./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ce17648ffa5822f201dca35a60378555aafbd885 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:56:11,437 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:56:11,438 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:56:11,448 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:56:11,448 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:56:11,449 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:56:11,450 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:56:11,451 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:56:11,453 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:56:11,454 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:56:11,454 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:56:11,455 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:56:11,455 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:56:11,456 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:56:11,458 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:56:11,458 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:56:11,459 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:56:11,460 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:56:11,462 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:56:11,463 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:56:11,464 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:56:11,465 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:56:11,467 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:56:11,467 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:56:11,467 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:56:11,468 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:56:11,469 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:56:11,470 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:56:11,471 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:56:11,471 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:56:11,472 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:56:11,472 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:56:11,472 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:56:11,472 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:56:11,473 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:56:11,474 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:56:11,474 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 14:56:11,485 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:56:11,485 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:56:11,486 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:56:11,486 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:56:11,486 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:56:11,487 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:56:11,487 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:56:11,487 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:56:11,487 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:56:11,487 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:56:11,487 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:56:11,487 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:56:11,488 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:56:11,488 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:56:11,488 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:56:11,488 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:56:11,488 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:56:11,488 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:56:11,489 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:56:11,489 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:56:11,490 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:56:11,490 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:56:11,491 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:56:11,491 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:56:11,491 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce17648ffa5822f201dca35a60378555aafbd885 [2018-11-18 14:56:11,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:56:11,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:56:11,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:56:11,525 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:56:11,525 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:56:11,526 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c [2018-11-18 14:56:11,565 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/data/fc1fdfeba/d1b4de6e111a479682f673f22bbaec6b/FLAGb331c2b8d [2018-11-18 14:56:11,964 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:56:11,969 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/sv-benchmarks/c/product-lines/minepump_spec4_product62_true-unreach-call_false-termination.cil.c [2018-11-18 14:56:11,979 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/data/fc1fdfeba/d1b4de6e111a479682f673f22bbaec6b/FLAGb331c2b8d [2018-11-18 14:56:11,991 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/data/fc1fdfeba/d1b4de6e111a479682f673f22bbaec6b [2018-11-18 14:56:11,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:56:11,995 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:56:11,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:56:11,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:56:11,999 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:56:12,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:56:11" (1/1) ... [2018-11-18 14:56:12,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b86b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12, skipping insertion in model container [2018-11-18 14:56:12,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:56:11" (1/1) ... [2018-11-18 14:56:12,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:56:12,040 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:56:12,246 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:56:12,255 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:56:12,365 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:56:12,385 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:56:12,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12 WrapperNode [2018-11-18 14:56:12,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:56:12,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:56:12,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:56:12,386 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:56:12,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... [2018-11-18 14:56:12,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:56:12,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:56:12,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:56:12,446 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:56:12,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/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 [2018-11-18 14:56:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:56:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:56:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:56:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:56:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:56:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:56:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:56:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:56:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:56:12,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:56:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:56:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:56:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:56:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:56:12,494 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:56:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:56:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:56:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:56:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:56:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:56:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:56:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:56:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:56:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:56:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:56:13,521 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:56:13,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:56:13 BoogieIcfgContainer [2018-11-18 14:56:13,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:56:13,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:56:13,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:56:13,524 