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_spec2_product43.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:07:41,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:07:41,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:07:41,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:07:41,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:07:41,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:07:41,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:07:41,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:07:41,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:07:41,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:07:41,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:07:41,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:07:41,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:07:41,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:07:41,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:07:41,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:07:41,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:07:41,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:07:41,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:07:41,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:07:41,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:07:41,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:07:41,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:07:41,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:07:41,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:07:41,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:07:41,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:07:41,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:07:41,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:07:41,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:07:41,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:07:41,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:07:41,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:07:41,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:07:41,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:07:41,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:07:41,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:07:41,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:07:41,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:07:41,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:07:41,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:07:41,338 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 06:07:41,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:07:41,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:07:41,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:07:41,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:07:41,368 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:07:41,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:07:41,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:07:41,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:07:41,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:07:41,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:07:41,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:07:41,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:07:41,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:07:41,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:07:41,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:07:41,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:07:41,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:07:41,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:07:41,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:07:41,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:07:41,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:07:41,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:07:41,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:07:41,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:07:41,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:07:41,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:07:41,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:07:41,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:07:41,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:07:41,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:07:41,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:07:41,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:07:41,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:07:41,453 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:07:41,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product43.cil.c [2019-09-08 06:07:41,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96dc8d974/538ff38c08544fef9f3d2f5bfff795b6/FLAG25ea96b3e [2019-09-08 06:07:42,084 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:07:42,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product43.cil.c [2019-09-08 06:07:42,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96dc8d974/538ff38c08544fef9f3d2f5bfff795b6/FLAG25ea96b3e [2019-09-08 06:07:42,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96dc8d974/538ff38c08544fef9f3d2f5bfff795b6 [2019-09-08 06:07:42,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:07:42,413 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:07:42,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:07:42,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:07:42,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:07:42,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:07:42" (1/1) ... [2019-09-08 06:07:42,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d62613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:42, skipping insertion in model container [2019-09-08 06:07:42,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:07:42" (1/1) ... [2019-09-08 06:07:42,432 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:07:42,497 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:07:42,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:07:42,949 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:07:43,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:07:43,137 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:07:43,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43 WrapperNode [2019-09-08 06:07:43,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:07:43,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:07:43,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:07:43,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:07:43,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (1/1) ... [2019-09-08 06:07:43,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:07:43,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:07:43,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:07:43,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:07:43,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (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 06:07:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:07:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:07:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:07:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:07:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:07:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:07:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:07:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:07:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:07:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:07:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:07:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:07:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:07:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:07:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:07:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:07:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:07:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:07:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:07:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:07:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:07:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:07:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:07:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:07:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:07:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:07:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:07:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:07:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:07:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:07:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:07:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-08 