./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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-aa41828 [2018-11-23 13:23:01,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:23:01,463 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:23:01,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:23:01,471 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:23:01,471 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:23:01,472 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:23:01,473 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:23:01,474 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:23:01,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:23:01,475 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:23:01,475 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:23:01,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:23:01,477 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:23:01,477 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:23:01,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:23:01,478 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:23:01,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:23:01,481 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:23:01,482 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:23:01,483 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:23:01,483 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:23:01,485 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:23:01,485 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:23:01,485 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:23:01,486 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:23:01,487 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:23:01,487 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:23:01,488 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:23:01,488 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:23:01,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:23:01,489 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:23:01,489 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:23:01,489 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:23:01,490 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:23:01,490 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:23:01,491 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 13:23:01,500 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:23:01,500 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:23:01,501 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:23:01,501 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:23:01,501 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 13:23:01,501 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 13:23:01,501 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 13:23:01,502 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 13:23:01,502 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 13:23:01,502 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 13:23:01,502 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 13:23:01,502 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 13:23:01,502 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 13:23:01,503 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:23:01,503 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:23:01,503 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:23:01,503 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:23:01,503 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:23:01,503 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:23:01,503 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:23:01,504 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:23:01,504 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:23:01,505 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:23:01,505 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 13:23:01,505 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_720c0181-ba61-4c21-a513-a950e0ce9df1/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 [2018-11-23 13:23:01,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:23:01,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:23:01,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:23:01,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:23:01,538 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:23:01,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-11-23 13:23:01,576 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/data/64d7af209/0531a010b44548a8a277c794e0768778/FLAGd7f09a843 [2018-11-23 13:23:01,996 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:23:01,996 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/sv-benchmarks/c/product-lines/minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-11-23 13:23:02,003 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/data/64d7af209/0531a010b44548a8a277c794e0768778/FLAGd7f09a843 [2018-11-23 13:23:02,011 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/data/64d7af209/0531a010b44548a8a277c794e0768778 [2018-11-23 13:23:02,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:23:02,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:23:02,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:23:02,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:23:02,016 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:23:02,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff9ad9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02, skipping insertion in model container [2018-11-23 13:23:02,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:23:02,055 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:23:02,251 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:23:02,306 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:23:02,362 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:23:02,385 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:23:02,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02 WrapperNode [2018-11-23 13:23:02,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:23:02,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:23:02,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:23:02,386 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:23:02,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:23:02,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:23:02,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:23:02,414 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:23:02,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... [2018-11-23 13:23:02,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:23:02,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:23:02,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:23:02,446 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:23:02,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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 [2018-11-23 13:23:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 13:23:02,484 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 13:23:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:23:02,484 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:23:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:23:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 13:23:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 13:23:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 13:23:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 13:23:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 13:23:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 13:23:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 13:23:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 13:23:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 13:23:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 13:23:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 13:23:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 13:23:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 13:23:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 13:23:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 13:23:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 13:23:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 13:23:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 13:23:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 13:23:02,487 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 13:23:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 13:23:02,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 13:23:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 13:23:02,487 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 13:23:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 13:23:02,487 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 13:23:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 13:23:02,487 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 13:23:02,487 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 13:23:02,488 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 13:23:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 13:23:02,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 13:23:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 13:23:02,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 13:23:02,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 13:23:02,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 13:23:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 13:23:02,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 13:23:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 13:23:02,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 13:23:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 13:23:02,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 13:23:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 13:23:02,490 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 13:23:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 13:23:02,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 13:23:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 