./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 0.1.23-5842f4b [2018-11-18 12:48:34,416 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:48:34,417 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:48:34,426 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:48:34,427 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:48:34,427 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:48:34,428 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:48:34,429 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:48:34,431 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:48:34,432 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:48:34,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:48:34,434 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:48:34,434 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:48:34,435 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:48:34,436 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:48:34,436 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:48:34,437 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:48:34,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:48:34,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:48:34,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:48:34,443 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:48:34,443 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:48:34,445 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:48:34,445 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:48:34,446 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:48:34,447 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:48:34,448 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:48:34,448 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:48:34,449 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:48:34,450 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:48:34,450 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:48:34,451 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:48:34,451 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:48:34,451 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:48:34,452 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:48:34,452 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:48:34,453 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 12:48:34,463 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:48:34,463 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:48:34,463 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:48:34,464 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:48:34,464 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:48:34,465 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:48:34,465 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:48:34,466 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:48:34,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:48:34,467 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:48:34,467 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:48:34,467 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:48:34,467 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:48:34,467 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:48:34,467 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:48:34,467 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:48:34,467 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_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 [2018-11-18 12:48:34,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:48:34,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:48:34,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:48:34,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:48:34,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:48:34,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-11-18 12:48:34,554 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/data/eb4d7e236/ba29c64760ca4c1999e5c015c601f8cc/FLAG2b4d338a5 [2018-11-18 12:48:35,010 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:48:35,011 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-11-18 12:48:35,022 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/data/eb4d7e236/ba29c64760ca4c1999e5c015c601f8cc/FLAG2b4d338a5 [2018-11-18 12:48:35,529 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/data/eb4d7e236/ba29c64760ca4c1999e5c015c601f8cc [2018-11-18 12:48:35,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:48:35,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:48:35,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:35,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:48:35,539 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:48:35,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:35" (1/1) ... [2018-11-18 12:48:35,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40945a58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:35, skipping insertion in model container [2018-11-18 12:48:35,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:35" (1/1) ... [2018-11-18 12:48:35,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:48:35,596 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:48:35,993 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:36,011 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:48:36,217 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:36,267 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:48:36,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36 WrapperNode [2018-11-18 12:48:36,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:36,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:48:36,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:48:36,269 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:48:36,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:48:36,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:48:36,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:48:36,339 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:48:36,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... [2018-11-18 12:48:36,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:48:36,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:48:36,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:48:36,416 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:48:36,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 [2018-11-18 12:48:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 12:48:36,465 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 12:48:36,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:48:36,465 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:48:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:48:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 12:48:36,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 12:48:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 12:48:36,466 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 12:48:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 12:48:36,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 12:48:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 12:48:36,467 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 12:48:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 12:48:36,467 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 12:48:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 12:48:36,467 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 12:48:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 12:48:36,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 12:48:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 12:48:36,467 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 12:48:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 12:48:36,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 12:48:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 12:48:36,468 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 12:48:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 12:48:36,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 12:48:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 12:48:36,468 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 12:48:36,468 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 12:48:36,468 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 12:48:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 12:48:36,469 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 12:48:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 12:48:36,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 12:48:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 12:48:36,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 12:48:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 12:48:36,469 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 12:48:36,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 12:48:36,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 12:48:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 12:48:36,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 12:48:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 12:48:36,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 12:48:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 12:48:36,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 12:48:36,473 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 12:48:36,474 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 12:48:36,474 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 12:48:36,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 12:48:36,474 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 12:48:36,474 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 12:48:36,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:48:36,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:48:36,474 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 12:48:36,474 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 12:48:36,474 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 12:48:36,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 12:48:36,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:48:36,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:48:37,155 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:48:37,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:37 BoogieIcfgContainer [2018-11-18 12:48:37,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:48:37,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:48:37,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:48:37,161 