06:07:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:07:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:07:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:07:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:07:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:07:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:07:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-08 06:07:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:07:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:07:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:07:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:07:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:07:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:07:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:07:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:07:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:07:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:07:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:07:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:07:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:07:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:07:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:07:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:07:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:07:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:07:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:07:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:07:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:07:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:07:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:07:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:07:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:07:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:07:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:07:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:07:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:07:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:07:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:07:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:07:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-08 06:07:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:07:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:07:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:07:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:07:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:07:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-08 06:07:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:07:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:07:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:07:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:07:44,410 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:07:44,411 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:07:44,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:07:44 BoogieIcfgContainer [2019-09-08 06:07:44,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:07:44,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:07:44,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:07:44,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:07:44,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:07:42" (1/3) ... [2019-09-08 06:07:44,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2354c22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:07:44, skipping insertion in model container [2019-09-08 06:07:44,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:07:43" (2/3) ... [2019-09-08 06:07:44,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2354c22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:07:44, skipping insertion in model container [2019-09-08 06:07:44,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:07:44" (3/3) ... [2019-09-08 06:07:44,422 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product43.cil.c [2019-09-08 06:07:44,434 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:07:44,443 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:07:44,461 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:07:44,497 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:07:44,498 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:07:44,498 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:07:44,498 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:07:44,499 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:07:44,499 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:07:44,499 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:07:44,499 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:07:44,499 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:07:44,528 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2019-09-08 06:07:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-08 06:07:44,543 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:44,545 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 06:07:44,550 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:44,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:44,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1550952004, now seen corresponding path program 1 times [2019-09-08 06:07:44,560 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:44,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:44,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:44,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:44,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:44,905 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 06:07:44,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:44,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:07:44,913 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:07:44,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:07:44,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:07:44,931 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2019-09-08 06:07:44,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:44,974 INFO L93 Difference]: Finished difference Result 258 states and 319 transitions. [2019-09-08 06:07:44,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:07:44,976 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-08 06:07:44,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:44,990 INFO L225 Difference]: With dead ends: 258 [2019-09-08 06:07:44,990 INFO L226 Difference]: Without dead ends: 131 [2019-09-08 06:07:44,995 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 06:07:45,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-09-08 06:07:45,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-09-08 06:07:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-09-08 06:07:45,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 153 transitions. [2019-09-08 06:07:45,055 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 153 transitions. Word has length 51 [2019-09-08 06:07:45,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:45,056 INFO L475 AbstractCegarLoop]: Abstraction has 131 states and 153 transitions. [2019-09-08 06:07:45,056 