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_product43.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:06:08,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:06:08,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:06:08,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:06:08,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:06:08,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:06:08,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:06:08,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:06:08,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:06:08,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:06:08,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:06:08,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:06:08,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:06:08,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:06:08,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:06:08,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:06:08,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:06:08,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:06:08,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:06:08,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:06:08,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:06:08,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:06:08,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:06:08,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:06:08,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:06:08,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:06:08,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:06:08,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:06:08,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:06:08,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:06:08,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:06:08,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:06:08,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:06:08,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:06:08,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:06:08,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:06:08,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:06:08,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:06:08,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:06:08,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:06:08,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:06:08,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 06:06:08,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:06:08,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:06:08,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:06:08,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:06:08,580 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:06:08,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:06:08,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:06:08,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:06:08,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:06:08,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:06:08,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:06:08,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:06:08,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:06:08,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:06:08,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:06:08,583 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:06:08,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:06:08,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:06:08,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:06:08,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:06:08,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:06:08,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:06:08,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:06:08,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:06:08,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:06:08,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:06:08,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:06:08,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:06:08,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:06:08,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:06:08,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:06:08,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:06:08,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:06:08,636 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:06:08,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product43.cil.c [2019-09-08 06:06:08,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b7c6779b/526da6c17f604a84bfbb0ed7b55a3672/FLAGa7de39282 [2019-09-08 06:06:09,136 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:06:09,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product43.cil.c [2019-09-08 06:06:09,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b7c6779b/526da6c17f604a84bfbb0ed7b55a3672/FLAGa7de39282 [2019-09-08 06:06:09,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b7c6779b/526da6c17f604a84bfbb0ed7b55a3672 [2019-09-08 06:06:09,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:06:09,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:06:09,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:06:09,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:06:09,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:06:09,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:06:09" (1/1) ... [2019-09-08 06:06:09,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2051b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:09, skipping insertion in model container [2019-09-08 06:06:09,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:06:09" (1/1) ... [2019-09-08 06:06:09,523 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:06:09,586 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:06:10,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:06:10,103 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:06:10,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:06:10,254 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:06:10,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10 WrapperNode [2019-09-08 06:06:10,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:06:10,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:06:10,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:06:10,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:06:10,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... [2019-09-08 06:06:10,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:06:10,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:06:10,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:06:10,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:06:10,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:06:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:06:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:06:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:06:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:06:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:06:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:06:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:06:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:06:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:06:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:06:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:06:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:06:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:06:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-08 06:06:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:06:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:06:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:06:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:06:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:06:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:06:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-08 06:06:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:06:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:06:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-08 