13:23:02,491 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 13:23:02,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 13:23:02,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:23:02,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:23:02,491 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 13:23:02,491 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 13:23:02,491 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 13:23:02,491 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 13:23:02,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:23:02,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:23:02,933 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:23:02,933 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 13:23:02,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:02 BoogieIcfgContainer [2018-11-23 13:23:02,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:23:02,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:23:02,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:23:02,937 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:23:02,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:23:02" (1/3) ... [2018-11-23 13:23:02,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db9b23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:23:02, skipping insertion in model container [2018-11-23 13:23:02,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:02" (2/3) ... [2018-11-23 13:23:02,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db9b23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:23:02, skipping insertion in model container [2018-11-23 13:23:02,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:02" (3/3) ... [2018-11-23 13:23:02,940 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38_true-unreach-call_false-termination.cil.c [2018-11-23 13:23:02,946 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:23:02,952 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:23:02,961 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:23:02,984 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:23:02,984 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:23:02,984 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:23:02,984 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:23:02,984 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:23:02,984 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:23:02,984 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:23:02,985 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:23:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-11-23 13:23:03,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 13:23:03,007 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:03,007 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:03,009 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:03,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:03,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1193107826, now seen corresponding path program 1 times [2018-11-23 13:23:03,014 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:03,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:03,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,044 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:03,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:03,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 13:23:03,198 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:03,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 13:23:03,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 13:23:03,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:23:03,211 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2018-11-23 13:23:03,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:03,240 INFO L93 Difference]: Finished difference Result 276 states and 339 transitions. [2018-11-23 13:23:03,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 13:23:03,241 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 13:23:03,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:03,250 INFO L225 Difference]: With dead ends: 276 [2018-11-23 13:23:03,250 INFO L226 Difference]: Without dead ends: 140 [2018-11-23 13:23:03,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 13:23:03,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-23 13:23:03,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-23 13:23:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-23 13:23:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 163 transitions. [2018-11-23 13:23:03,291 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 163 transitions. Word has length 59 [2018-11-23 13:23:03,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:03,292 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 163 transitions. [2018-11-23 13:23:03,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 13:23:03,292 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 163 transitions. [2018-11-23 13:23:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 13:23:03,295 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:03,296 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:03,296 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:03,296 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:03,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1324910100, now seen corresponding path program 1 times [2018-11-23 13:23:03,296 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:03,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:03,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,298 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:03,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:03,376 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:03,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:23:03,376 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:03,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:23:03,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:23:03,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:23:03,378 INFO L87 Difference]: Start difference. First operand 140 states and 163 transitions. Second operand 3 states. [2018-11-23 13:23:03,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:03,397 INFO L93 Difference]: Finished difference Result 221 states and 257 transitions. [2018-11-23 13:23:03,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:23:03,398 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 13:23:03,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:03,399 INFO L225 Difference]: With dead ends: 221 [2018-11-23 13:23:03,399 INFO L226 Difference]: Without dead ends: 131 [2018-11-23 13:23:03,400 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:23:03,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-23 13:23:03,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-11-23 13:23:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-23 13:23:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 151 transitions. [2018-11-23 13:23:03,412 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 151 transitions. Word has length 60 [2018-11-23 13:23:03,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:03,413 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 151 transitions. [2018-11-23 13:23:03,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:23:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2018-11-23 13:23:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 13:23:03,414 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:03,415 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:03,415 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:03,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:03,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1608851056, now seen corresponding path program 1 times [2018-11-23 13:23:03,415 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:03,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:03,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,418 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:03,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:03,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 13:23:03,528 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:03,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 13:23:03,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 13:23:03,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:23:03,529 INFO L87 Difference]: Start difference. First operand 131 states and 151 transitions. Second operand 7 states. [2018-11-23 13:23:03,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:03,715 INFO L93 Difference]: Finished difference Result 234 states and 275 transitions. [2018-11-23 13:23:03,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 13:23:03,715 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-23 13:23:03,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:03,717 INFO L225 Difference]: With dead ends: 234 [2018-11-23 13:23:03,717 INFO L226 Difference]: Without dead ends: 131 [2018-11-23 13:23:03,718 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:23:03,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-23 13:23:03,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-11-23 13:23:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-23 13:23:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 150 transitions. [2018-11-23 13:23:03,730 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 150 transitions. Word has length 65 [2018-11-23 13:23:03,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:03,732 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 150 transitions. [2018-11-23 13:23:03,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 13:23:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 150 transitions. [2018-11-23 13:23:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 13:23:03,735 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:03,735 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:03,735 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:03,735 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:03,735 