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:07:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2019-09-08 06:07:45,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 06:07:45,060 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:45,060 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] [2019-09-08 06:07:45,061 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:45,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:45,061 INFO L82 PathProgramCache]: Analyzing trace with hash -185895496, now seen corresponding path program 1 times [2019-09-08 06:07:45,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:45,062 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:45,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:45,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:45,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:45,224 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 06:07:45,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:45,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:07:45,227 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:07:45,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:07:45,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:07:45,228 INFO L87 Difference]: Start difference. First operand 131 states and 153 transitions. Second operand 3 states. [2019-09-08 06:07:45,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:45,268 INFO L93 Difference]: Finished difference Result 198 states and 231 transitions. [2019-09-08 06:07:45,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:07:45,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-08 06:07:45,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:45,274 INFO L225 Difference]: With dead ends: 198 [2019-09-08 06:07:45,274 INFO L226 Difference]: Without dead ends: 122 [2019-09-08 06:07:45,276 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 06:07:45,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2019-09-08 06:07:45,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2019-09-08 06:07:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-09-08 06:07:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 141 transitions. [2019-09-08 06:07:45,290 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 141 transitions. Word has length 52 [2019-09-08 06:07:45,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:45,290 INFO L475 AbstractCegarLoop]: Abstraction has 122 states and 141 transitions. [2019-09-08 06:07:45,290 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:07:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 141 transitions. [2019-09-08 06:07:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-08 06:07:45,293 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:45,293 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] [2019-09-08 06:07:45,293 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:45,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:45,294 INFO L82 PathProgramCache]: Analyzing trace with hash 794087253, now seen corresponding path program 1 times [2019-09-08 06:07:45,294 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:45,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:45,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:45,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:45,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:45,431 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 06:07:45,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:45,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:07:45,432 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:07:45,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:07:45,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:07:45,433 INFO L87 Difference]: Start difference. First operand 122 states and 141 transitions. Second operand 7 states. [2019-09-08 06:07:45,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:45,840 INFO L93 Difference]: Finished difference Result 361 states and 435 transitions. [2019-09-08 06:07:45,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:07:45,841 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-08 06:07:45,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:45,846 INFO L225 Difference]: With dead ends: 361 [2019-09-08 06:07:45,846 INFO L226 Difference]: Without dead ends: 267 [2019-09-08 06:07:45,848 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 06:07:45,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2019-09-08 06:07:45,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 247. [2019-09-08 06:07:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2019-09-08 06:07:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 296 transitions. [2019-09-08 06:07:45,906 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 296 transitions. Word has length 56 [2019-09-08 06:07:45,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:45,907 INFO L475 AbstractCegarLoop]: Abstraction has 247 states and 296 transitions. [2019-09-08 06:07:45,907 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:07:45,907 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 296 transitions. [2019-09-08 06:07:45,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-08 06:07:45,911 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:45,911 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, 1] [2019-09-08 06:07:45,911 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:45,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:45,912 INFO L82 PathProgramCache]: Analyzing trace with hash -2145966964, now seen corresponding path program 1 times [2019-09-08 06:07:45,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:45,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:45,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:45,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:45,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:46,099 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 06:07:46,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:46,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:07:46,100 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:07:46,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:07:46,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:07:46,101 INFO L87 Difference]: Start difference. First operand 247 states and 296 transitions. Second operand 6 states. [2019-09-08 06:07:46,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:46,309 INFO L93 Difference]: Finished difference Result 667 states and 822 transitions. [2019-09-08 06:07:46,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:07:46,309 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-08 06:07:46,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:46,317 INFO L225 Difference]: With dead ends: 667 [2019-09-08 06:07:46,317 INFO L226 Difference]: Without dead ends: 448 [2019-09-08 06:07:46,323 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 06:07:46,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2019-09-08 06:07:46,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 442. [2019-09-08 06:07:46,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2019-09-08 06:07:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 532 transitions. [2019-09-08 06:07:46,401 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 532 transitions. Word has length 62 [2019-09-08 06:07:46,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:46,402 INFO L475 AbstractCegarLoop]: Abstraction has 442 states and 532 transitions. [2019-09-08 06:07:46,402 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:07:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 532 transitions. [2019-09-08 06:07:46,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-08 06:07:46,414 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:46,415 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, 1, 1, 1, 1, 1] [2019-09-08 06:07:46,415 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:46,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:46,415 INFO L82 