./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 023bd19a3cee0a73a15679923c85e228e629b6a0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:11:19,406 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:11:19,407 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:11:19,413 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:11:19,413 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:11:19,414 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:11:19,414 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:11:19,415 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:11:19,416 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:11:19,416 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:11:19,417 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:11:19,417 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:11:19,417 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:11:19,418 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:11:19,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:11:19,419 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:11:19,419 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:11:19,420 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:11:19,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:11:19,422 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:11:19,422 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:11:19,423 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:11:19,424 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:11:19,424 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:11:19,424 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:11:19,425 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:11:19,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:11:19,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:11:19,426 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:11:19,427 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:11:19,427 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:11:19,427 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:11:19,427 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:11:19,427 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:11:19,428 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:11:19,428 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:11:19,428 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 16:11:19,435 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:11:19,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:11:19,436 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:11:19,436 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:11:19,436 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 16:11:19,437 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 16:11:19,437 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 16:11:19,438 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:11:19,438 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:11:19,438 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:11:19,438 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:11:19,438 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:11:19,438 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:11:19,439 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:11:19,439 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:11:19,440 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:11:19,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:11:19,441 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 16:11:19,441 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan 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 -> Taipan 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 -> 023bd19a3cee0a73a15679923c85e228e629b6a0 [2018-12-08 16:11:19,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:11:19,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:11:19,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:11:19,469 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:11:19,469 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:11:19,469 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-12-08 16:11:19,505 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/data/848464a71/b63268ae525c4e22b954bb349646501e/FLAG23a8c6a7e [2018-12-08 16:11:19,943 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:11:19,943 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-12-08 16:11:19,949 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/data/848464a71/b63268ae525c4e22b954bb349646501e/FLAG23a8c6a7e [2018-12-08 16:11:19,957 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/data/848464a71/b63268ae525c4e22b954bb349646501e [2018-12-08 16:11:19,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:11:19,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:11:19,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:11:19,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:11:19,965 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:11:19,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:11:19" (1/1) ... [2018-12-08 16:11:19,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f304bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:19, skipping insertion in model container [2018-12-08 16:11:19,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:11:19" (1/1) ... [2018-12-08 16:11:19,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:11:19,997 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:11:20,146 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:11:20,154 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:11:20,249 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:11:20,267 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:11:20,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20 WrapperNode [2018-12-08 16:11:20,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:11:20,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:11:20,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:11:20,268 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:11:20,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:11:20,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:11:20,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:11:20,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:11:20,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... [2018-12-08 16:11:20,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:11:20,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:11:20,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:11:20,311 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:11:20,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/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 [2018-12-08 16:11:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 16:11:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 16:11:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 16:11:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 16:11:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 16:11:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 16:11:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 16:11:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 16:11:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 16:11:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 16:11:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 16:11:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 16:11:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 16:11:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 16:11:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 16:11:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 16:11:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 16:11:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 16:11:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 16:11:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 16:11:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 16:11:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 16:11:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 16:11:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:11:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:11:20,626 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:11:20,627 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 16:11:20,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:11:20 BoogieIcfgContainer [2018-12-08 16:11:20,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:11:20,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:11:20,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:11:20,630 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:11:20,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:11:19" (1/3) ... [2018-12-08 16:11:20,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1aa0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:11:20, skipping insertion in model container [2018-12-08 16:11:20,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:11:20" (2/3) ... [2018-12-08 16:11:20,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1aa0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:11:20, skipping insertion in model container [2018-12-08 16:11:20,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:11:20" (3/3) ... [2018-12-08 16:11:20,633 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-12-08 16:11:20,640 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:11:20,645 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 16:11:20,654 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 16:11:20,672 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:11:20,672 