INFO L82 PathProgramCache]: Analyzing trace with hash -552400475, now seen corresponding path program 1 times [2018-11-23 13:23:03,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:03,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:03,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:03,738 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:03,825 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:03,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 13:23:03,826 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:03,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 13:23:03,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 13:23:03,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 13:23:03,827 INFO L87 Difference]: Start difference. First operand 131 states and 150 transitions. Second operand 5 states. [2018-11-23 13:23:04,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:04,172 INFO L93 Difference]: Finished difference Result 340 states and 409 transitions. [2018-11-23 13:23:04,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:23:04,173 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-11-23 13:23:04,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:04,174 INFO L225 Difference]: With dead ends: 340 [2018-11-23 13:23:04,174 INFO L226 Difference]: Without dead ends: 237 [2018-11-23 13:23:04,175 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 13:23:04,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-11-23 13:23:04,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 218. [2018-11-23 13:23:04,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-11-23 13:23:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 249 transitions. [2018-11-23 13:23:04,196 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 249 transitions. Word has length 78 [2018-11-23 13:23:04,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:04,196 INFO L480 AbstractCegarLoop]: Abstraction has 218 states and 249 transitions. [2018-11-23 13:23:04,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 13:23:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 249 transitions. [2018-11-23 13:23:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 13:23:04,198 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:04,198 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:04,201 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:04,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:04,201 INFO L82 PathProgramCache]: Analyzing trace with hash 807032952, now seen corresponding path program 1 times [2018-11-23 13:23:04,202 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:04,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:04,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,203 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:04,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 13:23:04,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:04,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 13:23:04,276 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:04,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 13:23:04,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 13:23:04,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:23:04,277 INFO L87 Difference]: Start difference. First operand 218 states and 249 transitions. Second operand 7 states. [2018-11-23 13:23:04,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:04,624 INFO L93 Difference]: Finished difference Result 426 states and 503 transitions. [2018-11-23 13:23:04,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 13:23:04,625 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-11-23 13:23:04,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:04,627 INFO L225 Difference]: With dead ends: 426 [2018-11-23 13:23:04,627 INFO L226 Difference]: Without dead ends: 236 [2018-11-23 13:23:04,627 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 13:23:04,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-11-23 13:23:04,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 217. [2018-11-23 13:23:04,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2018-11-23 13:23:04,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 246 transitions. [2018-11-23 13:23:04,645 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 246 transitions. Word has length 92 [2018-11-23 13:23:04,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:04,645 INFO L480 AbstractCegarLoop]: Abstraction has 217 states and 246 transitions. [2018-11-23 13:23:04,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 13:23:04,645 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 246 transitions. [2018-11-23 13:23:04,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:23:04,646 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:04,648 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:04,648 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:04,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:04,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1265633517, now seen corresponding path program 1 times [2018-11-23 13:23:04,649 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:04,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:04,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,649 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:04,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:04,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 13:23:04,707 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:04,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 13:23:04,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 13:23:04,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 13:23:04,708 INFO L87 Difference]: Start difference. First operand 217 states and 246 transitions. Second operand 6 states. [2018-11-23 13:23:04,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:04,737 INFO L93 Difference]: Finished difference Result 411 states and 474 transitions. [2018-11-23 13:23:04,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 13:23:04,738 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-11-23 13:23:04,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:04,740 INFO L225 Difference]: With dead ends: 411 [2018-11-23 13:23:04,740 INFO L226 Difference]: Without dead ends: 222 [2018-11-23 13:23:04,740 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:23:04,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-11-23 13:23:04,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2018-11-23 13:23:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-11-23 13:23:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 251 transitions. [2018-11-23 13:23:04,754 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 251 transitions. Word has length 93 [2018-11-23 13:23:04,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:04,754 INFO L480 AbstractCegarLoop]: Abstraction has 222 states and 251 transitions. [2018-11-23 13:23:04,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 13:23:04,754 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 251 transitions. [2018-11-23 13:23:04,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:23:04,755 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:04,755 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:04,755 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:04,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:04,756 INFO L82 PathProgramCache]: Analyzing trace with hash -564033643, now seen corresponding path program 1 times [2018-11-23 13:23:04,756 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:04,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:04,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,756 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:04,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:04,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 13:23:04,828 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:04,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 13:23:04,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 13:23:04,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 13:23:04,829 INFO L87 Difference]: Start difference. First operand 222 states and 251 transitions. Second operand 8 states. [2018-11-23 13:23:04,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:04,862 INFO L93 Difference]: Finished difference Result 423 states and 491 transitions. [2018-11-23 13:23:04,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 13:23:04,863 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-11-23 13:23:04,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:04,864 INFO L225 Difference]: With dead ends: 423 [2018-11-23 13:23:04,864 INFO L226 Difference]: Without dead ends: 229 [2018-11-23 13:23:04,865 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 13:23:04,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-11-23 13:23:04,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 226. [2018-11-23 13:23:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-11-23 13:23:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 255 transitions. [2018-11-23 13:23:04,875 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 255 transitions. Word has length 93 [2018-11-23 13:23:04,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:04,876 INFO L480 AbstractCegarLoop]: Abstraction has 226 states and 255 transitions. [2018-11-23 13:23:04,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 13:23:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 255 transitions. [2018-11-23 13:23:04,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:23:04,877 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:04,877 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:04,877 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:04,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:04,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1161447254, now seen corresponding path program 1 times [2018-11-23 13:23:04,877 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:04,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:04,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:04,878 