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:48:37,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:48:35" (1/3) ... [2018-11-18 12:48:37,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735465e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:48:37, skipping insertion in model container [2018-11-18 12:48:37,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:36" (2/3) ... [2018-11-18 12:48:37,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735465e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:48:37, skipping insertion in model container [2018-11-18 12:48:37,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:37" (3/3) ... [2018-11-18 12:48:37,166 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-11-18 12:48:37,174 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:48:37,184 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:48:37,198 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:48:37,234 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:48:37,234 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:48:37,234 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:48:37,234 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:48:37,234 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:48:37,235 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:48:37,235 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:48:37,235 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:48:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-11-18 12:48:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:48:37,259 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:37,260 INFO L375 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] [2018-11-18 12:48:37,263 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:37,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:37,267 INFO L82 PathProgramCache]: Analyzing trace with hash -2131756970, now seen corresponding path program 1 times [2018-11-18 12:48:37,269 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:37,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:37,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:37,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:37,298 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:37,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:37,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:48:37,525 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:37,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:48:37,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:48:37,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:48:37,539 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 2 states. [2018-11-18 12:48:37,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:37,574 INFO L93 Difference]: Finished difference Result 280 states and 343 transitions. [2018-11-18 12:48:37,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:48:37,576 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 12:48:37,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:37,587 INFO L225 Difference]: With dead ends: 280 [2018-11-18 12:48:37,587 INFO L226 Difference]: Without dead ends: 142 [2018-11-18 12:48:37,591 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:48:37,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-18 12:48:37,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-18 12:48:37,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-18 12:48:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 165 transitions. [2018-11-18 12:48:37,643 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 165 transitions. Word has length 59 [2018-11-18 12:48:37,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:37,643 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 165 transitions. [2018-11-18 12:48:37,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:48:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2018-11-18 12:48:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:48:37,648 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:37,648 INFO L375 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] [2018-11-18 12:48:37,648 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:37,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:37,648 INFO L82 PathProgramCache]: Analyzing trace with hash 193383983, now seen corresponding path program 1 times [2018-11-18 12:48:37,649 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:37,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:37,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:37,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:37,650 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:37,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:37,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:48:37,762 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:37,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:48:37,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:48:37,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:48:37,764 INFO L87 Difference]: Start difference. First operand 142 states and 165 transitions. Second operand 3 states. [2018-11-18 12:48:37,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:37,791 INFO L93 Difference]: Finished difference Result 223 states and 259 transitions. [2018-11-18 12:48:37,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:48:37,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 12:48:37,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:37,793 INFO L225 Difference]: With dead ends: 223 [2018-11-18 12:48:37,794 INFO L226 Difference]: Without dead ends: 132 [2018-11-18 12:48:37,795 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:48:37,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-18 12:48:37,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-18 12:48:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-18 12:48:37,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 152 transitions. [2018-11-18 12:48:37,805 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 152 transitions. Word has length 61 [2018-11-18 12:48:37,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:37,805 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 152 transitions. [2018-11-18 12:48:37,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:48:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2018-11-18 12:48:37,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:48:37,806 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:37,807 INFO L375 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] [2018-11-18 12:48:37,807 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:37,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:37,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1110256013, now seen corresponding path program 1 times [2018-11-18 12:48:37,807 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:37,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:37,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:37,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:37,808 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:38,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:38,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:38,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:48:38,042 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:38,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:48:38,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:48:38,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:48:38,043 INFO L87 Difference]: Start difference. First operand 132 states and 152 transitions. Second operand 7 states. [2018-11-18 12:48:38,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:38,590 INFO L93 Difference]: Finished difference Result 236 states and 277 transitions. [2018-11-18 12:48:38,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:48:38,591 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 12:48:38,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:38,593 INFO L225 Difference]: With dead ends: 236 [2018-11-18 12:48:38,593 INFO L226 Difference]: Without dead ends: 132 [2018-11-18 12:48:38,594 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:48:38,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-18 12:48:38,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-18 12:48:38,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-18 12:48:38,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 151 transitions. [2018-11-18 12:48:38,605 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 151 transitions. Word has length 66 [2018-11-18 12:48:38,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:38,607 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 151 transitions. [2018-11-18 12:48:38,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:48:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 151 transitions. [2018-11-18 12:48:38,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 12:48:38,609 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:38,609 INFO L375 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] [2018-11-18 12:48:38,609 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:38,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:38,609 INFO L82 PathProgramCache]: Analyzing trace with hash 548639782, now seen corresponding path program 1 times [2018-11-18 12:48:38,611 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:38,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:38,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:38,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:38,612 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:38,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:38,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:48:38,842 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:38,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:48:38,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:48:38,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:48:38,844 INFO L87 Difference]: Start difference. First operand 132 states and 151 transitions. Second operand 5 states. [2018-11-18 12:48:39,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:39,406 INFO L93 Difference]: Finished difference Result 344 states and 413 transitions. [2018-11-18 12:48:39,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 12:48:39,407 