./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/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 c5a0b2bcaab730b804e6efb5bb851b66755fb542 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:57:01,434 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:57:01,435 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:57:01,441 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:57:01,441 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:57:01,442 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:57:01,443 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:57:01,444 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:57:01,445 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:57:01,445 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:57:01,446 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:57:01,446 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:57:01,446 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:57:01,447 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:57:01,447 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:57:01,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:57:01,448 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:57:01,449 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:57:01,450 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:57:01,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:57:01,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:57:01,452 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:57:01,453 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:57:01,453 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:57:01,453 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:57:01,454 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:57:01,454 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:57:01,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:57:01,455 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:57:01,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:57:01,456 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:57:01,456 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:57:01,456 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:57:01,457 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:57:01,457 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:57:01,457 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:57:01,458 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 18:57:01,466 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:57:01,466 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:57:01,466 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:57:01,466 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 18:57:01,466 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 18:57:01,467 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 18:57:01,467 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 18:57:01,468 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:57:01,468 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:57:01,469 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 18:57:01,469 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:57:01,469 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:57:01,470 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 18:57:01,470 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:57:01,470 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:57:01,470 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 18:57:01,470 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_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/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 -> c5a0b2bcaab730b804e6efb5bb851b66755fb542 [2018-12-09 18:57:01,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:57:01,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:57:01,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:57:01,498 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:57:01,498 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:57:01,498 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c [2018-12-09 18:57:01,535 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/data/44ba1691e/979a8f3e7a8c4f92b548e22f937b6917/FLAGb98ef73cc [2018-12-09 18:57:01,852 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:57:01,852 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c [2018-12-09 18:57:01,858 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/data/44ba1691e/979a8f3e7a8c4f92b548e22f937b6917/FLAGb98ef73cc [2018-12-09 18:57:01,866 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/data/44ba1691e/979a8f3e7a8c4f92b548e22f937b6917 [2018-12-09 18:57:01,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:57:01,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:57:01,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:57:01,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:57:01,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:57:01,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:57:01" (1/1) ... [2018-12-09 18:57:01,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:01, skipping insertion in model container [2018-12-09 18:57:01,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:57:01" (1/1) ... [2018-12-09 18:57:01,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:57:01,905 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:57:02,070 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:57:02,114 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:57:02,170 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:57:02,188 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:57:02,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02 WrapperNode [2018-12-09 18:57:02,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:57:02,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:57:02,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:57:02,189 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:57:02,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:57:02,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:57:02,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:57:02,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:57:02,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... [2018-12-09 18:57:02,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:57:02,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:57:02,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:57:02,234 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:57:02,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 18:57:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 18:57:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 18:57:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 18:57:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 18:57:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 18:57:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 18:57:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:57:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 18:57:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 18:57:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 18:57:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 18:57:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 18:57:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 18:57:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 18:57:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 18:57:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 18:57:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 18:57:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 18:57:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 18:57:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 18:57:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 18:57:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 18:57:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 18:57:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 18:57:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 18:57:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-09 18:57:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-09 18:57:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-09 18:57:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-09 18:57:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-09 18:57:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-09 18:57:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 18:57:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 18:57:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 18:57:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 18:57:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 18:57:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:57:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:57:02,566 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:57:02,566 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 18:57:02,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:57:02 BoogieIcfgContainer [2018-12-09 18:57:02,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:57:02,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 18:57:02,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 18:57:02,569 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 18:57:02,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:57:01" (1/3) ... [2018-12-09 18:57:02,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193374eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:57:02, skipping insertion in model container [2018-12-09 18:57:02,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:57:02" (2/3) ... [2018-12-09 18:57:02,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193374eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:57:02, skipping insertion in model container [2018-12-09 18:57:02,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:57:02" (3/3) ... [2018-12-09 18:57:02,571 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47_true-unreach-call_false-termination.cil.c [2018-12-09 18:57:02,577 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 18:57:02,582 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 18:57:02,591 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 18:57:02,610 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 18:57:02,610 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 18:57:02,610 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 18:57:02,610 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 18:57:02,610 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 18:57:02,610 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 18:57:02,610 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 18:57:02,610 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 18:57:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2018-12-09 18:57:02,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 18:57:02,628 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:02,629 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:02,630 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:02,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:02,633 INFO L82 PathProgramCache]: Analyzing trace with hash -576276487, now seen corresponding path program 1 times [2018-12-09 18:57:02,635 