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:04,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:04,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:04,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 13:23:04,938 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:04,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 13:23:04,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 13:23:04,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 13:23:04,939 INFO L87 Difference]: Start difference. First operand 226 states and 255 transitions. Second operand 4 states. [2018-11-23 13:23:05,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:05,066 INFO L93 Difference]: Finished difference Result 661 states and 782 transitions. [2018-11-23 13:23:05,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 13:23:05,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-11-23 13:23:05,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:05,069 INFO L225 Difference]: With dead ends: 661 [2018-11-23 13:23:05,069 INFO L226 Difference]: Without dead ends: 463 [2018-11-23 13:23:05,070 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 13:23:05,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-11-23 13:23:05,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 454. [2018-11-23 13:23:05,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2018-11-23 13:23:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 526 transitions. [2018-11-23 13:23:05,105 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 526 transitions. Word has length 93 [2018-11-23 13:23:05,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:05,105 INFO L480 AbstractCegarLoop]: Abstraction has 454 states and 526 transitions. [2018-11-23 13:23:05,105 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 13:23:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 526 transitions. [2018-11-23 13:23:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 13:23:05,106 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:05,106 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:05,106 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:05,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:05,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1531166756, now seen corresponding path program 1 times [2018-11-23 13:23:05,107 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:05,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:05,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:05,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:05,108 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:23:05,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:05,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 13:23:05,210 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:05,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 13:23:05,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 13:23:05,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:23:05,211 INFO L87 Difference]: Start difference. First operand 454 states and 526 transitions. Second operand 9 states. [2018-11-23 13:23:05,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:05,729 INFO L93 Difference]: Finished difference Result 1193 states and 1446 transitions. [2018-11-23 13:23:05,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 13:23:05,731 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2018-11-23 13:23:05,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:05,733 INFO L225 Difference]: With dead ends: 1193 [2018-11-23 13:23:05,734 INFO L226 Difference]: Without dead ends: 839 [2018-11-23 13:23:05,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-23 13:23:05,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-11-23 13:23:05,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 758. [2018-11-23 13:23:05,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-11-23 13:23:05,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 868 transitions. [2018-11-23 13:23:05,769 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 868 transitions. Word has length 97 [2018-11-23 13:23:05,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:05,769 INFO L480 AbstractCegarLoop]: Abstraction has 758 states and 868 transitions. [2018-11-23 13:23:05,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 13:23:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 868 transitions. [2018-11-23 13:23:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 13:23:05,771 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:05,771 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:05,771 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:05,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:05,772 INFO L82 PathProgramCache]: Analyzing trace with hash 2143872012, now seen corresponding path program 1 times [2018-11-23 13:23:05,772 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:05,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:05,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:05,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:05,773 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:23:05,859 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:05,859 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 13:23:05,860 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-11-23 13:23:05,861 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], [95], [99], [103], [106], [109], [111], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [277], [278], [279], [280], [281], [282], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-11-23 13:23:05,886 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 13:23:05,886 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 13:23:07,251 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 13:23:07,252 INFO L272 AbstractInterpreter]: Visited 124 different actions 649 times. Merged at 16 different actions 56 times. Never widened. Performed 21242 root evaluator evaluations with a maximum evaluation depth of 3. Performed 21242 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 2 different actions. Largest state had 135 variables. [2018-11-23 13:23:07,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:07,262 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 13:23:07,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:07,262 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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 [2018-11-23 13:23:07,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:07,271 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 13:23:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:07,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:23:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:07,481 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 13:23:07,851 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:23:07,878 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 13:23:07,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-11-23 13:23:07,879 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 13:23:07,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 13:23:07,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 13:23:07,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-11-23 13:23:07,880 INFO L87 Difference]: Start difference. First operand 758 states and 868 transitions. Second operand 16 states. [2018-11-23 13:23:08,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:08,548 INFO L93 Difference]: Finished difference Result 1728 states and 2055 transitions. [2018-11-23 13:23:08,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-23 13:23:08,549 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2018-11-23 13:23:08,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:08,552 INFO L225 Difference]: With dead ends: 1728 [2018-11-23 13:23:08,552 INFO L226 Difference]: Without dead ends: 1068 [2018-11-23 13:23:08,554 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 306 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=934, Unknown=0, NotChecked=0, Total=1122 [2018-11-23 13:23:08,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2018-11-23 13:23:08,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 924. [2018-11-23 13:23:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 924 states. [2018-11-23 13:23:08,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1068 transitions. [2018-11-23 13:23:08,593 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1068 transitions. Word has length 157 [2018-11-23 13:23:08,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:08,593 INFO L480 AbstractCegarLoop]: Abstraction has 924 states and 1068 transitions. [2018-11-23 13:23:08,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 13:23:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1068 transitions. [2018-11-23 13:23:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 13:23:08,597 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:08,598 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 13:23:08,598 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:08,598 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:08,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1321108346, now seen corresponding path program 1 times [2018-11-23 13:23:08,598 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:08,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:08,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:08,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:08,599 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 74 proven. 