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:11:20,672 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:11:20,672 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:11:20,672 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:11:20,673 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:11:20,673 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:11:20,673 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:11:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-12-08 16:11:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 16:11:20,693 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:20,693 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:20,695 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:20,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:20,698 INFO L82 PathProgramCache]: Analyzing trace with hash 1193107826, now seen corresponding path program 1 times [2018-12-08 16:11:20,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:20,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:20,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:20,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:20,727 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:20,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:20,849 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 16:11:20,849 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:20,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 16:11:20,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 16:11:20,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 16:11:20,862 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2018-12-08 16:11:20,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:20,887 INFO L93 Difference]: Finished difference Result 276 states and 339 transitions. [2018-12-08 16:11:20,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 16:11:20,888 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-08 16:11:20,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:20,895 INFO L225 Difference]: With dead ends: 276 [2018-12-08 16:11:20,895 INFO L226 Difference]: Without dead ends: 140 [2018-12-08 16:11:20,897 INFO L631 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 [2018-12-08 16:11:20,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-12-08 16:11:20,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-12-08 16:11:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-12-08 16:11:20,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 163 transitions. [2018-12-08 16:11:20,928 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 163 transitions. Word has length 59 [2018-12-08 16:11:20,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:20,928 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 163 transitions. [2018-12-08 16:11:20,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 16:11:20,928 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 163 transitions. [2018-12-08 16:11:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 16:11:20,930 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:20,930 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:20,931 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:20,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:20,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1324910100, now seen corresponding path program 1 times [2018-12-08 16:11:20,931 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:20,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:20,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:20,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:20,932 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:20,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:20,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 16:11:20,993 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:20,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:11:20,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:11:20,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:11:20,994 INFO L87 Difference]: Start difference. First operand 140 states and 163 transitions. Second operand 3 states. [2018-12-08 16:11:21,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:21,007 INFO L93 Difference]: Finished difference Result 221 states and 257 transitions. [2018-12-08 16:11:21,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:11:21,008 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-08 16:11:21,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:21,009 INFO L225 Difference]: With dead ends: 221 [2018-12-08 16:11:21,009 INFO L226 Difference]: Without dead ends: 131 [2018-12-08 16:11:21,010 INFO L631 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 [2018-12-08 16:11:21,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-12-08 16:11:21,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-12-08 16:11:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-12-08 16:11:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 151 transitions. [2018-12-08 16:11:21,017 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 151 transitions. Word has length 60 [2018-12-08 16:11:21,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:21,018 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 151 transitions. [2018-12-08 16:11:21,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:11:21,018 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2018-12-08 16:11:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 16:11:21,019 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:21,019 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:21,019 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:21,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:21,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1608851056, now seen corresponding path program 1 times [2018-12-08 16:11:21,019 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:21,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:21,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:21,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:21,020 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:21,100 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:21,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 16:11:21,101 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:21,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 16:11:21,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 16:11:21,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 16:11:21,102 INFO L87 Difference]: Start difference. First operand 131 states and 151 transitions. Second operand 7 states. [2018-12-08 16:11:21,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:21,248 INFO L93 Difference]: Finished difference Result 234 states and 275 transitions. [2018-12-08 16:11:21,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 16:11:21,249 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-08 16:11:21,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:21,250 INFO L225 Difference]: With dead ends: 234 [2018-12-08 16:11:21,250 INFO L226 Difference]: Without dead ends: 131 [2018-12-08 16:11:21,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:11:21,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-12-08 16:11:21,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-12-08 16:11:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-12-08 16:11:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 150 transitions. [2018-12-08 16:11:21,259 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 150 transitions. Word has length 65 [2018-12-08 16:11:21,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:21,260 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 150 transitions. [2018-12-08 16:11:21,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 16:11:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 150 transitions. [2018-12-08 16:11:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 16:11:21,262 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:21,262 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:21,262 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:21,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:21,263 INFO L82 PathProgramCache]: Analyzing trace with hash -552400475, now seen corresponding path program 1 times [2018-12-08 16:11:21,263 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:21,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:21,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:21,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:21,264 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:21,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:21,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 16:11:21,328 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:21,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 16:11:21,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 16:11:21,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 16:11:21,329 INFO L87 Difference]: Start difference. First operand 131 states and 150 transitions. Second operand 5 states. [2018-12-08 16:11:21,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:21,632 INFO L93 Difference]: Finished difference Result 340 states and 409 transitions. [2018-12-08 16:11:21,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 16:11:21,632 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-12-08 16:11:21,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:21,633 INFO L225 Difference]: With dead ends: 340 [2018-12-08 16:11:21,633 INFO L226 Difference]: Without dead ends: 237 [2018-12-08 16:11:21,634 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-08 