlocks, 1635 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1620 ConstructedInterpolants, 0 QuantifiedInterpolants, 319754 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2710 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 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...