2 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-11-23 13:23:08,707 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:08,707 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 13:23:08,707 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-11-23 13:23:08,707 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], [95], [99], [103], [106], [109], [111], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-11-23 13:23:08,710 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 13:23:08,711 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 13:23:09,908 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 13:23:09,908 INFO L272 AbstractInterpreter]: Visited 129 different actions 837 times. Merged at 20 different actions 95 times. Never widened. Performed 32594 root evaluator evaluations with a maximum evaluation depth of 3. Performed 32594 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 17 fixpoints after 4 different actions. Largest state had 135 variables. [2018-11-23 13:23:09,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:09,909 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 13:23:09,909 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:09,909 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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 [2018-11-23 13:23:09,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:09,916 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 13:23:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:10,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:23:10,248 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 199 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:23:10,248 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 13:23:10,709 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-23 13:23:10,734 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 13:23:10,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-11-23 13:23:10,734 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 13:23:10,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 13:23:10,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 13:23:10,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-11-23 13:23:10,735 INFO L87 Difference]: Start difference. First operand 924 states and 1068 transitions. Second operand 19 states. [2018-11-23 13:23:13,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:13,598 INFO L93 Difference]: Finished difference Result 3462 states and 4817 transitions. [2018-11-23 13:23:13,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-23 13:23:13,598 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 273 [2018-11-23 13:23:13,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:13,606 INFO L225 Difference]: With dead ends: 3462 [2018-11-23 13:23:13,606 INFO L226 Difference]: Without dead ends: 2574 [2018-11-23 13:23:13,610 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 614 GetRequests, 538 SyntacticMatches, 9 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=760, Invalid=3932, Unknown=0, NotChecked=0, Total=4692 [2018-11-23 13:23:13,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2574 states. [2018-11-23 13:23:13,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2574 to 1763. [2018-11-23 13:23:13,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2018-11-23 13:23:13,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 1970 transitions. [2018-11-23 13:23:13,692 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 1970 transitions. Word has length 273 [2018-11-23 13:23:13,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:13,692 INFO L480 AbstractCegarLoop]: Abstraction has 1763 states and 1970 transitions. [2018-11-23 13:23:13,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 13:23:13,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 1970 transitions. [2018-11-23 13:23:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-23 13:23:13,696 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:13,696 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:13,696 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:13,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:13,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1904969754, now seen corresponding path program 1 times [2018-11-23 13:23:13,696 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:13,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:13,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:13,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:13,697 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 98 proven. 53 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-23 13:23:13,818 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:13,818 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 13:23:13,818 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 294 with the following transitions: [2018-11-23 13:23:13,818 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], [95], [99], [103], [106], [109], [111], [114], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [159], [161], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-11-23 13:23:13,821 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 13:23:13,821 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 13:23:16,354 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 13:23:16,354 INFO L272 AbstractInterpreter]: Visited 135 different actions 1882 times. Merged at 24 different actions 233 times. Never widened. Performed 72827 root evaluator evaluations with a maximum evaluation depth of 3. Performed 72827 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 61 fixpoints after 5 different actions. Largest state had 135 variables. [2018-11-23 13:23:16,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:16,365 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 13:23:16,365 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:16,365 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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 [2018-11-23 13:23:16,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:16,374 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 13:23:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:16,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:23:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 238 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 13:23:16,586 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 13:23:16,961 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 98 proven. 53 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-23 13:23:16,986 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 13:23:16,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-11-23 13:23:16,987 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 13:23:16,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-23 13:23:16,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-23 13:23:16,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-11-23 13:23:16,988 INFO L87 Difference]: Start difference. First operand 1763 states and 1970 transitions. Second operand 20 states. [2018-11-23 13:23:18,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:18,160 INFO L93 Difference]: Finished difference Result 3326 states and 3735 transitions. [2018-11-23 13:23:18,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 13:23:18,161 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 293 [2018-11-23 13:23:18,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:18,165 INFO L225 Difference]: With dead ends: 3326 [2018-11-23 13:23:18,165 INFO L226 Difference]: Without dead ends: 1767 [2018-11-23 13:23:18,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 619 GetRequests, 581 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-11-23 13:23:18,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1767 states. [2018-11-23 13:23:18,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1767 to 1763. [2018-11-23 13:23:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2018-11-23 13:23:18,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 1965 transitions. [2018-11-23 13:23:18,235 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 1965 transitions. Word has length 293 [2018-11-23 13:23:18,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:18,235 INFO L480 AbstractCegarLoop]: Abstraction has 1763 states and 1965 transitions. [2018-11-23 13:23:18,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-23 13:23:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 1965 transitions. [2018-11-23 13:23:18,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 13:23:18,240 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:18,240 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:18,240 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:18,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:18,241 INFO L82 PathProgramCache]: Analyzing trace with hash 621717995, now seen corresponding path program 1 times [2018-11-23 13:23:18,241 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:18,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:18,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:18,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:18,242 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:18,398 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-23 13:23:18,398 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:18,398 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 13:23:18,398 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 295 with the following transitions: [2018-11-23 13:23:18,399 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], [95], [99], [103], [106], [109], [111], [114], [117], [119], [125], [128], [138], [139], [140], [141], [142], [144], [149], [151], [152], [153], [154], [159], [161], [162], [163], [167], [170], [174], [180], [209], [213], [214], [220], [223], [225], [228], [235], [238], [241], [245], [246], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [283], [284], [287], [288], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [305], [306], [307], [309], [310], [311], [312], [315], [316] [2018-11-23 13:23:18,401 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 13:23:18,401 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 13:23:21,172 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 13:23:21,172 INFO L272 AbstractInterpreter]: Visited 136 different actions 2079 times. Merged at 25 different actions 273 times. Widened at 1 different actions 1 times. Performed 84216 root evaluator evaluations with a maximum evaluation depth of 3. Performed 84216 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 84 fixpoints after 6 different actions. Largest state had 135 variables. [2018-11-23 13:23:21,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:21,177 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 13:23:21,177 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:21,177 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/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 [2018-11-23 13:23:21,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:21,183 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 13:23:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:21,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:23:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 166 proven. 