16:11:21,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-12-08 16:11:21,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 218. [2018-12-08 16:11:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-12-08 16:11:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 249 transitions. [2018-12-08 16:11:21,647 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 249 transitions. Word has length 78 [2018-12-08 16:11:21,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:21,647 INFO L480 AbstractCegarLoop]: Abstraction has 218 states and 249 transitions. [2018-12-08 16:11:21,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 16:11:21,647 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 249 transitions. [2018-12-08 16:11:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 16:11:21,648 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:21,648 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:21,648 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:21,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:21,649 INFO L82 PathProgramCache]: Analyzing trace with hash 807032952, now seen corresponding path program 1 times [2018-12-08 16:11:21,649 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:21,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:21,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:21,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:21,649 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 16:11:21,721 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:21,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 16:11:21,721 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:21,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 16:11:21,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 16:11:21,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 16:11:21,722 INFO L87 Difference]: Start difference. First operand 218 states and 249 transitions. Second operand 7 states. [2018-12-08 16:11:22,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:22,065 INFO L93 Difference]: Finished difference Result 426 states and 503 transitions. [2018-12-08 16:11:22,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 16:11:22,065 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-12-08 16:11:22,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:22,067 INFO L225 Difference]: With dead ends: 426 [2018-12-08 16:11:22,067 INFO L226 Difference]: Without dead ends: 236 [2018-12-08 16:11:22,068 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-08 16:11:22,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-12-08 16:11:22,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 217. [2018-12-08 16:11:22,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2018-12-08 16:11:22,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 246 transitions. [2018-12-08 16:11:22,086 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 246 transitions. Word has length 92 [2018-12-08 16:11:22,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:22,087 INFO L480 AbstractCegarLoop]: Abstraction has 217 states and 246 transitions. [2018-12-08 16:11:22,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 16:11:22,087 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 246 transitions. [2018-12-08 16:11:22,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:11:22,088 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:22,088 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:22,088 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:22,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:22,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1265633517, now seen corresponding path program 1 times [2018-12-08 16:11:22,089 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:22,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:22,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,090 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:22,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:22,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 16:11:22,151 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:22,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 16:11:22,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 16:11:22,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 16:11:22,152 INFO L87 Difference]: Start difference. First operand 217 states and 246 transitions. Second operand 6 states. [2018-12-08 16:11:22,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:22,174 INFO L93 Difference]: Finished difference Result 411 states and 474 transitions. [2018-12-08 16:11:22,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 16:11:22,175 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-12-08 16:11:22,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:22,177 INFO L225 Difference]: With dead ends: 411 [2018-12-08 16:11:22,177 INFO L226 Difference]: Without dead ends: 222 [2018-12-08 16:11:22,178 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 16:11:22,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-12-08 16:11:22,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2018-12-08 16:11:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-12-08 16:11:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 251 transitions. [2018-12-08 16:11:22,194 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 251 transitions. Word has length 93 [2018-12-08 16:11:22,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:22,194 INFO L480 AbstractCegarLoop]: Abstraction has 222 states and 251 transitions. [2018-12-08 16:11:22,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 16:11:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 251 transitions. [2018-12-08 16:11:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:11:22,196 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:22,196 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:22,196 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:22,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:22,196 INFO L82 PathProgramCache]: Analyzing trace with hash -564033643, now seen corresponding path program 1 times [2018-12-08 16:11:22,197 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:22,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:22,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,197 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:22,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:22,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:22,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 16:11:22,268 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:22,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 16:11:22,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 16:11:22,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 16:11:22,269 INFO L87 Difference]: Start difference. First operand 222 states and 251 transitions. Second operand 8 states. [2018-12-08 16:11:22,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:22,315 INFO L93 Difference]: Finished difference Result 423 states and 491 transitions. [2018-12-08 16:11:22,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 16:11:22,315 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-12-08 16:11:22,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:22,317 INFO L225 Difference]: With dead ends: 423 [2018-12-08 16:11:22,317 INFO L226 Difference]: Without dead ends: 229 [2018-12-08 16:11:22,318 INFO L631 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 [2018-12-08 16:11:22,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-12-08 16:11:22,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 226. [2018-12-08 16:11:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-12-08 16:11:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 255 transitions. [2018-12-08 16:11:22,330 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 255 transitions. Word has length 93 [2018-12-08 16:11:22,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:22,330 INFO L480 AbstractCegarLoop]: Abstraction has 226 states and 255 transitions. [2018-12-08 16:11:22,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 16:11:22,330 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 255 transitions. [2018-12-08 16:11:22,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 16:11:22,331 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:22,331 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:22,332 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:22,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:22,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1161447254, now seen corresponding path program 1 times [2018-12-08 16:11:22,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:22,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:22,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,333 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:22,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:22,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 16:11:22,396 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:22,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 16:11:22,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 16:11:22,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:11:22,397 INFO L87 Difference]: Start difference. First operand 226 states and 255 transitions. Second operand 4 states. [2018-12-08 16:11:22,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:22,530 INFO L93 Difference]: Finished difference Result 661 states and 782 transitions. [2018-12-08 16:11:22,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 16:11:22,530 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-12-08 