PathProgramCache]: Analyzing trace with hash -664368024, now seen corresponding path program 1 times [2019-09-08 06:07:46,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:46,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:46,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:46,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:46,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:46,575 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 06:07:46,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:46,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:07:46,576 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:07:46,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:07:46,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:07:46,577 INFO L87 Difference]: Start difference. First operand 442 states and 532 transitions. Second operand 7 states. [2019-09-08 06:07:47,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:47,245 INFO L93 Difference]: Finished difference Result 1137 states and 1460 transitions. [2019-09-08 06:07:47,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 06:07:47,246 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-08 06:07:47,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:47,255 INFO L225 Difference]: With dead ends: 1137 [2019-09-08 06:07:47,255 INFO L226 Difference]: Without dead ends: 723 [2019-09-08 06:07:47,257 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 06:07:47,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2019-09-08 06:07:47,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 639. [2019-09-08 06:07:47,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 639 states. [2019-09-08 06:07:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 769 transitions. [2019-09-08 06:07:47,329 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 769 transitions. Word has length 66 [2019-09-08 06:07:47,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:47,330 INFO L475 AbstractCegarLoop]: Abstraction has 639 states and 769 transitions. [2019-09-08 06:07:47,330 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:07:47,330 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 769 transitions. [2019-09-08 06:07:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-09-08 06:07:47,335 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:47,335 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, 1] [2019-09-08 06:07:47,335 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:47,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:47,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1705973146, now seen corresponding path program 1 times [2019-09-08 06:07:47,336 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:47,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:47,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:47,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:47,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:47,481 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 06:07:47,482 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:47,482 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 06:07:47,483 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 06:07:47,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 06:07:47,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:07:47,483 INFO L87 Difference]: Start difference. First operand 639 states and 769 transitions. Second operand 4 states. [2019-09-08 06:07:47,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:47,777 INFO L93 Difference]: Finished difference Result 2396 states and 3068 transitions. [2019-09-08 06:07:47,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 06:07:47,777 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2019-09-08 06:07:47,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:47,791 INFO L225 Difference]: With dead ends: 2396 [2019-09-08 06:07:47,791 INFO L226 Difference]: Without dead ends: 1785 [2019-09-08 06:07:47,794 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 06:07:47,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1785 states. [2019-09-08 06:07:47,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1785 to 1751. [2019-09-08 06:07:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1751 states. [2019-09-08 06:07:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1751 states and 2181 transitions. [2019-09-08 06:07:47,918 INFO L78 Accepts]: Start accepts. Automaton has 1751 states and 2181 transitions. Word has length 98 [2019-09-08 06:07:47,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:47,919 INFO L475 AbstractCegarLoop]: Abstraction has 1751 states and 2181 transitions. [2019-09-08 06:07:47,919 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 06:07:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2181 transitions. [2019-09-08 06:07:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-09-08 06:07:47,927 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:47,927 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, 1] [2019-09-08 06:07:47,928 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:47,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:47,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1619413127, now seen corresponding path program 1 times [2019-09-08 06:07:47,928 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:47,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:47,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:47,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:47,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:48,096 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 06:07:48,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:48,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:07:48,098 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:07:48,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:07:48,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:07:48,098 INFO L87 Difference]: Start difference. First operand 1751 states and 2181 transitions. Second operand 6 states. [2019-09-08 06:07:48,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:48,235 INFO L93 Difference]: Finished difference Result 3558 states and 4602 transitions. [2019-09-08 06:07:48,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:07:48,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2019-09-08 06:07:48,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:48,252 INFO L225 Difference]: With dead ends: 3558 [2019-09-08 06:07:48,253 INFO L226 Difference]: Without dead ends: 1835 [2019-09-08 06:07:48,260 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 06:07:48,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states. [2019-09-08 06:07:48,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1811. [2019-09-08 06:07:48,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-09-08 06:07:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2245 transitions. [2019-09-08 06:07:48,382 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2245 transitions. Word has length 98 [2019-09-08 06:07:48,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:48,383 INFO L475 AbstractCegarLoop]: Abstraction has 1811 states and 2245 transitions. [2019-09-08 06:07:48,383 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:07:48,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2245 transitions. [2019-09-08 06:07:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-09-08 06:07:48,389 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:48,389 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, 1] [2019-09-08 06:07:48,390 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:48,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:48,390 INFO L82 PathProgramCache]: Analyzing trace with hash -429974715, now seen corresponding path program 1 times [2019-09-08 06:07:48,390 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:48,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:48,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:48,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:48,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:48,507 