06:06:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:06:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:06:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:06:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:06:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:06:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:06:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:06:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:06:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:06:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:06:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:06:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:06:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:06:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:06:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:06:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:06:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:06:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:06:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:06:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:06:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:06:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:06:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:06:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:06:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:06:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:06:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:06:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:06:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:06:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:06:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:06:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:06:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:06:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:06:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:06:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:06:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:06:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:06:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:06:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:06:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:06:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:06:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:06:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:06:11,442 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:06:11,442 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:06:11,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:06:11 BoogieIcfgContainer [2019-09-08 06:06:11,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:06:11,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:06:11,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:06:11,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:06:11,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:06:09" (1/3) ... [2019-09-08 06:06:11,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43912121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:06:11, skipping insertion in model container [2019-09-08 06:06:11,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:10" (2/3) ... [2019-09-08 06:06:11,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43912121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:06:11, skipping insertion in model container [2019-09-08 06:06:11,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:06:11" (3/3) ... [2019-09-08 06:06:11,471 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product43.cil.c [2019-09-08 06:06:11,480 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:06:11,489 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:06:11,504 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:06:11,533 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:06:11,534 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:06:11,534 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:06:11,535 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:06:11,535 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:06:11,535 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:06:11,535 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:06:11,535 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:06:11,536 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:06:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2019-09-08 06:06:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-08 06:06:11,579 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:11,580 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:11,584 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:11,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:11,590 INFO L82 PathProgramCache]: Analyzing trace with hash 2058113087, now seen corresponding path program 1 times [2019-09-08 06:06:11,592 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:11,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:11,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:11,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:11,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:11,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:11,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:06:11,962 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:06:11,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:06:11,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:06:11,978 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2019-09-08 06:06:12,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:12,019 INFO L93 Difference]: Finished difference Result 252 states and 311 transitions. [2019-09-08 06:06:12,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:06:12,020 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-08 06:06:12,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:12,033 INFO L225 Difference]: With dead ends: 252 [2019-09-08 06:06:12,033 INFO L226 Difference]: Without dead ends: 126 [2019-09-08 06:06:12,038 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:06:12,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-09-08 06:06:12,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2019-09-08 06:06:12,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2019-09-08 06:06:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2019-09-08 06:06:12,092 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 46 [2019-09-08 06:06:12,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:12,093 INFO L475 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2019-09-08 06:06:12,093 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:06:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2019-09-08 06:06:12,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-08 06:06:12,097 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:12,097 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:12,098 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:12,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:12,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1232914971, now seen corresponding path program 1 times [2019-09-08 06:06:12,098 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:12,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:12,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:12,100 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:12,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:12,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:12,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:06:12,228 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:06:12,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:06:12,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:06:12,230 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 3 states. [2019-09-08 06:06:12,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:12,265 INFO L93 Difference]: Finished difference Result 192 states and 223 transitions. [2019-09-08 06:06:12,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:06:12,265 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-08 06:06:12,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:12,268 INFO L225 Difference]: With dead ends: 192 [2019-09-08 06:06:12,268 INFO L226 Difference]: Without dead ends: 117 [2019-09-08 06:06:12,270 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:06:12,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2019-09-08 06:06:12,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2019-09-08 06:06:12,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-09-08 06:06:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2019-09-08 06:06:12,286 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 47 [2019-09-08 06:06:12,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:12,286 INFO L475 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2019-09-08 06:06:12,286 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:06:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2019-09-08 06:06:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-08 06:06:12,289 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:12,289 INFO L399 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] [2019-09-08 06:06:12,289 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:12,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:12,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1264843506, now seen corresponding path program 1 times [2019-09-08 06:06:12,290 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:12,290 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:12,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:12,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:12,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:12,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:12,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:06:12,410 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:06:12,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:06:12,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:06:12,410 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand 7 states. [2019-09-08 06:06:12,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:12,849 INFO L93 