16 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 13:23:21,355 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 13:23:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 98 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-23 13:23:21,738 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 13:23:21,738 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-11-23 13:23:21,738 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 13:23:21,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 13:23:21,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 13:23:21,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-11-23 13:23:21,740 INFO L87 Difference]: Start difference. First operand 1763 states and 1965 transitions. Second operand 14 states. [2018-11-23 13:23:22,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:22,870 INFO L93 Difference]: Finished difference Result 3810 states and 4628 transitions. [2018-11-23 13:23:22,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 13:23:22,871 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 294 [2018-11-23 13:23:22,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:22,878 INFO L225 Difference]: With dead ends: 3810 [2018-11-23 13:23:22,878 INFO L226 Difference]: Without dead ends: 2823 [2018-11-23 13:23:22,881 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 581 SyntacticMatches, 21 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 394 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=419, Invalid=1063, Unknown=0, NotChecked=0, Total=1482 [2018-11-23 13:23:22,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2018-11-23 13:23:22,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2177. [2018-11-23 13:23:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2177 states. [2018-11-23 13:23:22,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 2177 states and 2431 transitions. [2018-11-23 13:23:22,984 INFO L78 Accepts]: Start accepts. Automaton has 2177 states and 2431 transitions. Word has length 294 [2018-11-23 13:23:22,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:22,985 INFO L480 AbstractCegarLoop]: Abstraction has 2177 states and 2431 transitions. [2018-11-23 13:23:22,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 13:23:22,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2431 transitions. [2018-11-23 13:23:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-23 13:23:22,990 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:22,990 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:22,990 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:22,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:22,990 INFO L82 PathProgramCache]: Analyzing trace with hash 201171439, now seen corresponding path program 1 times [2018-11-23 13:23:22,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:23:22,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:22,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:22,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:22,991 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:23:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:23,189 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2018-11-23 13:23:23,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:23,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 13:23:23,189 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:23:23,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 13:23:23,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 13:23:23,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 13:23:23,190 INFO L87 Difference]: Start difference. First operand 2177 states and 2431 transitions. Second operand 8 states. [2018-11-23 13:23:23,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:23,444 INFO L93 Difference]: Finished difference Result 3607 states and 4070 transitions. [2018-11-23 13:23:23,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 13:23:23,444 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 363 [2018-11-23 13:23:23,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:23,445 INFO L225 Difference]: With dead ends: 3607 [2018-11-23 13:23:23,445 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 13:23:23,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:23:23,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 13:23:23,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 13:23:23,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 13:23:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 13:23:23,452 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2018-11-23 13:23:23,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:23,452 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 13:23:23,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 13:23:23,452 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 13:23:23,452 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:23:23,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 13:23:23,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,841 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 106 [2018-11-23 13:23:23,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:23,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,509 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 138 [2018-11-23 13:23:24,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:24,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,128 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 138 [2018-11-23 13:23:25,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:25,554 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 26 [2018-11-23 13:23:25,735 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 31 [2018-11-23 13:23:25,890 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 26 [2018-11-23 13:23:26,085 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 45 [2018-11-23 13:23:26,442 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 38 [2018-11-23 13:23:27,115 WARN L180 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 38 [2018-11-23 13:23:27,895 WARN L180 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 55 [2018-11-23 13:23:28,130 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 1 [2018-11-23 13:23:28,374 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 41 [2018-11-23 13:23:28,697 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 48 [2018-11-23 13:23:28,921 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 34 [2018-11-23 13:23:29,664 WARN L180 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 63 [2018-11-23 13:23:29,880 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 43 [2018-11-23 13:23:30,407 WARN L180 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 39 [2018-11-23 13:23:30,553 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-11-23 13:23:30,682 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-11-23 13:23:30,808 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2018-11-23 13:23:30,988 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 30 [2018-11-23 13:23:31,396 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 41 [2018-11-23 13:23:31,537 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 49 [2018-11-23 13:23:31,714 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2018-11-23 13:23:31,891 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 46 [2018-11-23 13:23:32,032 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 29 [2018-11-23 13:23:32,858 WARN L180 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 69 [2018-11-23 13:23:33,070 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 33 [2018-11-23 13:23:33,216 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 880 886) the Hoare annotation is: true [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 880 886) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 887 895) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 887 895) the Hoare annotation is: true [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 887 895) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 158 165) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 158 165) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 166 175) the Hoare annotation is: (let ((.