16:11:22,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:22,532 INFO L225 Difference]: With dead ends: 661 [2018-12-08 16:11:22,532 INFO L226 Difference]: Without dead ends: 463 [2018-12-08 16:11:22,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 16:11:22,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-12-08 16:11:22,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 454. [2018-12-08 16:11:22,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2018-12-08 16:11:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 526 transitions. [2018-12-08 16:11:22,549 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 526 transitions. Word has length 93 [2018-12-08 16:11:22,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:22,549 INFO L480 AbstractCegarLoop]: Abstraction has 454 states and 526 transitions. [2018-12-08 16:11:22,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 16:11:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 526 transitions. [2018-12-08 16:11:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-08 16:11:22,550 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:22,550 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:22,550 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:22,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:22,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1531166756, now seen corresponding path program 1 times [2018-12-08 16:11:22,550 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:22,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:22,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:22,551 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 16:11:22,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:22,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 16:11:22,636 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:22,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:11:22,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:11:22,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-08 16:11:22,637 INFO L87 Difference]: Start difference. First operand 454 states and 526 transitions. Second operand 9 states. [2018-12-08 16:11:23,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:23,153 INFO L93 Difference]: Finished difference Result 1193 states and 1446 transitions. [2018-12-08 16:11:23,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 16:11:23,154 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2018-12-08 16:11:23,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:23,157 INFO L225 Difference]: With dead ends: 1193 [2018-12-08 16:11:23,157 INFO L226 Difference]: Without dead ends: 839 [2018-12-08 16:11:23,158 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-08 16:11:23,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-12-08 16:11:23,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 758. [2018-12-08 16:11:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-12-08 16:11:23,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 868 transitions. [2018-12-08 16:11:23,191 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 868 transitions. Word has length 97 [2018-12-08 16:11:23,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:23,191 INFO L480 AbstractCegarLoop]: Abstraction has 758 states and 868 transitions. [2018-12-08 16:11:23,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:11:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 868 transitions. [2018-12-08 16:11:23,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 16:11:23,193 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:23,193 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:23,193 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:23,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:23,194 INFO L82 PathProgramCache]: Analyzing trace with hash 2143872012, now seen corresponding path program 1 times [2018-12-08 16:11:23,194 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:23,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:23,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:23,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:23,195 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:11:23,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:23,303 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:11:23,304 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-12-08 16:11:23,305 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [49], [50], [54], [56], [57], [60], [63], [65], [71], [75], [78], [79], [83], [84], [85], [86], [95], [99], [103], [106], [109], [111], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [277], [278], [279], [280], [281], [282], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-12-08 16:11:23,329 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:11:23,329 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:11:24,399 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:11:24,400 INFO L272 AbstractInterpreter]: Visited 124 different actions 649 times. Merged at 16 different actions 56 times. Never widened. Performed 21242 root evaluator evaluations with a maximum evaluation depth of 3. Performed 21242 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 2 different actions. Largest state had 135 variables. [2018-12-08 16:11:24,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:24,405 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:11:24,405 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:24,405 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/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 [2018-12-08 16:11:24,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:24,411 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:11:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:24,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:11:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:11:24,575 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:11:24,768 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 16:11:24,791 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:11:24,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-08 16:11:24,791 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:11:24,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 16:11:24,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 16:11:24,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-08 16:11:24,792 INFO L87 Difference]: Start difference. First operand 758 states and 868 transitions. Second operand 16 states. [2018-12-08 16:11:25,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:25,402 INFO L93 Difference]: Finished difference Result 1728 states and 2055 transitions. [2018-12-08 16:11:25,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-08 16:11:25,403 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2018-12-08 16:11:25,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:25,405 INFO L225 Difference]: With dead ends: 1728 [2018-12-08 16:11:25,406 INFO L226 Difference]: Without dead ends: 1068 [2018-12-08 16:11:25,408 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 306 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=188, Invalid=934, Unknown=0, NotChecked=0, Total=1122 [2018-12-08 16:11:25,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2018-12-08 16:11:25,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 924. [2018-12-08 16:11:25,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 924 states. [2018-12-08 16:11:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1068 transitions. [2018-12-08 16:11:25,443 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1068 transitions. Word has length 157 [2018-12-08 16:11:25,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:25,443 INFO L480 AbstractCegarLoop]: Abstraction has 924 states and 1068 transitions. [2018-12-08 16:11:25,443 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 16:11:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1068 transitions. [2018-12-08 16:11:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 16:11:25,446 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:25,446 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-08 16:11:25,446 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:25,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:25,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1618516790, now seen corresponding path program 1 times [2018-12-08 16:11:25,447 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:25,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:25,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:25,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:25,447 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:25,550 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-08 16:11:25,551 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:25,551 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:11:25,551 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 278 with the following transitions: [2018-12-08 16:11:25,551 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [49], [50], [54], [56], [57], [58], [59], [60], [63], [65], [68], [71], [75], [78], [79], [83], [84], [85], [86], [95], [99], [103], [106], [109], [111], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [243], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-12-08 16:11:25,553 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:11:25,553 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:11:26,808 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:11:26,808 INFO L272 AbstractInterpreter]: Visited 130 different actions 854 times. Merged at 20 different actions 93 times. Never widened. Performed 32201 root evaluator evaluations with a maximum evaluation depth of 3. Performed 32201 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 19 fixpoints after 5 different actions. Largest state had 135 variables. [2018-12-08 16:11:26,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:26,810 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:11:26,810 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:26,810 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/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 [2018-12-08 16:11:26,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:26,816 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:11:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:26,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:11:27,084 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 203 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 16:11:27,084 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:11:27,532 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 79 proven. 