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:56:13,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:56:11" (1/3) ... [2018-11-18 14:56:13,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274b2d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:56:13, skipping insertion in model container [2018-11-18 14:56:13,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:56:12" (2/3) ... [2018-11-18 14:56:13,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274b2d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:56:13, skipping insertion in model container [2018-11-18 14:56:13,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:56:13" (3/3) ... [2018-11-18 14:56:13,528 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62_true-unreach-call_false-termination.cil.c [2018-11-18 14:56:13,534 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:56:13,539 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:56:13,549 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:56:13,571 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:56:13,571 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:56:13,571 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:56:13,571 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:56:13,572 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:56:13,572 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:56:13,572 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:56:13,572 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:56:13,572 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:56:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states. [2018-11-18 14:56:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:56:13,595 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:13,596 INFO L375 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] [2018-11-18 14:56:13,599 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:13,603 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:13,603 INFO L82 PathProgramCache]: Analyzing trace with hash -918309645, now seen corresponding path program 1 times [2018-11-18 14:56:13,604 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:13,605 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:13,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:13,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:13,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:13,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:13,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:13,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:56:13,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:56:13,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:56:13,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:56:13,819 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 2 states. [2018-11-18 14:56:13,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:13,851 INFO L93 Difference]: Finished difference Result 318 states and 391 transitions. [2018-11-18 14:56:13,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:56:13,853 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:56:13,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:13,864 INFO L225 Difference]: With dead ends: 318 [2018-11-18 14:56:13,864 INFO L226 Difference]: Without dead ends: 159 [2018-11-18 14:56:13,867 INFO L604 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 [2018-11-18 14:56:13,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-11-18 14:56:13,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-11-18 14:56:13,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-18 14:56:13,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 187 transitions. [2018-11-18 14:56:13,901 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 187 transitions. Word has length 46 [2018-11-18 14:56:13,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:13,901 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 187 transitions. [2018-11-18 14:56:13,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:56:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2018-11-18 14:56:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:56:13,903 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:13,903 INFO L375 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] [2018-11-18 14:56:13,903 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:13,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:13,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1074205210, now seen corresponding path program 1 times [2018-11-18 14:56:13,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:13,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:13,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:13,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:13,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:13,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:13,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:56:13,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:56:13,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:56:13,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:56:13,986 INFO L87 Difference]: Start difference. First operand 159 states and 187 transitions. Second operand 3 states. [2018-11-18 14:56:14,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:14,008 INFO L93 Difference]: Finished difference Result 261 states and 307 transitions. [2018-11-18 14:56:14,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:56:14,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:56:14,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:14,011 INFO L225 Difference]: With dead ends: 261 [2018-11-18 14:56:14,011 INFO L226 Difference]: Without dead ends: 149 [2018-11-18 14:56:14,013 INFO L604 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 [2018-11-18 14:56:14,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-18 14:56:14,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-18 14:56:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-18 14:56:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 174 transitions. [2018-11-18 14:56:14,027 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 174 transitions. Word has length 48 [2018-11-18 14:56:14,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:14,028 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 174 transitions. [2018-11-18 14:56:14,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:56:14,028 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 174 transitions. [2018-11-18 14:56:14,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:56:14,030 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:14,031 INFO L375 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] [2018-11-18 14:56:14,031 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:14,031 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:14,031 INFO L82 PathProgramCache]: Analyzing trace with hash -121551241, now seen corresponding path program 1 times [2018-11-18 14:56:14,031 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:14,031 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:14,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:14,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:14,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:14,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:14,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:14,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:56:14,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:56:14,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:56:14,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:56:14,215 INFO L87 Difference]: Start difference. First operand 149 states and 174 transitions. Second operand 7 states. [2018-11-18 14:56:14,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:14,511 INFO L93 Difference]: Finished difference Result 274 states and 325 transitions. [2018-11-18 14:56:14,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:56:14,512 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 14:56:14,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:14,513 INFO L225 Difference]: With dead ends: 274 [2018-11-18 14:56:14,513 INFO L226 Difference]: Without dead ends: 149 [2018-11-18 14:56:14,514 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:56:14,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-18 14:56:14,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-18 14:56:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-18 14:56:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 