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or (not (= 1 ~pumpRunning~0)) .cse2 .cse1 .cse3 .cse4) (or (or .cse5 .cse1) (or .cse6 .cse0 (< 2 ~waterLevel~0) .cse2)) (or .cse6 (< 1 ~waterLevel~0) .cse0 .cse5 .cse2) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 0 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 166 175) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 166 175) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L444 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse2 .cse3 .cse1) (or .cse4 .cse0 .cse1 .cse5 (not .cse3)) (or .cse2 .cse4 .cse1 .cse5))) [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 195) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 198) no Hoare annotation was computed. [2018-11-23 13:23:33,217 INFO L444 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~1)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse5 (not .cse6)) (or .cse7 .cse4 .cse3 .cse1 .cse5) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse7 .cse6 .cse1 .cse4) (or .cse7 .cse1 .cse5 .cse2))) [2018-11-23 13:23:33,217 INFO L448 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point L184-1(lines 176 204) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L451 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 176 204) the Hoare annotation is: true [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 176 204) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 13:23:33,218 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 13:23:33,218 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 13:23:33,218 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 789 797) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 789 797) the Hoare annotation is: true [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 789 797) no Hoare annotation was computed. [2018-11-23 13:23:33,218 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 873 879) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 873 879) the Hoare annotation is: true [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 778 788) the Hoare annotation is: true [2018-11-23 13:23:33,219 INFO L451 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 778 788) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 778 788) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 770 777) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= ~methaneLevelCritical~0 0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 770 777) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 770 777) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 737 761) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse4 (or .cse0 .cse3 .cse1 .cse2)))) [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 737 761) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse1 (or .cse0 .cse4 .cse2 .cse3)))) [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point L756-1(lines 737 761) no Hoare annotation was computed. [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2018-11-23 13:23:33,219 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse3 .cse0 .cse1))) [2018-11-23 13:23:33,219 INFO L448 ceAbstractionStarter]: For program point L745(lines 745 753) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L444 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-23 13:23:33,220 INFO L448 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 758) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 655 668) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L448 ceAbstractionStarter]: For program point L659(lines 659 665) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 655 668) the Hoare annotation is: true [2018-11-23 13:23:33,220 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 655 668) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 703 709) no Hoare annotation was computed. [2018-11-23 13:23:33,220 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 703 709) the Hoare annotation is: true [2018-11-23 13:23:33,220 INFO L444 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 0)) (.cse6 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (not (= |old(~systemActive~0)| 1)) (and (and (= 2 ~waterLevel~0) .cse2 .cse3) .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse5 .cse2 .cse6 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and .cse0 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse6 .cse3) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 2) .cse4 .cse2 .cse3))) [2018-11-23 13:23:33,220 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 897 962) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 13:23:33,221 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 933) no Hoare annotation was computed. [2018-11-23 13:23:33,221 INFO L448 ceAbstractionStarter]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2018-11-23 13:23:33,221 INFO L444 ceAbstractionStarter]: At program point L952(lines 907 954) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (<= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 (= 0 ~pumpRunning~0) .cse4 .cse5) (and .cse7 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse8 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (or (and .cse7 .cse0 .cse8 .cse2 .cse4 .cse5) (and .cse7 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse8 .cse2 .cse4) .cse0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-11-23 13:23:33,221 INFO L444 ceAbstractionStarter]: At program point L919(line 919) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse0 (<= ~waterLevel~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse2 .cse4) .cse1 .cse3) (and .cse6 .cse7 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 (and (= 0 ~methaneLevelCritical~0) (and (not (= ~switchedOnBeforeTS~0 0)) .cse2 .cse4) .cse0)))) [2018-11-23 13:23:33,221 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 897 962) no Hoare annotation was computed. [2018-11-23 13:23:33,221 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 923) no Hoare annotation was computed. [2018-11-23 13:23:33,221 INFO L448 ceAbstractionStarter]: For program point L917-1(lines 917 923) no Hoare annotation was computed. [2018-11-23 13:23:33,221 INFO L448 ceAbstractionStarter]: For program point L909(lines 909 913) no Hoare annotation was computed. [2018-11-23 13:23:33,221 INFO L444 ceAbstractionStarter]: At program point L955(lines 906 956) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point L945(lines 945 949) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L444 ceAbstractionStarter]: At program point L945-2(lines 937 950) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 1) .cse0 .cse1 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (let ((.cse4 (<= ~waterLevel~0 2))) (or (and .cse4 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 .cse1))) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point L908(lines 907 954) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L444 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 1) .cse0 .cse1 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse3 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (let ((.cse4 (<= ~waterLevel~0 2))) (or (and .cse4 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 .cse1))) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 950) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 897 962) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 762 769) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 834 852) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L451 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2018-11-23 13:23:33,222 INFO L448 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 834 852) the Hoare annotation is: true [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 834 852) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 646 654) the Hoare annotation is: true [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 646 654) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 646 654) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 602 613) the Hoare annotation is: (let ((.cse7 (= |old(~methaneLevelCritical~0)| 0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse5 (or .cse0 .cse2 .cse9)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse4 (not .cse7)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse10 (< 2 ~waterLevel~0))) (and (or (< 0 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse4) (or (or .cse5 .cse4) .cse1) (or .cse6 (or .cse7 .cse5)) (or .cse7 .cse8 .cse2 .cse6 .cse9) (or .cse1 (or .cse10 (or .cse8 .cse2) .cse4)) (or .cse6 (and (or .cse0 .cse7 .cse10 .cse2 .cse3) (or (< ~switchedOnBeforeTS~0 1) .cse0 .cse7 .cse10 .cse2)))))) [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 602 613) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 614 622) the Hoare annotation is: true [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 614 622) no Hoare annotation was computed. [2018-11-23 13:23:33,223 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 614 622) no Hoare annotation was computed. [2018-11-23 13:23:33,224 INFO L444 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse15 (or .cse13 .cse7)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (and .cse11 .cse12 .cse3 .cse4)) (.cse2 (or (< 2 |old(~waterLevel~0)|) .cse15 (not .cse14))) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse10 (or .cse14 .cse15)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and .cse11 .cse3 .cse4)) (.cse8 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3 .cse4) .cse1 .cse2) (or .cse5 (or .cse6 .cse7 .cse8)) (or .cse9 .cse5 (and (or .cse6 .cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse6 .cse7))) (or .cse9 .cse10 (and (<= ~waterLevel~0 0) .cse3 .cse4)) (or .cse0 .cse10 .cse11) (or .cse6 .cse7 .cse12 .cse5) (or (or (or .cse7 .cse8) .cse13) (and (= 1 ~waterLevel~0) .cse3 .cse4)))))) [2018-11-23 13:23:33,224 INFO L444 ceAbstractionStarter]: At program point L690(lines 690 696) the Hoare annotation is: (let ((.cse19 (= ~systemActive~0 1))) (let ((.cse20 (= ~methaneLevelCritical~0 0)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not .cse19))) (let ((.