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2018-11-18 12:48:39,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:39,409 INFO L225 Difference]: With dead ends: 344 [2018-11-18 12:48:39,409 INFO L226 Difference]: Without dead ends: 240 [2018-11-18 12:48:39,410 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:48:39,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-18 12:48:39,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 220. [2018-11-18 12:48:39,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-11-18 12:48:39,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 251 transitions. [2018-11-18 12:48:39,432 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 251 transitions. Word has length 79 [2018-11-18 12:48:39,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:39,432 INFO L480 AbstractCegarLoop]: Abstraction has 220 states and 251 transitions. [2018-11-18 12:48:39,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:48:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 251 transitions. [2018-11-18 12:48:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 12:48:39,435 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:39,435 INFO L375 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] [2018-11-18 12:48:39,435 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:39,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:39,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1968577782, now seen corresponding path program 1 times [2018-11-18 12:48:39,436 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:39,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:39,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:39,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:39,437 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 12:48:39,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:39,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:48:39,670 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:39,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:48:39,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:48:39,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:48:39,671 INFO L87 Difference]: Start difference. First operand 220 states and 251 transitions. Second operand 7 states. [2018-11-18 12:48:40,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:40,319 INFO L93 Difference]: Finished difference Result 431 states and 508 transitions. [2018-11-18 12:48:40,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 12:48:40,320 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-11-18 12:48:40,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:40,322 INFO L225 Difference]: With dead ends: 431 [2018-11-18 12:48:40,322 INFO L226 Difference]: Without dead ends: 239 [2018-11-18 12:48:40,322 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 12:48:40,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-11-18 12:48:40,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 219. [2018-11-18 12:48:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-11-18 12:48:40,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 248 transitions. [2018-11-18 12:48:40,339 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 248 transitions. Word has length 93 [2018-11-18 12:48:40,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:40,339 INFO L480 AbstractCegarLoop]: Abstraction has 219 states and 248 transitions. [2018-11-18 12:48:40,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:48:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 248 transitions. [2018-11-18 12:48:40,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:48:40,340 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:40,341 INFO L375 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] [2018-11-18 12:48:40,341 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:40,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:40,341 INFO L82 PathProgramCache]: Analyzing trace with hash 789217009, now seen corresponding path program 1 times [2018-11-18 12:48:40,341 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:40,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:40,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:40,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:40,342 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:40,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:40,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 12:48:40,477 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:40,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:48:40,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:48:40,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 12:48:40,478 INFO L87 Difference]: Start difference. First operand 219 states and 248 transitions. Second operand 6 states. [2018-11-18 12:48:40,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:40,506 INFO L93 Difference]: Finished difference Result 415 states and 478 transitions. [2018-11-18 12:48:40,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:48:40,507 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-11-18 12:48:40,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:40,509 INFO L225 Difference]: With dead ends: 415 [2018-11-18 12:48:40,510 INFO L226 Difference]: Without dead ends: 224 [2018-11-18 12:48:40,515 INFO L604 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 [2018-11-18 12:48:40,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-11-18 12:48:40,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2018-11-18 12:48:40,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2018-11-18 12:48:40,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 253 transitions. [2018-11-18 12:48:40,532 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 253 transitions. Word has length 94 [2018-11-18 12:48:40,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:40,533 INFO L480 AbstractCegarLoop]: Abstraction has 224 states and 253 transitions. [2018-11-18 12:48:40,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:48:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 253 transitions. [2018-11-18 12:48:40,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:48:40,534 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:40,534 INFO L375 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] [2018-11-18 12:48:40,534 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:40,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:40,535 INFO L82 PathProgramCache]: Analyzing trace with hash 1490816883, now seen corresponding path program 1 times [2018-11-18 12:48:40,535 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:40,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:40,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:40,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:40,536 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:40,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:40,738 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:40,738 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 12:48:40,738 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:40,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 12:48:40,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 12:48:40,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:48:40,739 INFO L87 Difference]: Start difference. First operand 224 states and 253 transitions. Second operand 8 states. [2018-11-18 12:48:40,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:40,767 INFO L93 Difference]: Finished difference Result 427 states and 495 transitions. [2018-11-18 12:48:40,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 12:48:40,768 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2018-11-18 12:48:40,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:40,769 INFO L225 Difference]: With dead ends: 427 [2018-11-18 12:48:40,770 INFO L226 Difference]: Without dead ends: 231 [2018-11-18 12:48:40,770 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:48:40,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-11-18 12:48:40,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 228. [2018-11-18 12:48:40,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-11-18 12:48:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 257 transitions. [2018-11-18 12:48:40,786 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 257 transitions. Word has length 94 [2018-11-18 12:48:40,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:40,786 INFO L480 AbstractCegarLoop]: Abstraction has 228 states and 257 transitions. [2018-11-18 12:48:40,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 12:48:40,787 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 257 transitions. [2018-11-18 12:48:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:48:40,788 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:40,788 INFO L375 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] [2018-11-18 12:48:40,788 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:40,788 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:40,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1078669516, now seen corresponding path program 1 times [2018-11-18 12:48:40,788 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:40,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:40,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:40,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:40,789 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:41,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:41,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:48:41,074 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:41,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:48:41,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:48:41,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:48:41,075 INFO L87 Difference]: Start difference. First operand 228 states and 257 transitions. Second operand 4 states. [2018-11-18 12:48:41,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:41,435 INFO L93 Difference]: Finished difference Result 668 states and 789 transitions. [2018-11-18 12:48:41,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:48:41,442 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-18 12:48:41,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:41,444 INFO L225 Difference]: With dead ends: 668 [2018-11-18 12:48:41,444 INFO L226 Difference]: Without dead ends: 468 [2018-11-18 12:48:41,445 