173 transitions. [2018-11-18 14:56:14,527 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 173 transitions. Word has length 53 [2018-11-18 14:56:14,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:14,527 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 173 transitions. [2018-11-18 14:56:14,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:56:14,528 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 173 transitions. [2018-11-18 14:56:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 14:56:14,529 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:14,530 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:14,530 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:14,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:14,530 INFO L82 PathProgramCache]: Analyzing trace with hash -123528270, now seen corresponding path program 1 times [2018-11-18 14:56:14,530 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:14,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:14,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:14,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:14,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:14,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:14,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:14,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:56:14,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:56:14,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:56:14,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:56:14,615 INFO L87 Difference]: Start difference. First operand 149 states and 173 transitions. Second operand 5 states. [2018-11-18 14:56:15,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:15,009 INFO L93 Difference]: Finished difference Result 393 states and 470 transitions. [2018-11-18 14:56:15,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:56:15,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-11-18 14:56:15,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:15,012 INFO L225 Difference]: With dead ends: 393 [2018-11-18 14:56:15,012 INFO L226 Difference]: Without dead ends: 268 [2018-11-18 14:56:15,013 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:56:15,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-11-18 14:56:15,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 248. [2018-11-18 14:56:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-11-18 14:56:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 278 transitions. [2018-11-18 14:56:15,034 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 278 transitions. Word has length 71 [2018-11-18 14:56:15,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:15,035 INFO L480 AbstractCegarLoop]: Abstraction has 248 states and 278 transitions. [2018-11-18 14:56:15,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:56:15,035 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 278 transitions. [2018-11-18 14:56:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 14:56:15,036 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:15,037 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:15,037 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:15,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:15,038 INFO L82 PathProgramCache]: Analyzing trace with hash 101960087, now seen corresponding path program 1 times [2018-11-18 14:56:15,038 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:15,038 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:15,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:15,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:15,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:15,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:15,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:15,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:56:15,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:56:15,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:56:15,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:56:15,124 INFO L87 Difference]: Start difference. First operand 248 states and 278 transitions. Second operand 8 states. [2018-11-18 14:56:15,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:15,160 INFO L93 Difference]: Finished difference Result 479 states and 551 transitions. [2018-11-18 14:56:15,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:56:15,162 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2018-11-18 14:56:15,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:15,164 INFO L225 Difference]: With dead ends: 479 [2018-11-18 14:56:15,165 INFO L226 Difference]: Without dead ends: 255 [2018-11-18 14:56:15,166 INFO L604 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 [2018-11-18 14:56:15,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-11-18 14:56:15,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 252. [2018-11-18 14:56:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-11-18 14:56:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 282 transitions. [2018-11-18 14:56:15,188 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 282 transitions. Word has length 85 [2018-11-18 14:56:15,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:15,188 INFO L480 AbstractCegarLoop]: Abstraction has 252 states and 282 transitions. [2018-11-18 14:56:15,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:56:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 282 transitions. [2018-11-18 14:56:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 14:56:15,190 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:15,190 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:15,190 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:15,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:15,190 INFO L82 PathProgramCache]: Analyzing trace with hash -599639787, now seen corresponding path program 1 times [2018-11-18 14:56:15,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:15,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:15,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:15,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:15,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:15,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:15,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:15,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 14:56:15,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:56:15,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:56:15,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:56:15,334 INFO L87 Difference]: Start difference. First operand 252 states and 282 transitions. Second operand 10 states. [2018-11-18 14:56:15,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:15,895 INFO L93 Difference]: Finished difference Result 819 states and 985 transitions. [2018-11-18 14:56:15,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:56:15,896 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 85 [2018-11-18 14:56:15,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:15,898 INFO L225 Difference]: With dead ends: 819 [2018-11-18 14:56:15,898 INFO L226 Difference]: Without dead ends: 591 [2018-11-18 14:56:15,899 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:56:15,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-11-18 14:56:15,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 581. [2018-11-18 14:56:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 581 states. [2018-11-18 14:56:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 668 transitions. [2018-11-18 14:56:15,935 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 668 transitions. Word has length 85 [2018-11-18 14:56:15,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:15,936 INFO L480 AbstractCegarLoop]: Abstraction has 581 states and 668 transitions. [2018-11-18 14:56:15,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:56:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 668 transitions. [2018-11-18 14:56:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 14:56:15,940 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:15,940 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:15,940 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:15,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:15,941 INFO L82 PathProgramCache]: Analyzing trace with hash 923166242, now seen corresponding path program 1 times [2018-11-18 14:56:15,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:15,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:15,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:15,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:15,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 