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 06:07:48,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:48,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 06:07:48,509 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:07:48,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:07:48,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:07:48,509 INFO L87 Difference]: Start difference. First operand 1811 states and 2245 transitions. Second operand 8 states. [2019-09-08 06:07:48,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:48,602 INFO L93 Difference]: Finished difference Result 3254 states and 4140 transitions. [2019-09-08 06:07:48,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:07:48,603 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2019-09-08 06:07:48,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:48,612 INFO L225 Difference]: With dead ends: 3254 [2019-09-08 06:07:48,613 INFO L226 Difference]: Without dead ends: 1471 [2019-09-08 06:07:48,619 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 06:07:48,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1471 states. [2019-09-08 06:07:48,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1471 to 1471. [2019-09-08 06:07:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1471 states. [2019-09-08 06:07:48,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1471 states and 1791 transitions. [2019-09-08 06:07:48,713 INFO L78 Accepts]: Start accepts. Automaton has 1471 states and 1791 transitions. Word has length 98 [2019-09-08 06:07:48,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:48,713 INFO L475 AbstractCegarLoop]: Abstraction has 1471 states and 1791 transitions. [2019-09-08 06:07:48,714 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:07:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1791 transitions. [2019-09-08 06:07:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-09-08 06:07:48,718 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:48,718 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, 1, 1, 1, 1, 1] [2019-09-08 06:07:48,718 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:48,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:48,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1139994370, now seen corresponding path program 1 times [2019-09-08 06:07:48,719 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:48,719 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:48,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:48,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:48,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:48,967 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 06:07:48,968 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:07:48,968 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 06:07:49,001 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 06:07:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:49,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:07:49,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:07:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-09-08 06:07:49,362 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:07:49,362 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:07:49,363 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:07:49,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:07:49,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:07:49,366 INFO L87 Difference]: Start difference. First operand 1471 states and 1791 transitions. Second operand 19 states. [2019-09-08 06:07:50,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:50,830 INFO L93 Difference]: Finished difference Result 2888 states and 3552 transitions. [2019-09-08 06:07:50,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:07:50,831 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2019-09-08 06:07:50,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:50,844 INFO L225 Difference]: With dead ends: 2888 [2019-09-08 06:07:50,845 INFO L226 Difference]: Without dead ends: 1445 [2019-09-08 06:07:50,851 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 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 06:07:50,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2019-09-08 06:07:50,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1445. [2019-09-08 06:07:50,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1445 states. [2019-09-08 06:07:50,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 1719 transitions. [2019-09-08 06:07:50,947 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 1719 transitions. Word has length 102 [2019-09-08 06:07:50,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:50,950 INFO L475 AbstractCegarLoop]: Abstraction has 1445 states and 1719 transitions. [2019-09-08 06:07:50,951 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:07:50,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1719 transitions. [2019-09-08 06:07:50,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-09-08 06:07:50,957 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:50,957 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, 1, 1, 1, 1, 1] [2019-09-08 06:07:50,957 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:50,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:50,958 INFO L82 PathProgramCache]: Analyzing trace with hash -194664218, now seen corresponding path program 1 times [2019-09-08 06:07:50,958 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:50,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:50,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:50,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:50,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-08 06:07:51,077 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:07:51,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:07:51,078 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:07:51,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:07:51,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:07:51,079 INFO L87 Difference]: Start difference. First operand 1445 states and 1719 transitions. Second operand 3 states. [2019-09-08 06:07:51,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:51,175 INFO L93 Difference]: Finished difference Result 2230 states and 2715 transitions. [2019-09-08 06:07:51,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:07:51,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2019-09-08 06:07:51,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:51,188 INFO L225 Difference]: With dead ends: 2230 [2019-09-08 06:07:51,188 INFO L226 Difference]: Without dead ends: 2227 [2019-09-08 06:07:51,191 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 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 06:07:51,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states. [2019-09-08 06:07:51,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 1847. [2019-09-08 06:07:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1847 states. [2019-09-08 06:07:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1847 states and 2238 transitions. [2019-09-08 06:07:51,318 INFO L78 Accepts]: Start accepts. Automaton has 1847 states and 2238 transitions. Word has length 137 [2019-09-08 06:07:51,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:51,318 INFO L475 AbstractCegarLoop]: Abstraction has 1847 states and 2238 transitions. [2019-09-08 06:07:51,318 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:07:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2238 transitions. [2019-09-08 06:07:51,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-09-08 06:07:51,326 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:51,326 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:07:51,326 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:51,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:51,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1800351594, now seen corresponding path program 1 times [2019-09-08 06:07:51,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:51,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:51,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:51,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:51,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 47 proven. 