33 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 16:11:27,547 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:11:27,547 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-12-08 16:11:27,547 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:11:27,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 16:11:27,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 16:11:27,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-12-08 16:11:27,548 INFO L87 Difference]: Start difference. First operand 924 states and 1068 transitions. Second operand 19 states. [2018-12-08 16:11:30,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:30,195 INFO L93 Difference]: Finished difference Result 3462 states and 4817 transitions. [2018-12-08 16:11:30,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-12-08 16:11:30,195 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 277 [2018-12-08 16:11:30,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:30,203 INFO L225 Difference]: With dead ends: 3462 [2018-12-08 16:11:30,203 INFO L226 Difference]: Without dead ends: 2574 [2018-12-08 16:11:30,206 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 546 SyntacticMatches, 9 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=760, Invalid=3932, Unknown=0, NotChecked=0, Total=4692 [2018-12-08 16:11:30,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2574 states. [2018-12-08 16:11:30,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2574 to 1763. [2018-12-08 16:11:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2018-12-08 16:11:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 1970 transitions. [2018-12-08 16:11:30,286 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 1970 transitions. Word has length 277 [2018-12-08 16:11:30,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:30,286 INFO L480 AbstractCegarLoop]: Abstraction has 1763 states and 1970 transitions. [2018-12-08 16:11:30,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 16:11:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 1970 transitions. [2018-12-08 16:11:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-08 16:11:30,289 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:30,290 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 16:11:30,290 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:30,290 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:30,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1904969754, now seen corresponding path program 1 times [2018-12-08 16:11:30,290 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:30,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:30,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:30,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:30,291 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 98 proven. 53 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-08 16:11:30,412 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:30,412 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:11:30,412 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 294 with the following transitions: [2018-12-08 16:11:30,412 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [48], [49], [50], [54], [56], [57], [58], [59], [60], [63], [65], [68], [71], [75], [78], [79], [83], [84], [85], [86], [95], [99], [103], [106], [109], [111], [114], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [159], [161], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-12-08 16:11:30,415 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:11:30,416 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:11:33,343 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:11:33,343 INFO L272 AbstractInterpreter]: Visited 135 different actions 2098 times. Merged at 24 different actions 272 times. Widened at 1 different actions 1 times. Performed 82394 root evaluator evaluations with a maximum evaluation depth of 3. Performed 82394 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 72 fixpoints after 6 different actions. Largest state had 135 variables. [2018-12-08 16:11:33,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:33,345 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:11:33,345 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:33,345 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/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 [2018-12-08 16:11:33,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:33,352 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:11:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:33,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:11:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 238 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 16:11:33,526 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:11:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 98 proven. 53 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-08 16:11:33,875 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:11:33,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-12-08 16:11:33,875 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:11:33,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-08 16:11:33,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-08 16:11:33,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-08 16:11:33,876 INFO L87 Difference]: Start difference. First operand 1763 states and 1970 transitions. Second operand 20 states. [2018-12-08 16:11:34,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:34,513 INFO L93 Difference]: Finished difference Result 3326 states and 3735 transitions. [2018-12-08 16:11:34,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 16:11:34,513 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 293 [2018-12-08 16:11:34,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:34,519 INFO L225 Difference]: With dead ends: 3326 [2018-12-08 16:11:34,519 INFO L226 Difference]: Without dead ends: 1767 [2018-12-08 16:11:34,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 619 GetRequests, 581 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-12-08 16:11:34,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1767 states. [2018-12-08 16:11:34,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1767 to 1763. [2018-12-08 16:11:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2018-12-08 16:11:34,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 1965 transitions. [2018-12-08 16:11:34,599 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 1965 transitions. Word has length 293 [2018-12-08 16:11:34,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:34,599 INFO L480 AbstractCegarLoop]: Abstraction has 1763 states and 1965 transitions. [2018-12-08 16:11:34,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-08 16:11:34,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 1965 transitions. [2018-12-08 16:11:34,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-12-08 16:11:34,604 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:34,604 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 16:11:34,604 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:34,604 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:34,604 INFO L82 PathProgramCache]: Analyzing trace with hash 621717995, now seen corresponding path program 1 times [2018-12-08 16:11:34,604 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:34,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:34,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:34,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:34,605 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:34,760 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-08 16:11:34,761 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:34,761 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:11:34,761 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 295 with the following transitions: [2018-12-08 16:11:34,761 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [48], [49], [50], [54], [56], [57], [58], [59], [60], [63], [65], [68], [71], [75], [78], [79], [83], [84], [85], [86], [95], [99], [103], [106], [109], [111], [114], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [159], [161], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-12-08 16:11:34,764 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:11:34,764 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:11:36,593 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:11:36,593 INFO L272 AbstractInterpreter]: Visited 136 different actions 1365 times. Merged at 25 different actions 176 times. Never widened. Performed 53071 root evaluator evaluations with a maximum evaluation depth of 3. Performed 53071 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 56 fixpoints after 6 different actions. Largest state had 135 variables. [2018-12-08 16:11:36,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:36,597 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:11:36,597 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:11:36,597 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/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 [2018-12-08 16:11:36,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:36,603 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:11:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:36,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:11:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 166 proven. 