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:48:41,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2018-11-18 12:48:41,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 459. [2018-11-18 12:48:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 459 states. [2018-11-18 12:48:41,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 531 transitions. [2018-11-18 12:48:41,485 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 531 transitions. Word has length 94 [2018-11-18 12:48:41,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:41,485 INFO L480 AbstractCegarLoop]: Abstraction has 459 states and 531 transitions. [2018-11-18 12:48:41,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:48:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 531 transitions. [2018-11-18 12:48:41,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:48:41,487 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:41,487 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:48:41,487 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:41,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:41,487 INFO L82 PathProgramCache]: Analyzing trace with hash -338421446, now seen corresponding path program 1 times [2018-11-18 12:48:41,488 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:41,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:41,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:41,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:41,489 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:41,813 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:48:41,813 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:48:41,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 12:48:41,813 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:48:41,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 12:48:41,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 12:48:41,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 12:48:41,815 INFO L87 Difference]: Start difference. First operand 459 states and 531 transitions. Second operand 9 states. [2018-11-18 12:48:43,069 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-11-18 12:48:43,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:43,641 INFO L93 Difference]: Finished difference Result 1206 states and 1459 transitions. [2018-11-18 12:48:43,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 12:48:43,644 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 98 [2018-11-18 12:48:43,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:43,647 INFO L225 Difference]: With dead ends: 1206 [2018-11-18 12:48:43,647 INFO L226 Difference]: Without dead ends: 848 [2018-11-18 12:48:43,648 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 12:48:43,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2018-11-18 12:48:43,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 767. [2018-11-18 12:48:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2018-11-18 12:48:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 877 transitions. [2018-11-18 12:48:43,698 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 877 transitions. Word has length 98 [2018-11-18 12:48:43,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:43,698 INFO L480 AbstractCegarLoop]: Abstraction has 767 states and 877 transitions. [2018-11-18 12:48:43,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 12:48:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 877 transitions. [2018-11-18 12:48:43,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 12:48:43,700 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:43,700 INFO L375 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, 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] [2018-11-18 12:48:43,701 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:43,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:43,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1419557954, now seen corresponding path program 1 times [2018-11-18 12:48:43,701 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:43,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:43,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:43,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:43,704 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:44,008 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:48:44,008 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:44,009 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:48:44,009 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 160 with the following transitions: [2018-11-18 12:48:44,011 INFO L202 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], [90], [96], [100], [104], [107], [110], [112], [118], [120], [126], [129], [139], [140], [141], [142], [143], [145], [150], [152], [153], [154], [155], [163], [164], [168], [171], [175], [181], [211], [215], [216], [222], [225], [227], [230], [237], [240], [243], [247], [248], [251], [252], [253], [254], [255], [256], [257], [259], [260], [261], [262], [263], [264], [265], [266], [267], [269], [270], [271], [273], [274], [275], [276], [279], [280], [281], [282], [283], [284], [289], [290], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [307], [308], [309], [311], [312], [313], [314], [317], [318] [2018-11-18 12:48:44,037 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:48:44,038 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:48:45,612 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:48:45,613 INFO L272 AbstractInterpreter]: Visited 125 different actions 526 times. Merged at 17 different actions 48 times. Never widened. Performed 17934 root evaluator evaluations with a maximum evaluation depth of 3. Performed 17934 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 135 variables. [2018-11-18 12:48:45,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:45,618 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:48:45,619 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:45,619 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 [2018-11-18 12:48:45,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:45,625 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:48:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:45,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:48:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:45,851 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:48:46,125 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:48:46,142 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 12:48:46,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-11-18 12:48:46,142 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 12:48:46,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 12:48:46,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 12:48:46,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-11-18 12:48:46,143 INFO L87 Difference]: Start difference. First operand 767 states and 877 transitions. Second operand 16 states. [2018-11-18 12:48:47,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:47,063 INFO L93 Difference]: Finished difference Result 1751 states and 2078 transitions. [2018-11-18 12:48:47,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 12:48:47,064 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 159 [2018-11-18 12:48:47,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:47,069 INFO L225 Difference]: With dead ends: 1751 [2018-11-18 12:48:47,069 INFO L226 Difference]: Without dead ends: 1083 [2018-11-18 12:48:47,072 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 310 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=188, Invalid=934, Unknown=0, NotChecked=0, Total=1122 [2018-11-18 12:48:47,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2018-11-18 12:48:47,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 938. [2018-11-18 12:48:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2018-11-18 12:48:47,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1082 transitions. [2018-11-18 12:48:47,127 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1082 transitions. Word has length 159 [2018-11-18 12:48:47,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:47,127 INFO L480 AbstractCegarLoop]: Abstraction has 938 states and 1082 transitions. [2018-11-18 12:48:47,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 12:48:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1082 transitions. [2018-11-18 12:48:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-18 12:48:47,132 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:47,132 INFO L375 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, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:48:47,132 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:47,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:47,133 INFO L82 PathProgramCache]: Analyzing trace with hash 952789259, now seen corresponding path program 1 times [2018-11-18 12:48:47,133 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:47,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:47,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:47,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:47,134 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-11-18 12:48:47,270 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:47,270 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:48:47,270 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 278 with the following transitions: [2018-11-18 12:48:47,271 INFO L202 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], [90], [96], [100], [104], [107], [110], [112], [118], [120], [126], [129], [139], [140], [141], [142], [143], [145], [150], [152], [153], [154], [155], [163], [164], [168], [171], [175], [181], [211], [215], [216], [222], [225], [227], [230], [237], [240], [243], [247], [248], [251], [252], [253], [254], [255], [256], [257], [259], [260], [261], [262], [263], [264], [265], [266], [267], [269], [270], [271], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [289], [290], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [307], [308], [309], [311], [312], [313], [314], [317], [318] [2018-11-18 12:48:47,274 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:48:47,274 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:48:48,971 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:48:48,971 INFO L272 AbstractInterpreter]: Visited 130 different actions 800 times. Merged at 21 different actions 84 times. Never widened. Performed 30514 root evaluator evaluations with a maximum evaluation depth of 3. Performed 30514 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 15 fixpoints after 2 different actions. Largest state had 135 variables. [2018-11-18 12:48:48,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:48,982 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:48:48,982 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:48,982 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 [2018-11-18 12:48:48,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:48,992 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:48:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:49,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:48:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 12:48:49,338 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:48:49,886 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 82 proven. 