7 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-09-08 06:07:51,459 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:07:51,459 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:07:51,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:07:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:51,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 06:07:51,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:07:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-09-08 06:07:51,823 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:07:51,824 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-08 06:07:51,824 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:07:51,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:07:51,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:07:51,825 INFO L87 Difference]: Start difference. First operand 1847 states and 2238 transitions. Second operand 6 states. [2019-09-08 06:07:52,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:52,589 INFO L93 Difference]: Finished difference Result 4234 states and 5439 transitions. [2019-09-08 06:07:52,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:07:52,590 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 183 [2019-09-08 06:07:52,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:52,605 INFO L225 Difference]: With dead ends: 4234 [2019-09-08 06:07:52,605 INFO L226 Difference]: Without dead ends: 2711 [2019-09-08 06:07:52,611 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:07:52,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2711 states. [2019-09-08 06:07:52,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2711 to 2422. [2019-09-08 06:07:52,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2422 states. [2019-09-08 06:07:52,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2422 states and 3001 transitions. [2019-09-08 06:07:52,806 INFO L78 Accepts]: Start accepts. Automaton has 2422 states and 3001 transitions. Word has length 183 [2019-09-08 06:07:52,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:52,807 INFO L475 AbstractCegarLoop]: Abstraction has 2422 states and 3001 transitions. [2019-09-08 06:07:52,809 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:07:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 3001 transitions. [2019-09-08 06:07:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-09-08 06:07:52,820 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:52,820 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:07:52,820 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:52,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:52,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1172670356, now seen corresponding path program 1 times [2019-09-08 06:07:52,821 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:52,821 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:52,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:52,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:52,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-09-08 06:07:53,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:07:53,085 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:07:53,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:07:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:53,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 20 conjunts are in the unsatisfiable core [2019-09-08 06:07:53,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:07:53,368 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-09-08 06:07:53,381 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 06:07:53,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 13 [2019-09-08 06:07:53,382 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 06:07:53,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 06:07:53,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:07:53,383 INFO L87 Difference]: Start difference. First operand 2422 states and 3001 transitions. Second operand 13 states. [2019-09-08 06:07:54,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:54,974 INFO L93 Difference]: Finished difference Result 6922 states and 9830 transitions. [2019-09-08 06:07:54,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:07:54,974 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 183 [2019-09-08 06:07:54,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:55,009 INFO L225 Difference]: With dead ends: 6922 [2019-09-08 06:07:55,009 INFO L226 Difference]: Without dead ends: 4836 [2019-09-08 06:07:55,020 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=169, Invalid=383, Unknown=0, NotChecked=0, Total=552 [2019-09-08 06:07:55,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4836 states. [2019-09-08 06:07:55,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4836 to 4561. [2019-09-08 06:07:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4561 states. [2019-09-08 06:07:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 4561 states and 6276 transitions. [2019-09-08 06:07:55,355 INFO L78 Accepts]: Start accepts. Automaton has 4561 states and 6276 transitions. Word has length 183 [2019-09-08 06:07:55,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:55,355 INFO L475 AbstractCegarLoop]: Abstraction has 4561 states and 6276 transitions. [2019-09-08 06:07:55,356 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 06:07:55,356 INFO L276 IsEmpty]: Start isEmpty. Operand 4561 states and 6276 transitions. [2019-09-08 06:07:55,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-09-08 06:07:55,378 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:55,378 INFO L399 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:07:55,379 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:55,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:55,379 INFO L82 PathProgramCache]: Analyzing trace with hash 629493701, now seen corresponding path program 1 times [2019-09-08 06:07:55,379 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:55,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:55,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:55,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:55,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 58 proven. 33 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-09-08 06:07:55,586 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:07:55,586 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:07:55,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:07:55,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 13 conjunts are in the unsatisfiable core [2019-09-08 06:07:55,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:07:55,969 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-09-08 06:07:55,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:07:55,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 13 [2019-09-08 06:07:55,989 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 06:07:55,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 06:07:55,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:07:55,990 INFO L87 Difference]: Start difference. First operand 4561 states and 6276 transitions. Second operand 13 states. [2019-09-08 06:07:57,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:07:57,785 INFO L93 Difference]: Finished difference Result 11456 states and 16203 transitions. [2019-09-08 06:07:57,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-08 06:07:57,786 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 232 [2019-09-08 06:07:57,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:07:57,837 INFO L225 Difference]: With dead ends: 11456 [2019-09-08 