Difference]: Finished difference Result 353 states and 423 transitions. [2019-09-08 06:06:12,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:06:12,850 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-09-08 06:06:12,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:12,862 INFO L225 Difference]: With dead ends: 353 [2019-09-08 06:06:12,862 INFO L226 Difference]: Without dead ends: 260 [2019-09-08 06:06:12,864 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:06:12,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2019-09-08 06:06:12,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 240. [2019-09-08 06:06:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2019-09-08 06:06:12,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 286 transitions. [2019-09-08 06:06:12,922 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 286 transitions. Word has length 51 [2019-09-08 06:06:12,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:12,923 INFO L475 AbstractCegarLoop]: Abstraction has 240 states and 286 transitions. [2019-09-08 06:06:12,923 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:06:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 286 transitions. [2019-09-08 06:06:12,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-08 06:06:12,926 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:12,926 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:12,926 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:12,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:12,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1557328557, now seen corresponding path program 1 times [2019-09-08 06:06:12,927 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:12,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:12,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:12,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:12,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:13,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:13,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:06:13,068 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:06:13,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:06:13,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:06:13,069 INFO L87 Difference]: Start difference. First operand 240 states and 286 transitions. Second operand 6 states. [2019-09-08 06:06:13,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:13,287 INFO L93 Difference]: Finished difference Result 657 states and 806 transitions. [2019-09-08 06:06:13,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:06:13,288 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-09-08 06:06:13,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:13,300 INFO L225 Difference]: With dead ends: 657 [2019-09-08 06:06:13,300 INFO L226 Difference]: Without dead ends: 441 [2019-09-08 06:06:13,302 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:06:13,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2019-09-08 06:06:13,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 435. [2019-09-08 06:06:13,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2019-09-08 06:06:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 522 transitions. [2019-09-08 06:06:13,357 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 522 transitions. Word has length 57 [2019-09-08 06:06:13,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:13,359 INFO L475 AbstractCegarLoop]: Abstraction has 435 states and 522 transitions. [2019-09-08 06:06:13,360 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:06:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 522 transitions. [2019-09-08 06:06:13,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-09-08 06:06:13,371 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:13,371 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:13,371 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:13,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:13,371 INFO L82 PathProgramCache]: Analyzing trace with hash 2005186865, now seen corresponding path program 1 times [2019-09-08 06:06:13,372 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:13,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:13,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:13,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:13,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:13,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:13,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:06:13,510 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:06:13,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:06:13,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:06:13,512 INFO L87 Difference]: Start difference. First operand 435 states and 522 transitions. Second operand 7 states. [2019-09-08 06:06:14,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:14,291 INFO L93 Difference]: Finished difference Result 1128 states and 1443 transitions. [2019-09-08 06:06:14,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 06:06:14,292 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-09-08 06:06:14,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:14,299 INFO L225 Difference]: With dead ends: 1128 [2019-09-08 06:06:14,299 INFO L226 Difference]: Without dead ends: 717 [2019-09-08 06:06:14,302 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:06:14,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2019-09-08 06:06:14,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 633. [2019-09-08 06:06:14,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2019-09-08 06:06:14,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 761 transitions. [2019-09-08 06:06:14,383 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 761 transitions. Word has length 61 [2019-09-08 06:06:14,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:14,384 INFO L475 AbstractCegarLoop]: Abstraction has 633 states and 761 transitions. [2019-09-08 06:06:14,384 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:06:14,384 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 761 transitions. [2019-09-08 06:06:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:06:14,388 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:14,388 INFO L399 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] [2019-09-08 06:06:14,389 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:14,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:14,389 INFO L82 PathProgramCache]: Analyzing trace with hash 90269024, now seen corresponding path program 1 times [2019-09-08 06:06:14,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:14,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:14,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:14,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:14,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:14,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:14,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 06:06:14,543 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 06:06:14,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 06:06:14,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:06:14,543 INFO L87 Difference]: Start difference. First operand 633 states and 761 transitions. Second operand 4 states. [2019-09-08 06:06:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:14,812 INFO L93 Difference]: Finished difference Result 2384 states and 3048 transitions. [2019-09-08 06:06:14,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 06:06:14,813 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-09-08 06:06:14,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:14,825 INFO L225 Difference]: With dead ends: 2384 [2019-09-08 06:06:14,825 INFO L226 Difference]: Without dead ends: 1775 [2019-09-08 06:06:14,829 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:06:14,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1775 states. [2019-09-08 06:06:14,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1775 to 1741. [2019-09-08 06:06:14,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2019-09-08 06:06:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2165 transitions. [2019-09-08 06:06:14,942 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2165 transitions. Word has length 93 [2019-09-08 06:06:14,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:14,943 INFO L475 AbstractCegarLoop]: Abstraction has 1741 states and 2165 transitions. [2019-09-08 06:06:14,943 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 06:06:14,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2165 transitions. [2019-09-08 06:06:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:06:14,947 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:14,948 INFO L399 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] [2019-09-08 06:06:14,948 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:14,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:14,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1880670433, now seen corresponding path program 1 times [2019-09-08 06:06:14,948 