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:02,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:02,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:02,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:02,663 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:02,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:02,784 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:02,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 18:57:02,784 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:02,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 18:57:02,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 18:57:02,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 18:57:02,797 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2018-12-09 18:57:02,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:02,823 INFO L93 Difference]: Finished difference Result 294 states and 365 transitions. [2018-12-09 18:57:02,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 18:57:02,824 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-09 18:57:02,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:02,831 INFO L225 Difference]: With dead ends: 294 [2018-12-09 18:57:02,831 INFO L226 Difference]: Without dead ends: 149 [2018-12-09 18:57:02,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 18:57:02,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-12-09 18:57:02,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-12-09 18:57:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-12-09 18:57:02,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2018-12-09 18:57:02,865 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 59 [2018-12-09 18:57:02,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:02,866 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2018-12-09 18:57:02,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 18:57:02,866 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2018-12-09 18:57:02,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 18:57:02,868 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:02,868 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:02,868 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:02,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:02,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1425921705, now seen corresponding path program 1 times [2018-12-09 18:57:02,869 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:02,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:02,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:02,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:02,870 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:02,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:02,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 18:57:02,924 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:02,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 18:57:02,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 18:57:02,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 18:57:02,926 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 3 states. [2018-12-09 18:57:02,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:02,939 INFO L93 Difference]: Finished difference Result 237 states and 279 transitions. [2018-12-09 18:57:02,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 18:57:02,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-09 18:57:02,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:02,941 INFO L225 Difference]: With dead ends: 237 [2018-12-09 18:57:02,941 INFO L226 Difference]: Without dead ends: 140 [2018-12-09 18:57:02,942 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 18:57:02,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-12-09 18:57:02,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-12-09 18:57:02,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-12-09 18:57:02,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2018-12-09 18:57:02,951 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 60 [2018-12-09 18:57:02,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:02,951 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2018-12-09 18:57:02,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 18:57:02,951 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2018-12-09 18:57:02,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 18:57:02,952 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:02,952 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] [2018-12-09 18:57:02,952 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:02,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:02,953 INFO L82 PathProgramCache]: Analyzing trace with hash 975750516, now seen corresponding path program 1 times [2018-12-09 18:57:02,953 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:02,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:02,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:02,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:02,954 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:03,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:03,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 18:57:03,030 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:03,030 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 18:57:03,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 18:57:03,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 18:57:03,030 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 7 states. [2018-12-09 18:57:03,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:03,323 INFO L93 Difference]: Finished difference Result 420 states and 510 transitions. [2018-12-09 18:57:03,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 18:57:03,324 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-09 18:57:03,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:03,327 INFO L225 Difference]: With dead ends: 420 [2018-12-09 18:57:03,327 INFO L226 Difference]: Without dead ends: 308 [2018-12-09 18:57:03,328 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 18:57:03,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-12-09 18:57:03,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 300. [2018-12-09 18:57:03,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-12-09 18:57:03,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 364 transitions. [2018-12-09 18:57:03,359 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 364 transitions. Word has length 64 [2018-12-09 18:57:03,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:03,359 INFO L480 AbstractCegarLoop]: Abstraction has 300 states and 364 transitions. [2018-12-09 18:57:03,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 18:57:03,359 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 364 transitions. [2018-12-09 18:57:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 18:57:03,361 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:03,362 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] [2018-12-09 18:57:03,362 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:03,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:03,362 INFO L82 PathProgramCache]: Analyzing trace with hash -1065589371, now seen corresponding path program 1 times [2018-12-09 18:57:03,362 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:03,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:03,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:03,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:03,364 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 18:57:03,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:03,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 18:57:03,453 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:03,453 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 18:57:03,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 18:57:03,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 18:57:03,454 INFO L87 Difference]: Start difference. First operand 300 states and 364 transitions. Second operand 7 states. [2018-12-09 18:57:03,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:03,841 INFO L93 Difference]: Finished difference Result 771 states and 996 transitions. [2018-12-09 18:57:03,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 18:57:03,841 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-09 18:57:03,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:03,843 INFO L225 Difference]: With dead ends: 771 [2018-12-09 18:57:03,843 INFO L226 Difference]: Without dead ends: 499 [2018-12-09 18:57:03,845 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 18:57:03,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-12-09 18:57:03,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 446. [2018-12-09 18:57:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-12-09 18:57:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 533 transitions. [2018-12-09 18:57:03,878 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 533 transitions. Word has length 70 [2018-12-09 18:57:03,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:03,879 INFO L480 AbstractCegarLoop]: Abstraction has 446 states and 533 transitions. [2018-12-09 18:57:03,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 18:57:03,879 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 533 transitions. [2018-12-09 18:57:03,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 18:57:03,881 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:03,881 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:03,881 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:03,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:03,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1398429989, now seen corresponding path program 1 times [2018-12-09 18:57:03,881 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:03,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:03,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:03,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:03,882 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:03,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:03,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 18:57:03,969 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:03,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 18:57:03,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 18:57:03,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 18:57:03,970 INFO L87 Difference]: Start difference. First operand 446 states and 533 transitions. Second operand 6 states. [2018-12-09 18:57:04,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:04,013 INFO L93 Difference]: Finished difference Result 878 states and 1082 transitions. [2018-12-09 18:57:04,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 18:57:04,014 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2018-12-09 18:57:04,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:04,015 INFO L225 Difference]: With dead ends: 878 [2018-12-09 18:57:04,015 INFO L226 Difference]: Without dead ends: 460 [2018-12-09 18:57:04,016 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 18:57:04,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-12-09 18:57:04,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 456. [2018-12-09 18:57:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2018-12-09 18:57:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 543 transitions. [2018-12-09 18:57:04,032 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 