31 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-18 12:48:49,902 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 12:48:49,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-11-18 12:48:49,902 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 12:48:49,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 12:48:49,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 12:48:49,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-11-18 12:48:49,904 INFO L87 Difference]: Start difference. First operand 938 states and 1082 transitions. Second operand 19 states. [2018-11-18 12:48:53,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:53,916 INFO L93 Difference]: Finished difference Result 3534 states and 4889 transitions. [2018-11-18 12:48:53,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-18 12:48:53,916 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 277 [2018-11-18 12:48:53,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:53,927 INFO L225 Difference]: With dead ends: 3534 [2018-11-18 12:48:53,928 INFO L226 Difference]: Without dead ends: 2633 [2018-11-18 12:48:53,932 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 546 SyntacticMatches, 9 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=760, Invalid=3932, Unknown=0, NotChecked=0, Total=4692 [2018-11-18 12:48:53,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2633 states. [2018-11-18 12:48:54,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2633 to 1787. [2018-11-18 12:48:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-18 12:48:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 1994 transitions. [2018-11-18 12:48:54,065 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 1994 transitions. Word has length 277 [2018-11-18 12:48:54,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:54,065 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 1994 transitions. [2018-11-18 12:48:54,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 12:48:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 1994 transitions. [2018-11-18 12:48:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-18 12:48:54,072 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:54,072 INFO L375 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, 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] [2018-11-18 12:48:54,072 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:54,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:54,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1410230541, now seen corresponding path program 1 times [2018-11-18 12:48:54,073 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:54,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:54,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:54,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:54,074 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 103 proven. 53 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-18 12:48:54,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:54,389 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:48:54,390 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 298 with the following transitions: [2018-11-18 12:48:54,390 INFO L202 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], [90], [96], [100], [104], [107], [110], [112], [115], [118], [120], [126], [129], [139], [140], [141], [142], [143], [145], [150], [152], [153], [154], [155], [160], [162], [163], [164], [168], [171], [175], [181], [211], [215], [216], [222], [225], [227], [230], [237], [240], [243], [247], [248], [251], [252], [253], [254], [255], [256], [257], [259], [260], [261], [262], [263], [264], [265], [266], [267], [269], [270], [271], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [285], [286], [289], [290], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [307], [308], [309], [311], [312], [313], [314], [317], [318] [2018-11-18 12:48:54,393 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:48:54,393 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:48:57,170 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:48:57,170 INFO L272 AbstractInterpreter]: Visited 136 different actions 1775 times. Merged at 25 different actions 236 times. Never widened. Performed 69835 root evaluator evaluations with a maximum evaluation depth of 3. Performed 69835 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 61 fixpoints after 7 different actions. Largest state had 135 variables. [2018-11-18 12:48:57,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:57,183 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:48:57,183 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:57,183 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 [2018-11-18 12:48:57,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:57,191 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:48:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:57,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:48:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 243 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:48:57,671 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:48:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 103 proven. 53 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-18 12:48:58,495 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 12:48:58,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-11-18 12:48:58,496 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 12:48:58,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-18 12:48:58,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-18 12:48:58,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-11-18 12:48:58,497 INFO L87 Difference]: Start difference. First operand 1787 states and 1994 transitions. Second operand 20 states. [2018-11-18 12:48:59,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:48:59,444 INFO L93 Difference]: Finished difference Result 3371 states and 3780 transitions. [2018-11-18 12:48:59,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 12:48:59,444 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 297 [2018-11-18 12:48:59,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:48:59,450 INFO L225 Difference]: With dead ends: 3371 [2018-11-18 12:48:59,451 INFO L226 Difference]: Without dead ends: 1791 [2018-11-18 12:48:59,454 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 627 GetRequests, 589 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-11-18 12:48:59,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1791 states. [2018-11-18 12:48:59,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1791 to 1787. [2018-11-18 12:48:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-18 12:48:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 1989 transitions. [2018-11-18 12:48:59,562 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 1989 transitions. Word has length 297 [2018-11-18 12:48:59,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:48:59,562 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 1989 transitions. [2018-11-18 12:48:59,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-18 12:48:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 1989 transitions. [2018-11-18 12:48:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-18 12:48:59,571 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:48:59,571 INFO L375 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, 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] [2018-11-18 12:48:59,571 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:48:59,571 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:59,571 INFO L82 PathProgramCache]: Analyzing trace with hash 2139571962, now seen corresponding path program 1 times [2018-11-18 12:48:59,571 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:48:59,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:59,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:48:59,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:48:59,572 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:48:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:59,890 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2018-11-18 12:48:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 98 proven. 48 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-18 12:48:59,979 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:48:59,980 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:48:59,980 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 299 with the following transitions: [2018-11-18 12:48:59,980 INFO L202 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], [90], [96], [100], [104], [107], [110], [112], [115], [118], [120], [126], [129], [139], [140], [141], [142], [143], [145], [150], [152], [153], [154], [155], [160], [162], [163], [164], [168], [171], [175], [181], [211], [215], [216], [222], [225], [227], [230], [237], [240], [243], [247], [248], [251], [252], [253], [254], [255], [256], [257], [259], [260], [261], [262], [263], [264], [265], [266], [267], [269], [270], [271], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [285], [286], [289], [290], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [307], [308], [309], [311], [312], [313], [314], [317], [318] [2018-11-18 12:48:59,982 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:48:59,982 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:49:03,252 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 12:49:03,252 INFO L272 AbstractInterpreter]: Visited 137 different actions 1934 times. Merged at 26 different actions 258 times. Never widened. Performed 73828 root evaluator evaluations with a maximum evaluation depth of 3. Performed 73828 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 79 fixpoints after 7 different actions. Largest state had 135 variables. [2018-11-18 12:49:03,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:03,262 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 12:49:03,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:49:03,262 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/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 [2018-11-18 12:49:03,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:03,269 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 12:49:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:03,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:49:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 170 proven. 