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:14,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:14,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:14,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:14,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:15,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:15,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:15,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:06:15,013 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:06:15,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:06:15,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:06:15,014 INFO L87 Difference]: Start difference. First operand 1741 states and 2165 transitions. Second operand 6 states. [2019-09-08 06:06:15,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:15,147 INFO L93 Difference]: Finished difference Result 3542 states and 4574 transitions. [2019-09-08 06:06:15,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:06:15,147 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-09-08 06:06:15,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:15,157 INFO L225 Difference]: With dead ends: 3542 [2019-09-08 06:06:15,158 INFO L226 Difference]: Without dead ends: 1825 [2019-09-08 06:06:15,163 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:06:15,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1825 states. [2019-09-08 06:06:15,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1825 to 1801. [2019-09-08 06:06:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1801 states. [2019-09-08 06:06:15,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2229 transitions. [2019-09-08 06:06:15,268 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2229 transitions. Word has length 93 [2019-09-08 06:06:15,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:15,269 INFO L475 AbstractCegarLoop]: Abstraction has 1801 states and 2229 transitions. [2019-09-08 06:06:15,269 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:06:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2229 transitions. [2019-09-08 06:06:15,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:06:15,273 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:15,273 INFO L399 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] [2019-09-08 06:06:15,274 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:15,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:15,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1516903585, now seen corresponding path program 1 times [2019-09-08 06:06:15,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:15,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:15,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:15,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:15,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:15,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:15,372 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:15,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 06:06:15,374 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:06:15,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:06:15,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:06:15,374 INFO L87 Difference]: Start difference. First operand 1801 states and 2229 transitions. Second operand 8 states. [2019-09-08 06:06:15,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:15,479 INFO L93 Difference]: Finished difference Result 3240 states and 4116 transitions. [2019-09-08 06:06:15,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:06:15,479 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-09-08 06:06:15,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:15,488 INFO L225 Difference]: With dead ends: 3240 [2019-09-08 06:06:15,488 INFO L226 Difference]: Without dead ends: 1463 [2019-09-08 06:06:15,497 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:06:15,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1463 states. [2019-09-08 06:06:15,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1463 to 1463. [2019-09-08 06:06:15,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1463 states. [2019-09-08 06:06:15,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1463 states and 1779 transitions. [2019-09-08 06:06:15,588 INFO L78 Accepts]: Start accepts. Automaton has 1463 states and 1779 transitions. Word has length 93 [2019-09-08 06:06:15,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:15,588 INFO L475 AbstractCegarLoop]: Abstraction has 1463 states and 1779 transitions. [2019-09-08 06:06:15,588 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:06:15,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1779 transitions. [2019-09-08 06:06:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-09-08 06:06:15,592 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:15,592 INFO L399 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] [2019-09-08 06:06:15,592 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:15,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:15,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1451570632, now seen corresponding path program 1 times [2019-09-08 06:06:15,593 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:15,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:15,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:15,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:15,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-08 06:06:15,761 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:06:15,761 INFO L223 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) [2019-09-08 06:06:15,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:06:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:15,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:06:15,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:06:16,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:16,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:06:16,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:06:16,230 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:06:16,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:06:16,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:06:16,233 INFO L87 Difference]: Start difference. First operand 1463 states and 1779 transitions. Second operand 19 states. [2019-09-08 06:06:17,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:17,574 INFO L93 Difference]: Finished difference Result 2876 states and 3532 transitions. [2019-09-08 06:06:17,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:06:17,574 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 97 [2019-09-08 06:06:17,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:17,588 INFO L225 Difference]: With dead ends: 2876 [2019-09-08 06:06:17,589 INFO L226 Difference]: Without dead ends: 1437 [2019-09-08 06:06:17,596 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 92 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-08 06:06:17,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2019-09-08 06:06:17,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1437. [2019-09-08 06:06:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1437 states. [2019-09-08 06:06:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1437 states and 1707 transitions. [2019-09-08 06:06:17,686 INFO L78 Accepts]: Start accepts. Automaton has 1437 states and 1707 transitions. Word has length 97 [2019-09-08 06:06:17,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:17,686 INFO L475 AbstractCegarLoop]: Abstraction has 1437 states and 1707 transitions. [2019-09-08 06:06:17,686 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:06:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1707 transitions. [2019-09-08 06:06:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-08 06:06:17,695 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:17,695 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-09-08 06:06:17,695 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:17,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:17,696 INFO L82 PathProgramCache]: Analyzing trace with hash -405492817, now seen corresponding path program 1 times [2019-09-08 06:06:17,696 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:17,696 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:17,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:17,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:17,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 06:06:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 06:06:18,980 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 06:06:19,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:06:19 BoogieIcfgContainer [2019-09-08 06:06:19,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:06:19,171 INFO L168 Benchmark]: Toolchain (without parser) took 9658.68 ms. Allocated memory was 139.5 MB in the beginning and 378.0 MB in the end (delta: 238.6 MB). Free memory was 86.4 MB in the beginning and 77.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 247.7 MB. Max. memory is 7.1 GB. [2019-09-08 06:06:19,172 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 06:06:19,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.32 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.2 MB in the beginning and 164.4 MB in the end (delta: -78.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:06:19,175 INFO L168 Benchmark]: Boogie Preprocessor took 90.51 ms. Allocated memory is still 199.2 MB. Free memory was 164.4 MB in the beginning and 160.