543 transitions. Word has length 107 [2018-12-09 18:57:04,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:04,032 INFO L480 AbstractCegarLoop]: Abstraction has 456 states and 543 transitions. [2018-12-09 18:57:04,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 18:57:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 543 transitions. [2018-12-09 18:57:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 18:57:04,033 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:04,033 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:04,033 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:04,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:04,033 INFO L82 PathProgramCache]: Analyzing trace with hash -968264605, now seen corresponding path program 1 times [2018-12-09 18:57:04,033 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:04,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:04,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:04,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:04,034 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:04,100 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:04,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 18:57:04,100 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:04,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 18:57:04,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 18:57:04,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 18:57:04,101 INFO L87 Difference]: Start difference. First operand 456 states and 543 transitions. Second operand 8 states. [2018-12-09 18:57:04,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:04,126 INFO L93 Difference]: Finished difference Result 898 states and 1102 transitions. [2018-12-09 18:57:04,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 18:57:04,127 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2018-12-09 18:57:04,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:04,128 INFO L225 Difference]: With dead ends: 898 [2018-12-09 18:57:04,129 INFO L226 Difference]: Without dead ends: 470 [2018-12-09 18:57:04,129 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 18:57:04,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2018-12-09 18:57:04,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 464. [2018-12-09 18:57:04,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2018-12-09 18:57:04,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 551 transitions. [2018-12-09 18:57:04,145 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 551 transitions. Word has length 107 [2018-12-09 18:57:04,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:04,145 INFO L480 AbstractCegarLoop]: Abstraction has 464 states and 551 transitions. [2018-12-09 18:57:04,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 18:57:04,145 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 551 transitions. [2018-12-09 18:57:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 18:57:04,146 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:04,146 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:04,147 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:04,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:04,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1208804734, now seen corresponding path program 1 times [2018-12-09 18:57:04,147 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:04,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:04,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:04,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:04,148 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:04,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:04,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:04,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 18:57:04,192 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:04,193 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 18:57:04,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 18:57:04,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 18:57:04,193 INFO L87 Difference]: Start difference. First operand 464 states and 551 transitions. Second operand 4 states. [2018-12-09 18:57:04,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:04,347 INFO L93 Difference]: Finished difference Result 1444 states and 1800 transitions. [2018-12-09 18:57:04,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 18:57:04,347 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2018-12-09 18:57:04,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:04,352 INFO L225 Difference]: With dead ends: 1444 [2018-12-09 18:57:04,352 INFO L226 Difference]: Without dead ends: 1008 [2018-12-09 18:57:04,353 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 18:57:04,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2018-12-09 18:57:04,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 991. [2018-12-09 18:57:04,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2018-12-09 18:57:04,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1212 transitions. [2018-12-09 18:57:04,408 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1212 transitions. Word has length 107 [2018-12-09 18:57:04,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:04,409 INFO L480 AbstractCegarLoop]: Abstraction has 991 states and 1212 transitions. [2018-12-09 18:57:04,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 18:57:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1212 transitions. [2018-12-09 18:57:04,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 18:57:04,411 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:04,411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:04,412 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:04,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:04,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1078488264, now seen corresponding path program 1 times [2018-12-09 18:57:04,412 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:04,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:04,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:04,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:04,413 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:57:04,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:04,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 18:57:04,530 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:04,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 18:57:04,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 18:57:04,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-09 18:57:04,531 INFO L87 Difference]: Start difference. First operand 991 states and 1212 transitions. Second operand 9 states. [2018-12-09 18:57:05,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:05,183 INFO L93 Difference]: Finished difference Result 2722 states and 3486 transitions. [2018-12-09 18:57:05,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 18:57:05,184 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2018-12-09 18:57:05,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:05,192 INFO L225 Difference]: With dead ends: 2722 [2018-12-09 18:57:05,192 INFO L226 Difference]: Without dead ends: 1941 [2018-12-09 18:57:05,195 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-09 18:57:05,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states. [2018-12-09 18:57:05,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1716. [2018-12-09 18:57:05,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1716 states. [2018-12-09 18:57:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2065 transitions. [2018-12-09 18:57:05,304 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2065 transitions. Word has length 111 [2018-12-09 18:57:05,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:05,305 INFO L480 AbstractCegarLoop]: Abstraction has 1716 states and 2065 transitions. [2018-12-09 18:57:05,305 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 18:57:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2065 transitions. [2018-12-09 18:57:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 18:57:05,306 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:05,307 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:05,307 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:05,307 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:05,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1969273886, now seen corresponding path program 1 times [2018-12-09 18:57:05,307 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:05,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:05,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:05,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:05,308 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:57:05,383 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:05,383 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 18:57:05,384 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 171 with the following transitions: [2018-12-09 18:57:05,385 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [88], [92], [93], [94], [97], [99], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [305], [306], [307], [308], [309], [310], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-12-09 18:57:05,409 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 18:57:05,409 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 18:57:06,448 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 18:57:06,449 INFO L272 AbstractInterpreter]: Visited 131 different actions 623 times. Merged at 15 different actions 42 times. Never widened. Performed 20744 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20744 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-09 18:57:06,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:06,454 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 18:57:06,454 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:06,454 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 18:57:06,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:06,461 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 18:57:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:06,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:57:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:57:06,648 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 18:57:06,874 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 18:57:06,890 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 18:57:06,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-09 18:57:06,890 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 18:57:06,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-09 18:57:06,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-09 18:57:06,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-09 18:57:06,891 INFO L87 Difference]: Start difference. First operand 1716 states and 2065 transitions. Second operand 16 states. [2018-12-09 18:57:07,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:07,601 INFO L93 Difference]: Finished difference Result 3903 states and 4906 transitions. [2018-12-09 18:57:07,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-09 18:57:07,601 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 170 [2018-12-09 18:57:07,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:07,607 INFO L225 Difference]: With dead ends: 3903 [2018-12-09 18:57:07,607 INFO