06:07:57,837 INFO L226 Difference]: Without dead ends: 7383 [2019-09-08 06:07:57,855 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 236 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2019-09-08 06:07:57,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7383 states. [2019-09-08 06:07:58,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7383 to 6742. [2019-09-08 06:07:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6742 states. [2019-09-08 06:07:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6742 states to 6742 states and 9317 transitions. [2019-09-08 06:07:58,260 INFO L78 Accepts]: Start accepts. Automaton has 6742 states and 9317 transitions. Word has length 232 [2019-09-08 06:07:58,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:07:58,260 INFO L475 AbstractCegarLoop]: Abstraction has 6742 states and 9317 transitions. [2019-09-08 06:07:58,260 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 06:07:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 6742 states and 9317 transitions. [2019-09-08 06:07:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-09-08 06:07:58,271 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:07:58,271 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:07:58,272 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:07:58,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:07:58,272 INFO L82 PathProgramCache]: Analyzing trace with hash -155772784, now seen corresponding path program 2 times [2019-09-08 06:07:58,272 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:07:58,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:07:58,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:58,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:07:58,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:07:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 06:07:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 06:07:59,191 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 06:07:59,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:07:59 BoogieIcfgContainer [2019-09-08 06:07:59,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:07:59,585 INFO L168 Benchmark]: Toolchain (without parser) took 17170.15 ms. Allocated memory was 134.2 MB in the beginning and 663.2 MB in the end (delta: 529.0 MB). Free memory was 89.0 MB in the beginning and 554.4 MB in the end (delta: -465.4 MB). Peak memory consumption was 430.3 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:59,588 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 06:07:59,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.95 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 88.8 MB in the beginning and 162.4 MB in the end (delta: -73.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:59,596 INFO L168 Benchmark]: Boogie Preprocessor took 116.42 ms. Allocated memory is still 200.3 MB. Free memory was 162.4 MB in the beginning and 158.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:59,597 INFO L168 Benchmark]: RCFGBuilder took 1154.67 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 158.1 MB in the beginning and 190.3 MB in the end (delta: -32.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:59,599 INFO L168 Benchmark]: TraceAbstraction took 15167.09 ms. Allocated memory was 227.5 MB in the beginning and 663.2 MB in the end (delta: 435.7 MB). Free memory was 190.3 MB in the beginning and 554.4 MB in the end (delta: -364.1 MB). Peak memory consumption was 438.2 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:59,612 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.95 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 88.8 MB in the beginning and 162.4 MB in the end (delta: -73.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.42 ms. Allocated memory is still 200.3 MB. Free memory was 162.4 MB in the beginning and 158.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1154.67 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 158.1 MB in the beginning and 190.3 MB in the end (delta: -32.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15167.09 ms. Allocated memory was 227.5 MB in the beginning and 663.2 MB in the end (delta: 435.7 MB). Free memory was 190.3 MB in the beginning and 554.4 MB in the end (delta: -364.1 MB). Peak memory consumption was 438.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 946]: 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; [L310] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L507] int cleanupTimeShifts = 4; [L648] int methAndRunningLastTime ; [L757] int pumpRunning = 0; [L758] int systemActive = 1; [L588] int retValue_acc ; [L589] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L593] FCALL select_helpers() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L594] FCALL select_features() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L595] CALL, EXPR valid_product() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L637] int retValue_acc ; [L640] retValue_acc = 1 [L641] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L595] RET, EXPR valid_product() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L595] tmp = valid_product() [L597] COND TRUE \read(tmp) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L599] FCALL setup() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L600] CALL runTest() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L578] CALL __utac_acc__Specification2_spec__1() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L653] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L578] RET __utac_acc__Specification2_spec__1() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L579] CALL test() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L689] int splverifierCounter ; [L690] int tmp ; [L691] int tmp___0 ; [L692] int tmp___1 ; [L693] int tmp___2 ; [L696] splverifierCounter = 0 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L698] COND TRUE 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L700] COND TRUE splverifierCounter < 4 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L706] tmp = __VERIFIER_nondet_int() [L708] COND TRUE \read(tmp) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=8, waterLevel=1] [L710] CALL waterRise() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L710] RET waterRise() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=8, waterLevel=2] [L716] tmp___0 = __VERIFIER_nondet_int() [L718] COND FALSE !(\read(tmp___0)) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=8, tmp___0=0, waterLevel=2] [L726] tmp___2 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___2) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=8, tmp___0=0, tmp___2=1, waterLevel=2] [L743] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L764] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L771] COND TRUE \read(systemActive) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L773] CALL processEnvironment() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L793] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L796] COND TRUE ! pumpRunning VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L798] CALL, EXPR isHighWaterLevel() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L908] int retValue_acc ; [L909] int tmp ; [L910] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L914] CALL, EXPR isHighWaterSensorDry() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L127] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L130] COND FALSE !(waterLevel < 2) [L134] retValue_acc = 0 [L135] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L914] RET, EXPR isHighWaterSensorDry() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterSensorDry()=0, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L914] tmp = isHighWaterSensorDry() [L916] COND FALSE !