16 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-12-08 16:11:36,732 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:11:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 98 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-12-08 16:11:37,082 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:11:37,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-12-08 16:11:37,082 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:11:37,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 16:11:37,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 16:11:37,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-12-08 16:11:37,083 INFO L87 Difference]: Start difference. First operand 1763 states and 1965 transitions. Second operand 14 states. [2018-12-08 16:11:38,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:38,097 INFO L93 Difference]: Finished difference Result 3810 states and 4628 transitions. [2018-12-08 16:11:38,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-08 16:11:38,097 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 294 [2018-12-08 16:11:38,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:38,107 INFO L225 Difference]: With dead ends: 3810 [2018-12-08 16:11:38,108 INFO L226 Difference]: Without dead ends: 2823 [2018-12-08 16:11:38,111 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 581 SyntacticMatches, 21 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=419, Invalid=1063, Unknown=0, NotChecked=0, Total=1482 [2018-12-08 16:11:38,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2018-12-08 16:11:38,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2177. [2018-12-08 16:11:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2177 states. [2018-12-08 16:11:38,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 2177 states and 2431 transitions. [2018-12-08 16:11:38,244 INFO L78 Accepts]: Start accepts. Automaton has 2177 states and 2431 transitions. Word has length 294 [2018-12-08 16:11:38,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:38,245 INFO L480 AbstractCegarLoop]: Abstraction has 2177 states and 2431 transitions. [2018-12-08 16:11:38,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 16:11:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2431 transitions. [2018-12-08 16:11:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-12-08 16:11:38,248 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:11:38,248 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:11:38,248 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:11:38,248 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:11:38,248 INFO L82 PathProgramCache]: Analyzing trace with hash 201171439, now seen corresponding path program 1 times [2018-12-08 16:11:38,248 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:11:38,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:38,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:11:38,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:11:38,249 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:11:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:11:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2018-12-08 16:11:38,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:11:38,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 16:11:38,417 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:11:38,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 16:11:38,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 16:11:38,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-08 16:11:38,418 INFO L87 Difference]: Start difference. First operand 2177 states and 2431 transitions. Second operand 8 states. [2018-12-08 16:11:38,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:11:38,665 INFO L93 Difference]: Finished difference Result 3607 states and 4070 transitions. [2018-12-08 16:11:38,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 16:11:38,666 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 363 [2018-12-08 16:11:38,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:11:38,667 INFO L225 Difference]: With dead ends: 3607 [2018-12-08 16:11:38,667 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 16:11:38,673 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-12-08 16:11:38,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 16:11:38,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 16:11:38,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 16:11:38,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 16:11:38,674 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2018-12-08 16:11:38,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:11:38,674 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 16:11:38,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 16:11:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 16:11:38,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:11:38,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 16:11:38,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,924 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 106 [2018-12-08 16:11:38,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:38,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,453 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 138 [2018-12-08 16:11:39,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,844 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 138 [2018-12-08 16:11:39,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:39,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:11:40,205 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 26 [2018-12-08 16:11:40,393 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 31 [2018-12-08 16:11:40,543 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 26 [2018-12-08 16:11:40,736 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 45 [2018-12-08 16:11:41,204 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 38 [2018-12-08 16:11:41,726 WARN L180 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 38 [2018-12-08 16:11:42,620 WARN L180 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 55 [2018-12-08 16:11:43,232 WARN L180 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 1 [2018-12-08 16:11:43,823 WARN L180 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 41 [2018-12-08 16:11:44,630 WARN L180 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 48 [2018-12-08 16:11:44,841 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 34 [2018-12-08 16:11:45,706 WARN L180 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 63 [2018-12-08 16:11:45,935 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 43 [2018-12-08 16:11:46,627 WARN L180 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 39 [2018-12-08 16:11:46,817 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-12-08 16:11:47,167 WARN L180 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-12-08 16:11:47,293 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2018-12-08 16:11:47,481 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 30 [2018-12-08 16:11:47,839 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 41 [2018-12-08 16:11:47,981 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 49 [2018-12-08 16:11:48,143 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2018-12-08 16:11:48,320 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 46 [2018-12-08 16:11:48,465 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 29 [2018-12-08 16:11:48,692 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 33 [2018-12-08 16:11:50,061 WARN L180 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 186 DAG size of output: 69 [2018-12-08 16:11:50,224 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 880 886) the Hoare annotation is: true [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 880 886) no Hoare annotation was computed. [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 887 895) no Hoare annotation was computed. [2018-12-08 16:11:50,224 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 887 895) the Hoare annotation is: true [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 887 895) no Hoare annotation was computed. [2018-12-08 16:11:50,224 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 158 165) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 158 165) no Hoare annotation was computed. [2018-12-08 16:11:50,224 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 166 175) the Hoare annotation is: (let ((.