L226 Difference]: Without dead ends: 2391 [2018-12-09 18:57:07,610 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 332 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-12-09 18:57:07,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2391 states. [2018-12-09 18:57:07,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2391 to 2145. [2018-12-09 18:57:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2145 states. [2018-12-09 18:57:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 2145 states and 2555 transitions. [2018-12-09 18:57:07,687 INFO L78 Accepts]: Start accepts. Automaton has 2145 states and 2555 transitions. Word has length 170 [2018-12-09 18:57:07,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:07,687 INFO L480 AbstractCegarLoop]: Abstraction has 2145 states and 2555 transitions. [2018-12-09 18:57:07,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-09 18:57:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2555 transitions. [2018-12-09 18:57:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-12-09 18:57:07,692 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:07,692 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, 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, 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] [2018-12-09 18:57:07,692 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:07,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:07,692 INFO L82 PathProgramCache]: Analyzing trace with hash 269067992, now seen corresponding path program 1 times [2018-12-09 18:57:07,692 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:07,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:07,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:07,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:07,693 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:07,795 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 7 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-09 18:57:07,796 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:07,796 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 18:57:07,796 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 300 with the following transitions: [2018-12-09 18:57:07,796 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [86], [87], [88], [92], [93], [94], [97], [99], [102], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [303], [304], [305], [306], [307], [308], [309], [310], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-12-09 18:57:07,798 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 18:57:07,798 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 18:57:08,702 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 18:57:08,702 INFO L272 AbstractInterpreter]: Visited 132 different actions 782 times. Merged at 15 different actions 51 times. Never widened. Performed 24744 root evaluator evaluations with a maximum evaluation depth of 3. Performed 24744 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 2 different actions. Largest state had 134 variables. [2018-12-09 18:57:08,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:08,703 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 18:57:08,703 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:08,703 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 18:57:08,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:08,709 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 18:57:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:08,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:57:08,967 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 18:57:08,968 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 18:57:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 74 proven. 30 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-12-09 18:57:09,440 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 18:57:09,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-12-09 18:57:09,441 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 18:57:09,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 18:57:09,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 18:57:09,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-12-09 18:57:09,442 INFO L87 Difference]: Start difference. First operand 2145 states and 2555 transitions. Second operand 19 states. [2018-12-09 18:57:12,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:12,591 INFO L93 Difference]: Finished difference Result 8331 states and 11939 transitions. [2018-12-09 18:57:12,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-12-09 18:57:12,591 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 299 [2018-12-09 18:57:12,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:12,616 INFO L225 Difference]: With dead ends: 8331 [2018-12-09 18:57:12,616 INFO L226 Difference]: Without dead ends: 6222 [2018-12-09 18:57:12,626 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 592 SyntacticMatches, 9 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1601 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=976, Invalid=5504, Unknown=0, NotChecked=0, Total=6480 [2018-12-09 18:57:12,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6222 states. [2018-12-09 18:57:12,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6222 to 4417. [2018-12-09 18:57:12,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4417 states. [2018-12-09 18:57:12,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4417 states and 5075 transitions. [2018-12-09 18:57:12,806 INFO L78 Accepts]: Start accepts. Automaton has 4417 states and 5075 transitions. Word has length 299 [2018-12-09 18:57:12,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:12,806 INFO L480 AbstractCegarLoop]: Abstraction has 4417 states and 5075 transitions. [2018-12-09 18:57:12,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 18:57:12,806 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 5075 transitions. [2018-12-09 18:57:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 18:57:12,813 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:12,813 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, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:12,813 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:12,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:12,813 INFO L82 PathProgramCache]: Analyzing trace with hash -926105958, now seen corresponding path program 1 times [2018-12-09 18:57:12,813 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:12,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:12,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:12,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:12,814 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:12,939 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 18:57:12,939 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:12,939 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 18:57:12,940 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 320 with the following transitions: [2018-12-09 18:57:12,940 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [86], [87], [88], [92], [93], [94], [97], [99], [102], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [142], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [198], [200], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [303], [304], [305], [306], [307], [308], [309], [310], [311], [312], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-12-09 18:57:12,942 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 18:57:12,942 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 18:57:15,058 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 18:57:15,058 INFO L272 AbstractInterpreter]: Visited 142 different actions 1747 times. Merged at 23 different actions 175 times. Never widened. Performed 64363 root evaluator evaluations with a maximum evaluation depth of 3. Performed 64363 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 47 fixpoints after 6 different actions. Largest state had 134 variables. [2018-12-09 18:57:15,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:15,060 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 18:57:15,060 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:15,060 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 18:57:15,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:15,067 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 18:57:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:15,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:57:15,243 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 18:57:15,243 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 18:57:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 18:57:15,650 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 18:57:15,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-12-09 18:57:15,650 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 18:57:15,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-09 18:57:15,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-09 18:57:15,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-09 18:57:15,651 INFO L87 Difference]: Start difference. First operand 4417 states and 5075 transitions. Second operand 20 states. [2018-12-09 18:57:16,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:16,491 INFO L93 Difference]: Finished difference Result 8420 states and 9734 transitions. [2018-12-09 18:57:16,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 18:57:16,492 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 319 [2018-12-09 18:57:16,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:16,504 INFO L225 Difference]: With dead ends: 8420 [2018-12-09 18:57:16,504 INFO L226 Difference]: Without dead ends: 4433 [2018-12-09 18:57:16,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 671 GetRequests, 633 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-12-09 18:57:16,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4433 states. [2018-12-09 18:57:16,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4433 to 4421. [2018-12-09 18:57:16,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4421 states. [2018-12-09 18:57:16,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 4421 states and 5069 transitions. [2018-12-09 18:57:16,662 INFO L78 Accepts]: Start accepts. Automaton has 4421 states and 5069 transitions. Word has length 319 [2018-12-09 18:57:16,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:16,662 INFO L480 AbstractCegarLoop]: Abstraction has 4421 states and 5069 transitions. [2018-12-09 18:57:16,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-09 18:57:16,662 INFO L276 IsEmpty]: Start isEmpty. Operand 4421 states and 5069 transitions. [2018-12-09 18:57:16,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-09 18:57:16,669 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:16,669 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, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:16,670 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:16,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:16,670 INFO L82 PathProgramCache]: Analyzing trace with hash 947873109, now seen corresponding path program 1 times [2018-12-09 18:57:16,670 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:16,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:16,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:16,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:16,670 