14:56:16,043 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:56:16,043 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:56:16,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:16,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:56:16,958 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:16,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:56:16,984 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-18 14:56:16,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:56:16,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:56:16,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-18 14:56:16,985 INFO L87 Difference]: Start difference. First operand 581 states and 668 transitions. Second operand 12 states. [2018-11-18 14:56:19,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:19,411 INFO L93 Difference]: Finished difference Result 1443 states and 1886 transitions. [2018-11-18 14:56:19,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 14:56:19,412 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 154 [2018-11-18 14:56:19,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:19,416 INFO L225 Difference]: With dead ends: 1443 [2018-11-18 14:56:19,416 INFO L226 Difference]: Without dead ends: 886 [2018-11-18 14:56:19,418 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=162, Invalid=650, Unknown=0, NotChecked=0, Total=812 [2018-11-18 14:56:19,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2018-11-18 14:56:19,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 800. [2018-11-18 14:56:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-18 14:56:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 951 transitions. [2018-11-18 14:56:19,469 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 951 transitions. Word has length 154 [2018-11-18 14:56:19,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:19,469 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 951 transitions. [2018-11-18 14:56:19,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:56:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 951 transitions. [2018-11-18 14:56:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 14:56:19,471 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:19,471 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:19,472 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:19,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:19,472 INFO L82 PathProgramCache]: Analyzing trace with hash -1332300225, now seen corresponding path program 1 times [2018-11-18 14:56:19,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:19,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:19,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:19,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:19,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:56:19,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:19,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 14:56:19,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:56:19,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:56:19,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:56:19,654 INFO L87 Difference]: Start difference. First operand 800 states and 951 transitions. Second operand 9 states. [2018-11-18 14:56:20,369 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-11-18 14:56:21,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:21,618 INFO L93 Difference]: Finished difference Result 2156 states and 2620 transitions. [2018-11-18 14:56:21,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 14:56:21,625 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2018-11-18 14:56:21,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:21,633 INFO L225 Difference]: With dead ends: 2156 [2018-11-18 14:56:21,633 INFO L226 Difference]: Without dead ends: 1380 [2018-11-18 14:56:21,635 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:56:21,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2018-11-18 14:56:21,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1377. [2018-11-18 14:56:21,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1377 states. [2018-11-18 14:56:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1377 states and 1621 transitions. [2018-11-18 14:56:21,714 INFO L78 Accepts]: Start accepts. Automaton has 1377 states and 1621 transitions. Word has length 154 [2018-11-18 14:56:21,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:21,715 INFO L480 AbstractCegarLoop]: Abstraction has 1377 states and 1621 transitions. [2018-11-18 14:56:21,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:56:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1621 transitions. [2018-11-18 14:56:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 14:56:21,717 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:21,717 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:21,718 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:21,718 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:21,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1724345123, now seen corresponding path program 1 times [2018-11-18 14:56:21,718 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:21,718 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:21,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:21,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:21,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:56:21,985 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:56:21,985 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:56:22,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:22,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:56:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 14:56:22,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:56:22,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:56:22,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:56:22,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:56:22,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:56:22,222 INFO L87 Difference]: Start difference. First operand 1377 states and 1621 transitions. Second operand 19 states. [2018-11-18 14:56:23,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:23,319 INFO L93 Difference]: Finished difference Result 2554 states and 3052 transitions. [2018-11-18 14:56:23,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:56:23,322 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2018-11-18 14:56:23,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:23,327 INFO L225 Difference]: With dead ends: 2554 [2018-11-18 14:56:23,328 INFO L226 Difference]: Without dead ends: 1339 [2018-11-18 14:56:23,331 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 153 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:56:23,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2018-11-18 14:56:23,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1336. [2018-11-18 14:56:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1336 states. [2018-11-18 14:56:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1336 states and 1565 transitions. [2018-11-18 14:56:23,399 INFO L78 Accepts]: Start accepts. Automaton has 1336 states and 1565 transitions. Word has length 158 [2018-11-18 14:56:23,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:23,399 INFO L480 AbstractCegarLoop]: Abstraction has 1336 states and 1565 transitions. [2018-11-18 14:56:23,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:56:23,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1565 transitions. [2018-11-18 14:56:23,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 14:56:23,402 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:23,403 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:23,403 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:23,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:23,403 INFO L82 PathProgramCache]: Analyzing trace with hash -707155109, now seen corresponding path program 2 times [2018-11-18 14:56:23,403 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:23,403 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:23,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:23,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:23,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:56:23,783 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:56:23,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:56:23,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:56:23,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:56:23,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:56:23,785 INFO L87 Difference]: Start difference. First operand 1336 states and 1565 transitions. Second operand 6 states. [2018-11-18 14:56:23,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:23,973 INFO L93 Difference]: Finished difference Result 1361 states and 1594 transitions. [2018-11-18 14:56:23,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:56:23,974 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2018-11-18 14:56:23,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:23,980 INFO L225 Difference]: With dead ends: 1361 [2018-11-18 14:56:23,980 INFO L226 Difference]: Without dead ends: 1358 [2018-11-18 14:56:23,981 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:56:23,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2018-11-18 14:56:24,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 1336. [2018-11-18 14:56:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1336 states. [2018-11-18 14:56:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1336 states and 1557 transitions. [2018-11-18 14:56:24,047 INFO L78 Accepts]: Start accepts. Automaton has 1336 states and 1557 transitions. Word has length 158 [2018-11-18 14:56:24,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:24,050 INFO L480 AbstractCegarLoop]: Abstraction has 1336 states and 1557 transitions. [2018-11-18 14:56:24,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:56:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1557 transitions. [2018-11-18 14:56:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:56:24,052 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:24,052 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:56:24,053 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:24,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:24,053 INFO L82 PathProgramCache]: Analyzing trace with hash -706117094, now seen corresponding path program 1 times [2018-11-18 14:56:24,053 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:24,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:24,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:24,059 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 14:56:24,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 14:56:24,429 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:56:24,429 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:56:24,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:24,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:56:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:56:24,691 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:56:24,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-18 14:56:24,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 14:56:24,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 14:56:24,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:56:24,692 INFO L87 Difference]: Start difference. First operand 1336 states and 1557 transitions. Second operand 14 states. [2018-11-18 14:56:26,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:26,432 INFO L93 Difference]: Finished difference Result 2938 states and 3611 transitions. [2018-11-18 14:56:26,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 14:56:26,433 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 176 [2018-11-18 14:56:26,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:26,448 INFO L225 Difference]: With dead ends: 2938 [2018-11-18 14:56:26,448 INFO L226 Difference]: Without dead ends: 1764 [2018-11-18 14:56:26,452 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 14:56:26,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states. [2018-11-18 14:56:26,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1492. [2018-11-18 14:56:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1492 states. [2018-11-18 14:56:26,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1492 states and 1714 transitions. [2018-11-18 14:56:26,542 INFO L78 Accepts]: Start accepts. Automaton has 1492 states and 1714 transitions. Word has length 176 [2018-11-18 14:56:26,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:26,542 INFO L480 AbstractCegarLoop]: Abstraction has 1492 states and 1714 transitions. [2018-11-18 14:56:26,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 14:56:26,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1714 transitions. [2018-11-18 14:56:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 14:56:26,548 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:56:26,548 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 14:56:26,549 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:56:26,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:56:26,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1734812218, now seen corresponding path program 1 times [2018-11-18 14:56:26,549 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:56:26,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:56:26,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:26,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:26,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:56:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:26,771 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 45 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 14:56:26,771 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:56:26,771 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/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 [2018-11-18 14:56:26,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:56:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:56:26,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:56:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 14:56:27,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:56:27,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 14:56:27,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 14:56:27,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 14:56:27,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:56:27,146 INFO L87 Difference]: Start difference. First operand 1492 states and 1714 transitions. Second operand 13 states. [2018-11-18 14:56:27,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:56:27,233 INFO L93 Difference]: Finished difference Result 2029 states and 2332 transitions. [2018-11-18 14:56:27,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:56:27,234 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 247 [2018-11-18 14:56:27,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:56:27,235 INFO L225 Difference]: With dead ends: 2029 [2018-11-18 14:56:27,235 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:56:27,238 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:56:27,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:56:27,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:56:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:56:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:56:27,238 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 247 [2018-11-18 14:56:27,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:56:27,239 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:56:27,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 14:56:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:56:27,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:56:27,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:56:27,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:27,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:56:28,006 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 19 [2018-11-18 14:56:28,472 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 21 [2018-11-18 14:56:28,846 WARN L180 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-18 14:56:28,952 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 25 [2018-11-18 14:56:29,269 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 19 [2018-11-18 14:56:29,401 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-18 14:56:29,767 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2018-11-18 14:56:31,113 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2018-11-18 14:56:31,233 INFO L425 ceAbstractionStarter]: For program point L639(lines 616 640) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 592 647) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L623(lines 623 627) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L623-1(lines 623 627) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L617-1(lines 617 638) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 592 647) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L617-3(lines 617 638) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 592 647) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L700(lines 673 701) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 648 707) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 648 707) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 684) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L680-1(lines 680 684) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L674-1(lines 674 699) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point L674-3(lines 674 699) no Hoare annotation was computed. [2018-11-18 14:56:31,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 648 707) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point L693(line 693) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point L693-1(line 693) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point L675(line 675) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-18 14:56:31,235 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 380 404) the Hoare annotation is: true [2018-11-18 14:56:31,235 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 380 404) no Hoare annotation was computed. [2018-11-18 14:56:31,236 INFO L421 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (< ~waterLevel~0 2) .