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse13 (= 0 ~pumpRunning~0)) (.cse15 (< 2 |old(~waterLevel~0)|)) (.cse21 (or .cse11 .cse9)) (.cse18 (not .cse20)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (and .cse6 .cse17 .cse4 .cse5)) (.cse2 (or .cse15 .cse21 .cse18)) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse14 (or .cse20 .cse21)) (.cse16 (and .cse12 (not (= |old(~pumpRunning~0)| 0)) .cse18 .cse13 .cse6 (<= ~waterLevel~0 0) .cse19)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (and .cse6 .cse4 .cse5))) (and (or .cse0 .cse1 .cse2) (or (and .cse3 .cse4 .cse5) .cse1 .cse2) (or (and (= ~pumpRunning~0 1) .cse6) .cse7 (or .cse8 .cse9 .cse10)) (or (< 1 |old(~waterLevel~0)|) .cse7 (and (or .cse8 .cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse8 .cse9))) (or (or (or .cse9 .cse10) .cse11) (= 1 ~waterLevel~0)) (or (and .cse12 .cse3 .cse13) .cse14 .cse15 .cse16) (or .cse0 .cse14 .cse16) (or .cse8 .cse9 .cse17 .cse7)))))) [2018-11-23 13:23:33,224 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 676 702) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse4 (and .cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (< 0 |old(~waterLevel~0)|)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse12 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 .cse7 .cse8) (or .cse4 (or .cse9 (or .cse5 .cse3))) (or .cse2 .cse4 .cse3 .cse8) (or (or .cse10 .cse6) (or .cse0 .cse2 .cse9 .cse3)) (or .cse0 .cse11 .cse2 .cse10 .cse3) (or .cse2 .cse6 .cse3 .cse7 .cse8) (or .cse2 .cse6 .cse3 .cse7 .cse12) (or .cse11 .cse2 .cse3 .cse7 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse7) (or (and (<= ~pumpRunning~0 0) .cse13 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse3 .cse12))))) [2018-11-23 13:23:33,224 INFO L444 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1))) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse2 .cse1) (or .cse0 .cse2 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-23 13:23:33,224 INFO L448 ceAbstractionStarter]: For program point L683(lines 679 701) no Hoare annotation was computed. [2018-11-23 13:23:33,224 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 676 702) no Hoare annotation was computed. [2018-11-23 13:23:33,224 INFO L448 ceAbstractionStarter]: For program point L681(lines 679 701) no Hoare annotation was computed. [2018-11-23 13:23:33,224 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 676 702) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-11-23 13:23:33,225 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-11-23 13:23:33,225 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 578 589) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (< 2 |old(~waterLevel~0)|) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~pumpRunning~0))) [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 578 589) no Hoare annotation was computed. [2018-11-23 13:23:33,225 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 578 589) no Hoare annotation was computed. [2018-11-23 13:23:33,226 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-11-23 13:23:33,226 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-11-23 13:23:33,226 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:23:33,226 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 13:23:33,226 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 13:23:33,226 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:23:33,226 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 853 860) no Hoare annotation was computed. [2018-11-23 13:23:33,226 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 853 860) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or (< ~switchedOnBeforeTS~0 1) (< 0 ~waterLevel~0) .cse0 .cse1 .cse2) (or (< 1 ~waterLevel~0) .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))) (or .cse2 (or (< 2 ~waterLevel~0) (or (not (= 1 ~pumpRunning~0)) .cse1))) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-23 13:23:33,226 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 853 860) no Hoare annotation was computed. [2018-11-23 13:23:33,226 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 711 735) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse4 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse1 (or .cse0 .cse4 .cse2 .cse3)))) [2018-11-23 13:23:33,226 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 711 735) no Hoare annotation was computed. [2018-11-23 13:23:33,227 INFO L444 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1))) [2018-11-23 13:23:33,227 INFO L448 ceAbstractionStarter]: For program point L730-1(lines 711 735) no Hoare annotation was computed. [2018-11-23 13:23:33,227 INFO L444 ceAbstractionStarter]: At program point L725(line 725) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse4 .cse2 .cse3 .cse1 .cse0) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 13:23:33,227 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2))))))) [2018-11-23 13:23:33,227 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 727) no Hoare annotation was computed. [2018-11-23 13:23:33,227 INFO L444 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: (let ((.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse3 .cse4 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse4 (or .cse0 .cse3 .cse1 .cse2)))) [2018-11-23 13:23:33,227 INFO L448 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2018-11-23 13:23:33,227 INFO L448 ceAbstractionStarter]: For program point L715(lines 715 732) no Hoare annotation was computed. [2018-11-23 13:23:33,228 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2018-11-23 13:23:33,228 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 590 601) no Hoare annotation was computed. [2018-11-23 13:23:33,228 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 590 601) the Hoare annotation is: (let ((.cse8 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (< 1 |old(~waterLevel~0)|)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (or .cse8 .cse4)) (.cse7 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 (or (< ~switchedOnBeforeTS~0 1) .cse1 .cse2 .cse3)) (or .cse4 .cse5 .cse0 .cse6) (or (< 0 |old(~waterLevel~0)|) .cse0 .cse3 .cse7) (or .cse1 (or (= 0 ~switchedOnBeforeTS~0) .cse4) .cse0 .cse5 (not .cse2)) (or .cse3 .cse7 .cse0 .cse6) (or (= 1 ~waterLevel~0) (or .cse8 .cse4 (not (= |old(~waterLevel~0)| 1))))))) [2018-11-23 13:23:33,228 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 13:23:33,228 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 13:23:33,228 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 13:23:33,228 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 13:23:33,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:23:33 BoogieIcfgContainer [2018-11-23 13:23:33,240 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 13:23:33,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:23:33,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:23:33,241 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:23:33,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:02" (3/4) ... [2018-11-23 13:23:33,244 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:23:33,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 13:23:33,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 13:23:33,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 13:23:33,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 13:23:33,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 13:23:33,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 13:23:33,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 13:23:33,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 13:23:33,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 13:23:33,264 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-23 13:23:33,265 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 13:23:33,265 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 13:23:33,266 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 13:23:33,266 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 13:23:33,266 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:23:33,267 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:23:33,289 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) [2018-11-23 13:23:33,289 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 13:23:33,326 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_720c0181-ba61-4c21-a513-a950e0ce9df1/bin-2019/utaipan/witness.graphml [2018-11-23 13:23:33,326 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:23:33,327 INFO L168 Benchmark]: Toolchain (without parser) took 31313.33 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 1.9 GB). Free memory was 956.6 MB in the beginning and 1.8 GB in the end (delta: -885.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-23 13:23:33,327 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:23:33,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:33,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.01 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. [2018-11-23 13:23:33,328 INFO L168 Benchmark]: Boogie Preprocessor took 31.84 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. [2018-11-23 13:23:33,328 INFO L168 Benchmark]: RCFGBuilder took 487.88 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: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:33,328 INFO L168 Benchmark]: TraceAbstraction took 30305.87 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.8 GB). Free memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: -810.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-23 13:23:33,329 INFO L168 Benchmark]: Witness Printer took 85.40 ms. Allocated memory is still 3.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:33,330 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.01 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 31.84 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 487.88 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: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 30305.87 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.8 GB). Free memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: -810.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 85.40 ms. Allocated memory is still 3.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 153 locations, 1 error locations. SAFE Result, 30.2s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 7.8s AutomataDifference, 0.0s DeadEndRemovalTime, 9.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2925 SDtfs, 4248 SDslu, 8882 SDs, 0 SdLazy, 12023 SolverSat, 2749 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2337 GetRequests, 2056 SyntacticMatches, 44 SemanticMatches, 237 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1867 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2177occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.9s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 1736 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3589 PreInvPairs, 3889 NumberOfFragments, 3228 HoareAnnotationTreeSize, 3589 FomulaSimplifications, 139249 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 113264 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 3127 NumberOfCodeBlocks, 3127 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4122 ConstructedInterpolants, 0 QuantifiedInterpolants, 1638143 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4614 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 3124/3400 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...