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-12-09 18:57:16,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:16,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-12-09 18:57:16,810 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:16,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 18:57:16,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 18:57:16,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-12-09 18:57:16,811 INFO L87 Difference]: Start difference. First operand 4421 states and 5069 transitions. Second operand 13 states. [2018-12-09 18:57:17,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:17,279 INFO L93 Difference]: Finished difference Result 8216 states and 9490 transitions. [2018-12-09 18:57:17,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-09 18:57:17,279 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 320 [2018-12-09 18:57:17,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:17,291 INFO L225 Difference]: With dead ends: 8216 [2018-12-09 18:57:17,291 INFO L226 Difference]: Without dead ends: 4225 [2018-12-09 18:57:17,298 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2018-12-09 18:57:17,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4225 states. [2018-12-09 18:57:17,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4225 to 4181. [2018-12-09 18:57:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4181 states. [2018-12-09 18:57:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 4181 states and 4774 transitions. [2018-12-09 18:57:17,452 INFO L78 Accepts]: Start accepts. Automaton has 4181 states and 4774 transitions. Word has length 320 [2018-12-09 18:57:17,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:17,452 INFO L480 AbstractCegarLoop]: Abstraction has 4181 states and 4774 transitions. [2018-12-09 18:57:17,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 18:57:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 4774 transitions. [2018-12-09 18:57:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-09 18:57:17,459 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:17,459 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, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-09 18:57:17,460 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:17,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:17,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1827598843, now seen corresponding path program 1 times [2018-12-09 18:57:17,460 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:17,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:17,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:17,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:17,461 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-09 18:57:17,661 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:17,661 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 18:57:17,661 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 325 with the following transitions: [2018-12-09 18:57:17,661 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [86], [87], [88], [92], [93], [94], [97], [99], [102], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [142], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [196], [198], [200], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [303], [304], [305], [306], [307], [308], [309], [310], [311], [312], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-12-09 18:57:17,663 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 18:57:17,663 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 18:57:19,811 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 18:57:19,811 INFO L272 AbstractInterpreter]: Visited 144 different actions 1782 times. Merged at 26 different actions 192 times. Never widened. Performed 70054 root evaluator evaluations with a maximum evaluation depth of 3. Performed 70054 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 62 fixpoints after 6 different actions. Largest state had 134 variables. [2018-12-09 18:57:19,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:19,822 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 18:57:19,822 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 18:57:19,822 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 18:57:19,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:19,828 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 18:57:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:19,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 18:57:19,973 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-09 18:57:19,974 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 18:57:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 94 proven. 27 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-09 18:57:20,402 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 18:57:20,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-12-09 18:57:20,402 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 18:57:20,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 18:57:20,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 18:57:20,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-12-09 18:57:20,403 INFO L87 Difference]: Start difference. First operand 4181 states and 4774 transitions. Second operand 14 states. [2018-12-09 18:57:21,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:21,773 INFO L93 Difference]: Finished difference Result 9428 states and 11780 transitions. [2018-12-09 18:57:21,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-09 18:57:21,773 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 324 [2018-12-09 18:57:21,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:21,789 INFO L225 Difference]: With dead ends: 9428 [2018-12-09 18:57:21,789 INFO L226 Difference]: Without dead ends: 6953 [2018-12-09 18:57:21,794 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 702 GetRequests, 641 SyntacticMatches, 21 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=470, Invalid=1252, Unknown=0, NotChecked=0, Total=1722 [2018-12-09 18:57:21,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6953 states. [2018-12-09 18:57:21,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6953 to 5118. [2018-12-09 18:57:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5118 states. [2018-12-09 18:57:21,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5118 states to 5118 states and 5850 transitions. [2018-12-09 18:57:21,981 INFO L78 Accepts]: Start accepts. Automaton has 5118 states and 5850 transitions. Word has length 324 [2018-12-09 18:57:21,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:21,982 INFO L480 AbstractCegarLoop]: Abstraction has 5118 states and 5850 transitions. [2018-12-09 18:57:21,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 18:57:21,982 INFO L276 IsEmpty]: Start isEmpty. Operand 5118 states and 5850 transitions. [2018-12-09 18:57:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-12-09 18:57:21,988 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:21,988 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:21,988 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:21,988 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:21,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1089073884, now seen corresponding path program 1 times [2018-12-09 18:57:21,989 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:21,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:21,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:21,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:21,990 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:22,086 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2018-12-09 18:57:22,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:22,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 18:57:22,086 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:22,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 18:57:22,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 18:57:22,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 18:57:22,087 INFO L87 Difference]: Start difference. First operand 5118 states and 5850 transitions. Second operand 4 states. [2018-12-09 18:57:22,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:22,275 INFO L93 Difference]: Finished difference Result 6236 states and 7172 transitions. [2018-12-09 18:57:22,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 18:57:22,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 435 [2018-12-09 18:57:22,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:22,280 INFO L225 Difference]: With dead ends: 6236 [2018-12-09 18:57:22,280 INFO L226 Difference]: Without dead ends: 2032 [2018-12-09 18:57:22,285 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 18:57:22,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2032 states. [2018-12-09 18:57:22,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2032 to 1986. [2018-12-09 18:57:22,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1986 states. [2018-12-09 18:57:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2194 transitions. [2018-12-09 18:57:22,354 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2194 transitions. Word has length 435 [2018-12-09 18:57:22,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:22,354 INFO L480 AbstractCegarLoop]: Abstraction has 1986 states and 2194 transitions. [2018-12-09 18:57:22,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 18:57:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2194 transitions. [2018-12-09 18:57:22,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-12-09 18:57:22,357 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 18:57:22,357 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 18:57:22,357 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 18:57:22,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:57:22,358 INFO L82 PathProgramCache]: Analyzing trace with hash 88615827, now seen corresponding path program 1 times [2018-12-09 18:57:22,358 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 18:57:22,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:22,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 18:57:22,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 18:57:22,358 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 18:57:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:57:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2018-12-09 18:57:22,472 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 18:57:22,472 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 18:57:22,472 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 18:57:22,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 18:57:22,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 18:57:22,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-09 18:57:22,473 INFO L87 Difference]: Start difference. First operand 1986 states and 2194 transitions. Second operand 8 states. [2018-12-09 18:57:22,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 18:57:22,703 INFO L93 Difference]: Finished difference Result 3315 states and 3701 transitions. [2018-12-09 18:57:22,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 18:57:22,703 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 392 [2018-12-09 18:57:22,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 18:57:22,704 INFO L225 Difference]: With dead ends: 3315 [2018-12-09 18:57:22,704 