17 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-11-18 12:49:03,491 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 12:49:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 102 proven. 28 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-18 12:49:03,915 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 12:49:03,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-11-18 12:49:03,915 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 12:49:03,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 12:49:03,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 12:49:03,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-11-18 12:49:03,917 INFO L87 Difference]: Start difference. First operand 1787 states and 1989 transitions. Second operand 14 states. [2018-11-18 12:49:05,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:49:05,397 INFO L93 Difference]: Finished difference Result 3881 states and 4699 transitions. [2018-11-18 12:49:05,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 12:49:05,398 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 298 [2018-11-18 12:49:05,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:49:05,484 INFO L225 Difference]: With dead ends: 3881 [2018-11-18 12:49:05,485 INFO L226 Difference]: Without dead ends: 2881 [2018-11-18 12:49:05,487 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 589 SyntacticMatches, 21 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 394 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=419, Invalid=1063, Unknown=0, NotChecked=0, Total=1482 [2018-11-18 12:49:05,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2881 states. [2018-11-18 12:49:05,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2881 to 2205. [2018-11-18 12:49:05,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2205 states. [2018-11-18 12:49:05,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 2205 states and 2459 transitions. [2018-11-18 12:49:05,648 INFO L78 Accepts]: Start accepts. Automaton has 2205 states and 2459 transitions. Word has length 298 [2018-11-18 12:49:05,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:49:05,649 INFO L480 AbstractCegarLoop]: Abstraction has 2205 states and 2459 transitions. [2018-11-18 12:49:05,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 12:49:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2459 transitions. [2018-11-18 12:49:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-18 12:49:05,658 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:05,658 INFO L375 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, 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] [2018-11-18 12:49:05,658 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:05,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:05,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1105127359, now seen corresponding path program 1 times [2018-11-18 12:49:05,658 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:49:05,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:05,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:05,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:05,659 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:49:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2018-11-18 12:49:05,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:49:05,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 12:49:05,909 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:49:05,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 12:49:05,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 12:49:05,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:49:05,915 INFO L87 Difference]: Start difference. First operand 2205 states and 2459 transitions. Second operand 8 states. [2018-11-18 12:49:06,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:49:06,370 INFO L93 Difference]: Finished difference Result 3650 states and 4113 transitions. [2018-11-18 12:49:06,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 12:49:06,371 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 368 [2018-11-18 12:49:06,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:49:06,372 INFO L225 Difference]: With dead ends: 3650 [2018-11-18 12:49:06,372 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:49:06,379 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-18 12:49:06,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:49:06,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:49:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:49:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:49:06,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 368 [2018-11-18 12:49:06,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:49:06,380 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:49:06,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 12:49:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:49:06,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:49:06,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:49:06,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,865 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 115 [2018-11-18 12:49:06,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:06,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,619 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 148 [2018-11-18 12:49:07,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:07,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,123 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 148 [2018-11-18 12:49:08,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:49:08,531 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-11-18 12:49:08,891 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 26 [2018-11-18 12:49:09,107 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 46 [2018-11-18 12:49:09,539 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 43 [2018-11-18 12:49:10,050 WARN L180 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 36 [2018-11-18 12:49:10,808 WARN L180 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 53 [2018-11-18 12:49:11,054 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 1 [2018-11-18 12:49:11,307 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 40 [2018-11-18 12:49:11,643 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 48 [2018-11-18 12:49:11,833 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 33 [2018-11-18 12:49:12,578 WARN L180 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 64 [2018-11-18 12:49:12,824 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 41 [2018-11-18 12:49:13,317 WARN L180 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 36 [2018-11-18 12:49:13,465 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 29 [2018-11-18 12:49:13,606 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 18 [2018-11-18 12:49:13,893 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 30 [2018-11-18 12:49:14,295 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 40 [2018-11-18 12:49:14,441 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 49 [2018-11-18 12:49:14,585 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 28 [2018-11-18 12:49:14,771 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 46 [2018-11-18 12:49:14,907 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 29 [2018-11-18 12:49:15,813 WARN L180 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 71 [2018-11-18 12:49:15,995 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 34 [2018-11-18 12:49:16,153 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 880 886) the Hoare annotation is: true [2018-11-18 12:49:16,153 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 880 886) no Hoare annotation was computed. [2018-11-18 12:49:16,153 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 887 895) no Hoare annotation was computed. [2018-11-18 12:49:16,153 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 887 895) the Hoare annotation is: true [2018-11-18 12:49:16,153 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 887 895) no Hoare annotation was computed. [2018-11-18 12:49:16,153 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 158 165) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 12:49:16,153 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2018-11-18 12:49:16,153 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 158 165) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 166 175) the Hoare annotation is: (let ((.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (< 1 ~waterLevel~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (<= 1 ~switchedOnBeforeTS~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse5 .cse0 .cse2) (or .cse6 .cse1) (< 2 ~waterLevel~0)) (or (not (= 1 ~pumpRunning~0)) .cse2 .cse3 (not (= ~waterLevel~0 1)) .cse1) (or .cse5 .cse4 .cse0 .cse2 .cse6))) [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 166 175) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 166 175) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L421 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (let ((.