(\read(tmp)) [L919] tmp___0 = 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L921] retValue_acc = tmp___0 [L922] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L798] RET, EXPR isHighWaterLevel() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterLevel()=1, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L798] tmp = isHighWaterLevel() [L800] COND TRUE \read(tmp) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=2] [L802] CALL activatePump() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L827] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L831] CALL, EXPR isMethaneAlarm() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L852] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L856] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L856] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L856] retValue_acc = isMethaneLevelCritical() [L858] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L831] RET, EXPR isMethaneAlarm() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneAlarm()=0, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L831] tmp = isMethaneAlarm() [L833] COND FALSE !(\read(tmp)) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L837] CALL activatePump__wrappee__highWaterSensor() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L821] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L837] RET activatePump__wrappee__highWaterSensor() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=0, waterLevel=2] [L802] RET activatePump() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L773] RET processEnvironment() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L779] CALL __utac_acc__Specification2_spec__2() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L658] int tmp ; [L659] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, retValue_acc=0, systemActive=1, waterLevel=2] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) [L681] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=0, waterLevel=2] [L779] RET __utac_acc__Specification2_spec__2() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L743] RET timeShift() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=8, tmp___0=0, tmp___2=1, waterLevel=2] [L698] COND TRUE 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=8, tmp___0=0, tmp___2=1, waterLevel=2] [L700] COND TRUE splverifierCounter < 4 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=8, tmp___0=0, tmp___2=1, waterLevel=2] [L706] tmp = __VERIFIER_nondet_int() [L708] COND FALSE !(\read(tmp)) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=1, waterLevel=2] [L716] tmp___0 = __VERIFIER_nondet_int() [L718] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=2] [L720] CALL changeMethaneLevel() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L77] COND FALSE !(\read(methaneLevelCritical)) [L80] methaneLevelCritical = 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L720] RET changeMethaneLevel() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=2] [L726] tmp___2 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___2) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=2] [L743] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L764] COND TRUE \read(pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L766] CALL lowerWaterLevel() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L766] RET lowerWaterLevel() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L771] COND TRUE \read(systemActive) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L773] CALL processEnvironment() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L793] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L796] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L811] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L773] RET processEnvironment() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L779] CALL __utac_acc__Specification2_spec__2() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L658] int tmp ; [L659] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=1] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L663] tmp = isMethaneLevelCritical() [L665] COND TRUE \read(tmp) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=1] [L667] CALL, EXPR isPumpRunning() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L863] int retValue_acc ; [L866] retValue_acc = pumpRunning [L867] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=1] [L667] RET, EXPR isPumpRunning() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=1, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=1] [L667] tmp___0 = isPumpRunning() [L669] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=1] [L670] COND FALSE !(\read(methAndRunningLastTime)) [L675] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=1] [L779] RET __utac_acc__Specification2_spec__2() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L743] RET timeShift() VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=1] [L698] COND TRUE 1 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=1] [L700] COND TRUE splverifierCounter < 4 VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=1] [L706] tmp = __VERIFIER_nondet_int() [L708] COND FALSE !(\read(tmp)) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=8, tmp___2=1, waterLevel=1] [L716] tmp___0 = __VERIFIER_nondet_int() [L718] COND FALSE !(\read(tmp___0)) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=1, waterLevel=1] [L726] tmp___2 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___2) VAL [\old(methAndRunningLastTime)=0, \old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=1, waterLevel=1] [L743] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L764] COND TRUE \read(pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L766] CALL lowerWaterLevel() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L766] RET lowerWaterLevel() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L771] COND TRUE \read(systemActive) VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L773] CALL processEnvironment() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L793] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L796] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L811] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L773] RET processEnvironment() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L779] CALL __utac_acc__Specification2_spec__2() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L658] int tmp ; [L659] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=0] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L663] tmp = isMethaneLevelCritical() [L665] COND TRUE \read(tmp) VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=0] [L667] CALL, EXPR isPumpRunning() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L863] int retValue_acc ; [L866] retValue_acc = pumpRunning [L867] return (retValue_acc); VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=0] [L667] RET, EXPR isPumpRunning() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=1, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=0] [L667] tmp___0 = isPumpRunning() [L669] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=0] [L670] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=0] [L672] CALL __automaton_fail() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L946] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(methaneLevelCritical)=0, \old(pumpRunning)=1, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 233 locations, 1 error locations. UNSAFE Result, 15.0s OverallTime, 14 OverallIterations, 5 TraceHistogramMax, 7.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2405 SDtfs, 3028 SDslu, 6042 SDs, 0 SdLazy, 4476 SolverSat, 1483 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 874 GetRequests, 753 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6742occurred in iteration=13, 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: 1.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 1753 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2297 NumberOfCodeBlocks, 2297 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2101 ConstructedInterpolants, 0 QuantifiedInterpolants, 520061 SizeOfPredicates, 11 NumberOfNonLiveVariables, 3908 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 818/881 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...