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,236 INFO L425 ceAbstractionStarter]: For program point L392(lines 392 398) no Hoare annotation was computed. [2018-11-18 14:56:31,236 INFO L421 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (< ~waterLevel~0 2) .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,236 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-18 14:56:31,236 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 401) no Hoare annotation was computed. [2018-11-18 14:56:31,236 INFO L425 ceAbstractionStarter]: For program point L388-1(lines 380 404) no Hoare annotation was computed. [2018-11-18 14:56:31,236 INFO L428 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-11-18 14:56:31,236 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 516 538) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,236 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 516 538) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L421 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,237 INFO L421 ceAbstractionStarter]: At program point L528-1(line 528) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 533) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 526 533) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 516 538) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L421 ceAbstractionStarter]: At program point L523(line 523) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,237 INFO L421 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,237 INFO L421 ceAbstractionStarter]: At program point L522-1(line 522) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 475 498) no Hoare annotation was computed. [2018-11-18 14:56:31,237 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 475 498) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 475 498) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2018-11-18 14:56:31,238 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 14:56:31,239 INFO L421 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (= |old(~pumpRunning~0)| 0) .cse2 .cse3))) [2018-11-18 14:56:31,239 INFO L425 ceAbstractionStarter]: For program point L211-1(lines 192 216) no Hoare annotation was computed. [2018-11-18 14:56:31,239 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 192 216) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:56:31,239 INFO L421 ceAbstractionStarter]: At program point L206(line 206) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:56:31,239 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 192 216) no Hoare annotation was computed. [2018-11-18 14:56:31,239 INFO L421 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment__wrappee__methaneQuery_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse0 .cse1))) [2018-11-18 14:56:31,239 INFO L425 ceAbstractionStarter]: For program point L200(lines 200 208) no Hoare annotation was computed. [2018-11-18 14:56:31,239 INFO L421 ceAbstractionStarter]: At program point L198(line 198) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,239 INFO L425 ceAbstractionStarter]: For program point L198-1(line 198) no Hoare annotation was computed. [2018-11-18 14:56:31,239 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 213) no Hoare annotation was computed. [2018-11-18 14:56:31,239 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 287 295) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 287 295) the Hoare annotation is: true [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 287 295) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 351 369) the Hoare annotation is: true [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 364) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L428 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: true [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L360-2(lines 360 364) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 351 369) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 351 369) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 323) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 323) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 311) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 296 331) no Hoare annotation was computed. [2018-11-18 14:56:31,240 INFO L425 ceAbstractionStarter]: For program point L303-2(lines 303 311) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 296 331) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point L326(line 326) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point L326-1(line 326) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 296 331) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 546 591) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 546 591) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 546 591) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 859 904) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point L879(lines 879 886) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 859 904) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point L873(lines 873 893) no Hoare annotation was computed. [2018-11-18 14:56:31,241 INFO L425 ceAbstractionStarter]: For program point L873-1(lines 873 893) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 859 904) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 506 515) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 506 515) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 506 515) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 276 286) the Hoare annotation is: true [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 276 286) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L428 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: true [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point L281-1(line 281) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 276 286) no Hoare annotation was computed. [2018-11-18 14:56:31,242 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 268 275) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (= |old(~pumpRunning~0)| 0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-18 14:56:31,242 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 268 275) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 268 275) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point L989(lines 989 995) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 985 998) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 985 998) the Hoare annotation is: true [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 985 998) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L421 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse1 .cse2) (or .cse5 .