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or (not (= 1 ~pumpRunning~0)) .cse2 .cse1 .cse3 .cse4) (or (or .cse5 .cse1) (or .cse6 .cse0 (< 2 ~waterLevel~0) .cse2)) (or .cse6 (< 1 ~waterLevel~0) .cse0 .cse5 .cse2) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 0 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-08 16:11:50,224 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 166 175) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 166 175) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L444 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse2 .cse3 .cse1) (or .cse4 .cse0 .cse1 .cse5 (not .cse3)) (or .cse2 .cse4 .cse1 .cse5))) [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 195) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 198) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L444 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~1)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse5 (not .cse6)) (or .cse7 .cse4 .cse3 .cse1 .cse5) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse7 .cse6 .cse1 .cse4) (or .cse7 .cse1 .cse5 .cse2))) [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L184-1(lines 176 204) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L451 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 176 204) the Hoare annotation is: true [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 176 204) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-12-08 16:11:50,225 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 16:11:50,225 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 16:11:50,225 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 16:11:50,226 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 16:11:50,226 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 789 797) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 789 797) the Hoare annotation is: true [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 789 797) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 873 879) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 873 879) the Hoare annotation is: true [2018-12-08 16:11:50,226 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-12-08 16:11:50,226 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 778 788) the Hoare annotation is: true [2018-12-08 16:11:50,226 INFO L451 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-12-08 16:11:50,226 INFO L448 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 778 788) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 778 788) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 770 777) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= ~methaneLevelCritical~0 0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 770 777) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 770 777) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 737 761) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse4 (or .cse0 .cse3 .cse1 .cse2)))) [2018-12-08 16:11:50,227 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 737 761) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse1 (or .cse0 .cse4 .cse2 .cse3)))) [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point L756-1(lines 737 761) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L444 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2018-12-08 16:11:50,227 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse3 .cse0 .cse1))) [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point L745(lines 745 753) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L444 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 758) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 655 668) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L448 ceAbstractionStarter]: For program point L659(lines 659 665) no Hoare annotation was computed. [2018-12-08 16:11:50,227 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 655 668) the Hoare annotation is: true [2018-12-08 16:11:50,228 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 655 668) no Hoare annotation was computed. [2018-12-08 16:11:50,228 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 703 709) no Hoare annotation was computed. [2018-12-08 16:11:50,228 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 703 709) the Hoare annotation is: true [2018-12-08 16:11:50,228 INFO L444 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 0)) (.cse6 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (not (= |old(~systemActive~0)| 1)) (and (and (= 2 ~waterLevel~0) .cse2 .cse3) .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse5 .cse2 .cse6 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and .cse0 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse6 .cse3) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 2) .cse4 .cse2 .cse3))) [2018-12-08 16:11:50,228 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 897 962) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 16:11:50,228 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 933) no Hoare annotation was computed. [2018-12-08 16:11:50,228 INFO L448 ceAbstractionStarter]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2018-12-08 16:11:50,228 INFO L444 ceAbstractionStarter]: At program point L952(lines 907 954) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (<= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 (= 0 ~pumpRunning~0) .cse4 .cse5) (and .cse7 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse8 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (or (and .cse7 .cse0 .cse8 .cse2 .cse4 .cse5) (and .cse7 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse8 .cse2 .cse4) .cse0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-12-08 16:11:50,228 INFO L444 ceAbstractionStarter]: At program point L919(line 919) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse2 .cse4) .cse1 .cse3) (and .cse6 .cse7 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 (and (= 0 ~methaneLevelCritical~0) (and (not (= ~switchedOnBeforeTS~0 0)) .cse2 .cse4) .cse0)))) [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 897 962) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 923) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point L917-1(lines 917 923) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point L909(lines 909 913) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L444 ceAbstractionStarter]: At program point L955(lines 906 956) 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))) [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point L945(lines 945 949) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L444 ceAbstractionStarter]: At program point L945-2(lines 937 950) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 1) .cse0 .cse1 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (let ((.cse4 (<= ~waterLevel~0 2))) (or (and .cse4 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 .cse1))) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point L908(lines 907 954) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L444 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 1) .cse0 .cse1 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (let ((.cse4 (<= ~waterLevel~0 2))) (or (and .cse4 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 .cse1))) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 950) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 897 962) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2018-12-08 16:11:50,229 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 762 769) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 834 852) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L451 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 834 852) the Hoare annotation is: true [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 834 852) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 646 654) the Hoare annotation is: true [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 646 654) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 646 654) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 602 613) the Hoare annotation is: (let ((.cse7 (= |old(~methaneLevelCritical~0)| 0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse5 (or .cse0 .cse2 .cse9)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse4 (not .cse7)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse10 (< 2 ~waterLevel~0))) (and (or (< 0 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse4) (or (or .cse5 .cse4) .cse1) (or .cse6 (or .cse7 .cse5)) (or .cse7 .cse8 .cse2 .cse6 .cse9) (or .cse1 (or .cse10 (or .cse8 .cse2) .cse4)) (or .cse6 (and (or .cse0 .cse7 .cse10 .cse2 .cse3) (or (< ~switchedOnBeforeTS~0 1) .cse0 .cse7 .cse10 .cse2)))))) [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 602 613) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 614 622) the Hoare annotation is: true [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 614 622) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 614 622) no Hoare annotation was computed. [2018-12-08 16:11:50,230 INFO L444 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse15 (or .cse13 .cse7)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (and .cse11 .cse12 .cse3 .cse4)) (.cse2 (or (< 2 |old(~waterLevel~0)|) .cse15 (not .cse14))) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse10 (or .cse14 .cse15)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and .cse11 .cse3 .cse4)) (.cse8 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3 .cse4) .cse1 .cse2) (or .cse5 (or .cse6 .cse7 .cse8)) (or .cse9 .cse5 (and (or .cse6 .cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse6 .cse7))) (or .cse9 .cse10 (and (<= ~waterLevel~0 0) .cse3 .cse4)) (or .cse0 .cse10 .cse11) (or .cse6 .cse7 .cse12 .cse5) (or (or (or .cse7 .cse8) .cse13) (and (= 1 ~waterLevel~0) .cse3 .cse4)))))) [2018-12-08 16:11:50,231 INFO L444 ceAbstractionStarter]: At program point L690(lines 690 696) the Hoare annotation is: (let ((.cse19 (= ~systemActive~0 1))) (let ((.cse20 (= ~methaneLevelCritical~0 0)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not .cse19))) (let ((.