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-08 06:06:19,176 INFO L168 Benchmark]: RCFGBuilder took 1098.06 ms. Allocated memory is still 199.2 MB. Free memory was 160.7 MB in the beginning and 77.4 MB in the end (delta: 83.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-09-08 06:06:19,179 INFO L168 Benchmark]: TraceAbstraction took 7721.44 ms. Allocated memory was 199.2 MB in the beginning and 378.0 MB in the end (delta: 178.8 MB). Free memory was 77.4 MB in the beginning and 77.2 MB in the end (delta: 212.2 kB). Peak memory consumption was 179.0 MB. Max. memory is 7.1 GB. [2019-09-08 06:06:19,183 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.32 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.2 MB in the beginning and 164.4 MB in the end (delta: -78.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.51 ms. Allocated memory is still 199.2 MB. Free memory was 164.4 MB in the beginning and 160.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1098.06 ms. Allocated memory is still 199.2 MB. Free memory was 160.7 MB in the beginning and 77.4 MB in the end (delta: 83.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7721.44 ms. Allocated memory was 199.2 MB in the beginning and 378.0 MB in the end (delta: 178.8 MB). Free memory was 77.4 MB in the beginning and 77.2 MB in the end (delta: 212.2 kB). Peak memory consumption was 179.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 405]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L147] int pumpRunning = 0; [L148] int systemActive = 1; [L436] int cleanupTimeShifts = 4; [L704] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L512] int retValue_acc ; [L513] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L517] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L518] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L519] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L927] int retValue_acc ; [L930] retValue_acc = 1 [L931] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L519] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L519] tmp = valid_product() [L521] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L523] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L524] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L503] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L335] int splverifierCounter ; [L336] int tmp ; [L337] int tmp___0 ; [L338] int tmp___1 ; [L339] int tmp___2 ; [L342] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L344] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L346] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L352] tmp = __VERIFIER_nondet_int() [L354] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=5, waterLevel=1] [L356] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L356] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=5, waterLevel=2] [L362] tmp___0 = __VERIFIER_nondet_int() [L364] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=5, tmp___0=0, waterLevel=2] [L372] tmp___2 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=5, tmp___0=0, tmp___2=5, waterLevel=2] [L389] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L155] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L162] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L164] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L184] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L187] COND TRUE ! pumpRunning VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L189] CALL, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L299] int retValue_acc ; [L300] int tmp ; [L301] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L305] CALL, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L127] int retValue_acc ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L130] COND FALSE !(waterLevel < 2) [L134] retValue_acc = 0 [L135] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L305] RET, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterSensorDry()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L305] tmp = isHighWaterSensorDry() [L307] COND FALSE !(\read(tmp)) [L310] tmp___0 = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L312] retValue_acc = tmp___0 [L313] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L189] RET, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterLevel()=1, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L189] tmp = isHighWaterLevel() [L191] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=2] [L193] CALL activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L218] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L222] CALL, EXPR isMethaneAlarm() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L243] int retValue_acc ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L247] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L247] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L247] retValue_acc = isMethaneLevelCritical() [L249] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L222] RET, EXPR isMethaneAlarm() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneAlarm()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L222] tmp = isMethaneAlarm() [L224] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L228] CALL activatePump__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L212] pumpRunning = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L228] RET activatePump__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=0, waterLevel=2] [L193] RET activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L164] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L170] CALL __utac_acc__Specification1_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L411] int tmp ; [L412] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L416] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, retValue_acc=0, systemActive=1, waterLevel=2] [L416] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L416] tmp = isMethaneLevelCritical() [L418] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=0, waterLevel=2] [L170] RET __utac_acc__Specification1_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L389] RET timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=5, tmp___0=0, tmp___2=5, waterLevel=2] [L344] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=5, tmp___0=0, tmp___2=5, waterLevel=2] [L346] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=5, tmp___0=0, tmp___2=5, waterLevel=2] [L352] tmp = __VERIFIER_nondet_int() [L354] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=5, waterLevel=2] [L362] tmp___0 = __VERIFIER_nondet_int() [L364] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=1, tmp___2=5, waterLevel=2] [L366] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L77] COND FALSE !(\read(methaneLevelCritical)) [L80] methaneLevelCritical = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L366] RET changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=1, tmp___2=5, waterLevel=2] [L372] tmp___2 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=1, tmp___2=5, waterLevel=2] [L389] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L155] COND TRUE \read(pumpRunning) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L157] CALL lowerWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L157] RET lowerWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L162] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L164] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L184] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L187] COND FALSE !(! pumpRunning) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L202] FCALL processEnvironment__wrappee__base() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L164] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L170] CALL __utac_acc__Specification1_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L411] int tmp ; [L412] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L416] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=1] [L416] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L416] tmp = isMethaneLevelCritical() [L418] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=1] [L420] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L254] int retValue_acc ; [L257] retValue_acc = pumpRunning [L258] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=1] [L420] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=1] [L420] tmp___0 = isPumpRunning() [L422] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=1] [L424] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L405] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 228 locations, 1 error locations. UNSAFE Result, 7.6s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1464 SDtfs, 907 SDslu, 4844 SDs, 0 SdLazy, 1713 SolverSat, 131 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 126 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1801occurred in iteration=7, 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: 0.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 168 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 867 NumberOfCodeBlocks, 867 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 725 ConstructedInterpolants, 0 QuantifiedInterpolants, 94815 SizeOfPredicates, 3 NumberOfNonLiveVariables, 765 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 13/15 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...