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~waterLevel~0 2)))) (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse6 (and .cse3 .cse2)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (< ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse5 .cse1) (or .cse6 .cse0 .cse1 .cse7 (not .cse5)) (or .cse4 .cse6 .cse1 .cse7)))) [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 195) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 198) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L421 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~waterLevel~0 2)))) (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse8 (and .cse3 .cse2)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse6 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~1))) (and (or .cse0 .cse1 .cse2) (or (< ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse4 .cse1 .cse7 .cse2) (or .cse8 .cse0 .cse1 .cse7 .cse6 (not .cse5)) (or .cse4 .cse8 .cse1 .cse7 .cse6)))) [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L184-1(lines 176 204) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L428 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 176 204) the Hoare annotation is: true [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 176 204) no Hoare annotation was computed. [2018-11-18 12:49:16,154 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) 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) (= ~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))) [2018-11-18 12:49:16,154 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L421 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~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(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:49:16,155 INFO L421 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~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(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L421 ceAbstractionStarter]: At program point L138(line 138) 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) (= ~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))) [2018-11-18 12:49:16,155 INFO L421 ceAbstractionStarter]: At program point L137(line 137) 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) (= ~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))) [2018-11-18 12:49:16,155 INFO L421 ceAbstractionStarter]: At program point L137-1(line 137) 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) (= ~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))) [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 789 797) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 789 797) the Hoare annotation is: true [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 789 797) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 873 879) no Hoare annotation was computed. [2018-11-18 12:49:16,155 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 873 879) the Hoare annotation is: true [2018-11-18 12:49:16,155 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) 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) (= ~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))) [2018-11-18 12:49:16,155 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 778 788) the Hoare annotation is: true [2018-11-18 12:49:16,156 INFO L428 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 778 788) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 778 788) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 770 777) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 0 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~waterLevel~0 1))))) [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 770 777) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 770 777) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 737 761) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L421 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)))) [2018-11-18 12:49:16,156 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 737 761) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse1 (or .cse4 .cse0 .cse2 .cse3)) (or .cse1 .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3))) [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point L756-1(lines 737 761) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L421 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 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2018-11-18 12:49:16,156 INFO L421 ceAbstractionStarter]: At program point L747(line 747) 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 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point L745(lines 745 753) no Hoare annotation was computed. [2018-11-18 12:49:16,156 INFO L421 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 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 12:49:16,156 INFO L425 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 758) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 655 668) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L659(lines 659 665) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 655 668) the Hoare annotation is: true [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 655 668) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 703 709) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 703 709) the Hoare annotation is: true [2018-11-18 12:49:16,157 INFO L421 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse2 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse0 .cse3 (<= ~waterLevel~0 1) .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (and .cse4 .cse5 .cse0 .cse1) .cse6) (and .cse4 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse5 .cse0 .cse1) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 2) .cse6 .cse0 .cse1))) [2018-11-18 12:49:16,157 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 897 962) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 933) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L421 ceAbstractionStarter]: At program point L952(lines 907 954) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 2)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.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) (and .cse6 .cse2 (= 0 ~pumpRunning~0) .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse7 .cse2 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse8 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (or (and .cse8 .cse0 .cse7 .cse2 .cse4 .cse5) (and .cse8 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse7 .cse2 .cse4) .cse0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 12:49:16,157 INFO L421 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)) (.cse0 (<= ~waterLevel~0 1)) (.cse6 (= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= 1 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse2 .cse4) .cse1 .cse3) (and .cse7 (and (= 0 ~methaneLevelCritical~0) (and (not (= ~switchedOnBeforeTS~0 0)) .cse2 .cse4) .cse0)) (and .cse6 .cse7 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 897 962) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 923) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L917-1(lines 917 923) no Hoare annotation was computed. [2018-11-18 12:49:16,157 INFO L425 ceAbstractionStarter]: For program point L909(lines 909 913) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L907-1(lines 907 954) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L421 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))) [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L945(lines 945 949) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L421 ceAbstractionStarter]: At program point L945-2(lines 937 950) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 2)) (.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 (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse4 .cse0 .cse1) (= ~pumpRunning~0 1)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (and (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)))) [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L908(lines 907 954) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L421 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 2)) (.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 (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse4 .cse0 .cse1) (= ~pumpRunning~0 1)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (and (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)))) [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 950) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 897 962) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L421 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))) [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 834 852) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L428 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 834 852) the Hoare annotation is: true [2018-11-18 12:49:16,158 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 834 852) no Hoare annotation was computed. [2018-11-18 12:49:16,158 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 646 654) the Hoare annotation is: true [2018-11-18 12:49:16,159 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 646 654) no Hoare annotation was computed. [2018-11-18 12:49:16,159 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 646 654) no Hoare annotation was computed. [2018-11-18 12:49:16,159 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2018-11-18 12:49:16,159 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 602 613) the Hoare annotation is: (let ((.cse7 (= |old(~methaneLevelCritical~0)| 0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse0 (or .cse3 .cse4 .cse9)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not .cse7)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse10 (< 2 ~waterLevel~0))) (and (or (or .cse0 .cse1) .cse2) (or (< 1 ~waterLevel~0) .cse3 .cse2 .cse4 .cse5 .cse1) (or .cse6 (or .cse7 .cse0)) (or .cse7 .cse8 .cse4 .cse6 .cse9) (or .cse2 (or .cse10 (or .cse8 .cse4) .cse1)) (or .cse3 .cse4 .cse2 (not (= ~waterLevel~0 1)) .cse1) (or .cse6 (and (or .cse3 .cse7 .cse10 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse3 .cse7 .cse10 .cse4)))))) [2018-11-18 12:49:16,159 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 602 613) no Hoare annotation was computed. [2018-11-18 12:49:16,159 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 614 622) the Hoare annotation is: true [2018-11-18 12:49:16,159 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 614 622) no Hoare annotation was computed. [2018-11-18 12:49:16,159 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 614 622) no Hoare annotation was computed. [2018-11-18 12:49:16,159 INFO L421 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse16 (= ~systemActive~0 1))) (let ((.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not .cse16)) (.cse17 (= ~methaneLevelCritical~0 0))) (let ((.cse7 (< 2 |old(~waterLevel~0)|)) (.cse15 (not .cse17)) (.cse8 (<= ~waterLevel~0 0)) (.cse14 (or .cse13 .cse2)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse0 (and .cse12 .cse9 .cse10)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (or .cse17 .cse14)) (.cse6 (and .cse15 .cse16 (= ~pumpRunning~0 1) .cse12 .cse8 .cse9 .cse10)) (.cse4 (< 0 |old(~waterLevel~0)|)) (.cse11 (or .cse7 .cse14 .cse15)) (.cse3 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or .cse4 .cse5 .cse6) (or .cse1 .