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point L224-1(line 224) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 239) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 218 242) no Hoare annotation was computed. [2018-11-18 14:56:31,243 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 218 242) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,244 INFO L421 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| 0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse4 .cse1 .cse3))) [2018-11-18 14:56:31,244 INFO L425 ceAbstractionStarter]: For program point L237-1(lines 218 242) no Hoare annotation was computed. [2018-11-18 14:56:31,244 INFO L421 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 14:56:31,244 INFO L421 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse2 .cse0 .cse1 (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:56:31,244 INFO L425 ceAbstractionStarter]: For program point L226(lines 226 234) no Hoare annotation was computed. [2018-11-18 14:56:31,244 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 158 164) no Hoare annotation was computed. [2018-11-18 14:56:31,244 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 158 164) the Hoare annotation is: true [2018-11-18 14:56:31,244 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,244 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 64 111) no Hoare annotation was computed. [2018-11-18 14:56:31,244 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2018-11-18 14:56:31,245 INFO L421 ceAbstractionStarter]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:56:31,245 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2018-11-18 14:56:31,245 INFO L421 ceAbstractionStarter]: At program point L102-2(lines 94 107) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse6 (<= 1 ~waterLevel~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse1 .cse2 .cse3))) [2018-11-18 14:56:31,245 INFO L425 ceAbstractionStarter]: For program point L65(lines 64 111) no Hoare annotation was computed. [2018-11-18 14:56:31,245 INFO L421 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse6 (<= 1 ~waterLevel~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse1 .cse2 .cse3))) [2018-11-18 14:56:31,245 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 107) no Hoare annotation was computed. [2018-11-18 14:56:31,245 INFO L421 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse3 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse4 (= ~methaneLevelCritical~0 1) .cse1 .cse2))) [2018-11-18 14:56:31,245 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 90) no Hoare annotation was computed. [2018-11-18 14:56:31,245 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2018-11-18 14:56:31,245 INFO L421 ceAbstractionStarter]: At program point L109(lines 64 111) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse3 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse4 (= ~methaneLevelCritical~0 1) .cse1 .cse2))) [2018-11-18 14:56:31,246 INFO L421 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse4 (= ~methaneLevelCritical~0 1) .cse1 .cse2))) [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 840) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point L827(lines 827 847) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point L827-1(lines 827 847) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 813 858) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 813 858) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 813 858) no Hoare annotation was computed. [2018-11-18 14:56:31,246 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 243 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 243 250) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 243 250) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 999 1007) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 999 1007) the Hoare annotation is: true [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 999 1007) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 969) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point L961-2(lines 961 969) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 953 975) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 953 975) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 953 975) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 410 419) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2018-11-18 14:56:31,247 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 806) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 710 812) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L760(lines 759 779) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L791(line 791) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L791-1(line 791) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L756(lines 756 797) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 710 812) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 738) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L798(lines 798 809) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 765) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L759-1(lines 759 779) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point L759-3(lines 759 779) no Hoare annotation was computed. [2018-11-18 14:56:31,248 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 710 812) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point L780(lines 758 781) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point L739(lines 739 755) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L421 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point L256-1(line 256) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 251 267) no Hoare annotation was computed. [2018-11-18 14:56:31,249 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 251 267) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,249 INFO L421 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and (= activatePump_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,249 INFO L425 ceAbstractionStarter]: For program point L262-1(lines 251 267) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 264) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 332 350) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 332 350) the Hoare annotation is: true [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 345) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 332 350) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L428 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: true [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point L341-2(lines 341 345) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 976 984) the Hoare annotation is: true [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 976 984) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 976 984) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 932 943) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (or (< ~waterLevel~0 2) .cse2)) (or .cse0 .cse3 .cse4 .cse2 .cse1) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse2))) [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point L936-1(lines 932 943) no Hoare annotation was computed. [2018-11-18 14:56:31,250 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 932 943) no Hoare annotation was computed. [2018-11-18 14:56:31,251 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,251 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,251 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,251 INFO L421 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< |old(~waterLevel~0)| 1)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse7 (or (< |old(~waterLevel~0)| 2) .cse4))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse5 .cse6 .cse7) (or .cse0 .cse6 .cse7)))) [2018-11-18 14:56:31,251 INFO L421 ceAbstractionStarter]: At program point L145(lines 145 151) the Hoare annotation is: (let ((.cse9 (not (= ~systemActive~0 1)))) (let ((.cse4 (or (< |old(~waterLevel~0)| 2) .cse9)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (< |old(~waterLevel~0)| 1)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse4 (and .cse0 .cse1)) (or (<= 2 |old(~waterLevel~0)|) .cse6 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) .cse7) .cse8 .cse9 .cse3) (or .cse5 .cse6 .cse8 .cse9 (and .cse2 .cse7))))) [2018-11-18 14:56:31,251 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 134 157) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< |old(~waterLevel~0)| 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (or (< |old(~waterLevel~0)| 2) .cse4))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse2 .cse0 .cse6) (or .cse2 .cse5 .cse6)))) [2018-11-18 14:56:31,251 INFO L421 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (or (< |old(~waterLevel~0)| 2) .cse6)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse5 .cse6) (or .cse4 .cse5 .cse6 .cse3)))) [2018-11-18 14:56:31,251 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 134 157) no Hoare annotation was computed. [2018-11-18 14:56:31,251 INFO L425 ceAbstractionStarter]: For program point L138(lines 137 156) no Hoare annotation was computed. [2018-11-18 14:56:31,251 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 134 157) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 445 474) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point L459(lines 459 463) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L428 ceAbstractionStarter]: At program point L459-1(lines 459 463) the Hoare annotation is: true [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point L455-1(lines 455 469) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L428 ceAbstractionStarter]: At program point L455-3(lines 455 469) the Hoare annotation is: true [2018-11-18 14:56:31,252 INFO L428 ceAbstractionStarter]: At program point L451(line 451) the Hoare annotation is: true [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point L451-1(line 451) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 445 474) the Hoare annotation is: true [2018-11-18 14:56:31,252 INFO L428 ceAbstractionStarter]: At program point L470(lines 445 474) the Hoare annotation is: true [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-18 14:56:31,252 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 944 952) the Hoare annotation is: true [2018-11-18 14:56:31,252 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 944 952) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 944 952) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point L912-1(lines 908 919) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 908 919) the Hoare annotation is: (let ((.cse1 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse0))) [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 908 919) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 499 505) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 499 505) the Hoare annotation is: true [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-11-18 14:56:31,253 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 370 377) no Hoare annotation was computed. [2018-11-18 14:56:31,253 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 370 377) the Hoare annotation is: (let ((.cse3 (not (= |old(~systemActive~0)| 1)))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< ~waterLevel~0 1)) (.cse0 (= ~systemActive~0 1)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse5 (or (< ~waterLevel~0 2) .cse3))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse4 .cse5) (or .cse6 .cse1 .cse0 .cse2 .cse3) (or .cse0 .cse6 .cse5)))) [2018-11-18 14:56:31,254 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 370 377) no Hoare annotation was computed. [2018-11-18 14:56:31,254 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 166 190) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:56:31,254 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 166 190) no Hoare annotation was computed. [2018-11-18 14:56:31,254 INFO L421 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 14:56:31,254 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 166 190) no Hoare annotation was computed. [2018-11-18 14:56:31,254 INFO L421 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-18 14:56:31,254 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse5 .cse6)) (.cse3 (< ~waterLevel~0 2)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse1 .cse5 .cse6 .cse7)))) [2018-11-18 14:56:31,254 INFO L425 ceAbstractionStarter]: For program point L174(lines 174 182) no Hoare annotation was computed. [2018-11-18 14:56:31,254 INFO L421 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 14:56:31,254 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-18 14:56:31,255 INFO L425 ceAbstractionStarter]: For program point L170(lines 170 187) no Hoare annotation was computed. [2018-11-18 14:56:31,255 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 920 931) no Hoare annotation was computed. [2018-11-18 14:56:31,255 INFO L425 ceAbstractionStarter]: For program point L924-1(lines 920 931) no Hoare annotation was computed. [2018-11-18 14:56:31,255 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 920 931) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< |old(~waterLevel~0)| 2)) (.cse7 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (or .cse1 .cse2))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse4 (<= 2 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 1) .cse0 .cse5) (or .cse2 .cse6 .cse7 .cse3) (or .cse4 .cse6 .cse7 .cse5)))) [2018-11-18 14:56:31,255 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 14:56:31,255 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 14:56:31,255 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 14:56:31,255 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 14:56:31,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:56:31 BoogieIcfgContainer [2018-11-18 14:56:31,273 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:56:31,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:56:31,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:56:31,274 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:56:31,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:56:13" (3/4) ... [2018-11-18 14:56:31,277 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:56:31,284 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:56:31,285 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:56:31,286 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:56:31,287 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:56:31,287 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:56:31,287 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 14:56:31,287 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:56:31,287 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:56:31,295 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 14:56:31,295 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:56:31,296 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:56:31,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) [2018-11-18 14:56:31,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:56:31,374 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_be176444-6da2-475f-92dc-a48b6c42c4e4/bin-2019/uautomizer/witness.graphml [2018-11-18 14:56:31,374 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:56:31,375 INFO L168 Benchmark]: Toolchain (without parser) took 19380.49 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 476.6 MB). Free memory was 955.8 MB in the beginning and 1.0 GB in the end (delta: -79.1 MB). Peak memory consumption was 397.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:56:31,375 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:56:31,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:56:31,376 INFO L168 Benchmark]: Boogie Preprocessor took 58.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:56:31,376 INFO L168 Benchmark]: RCFGBuilder took 1075.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.1 MB in the end (delta: 94.1 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:56:31,376 INFO L168 Benchmark]: TraceAbstraction took 17751.40 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 363.9 MB). Free memory was 984.5 MB in the beginning and 1.0 GB in the end (delta: -64.6 MB). Peak memory consumption was 477.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:56:31,376 INFO L168 Benchmark]: Witness Printer took 100.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:56:31,378 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 390.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1075.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.1 MB in the end (delta: 94.1 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17751.40 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 363.9 MB). Free memory was 984.5 MB in the beginning and 1.0 GB in the end (delta: -64.6 MB). Peak memory consumption was 477.8 MB. Max. memory is 11.5 GB. * Witness Printer took 100.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 261 locations, 1 error locations. SAFE Result, 17.6s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 8.9s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2551 SDtfs, 2689 SDslu, 9659 SDs, 0 SdLazy, 7276 SolverSat, 1142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 937 GetRequests, 773 SyntacticMatches, 2 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1492occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 419 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 2979 PreInvPairs, 3071 NumberOfFragments, 2324 HoareAnnotationTreeSize, 2979 FomulaSimplifications, 7038 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 71 FomulaSimplificationsInter, 12998 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2170 NumberOfCodeBlocks, 2170 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2154 ConstructedInterpolants, 0 QuantifiedInterpolants, 520461 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3437 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 551/598 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...