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse13 (= 0 ~pumpRunning~0)) (.cse15 (< 2 |old(~waterLevel~0)|)) (.cse21 (or .cse11 .cse9)) (.cse18 (not .cse20)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (and .cse6 .cse17 .cse4 .cse5)) (.cse2 (or .cse15 .cse21 .cse18)) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse14 (or .cse20 .cse21)) (.cse16 (and .cse12 (not (= |old(~pumpRunning~0)| 0)) .cse18 .cse13 .cse6 (<= ~waterLevel~0 0) .cse19)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (and .cse6 .cse4 .cse5))) (and (or .cse0 .cse1 .cse2) (or (and .cse3 .cse4 .cse5) .cse1 .cse2) (or (and (= ~pumpRunning~0 1) .cse6) .cse7 (or .cse8 .cse9 .cse10)) (or (< 1 |old(~waterLevel~0)|) .cse7 (and (or .cse8 .cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse8 .cse9))) (or (or (or .cse9 .cse10) .cse11) (= 1 ~waterLevel~0)) (or (and .cse12 .cse3 .cse13) .cse14 .cse15 .cse16) (or .cse0 .cse14 .cse16) (or .cse8 .cse9 .cse17 .cse7)))))) [2018-12-08 16:11:50,231 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 676 702) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse4 (and .cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (< 0 |old(~waterLevel~0)|)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse12 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 .cse7 .cse8) (or .cse4 (or .cse9 (or .cse5 .cse3))) (or .cse2 .cse4 .cse3 .cse8) (or (or .cse10 .cse6) (or .cse0 .cse2 .cse9 .cse3)) (or .cse0 .cse11 .cse2 .cse10 .cse3) (or .cse2 .cse6 .cse3 .cse7 .cse8) (or .cse2 .cse6 .cse3 .cse7 .cse12) (or .cse11 .cse2 .cse3 .cse7 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse7) (or (and (<= ~pumpRunning~0 0) .cse13 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse3 .cse12))))) [2018-12-08 16:11:50,231 INFO L444 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse2 .cse1) (or .cse0 .cse2 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point L683(lines 679 701) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 676 702) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point L681(lines 679 701) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 676 702) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-12-08 16:11:50,231 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-12-08 16:11:50,231 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-12-08 16:11:50,231 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-12-08 16:11:50,231 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 578 589) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (< 2 |old(~waterLevel~0)|) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~pumpRunning~0))) [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 578 589) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L444 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) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-08 16:11:50,232 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 853 860) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 853 860) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or (< ~switchedOnBeforeTS~0 1) (< 0 ~waterLevel~0) .cse0 .cse1 .cse2) (or (< 1 ~waterLevel~0) .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))) (or .cse2 (or (< 2 ~waterLevel~0) (or (not (= 1 ~pumpRunning~0)) .cse1))) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))))) [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 853 860) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 711 735) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse4 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse1 (or .cse0 .cse4 .cse2 .cse3)))) [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 711 735) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L444 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-08 16:11:50,232 INFO L448 ceAbstractionStarter]: For program point L730-1(lines 711 735) no Hoare annotation was computed. [2018-12-08 16:11:50,232 INFO L444 ceAbstractionStarter]: At program point L725(line 725) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse4 .cse2 .cse3 .cse1 .cse0) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 16:11:50,233 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2))))))) [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 727) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L444 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: (let ((.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse3 .cse4 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse4 (or .cse0 .cse3 .cse1 .cse2)))) [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point L715(lines 715 732) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 590 601) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 590 601) the Hoare annotation is: (let ((.cse8 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (< 1 |old(~waterLevel~0)|)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (or .cse8 .cse4)) (.cse7 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 (or (< ~switchedOnBeforeTS~0 1) .cse1 .cse2 .cse3)) (or .cse4 .cse5 .cse0 .cse6) (or (< 0 |old(~waterLevel~0)|) .cse0 .cse3 .cse7) (or .cse1 (or (= 0 ~switchedOnBeforeTS~0) .cse4) .cse0 .cse5 (not .cse2)) (or .cse3 .cse7 .cse0 .cse6) (or (= 1 ~waterLevel~0) (or .cse8 .cse4 (not (= |old(~waterLevel~0)| 1))))))) [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-08 16:11:50,233 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-08 16:11:50,233 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-08 16:11:50,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 04:11:50 BoogieIcfgContainer [2018-12-08 16:11:50,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 16:11:50,243 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:11:50,243 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:11:50,243 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:11:50,244 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:11:20" (3/4) ... [2018-12-08 16:11:50,246 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 16:11:50,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 16:11:50,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 16:11:50,255 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-08 16:11:50,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 16:11:50,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 16:11:50,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 16:11:50,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 16:11:50,256 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 16:11:50,273 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) [2018-12-08 16:11:50,273 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 16:11:50,300 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a9872c9b-b6d7-449e-981d-a3f1bc69b26c/bin-2019/utaipan/witness.graphml [2018-12-08 16:11:50,300 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:11:50,301 INFO L168 Benchmark]: Toolchain (without parser) took 30340.33 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 952.4 MB in the beginning and 1.5 GB in the end (delta: -503.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-08 16:11:50,301 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:11:50,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:11:50,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.50 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. [2018-12-08 16:11:50,301 INFO L168 Benchmark]: Boogie Preprocessor took 21.66 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. [2018-12-08 16:11:50,301 INFO L168 Benchmark]: RCFGBuilder took 316.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-12-08 16:11:50,301 INFO L168 Benchmark]: TraceAbstraction took 29615.31 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -405.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-12-08 16:11:50,302 INFO L168 Benchmark]: Witness Printer took 56.77 ms. Allocated memory is still 2.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 65.2 kB). Peak memory consumption was 65.2 kB. Max. memory is 11.5 GB. [2018-12-08 16:11:50,303 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.50 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. * Boogie Preprocessor took 21.66 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 316.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 29615.31 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -405.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 56.77 ms. Allocated memory is still 2.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 65.2 kB). Peak memory consumption was 65.2 kB. 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 153 locations, 1 error locations. SAFE Result, 29.5s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 6.7s AutomataDifference, 0.0s DeadEndRemovalTime, 11.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2925 SDtfs, 4053 SDslu, 8743 SDs, 0 SdLazy, 11521 SolverSat, 2558 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2345 GetRequests, 2064 SyntacticMatches, 44 SemanticMatches, 237 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1866 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2177occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.1s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 1736 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3589 PreInvPairs, 3889 NumberOfFragments, 3228 HoareAnnotationTreeSize, 3589 FomulaSimplifications, 139249 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 113264 FormulaSimplificationTreeSizeReductionInter, 10.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 3135 NumberOfCodeBlocks, 3135 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4134 ConstructedInterpolants, 0 QuantifiedInterpolants, 1646767 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4621 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 3133/3412 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...