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (or .cse1 .cse7 .cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse1 .cse7 .cse2))) (or (< 1 |old(~waterLevel~0)|) (and .cse8 .cse9 .cse10) .cse11) (or .cse5 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse9 .cse10) .cse7 .cse6) (or .cse4 .cse11 .cse12) (or (or (or .cse2 .cse3) .cse13) (and (= 1 ~waterLevel~0) .cse9 .cse10))))))) [2018-11-18 12:49:16,159 INFO L421 ceAbstractionStarter]: At program point L690(lines 690 696) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (= ~methaneLevelCritical~0 0))) (let ((.cse3 (< 2 |old(~waterLevel~0)|)) (.cse12 (not .cse7)) (.cse20 (or .cse8 .cse4)) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse14 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and .cse0 .cse13 .cse14)) (.cse6 (or .cse4 .cse5)) (.cse11 (= 1 ~waterLevel~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (= 0 ~pumpRunning~0)) (.cse16 (or .cse7 .cse20)) (.cse15 (< 1 |old(~waterLevel~0)|)) (.cse17 (<= ~waterLevel~0 0)) (.cse18 (< 0 |old(~waterLevel~0)|)) (.cse19 (or .cse3 .cse20 .cse12))) (and (or (and (= ~waterLevel~0 2) .cse0) .cse1 (and (or .cse2 .cse3 .cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse2 .cse3 .cse4))) (or (and (= ~pumpRunning~0 1) .cse0) .cse1 (or .cse2 .cse4 .cse5)) (or (or (or .cse6 .cse7) .cse8) (and .cse9 .cse10 .cse11)) (or .cse2 .cse1 .cse4 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse6 .cse12) .cse8) (and .cse11 .cse13 .cse14)) (or .cse15 .cse16 (and .cse9 .cse10 .cse17)) (or .cse18 .cse16 .cse0) (or .cse15 (and .cse17 .cse13 .cse14) .cse19) (or .cse18 .cse19 .cse0))))) [2018-11-18 12:49:16,159 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 676 702) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse13 (and .cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse12 (< 2 |old(~waterLevel~0)|)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse9 (<= ~pumpRunning~0 0)) (.cse11 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse14 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse1 .cse2) (or (and (or .cse6 .cse1 .cse2) (or .cse7 .cse6 .cse1)) (and (or .cse8 .cse4) .cse9 .cse10 .cse11) .cse12) (or .cse13 .cse6 .cse1 .cse3) (or .cse13 (or .cse12 (or .cse0 .cse1))) (or .cse7 .cse5 .cse6 .cse1 .cse8) (or .cse6 .cse4 .cse1 .cse2 .cse14) (or (and .cse9 .cse10 .cse11) (or .cse6 .cse1 .cse14))))) [2018-11-18 12:49:16,159 INFO L421 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3 .cse4) .cse5 .cse1 .cse2) (or .cse6 (or .cse5 .cse1) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (< 2 |old(~waterLevel~0)|) .cse1) (or .cse0 .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L683(lines 679 701) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 676 702) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L681(lines 679 701) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 676 702) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L61-1(lines 61 75) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point L61-3(lines 61 75) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 578 589) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (or (not (= ~systemActive~0 1)) (< 2 |old(~waterLevel~0)|) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (not (= 1 ~pumpRunning~0))) [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 578 589) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:49:16,160 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 12:49:16,160 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:49:16,160 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 853 860) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 853 860) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1)) (.cse3 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 (or .cse3 (or (not (= 1 ~pumpRunning~0)) .cse2))) (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (and (or .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (< ~switchedOnBeforeTS~0 1) .cse1 .cse2)) .cse0 .cse3))) [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 853 860) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 711 735) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (< 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 .cse0 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse0 (or .cse1 .cse4 .cse2 .cse3)))) [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 711 735) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L421 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 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1))) [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point L730-1(lines 711 735) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L421 ceAbstractionStarter]: At program point L725(line 725) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (not (= 0 |old(~pumpRunning~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 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (or .cse4 .cse2 .cse3 .cse1)))) [2018-11-18 12:49:16,161 INFO L421 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))))) [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point L719(lines 719 727) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L421 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)))) [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point L715(lines 715 732) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 590 601) no Hoare annotation was computed. [2018-11-18 12:49:16,161 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 590 601) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse5 (or .cse0 .cse1))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 (or (< ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse5)) (or .cse1 .cse6 .cse2 .cse7) (or .cse3 (or (= 0 ~switchedOnBeforeTS~0) .cse1) .cse6 (not .cse4) .cse2) (or .cse2 (and .cse3 .cse7) .cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))))) [2018-11-18 12:49:16,161 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 12:49:16,162 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 12:49:16,162 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 12:49:16,162 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 12:49:16,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:49:16 BoogieIcfgContainer [2018-11-18 12:49:16,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:49:16,172 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:49:16,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:49:16,173 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:49:16,173 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:37" (3/4) ... [2018-11-18 12:49:16,176 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 12:49:16,180 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 12:49:16,181 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 12:49:16,185 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 12:49:16,186 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 12:49:16,186 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 12:49:16,204 WARN L220 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)) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && 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) [2018-11-18 12:49:16,204 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 12:49:16,236 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6cd8eb6a-44db-4681-b791-e7505e5d1124/bin-2019/utaipan/witness.graphml [2018-11-18 12:49:16,236 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:49:16,237 INFO L168 Benchmark]: Toolchain (without parser) took 40703.41 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 956.5 MB in the beginning and 1.3 GB in the end (delta: -305.3 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-18 12:49:16,237 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:16,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:16,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:16,238 INFO L168 Benchmark]: Boogie Preprocessor took 76.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:16,238 INFO L168 Benchmark]: RCFGBuilder took 740.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:16,238 INFO L168 Benchmark]: TraceAbstraction took 39015.87 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -221.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-18 12:49:16,239 INFO L168 Benchmark]: Witness Printer took 63.78 ms. Allocated memory is still 2.8 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:16,240 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 732.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 740.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 39015.87 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -221.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 63.78 ms. Allocated memory is still 2.8 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 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)) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && 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) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 155 locations, 1 error locations. SAFE Result, 38.9s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 12.0s AutomataDifference, 0.0s DeadEndRemovalTime, 9.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2958 SDtfs, 4395 SDslu, 9045 SDs, 0 SdLazy, 11575 SolverSat, 2750 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2363 GetRequests, 2084 SyntacticMatches, 42 SemanticMatches, 237 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1867 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2205occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 9.3s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 1804 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3589 PreInvPairs, 3889 NumberOfFragments, 3217 HoareAnnotationTreeSize, 3589 FomulaSimplifications, 142600 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 116711 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 3168 NumberOfCodeBlocks, 3168 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4177 ConstructedInterpolants, 0 QuantifiedInterpolants, 1705918 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4296 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 3185/3467 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...