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 18:57:22,707 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-12-09 18:57:22,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 18:57:22,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 18:57:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 18:57:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 18:57:22,708 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2018-12-09 18:57:22,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 18:57:22,708 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 18:57:22,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 18:57:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 18:57:22,708 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:57:22,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 18:57:22,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:22,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,288 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 238 [2018-12-09 18:57:23,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:23,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,187 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 164 [2018-12-09 18:57:24,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,702 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 311 [2018-12-09 18:57:24,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:24,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 18:57:25,051 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 31 [2018-12-09 18:57:25,363 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 31 [2018-12-09 18:57:26,080 WARN L180 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 64 [2018-12-09 18:57:26,193 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2018-12-09 18:57:26,412 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 34 [2018-12-09 18:57:26,927 WARN L180 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 61 [2018-12-09 18:57:28,313 WARN L180 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 265 DAG size of output: 93 [2018-12-09 18:57:30,144 WARN L180 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 338 DAG size of output: 96 [2018-12-09 18:57:30,537 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 1 [2018-12-09 18:57:31,176 WARN L180 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 54 [2018-12-09 18:57:31,836 WARN L180 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 53 [2018-12-09 18:57:32,371 WARN L180 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-12-09 18:57:33,308 WARN L180 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2018-12-09 18:57:34,977 WARN L180 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 327 DAG size of output: 61 [2018-12-09 18:57:35,174 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2018-12-09 18:57:35,319 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 30 [2018-12-09 18:57:35,492 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2018-12-09 18:57:35,714 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 40 [2018-12-09 18:57:36,066 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 53 [2018-12-09 18:57:36,205 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 30 [2018-12-09 18:57:36,889 WARN L180 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 65 [2018-12-09 18:57:38,230 WARN L180 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 245 DAG size of output: 86 [2018-12-09 18:57:38,452 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2018-12-09 18:57:38,666 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 31 [2018-12-09 18:57:38,964 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 34 [2018-12-09 18:57:39,434 WARN L180 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 54 [2018-12-09 18:57:39,621 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 34 [2018-12-09 18:57:40,834 WARN L180 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 311 DAG size of output: 60 [2018-12-09 18:57:41,834 WARN L180 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 82 [2018-12-09 18:57:41,941 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 829 835) the Hoare annotation is: true [2018-12-09 18:57:41,941 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 829 835) no Hoare annotation was computed. [2018-12-09 18:57:41,941 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 836 844) no Hoare annotation was computed. [2018-12-09 18:57:41,941 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 836 844) the Hoare annotation is: true [2018-12-09 18:57:41,941 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 836 844) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 848 855) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 848 855) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 848 855) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 856 865) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse15 (= ~systemActive~0 1))) (let ((.cse4 (not (= 1 ~pumpRunning~0))) (.cse12 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~waterLevel~0 2))) (.cse1 (< 2 ~waterLevel~0)) (.cse14 (or (and .cse15 .cse5) (and .cse10 .cse15))) (.cse9 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse11 (not (= ~systemActive~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse13 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (not .cse15)) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse6 .cse5 .cse2 .cse3 .cse7 .cse8) (or .cse9 .cse0 .cse6 .cse10 .cse11 .cse12) (or .cse13 .cse6 .cse5 .cse2 .cse3 .cse7) (or .cse0 .cse14 (or .cse9 .cse6 .cse1 .cse2)) (or .cse9 .cse10 .cse6 .cse11 .cse12 .cse7) (or .cse0 .cse6 .cse5 .cse2 .cse3 .cse8) (or .cse9 .cse13 .cse6 .cse2 .cse7 .cse10) (or .cse1 .cse4 .cse2 .cse3 .cse7 .cse5) (or .cse6 .cse11 .cse5 .cse3 .cse7 .cse8) (or .cse6 .cse11 .cse3 .cse12 .cse7 .cse5) (or .cse0 .cse6 .cse11 .cse5 .cse3 .cse8) (or (or .cse9 .cse6 .cse2) .cse1 .cse7 .cse14) (or .cse0 .cse13 .cse6 .cse11 .cse3 .cse5) (or .cse9 .cse0 .cse13 .cse10 .cse6 .cse2) (or (< 0 ~waterLevel~0) .cse6 .cse11 .cse5 .cse3 .cse7) (or .cse0 .cse13 .cse6 .cse2 .cse3 .cse5)))) [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 856 865) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 856 865) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L444 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 (not (= ~waterLevel~0 2))) (or .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse7 .cse0 .cse2 .cse6 .cse3) (or .cse0 .cse2 .cse6 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse7 (< 1 ~waterLevel~0) .cse0 .cse6) (or .cse2 .cse5 .cse6 .cse3 .cse4))) [2018-12-09 18:57:41,942 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 866 894) the Hoare annotation is: true [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point L879(lines 879 885) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point L878(lines 878 888) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L444 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (let ((.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse10 (or .cse4 (or .cse8 .cse9))) (.cse6 (not (= ~systemActive~0 0))) (.cse0 (< 2 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~9)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (or .cse7 .cse8 .cse0 .cse4) .cse2) (or .cse1 .cse3 .cse5 .cse9) (or .cse6 (or .cse10 .cse5)) (or (< ~switchedOnBeforeTS~0 1) .cse7 (< 1 ~waterLevel~0) .cse8 .cse3 .cse2) (or .cse2 .cse8 .cse6 .cse4 (not (= ~waterLevel~0 1)) .cse5) (or .cse8 .cse3 .cse4 .cse5 .cse9) (or .cse6 (or .cse7 .cse10)) (or (< 0 ~waterLevel~0) .cse8 .cse6 .cse2 .cse4 .cse5) (or .cse7 .cse8 .cse0 .cse3 .cse4 .cse2) (or .cse8 .cse0 .cse2 .cse3 .cse4 .cse5) (or .cse7 .cse8 .cse3 .cse4 .cse9)))) [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 866 894) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point L876-1(line 876) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 891) no Hoare annotation was computed. [2018-12-09 18:57:41,942 INFO L448 ceAbstractionStarter]: For program point L874-1(lines 866 894) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L451 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 421 443) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 421 443) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 1) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L433-1(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 1) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 438) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point L431-1(lines 431 438) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 421 443) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L427-1(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-09 18:57:41,943 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 99 123) no Hoare annotation was computed. [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse4 (< 1 ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (< 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse5) (or .cse1 (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse5)) (or (or .cse4 .cse0 .cse2 .cse3 .cse5) .cse1))) [2018-12-09 18:57:41,943 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 99 123) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse4 .cse5 .cse0 .cse2) (or .cse4 .cse1 .cse5 .cse0 .cse2 .cse3))) [2018-12-09 18:57:41,944 INFO L444 ceAbstractionStarter]: At program point L109(line 109) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or (or .cse3 (or .cse1 .cse2 .cse6)) .cse4)) (or .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or .cse7 .cse1 .cse2 .cse3 .cse5 .cse6))) [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 99 123) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 115) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L444 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse4 .cse5 .cse0 .cse1) (or .cse4 .cse3 .cse5 .cse0 .cse1 .cse2))) [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point L105-1(line 105) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 120) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 258 272) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L444 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: (let ((.cse16 (not (= ~systemActive~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= ~waterLevel~0 2)))) (let ((.cse12 (or .cse2 .cse10)) (.cse4 (and .cse16 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse13 (< ~switchedOnBeforeTS~0 1)) (.cse11 (< 2 ~waterLevel~0)) (.cse15 (= ~systemActive~0 1)) (.cse14 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse7 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse16 (= ~pumpRunning~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (or .cse5 .cse1 .cse6 .cse7 .cse8)) (or .cse9 (or (or (or .cse1 .cse10) .cse6) .cse8)) (or .cse2 .cse11 .cse7 .cse8) (or .cse0 .cse12) (or .cse12 .cse8) (or .cse1 .cse2 .cse3 .cse8) (or .cse0 .cse4 (or .cse1 .cse11 .cse7) .cse6) (or .cse13 .cse1 .cse2 .cse11 .cse8) (or (or .cse13 .cse0 .cse2 .cse11) .cse1) (or (< 0 ~waterLevel~0) .cse0 .cse6 .cse14 .cse7 .cse15) (or .cse15 .cse0 .cse6 .cse14 .cse7 .cse3) (or .cse0 .cse5 .cse2 .cse7) (or .cse0 .cse1 .cse6 .cse9 .cse10)))) [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 268) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 258 272) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (not (= ~waterLevel~0 2))) (.cse19 (= ~systemActive~0 0))) (let ((.cse3 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 1 ~waterLevel~0)) (.cse10 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse26 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse14 (not .cse19)) (.cse27 (or .cse4 .cse13)) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse28 (<= ~pumpRunning~0 0)) (.cse29 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse18 (and .cse28 .cse29)) (.cse20 (or .cse27 .cse11)) (.cse0 (< ~switchedOnBeforeTS~0 1)) (.cse5 (< 2 ~waterLevel~0)) (.cse2 (and .cse14 .cse28 .cse29)) (.cse7 (and .cse14 .cse26)) (.cse23 (or .cse1 .cse8 .cse4 .cse10)) (.cse15 (= 0 ~pumpRunning~0)) (.cse16 (or .cse1 .cse27)) (.cse17 (not .cse3)) (.cse22 (and .cse19 .cse26)) (.cse21 (or .cse8 .cse4 .cse10 .cse11)) (.cse25 (= ~systemActive~0 1)) (.cse24 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (and .cse14 (= ~pumpRunning~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse6) (or .cse7 (or .cse8 .cse3 .cse9 .cse10 .cse11)) (or .cse12 (or (or (or .cse3 .cse13) .cse9) .cse11)) (or .cse3 .cse2 .cse4 .cse6 .cse11) (or .cse3 (and .cse14 .cse15) .cse16) (or .cse17 (and .cse18 .cse19) .cse20) (or .cse3 (and .cse18 .cse14) .cse20) (or .cse1 .cse7 (or .cse3 .cse5 .cse10) .cse9) (or .cse7 .cse3 .cse21) (or .cse0 .cse3 .cse4 .cse5 .cse11 .cse2) (or .cse22 .cse23 .cse17) (or .cse7 .cse23 .cse3) (or (and .cse19 .cse15) .cse17 .cse16) (or (< 0 ~waterLevel~0) .cse1 .cse9 .cse24 .cse10 .cse25) (or .cse17 .cse22 .cse21) (or .cse25 .cse1 .cse9 .cse24 .cse10 .cse6) (or .cse1 .cse3 .cse9 .cse12 .cse13))))) [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 258 272) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 194 202) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 194 202) the Hoare annotation is: true [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 194 202) no Hoare annotation was computed. [2018-12-09 18:57:41,944 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 822 828) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 822 828) the Hoare annotation is: true [2018-12-09 18:57:41,945 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 407 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,945 INFO L444 ceAbstractionStarter]: At program point L412(line 412) 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) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 407 417) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 407 417) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 183 193) the Hoare annotation is: true [2018-12-09 18:57:41,945 INFO L451 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: true [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 183 193) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 183 193) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 175 182) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (or .cse1 (< 2 ~waterLevel~0) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 (or (or (or .cse1 .cse4) .cse2) .cse5)) (or .cse0 .cse6 .cse7 .cse2) (or (or .cse7 .cse2 .cse5) .cse6)))) [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 175 182) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 175 182) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 975 988) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 975 988) the Hoare annotation is: true [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 975 988) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 146) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 125 149) no Hoare annotation was computed. [2018-12-09 18:57:41,945 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 125 149) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (< 2 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse3 .cse4 .cse2 .cse5 .cse6) (or .cse0 .cse2 .cse7 .cse8 .cse4 .cse5) (or .cse7 .cse2 .cse8 .cse4 .cse5 .cse6))) [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse2 .cse3) (or .cse7 .cse6 .cse8 .cse2 .cse3 .cse4))) [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 125 149) no Hoare annotation was computed. [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse2 .cse3))) [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse7 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point L133(lines 133 141) no Hoare annotation was computed. [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse4 .cse5 .cse8) (or .cse1 .cse3 .cse4 .cse2 .cse5 .cse8) (or .cse0 .cse6 .cse7 .cse4 .cse5))) [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point L131-1(line 131) no Hoare annotation was computed. [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 91 97) no Hoare annotation was computed. [2018-12-09 18:57:41,946 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 91 97) the Hoare annotation is: true [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 277 342) 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)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 277 342) no Hoare annotation was computed. [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point L335(lines 286 336) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 18:57:41,946 INFO L444 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse13 (= 2 ~waterLevel~0)) (.cse6 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse13 .cse6)) (.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (<= ~waterLevel~0 2)) (.cse8 (not (= ~systemActive~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse1 .cse3 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse4) .cse1 .cse3) (and .cse4 .cse8 .cse1 .cse9 .cse3 .cse6) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7) (and .cse10 (and .cse4 .cse8 .cse11 .cse6 .cse7)) (and .cse8 (and (and .cse12 .cse4 .cse11 .cse6) .cse1 .cse3)) (and (and (and .cse12 .cse5 .cse6) .cse1 .cse2 .cse3) .cse8) (and (and .cse10 (and .cse8 .cse13 .cse6)) .cse2) (and .cse2 (and .cse8 .cse11 .cse10 .cse6 .cse7)) (and .cse8 .cse1 .cse9 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse10 (and .cse4 (<= 2 ~waterLevel~0) .cse11 (and .cse8 .cse6)))))) [2018-12-09 18:57:41,946 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L444 ceAbstractionStarter]: At program point L323-1(lines 317 330) the Hoare annotation is: (let ((.cse16 (= 2 ~waterLevel~0)) (.cse9 (= 0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse6 (= ~systemActive~0 1)) (.cse7 (= test_~splverifierCounter~0 0)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse13 (and .cse1 .cse6 .cse7 .cse8)) (.cse12 (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse6 .cse7)) (.cse14 (<= ~pumpRunning~0 0)) (.cse15 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (and .cse9 .cse7)) (.cse11 (and .cse9 .cse16 .cse6 .cse7)) (.cse0 (= ~methaneLevelCritical~0 1))) (or (not (= |old(~systemActive~0)| 1)) (and (and .cse0 (and .cse1 .cse2)) .cse3) (and .cse4 .cse1 .cse5 .cse6 .cse7 .cse8) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse6 .cse9 .cse10 .cse7) (and .cse4 (= ~waterLevel~0 2) .cse5 .cse6 .cse7) (and .cse4 .cse11) (and (and (<= ~waterLevel~0 1) .cse6 .cse7 .cse8) .cse5 .cse0) (and .cse4 (or .cse12 .cse13) .cse14 .cse15) (and .cse0 .cse6 .cse9 .cse10 .cse7) (and .cse16 .cse5 .cse0 .cse6 .cse7) (and (or .cse13 .cse12) .cse14 .cse0 .cse15) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (and .cse4 .cse1 .cse2)) (and .cse11 .cse0)))) [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point L288(lines 287 334) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 330) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L444 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (let ((.cse10 (= 0 ~pumpRunning~0)) (.cse11 (= 2 ~waterLevel~0)) (.cse9 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse8 (= ~pumpRunning~0 1)) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse12 (<= ~waterLevel~0 1)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (<= ~pumpRunning~0 0)) (.cse4 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse13 (and .cse10 .cse11 .cse9 .cse5)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse7 .cse1 .cse8 .cse9 .cse5 .cse6) (and .cse0 (and .cse7 (and .cse10 .cse11 .cse5) .cse6)) (and .cse7 (= ~waterLevel~0 2) .cse8 .cse9 .cse5) (and .cse0 .cse7 .cse12 .cse2 .cse4 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse9 .cse10 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) (and .cse7 .cse13) (and .cse7 .cse12 .cse2 .cse4 .cse9 .cse5 .cse6) (and .cse1 .cse2 .cse3 .cse9 .cse4 .cse5 .cse6) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse9 .cse5) .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse13 .cse3)))) [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 313) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L444 ceAbstractionStarter]: At program point L332(lines 287 334) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse10 (= ~waterLevel~0 2)) (.cse0 (= ~systemActive~0 0)) (.cse11 (= 0 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (<= ~pumpRunning~0 0)) (.cse9 (= ~systemActive~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse6 .cse7 .cse1 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse7 .cse8 .cse9 .cse4 .cse5) (and .cse10 .cse2 .cse9 .cse11 .cse4 .cse5) (and .cse7 .cse1 .cse2 .cse9 .cse3 .cse4 .cse5) (and .cse6 .cse9 .cse11 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse6 .cse10 .cse8 .cse9 .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse7 .cse9 .cse4) .cse1 .cse2 .cse3) (and .cse6 .cse10 .cse9 .cse11 .cse4 .cse5) (and .cse0 .cse6 (and .cse11 (= 2 ~waterLevel~0) .cse4) .cse5) (and .cse6 .cse7 .cse1 .cse9 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 18:57:41,947 INFO L444 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (let ((.cse13 (= 0 ~pumpRunning~0)) (.cse7 (= ~systemActive~0 1)) (.cse8 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse13 .cse7 .cse8))) (let ((.cse9 (and .cse0 (= 1 ~waterLevel~0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 1)) (.cse5 (<= ~waterLevel~0 1)) (.cse11 (= ~systemActive~0 0)) (.cse12 (and .cse13 .cse8)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse10 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse3) (and .cse4 .cse9) (and .cse0 .cse4 .cse10 .cse3) (and .cse11 .cse4 (<= ~waterLevel~0 2) .cse12 .cse3) (and .cse2 .cse9) (and .cse4 .cse1 .cse6 .cse7 .cse8) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (or (and (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse5) .cse2) (and (and .cse0 .cse5 .cse3) .cse2)) (and .cse11 .cse12 .cse2 .cse10 .cse3))))) [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 303) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 277 342) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 150 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 150 157) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 150 157) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 18:57:41,947 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 158 174) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L444 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= activatePump_~tmp~2 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2018-12-09 18:57:41,948 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 158 174) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse3 .cse1 .cse2 .cse4))) [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L169-1(lines 158 174) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse3 .cse1 .cse2 .cse4))) [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 966 974) the Hoare annotation is: true [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 966 974) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 966 974) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 239 257) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 252) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L451 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: true [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 239 257) the Hoare annotation is: true [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L246-1(line 246) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 239 257) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L448 ceAbstractionStarter]: For program point L926-1(lines 922 933) no Hoare annotation was computed. [2018-12-09 18:57:41,948 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 922 933) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse7 (= ~methaneLevelCritical~0 1)) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse12 (or .cse1 .cse3 .cse9)) (.cse10 (< 2 ~waterLevel~0)) (.cse11 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse6 .cse0 .cse7 .cse1 .cse3) (or .cse1 .cse8 .cse4 .cse5 .cse9 .cse2) (or .cse7 (or .cse6 .cse0 .cse1 .cse3 .cse4)) (or .cse7 .cse8 (or .cse6 .cse1 .cse10 .cse4)) (or .cse2 (or (or .cse3 .cse9) .cse11 .cse5)) (or .cse2 (or .cse12 .cse5)) (or .cse7 (or .cse6 .cse12)) (or .cse10 .cse11 .cse3 .cse4 .cse5 .cse2) (or .cse1 .cse3 (not (= ~waterLevel~0 1)) .cse5 .cse2) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5)))) [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 922 933) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L451 ceAbstractionStarter]: At program point L355-2(lines 355 369) the Hoare annotation is: true [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 345 374) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L451 ceAbstractionStarter]: At program point L351(line 351) the Hoare annotation is: true [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point L351-1(line 351) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 345 374) the Hoare annotation is: true [2018-12-09 18:57:41,949 INFO L451 ceAbstractionStarter]: At program point L370(lines 345 374) the Hoare annotation is: true [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point L366(line 366) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 363) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L451 ceAbstractionStarter]: At program point L359-1(lines 359 363) the Hoare annotation is: true [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point L356(line 356) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 934 942) the Hoare annotation is: true [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 934 942) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 934 942) no Hoare annotation was computed. [2018-12-09 18:57:41,949 INFO L444 ceAbstractionStarter]: At program point L80(line 80) the Hoare annotation is: (let ((.cse24 (= ~systemActive~0 1))) (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse19 (not (= |old(~waterLevel~0)| 2))) (.cse22 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (<= ~waterLevel~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse23 (= ~methaneLevelCritical~0 0)) (.cse8 (< 2 |old(~waterLevel~0)|)) (.cse10 (not .cse24)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse1 (or .cse23 .cse8 .cse10 .cse11)) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse22 .cse24 .cse2 .cse21 .cse13 .cse3)) (.cse12 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (not (= ~systemActive~0 0))) (.cse20 (< 0 |old(~waterLevel~0)|)) (.cse16 (and (= 1 ~waterLevel~0) .cse2 .cse3)) (.cse17 (or .cse10 .cse19)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not .cse23)) (.cse9 (and (= 0 ~pumpRunning~0) .cse21 .cse3)) (.cse0 (not .cse22)) (.cse18 (or .cse7 .cse10 .cse19))) (and (or .cse0 .cse1 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2 .cse3) .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse8) (or .cse0 .cse9 (and (or .cse7 .cse8 .cse10 .cse11) (or .cse12 .cse7 .cse8 .cse10))) (or (and .cse2 .cse13 .cse3) .cse4 .cse10 .cse11 .cse14 .cse15) (or .cse16 (or .cse0 .cse17 .cse4)) (or .cse9 (or .cse18 .cse15)) (or .cse6 (or (or .cse7 .cse19) .cse15)) (or .cse20 .cse0 .cse1 .cse4 .cse5) (or (and (or .cse7 .cse10 .cse11) (or .cse12 .cse7 .cse10)) (and (<= ~pumpRunning~0 0) .cse21 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3) .cse8 .cse15) (or (< 1 |old(~waterLevel~0)|) .cse6 .cse7 .cse15) (or .cse20 (and .cse2 .cse21 .cse3) .cse4 .cse10 .cse11 .cse15) (or .cse16 (or .cse17 .cse4 .cse15)) (or .cse0 .cse7 .cse10 .cse9 .cse14) (or .cse7 .cse9 .cse10 .cse14 .cse15) (or .cse9 (or .cse0 .cse18)))))) [2018-12-09 18:57:41,949 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 64 90) the Hoare annotation is: (let ((.cse20 (= 0 ~pumpRunning~0)) (.cse23 (<= ~pumpRunning~0 0)) (.cse24 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse22 (= ~pumpRunning~0 1)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse13 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse25 (= ~methaneLevelCritical~0 0)) (.cse21 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~systemActive~0 1))) (.cse16 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse7 (or .cse2 .cse11 .cse16)) (.cse8 (and (or .cse2 .cse25 .cse21 .cse11 .cse4) (or .cse13 .cse2 .cse25 .cse21 .cse11))) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (and .cse22 .cse9)) (.cse3 (not (= ~systemActive~0 0))) (.cse6 (and .cse23 .cse9 .cse24)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not .cse25)) (.cse10 (and .cse20 .cse9)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse18 (or .cse25 .cse21 .cse11 .cse4)) (.cse19 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (or .cse0 .cse7)) (or .cse0 .cse8 .cse9) (or .cse0 .cse2 .cse10 .cse11 .cse12) (or .cse13 .cse0 .cse1 .cse14 .cse2 .cse11) (or .cse13 .cse1 .cse2 .cse11 .cse15 .cse14) (or .cse6 (or .cse7 .cse15)) (or (< 0 |old(~waterLevel~0)|) .cse2 .cse3 .cse5 .cse4 .cse15) (or .cse13 .cse14 .cse2 .cse3 .cse12 .cse15) (or .cse0 .cse2 .cse3 .cse5 .cse4 .cse16) (or .cse2 .cse5 .cse11 .cse4 .cse15 .cse16) (or .cse0 .cse17 .cse18 .cse19) (or .cse0 .cse1 .cse2 .cse11 .cse4 .cse5) (or .cse2 .cse3 .cse5 .cse4 .cse15 .cse16) (or .cse13 .cse0 .cse2 .cse14 .cse3 .cse12) (or .cse0 .cse2 .cse5 .cse11 .cse4 .cse16) (or .cse2 .cse3 .cse4 .cse12 .cse15 .cse5) (or .cse0 (or (and .cse20 .cse5) (and .cse14 .cse20)) .cse8) (or .cse17 (or (or .cse11 .cse16) .cse19 .cse15)) (or .cse0 .cse3 .cse2 .cse21 .cse6) (or .cse1 .cse2 .cse5 .cse11 .cse4 .cse15) (or .cse21 .cse19 .cse11 .cse4 .cse15 (and .cse22 .cse9 .cse5)) (or (and (or .cse2 .cse11 .cse4) (or .cse13 .cse2 .cse11)) .cse21 .cse15 (and (or .cse5 .cse14) .cse23 .cse9 .cse24)) (or (or .cse0 .cse21 (< |old(~waterLevel~0)| 2) .cse19 .cse11) .cse17) (or .cse3 .cse2 .cse21 .cse6 .cse15) (or .cse2 .cse11 .cse12 .cse15 .cse10) (or .cse0 .cse18 .cse19 .cse5)))) [2018-12-09 18:57:41,950 INFO L444 ceAbstractionStarter]: At program point L78(lines 78 84) the Hoare annotation is: (let ((.cse9 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse13 (not (= ~systemActive~0 1))) (.cse21 (not (= |old(~waterLevel~0)| 2))) (.cse25 (= |old(~waterLevel~0)| 1)) (.cse20 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse11 (<= ~waterLevel~0 0)) (.cse18 (or .cse25 .cse20)) (.cse22 (< 0 |old(~waterLevel~0)|)) (.cse10 (= 1 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse6 (or .cse13 .cse21)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse15 (not .cse25)) (.cse17 (not (= ~systemActive~0 0))) (.cse19 (and (<= ~pumpRunning~0 0) .cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse12)) (.cse16 (< 1 |old(~waterLevel~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse14 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse23 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse24 (< 2 |old(~waterLevel~0)|)) (.cse0 (and .cse9 .cse2 .cse12)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (or .cse20 .cse13 .cse21))) (and (or .cse0 (and .cse1 .cse2) (or .cse3 .cse4)) (or (or .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10)) (or (and .cse1 .cse11 .cse12) .cse7 .cse13 .cse14 .cse15 .cse4) (or .cse5 .cse16 .cse17 .cse18 .cse0) (or .cse17 .cse19 (or .cse5 (or .cse20 .cse21))) (or .cse22 .cse5 (or .cse13 .cse14) .cse7 (and .cse8 .cse9 .cse2)) (or .cse5 .cse20 .cse0 .cse17 .cse15) (or (or .cse5 .cse7 .cse13 .cse14 .cse15) (and .cse8 .cse9 .cse11)) (or .cse17 .cse18 .cse4 .cse21 .cse0) (or .cse22 (and .cse1 .cse2 .cse12) .cse7 .cse13 .cse14 .cse4) (or (and .cse10 .cse1 .cse12) (or .cse6 .cse7 .cse4)) (or .cse5 .cse20 .cse13 .cse0 .cse15) (or .cse20 .cse0 .cse13 .cse15 .cse4) (or (and (or .cse20 .cse13 .cse14) (or .cse23 .cse20 .cse13)) .cse0 .cse24 (and (= ~waterLevel~0 2) .cse2) .cse4) (or .cse17 .cse19 (or .cse16 .cse20 .cse4)) (or .cse5 (and (or .cse20 .cse24 .cse13 .cse14) (or .cse23 .cse20 .cse24 .cse13)) .cse0) (or .cse0 (or .cse5 .cse3))))) [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 64 90) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L444 ceAbstractionStarter]: At program point L73(line 73) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 1)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse1 (or .cse3 .cse5 .cse8)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (and .cse14 .cse16 .cse15)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse13 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3 .cse4) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse1 .cse7) (or .cse2 (or (or .cse3 .cse8) .cse7)) (or .cse0 .cse3 .cse4 .cse5 .cse6) (or .cse9 .cse10 .cse11 .cse5 .cse6 .cse7) (or .cse0 (or .cse4 .cse5 .cse6) .cse11 .cse10) (or .cse10 (or (or .cse5 .cse8) .cse11 .cse7)) (or .cse3 .cse5 .cse12 .cse7) (or .cse9 .cse2 .cse3 .cse7) (or .cse13 .cse3 .cse4 .cse5 .cse7) (or (or .cse0 .cse4 (< |old(~waterLevel~0)| 2) .cse11 .cse5) (and .cse14 .cse15 .cse16)) (or .cse0 .cse3 .cse5 .cse12) (or .cse13 .cse0 .cse3 .cse4 .cse5)))) [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point L71(lines 67 89) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 64 90) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point L69(lines 67 89) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 898 909) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 (or .cse1 .cse2 .cse4 .cse3)))) [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 898 909) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point L902-1(lines 898 909) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 399 405) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 399 405) the Hoare annotation is: true [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-09 18:57:41,950 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point L914-1(lines 910 921) no Hoare annotation was computed. [2018-12-09 18:57:41,950 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 910 921) no Hoare annotation was computed. [2018-12-09 18:57:41,951 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 910 921) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse11 (not (= ~systemActive~0 1))) (.cse13 (not (= |old(~waterLevel~0)| 1)))) (let ((.cse8 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (or .cse9 .cse11 .cse13)) (.cse0 (or .cse9 .cse11)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse2 .cse6 (or .cse7 .cse8 .cse1 .cse9)) (or .cse2 (and (or (< ~switchedOnBeforeTS~0 1) .cse7 .cse10 .cse0) (or .cse7 .cse0 .cse1)) .cse8) (or .cse2 .cse11 .cse12 .cse3 .cse4) (or .cse7 .cse5 .cse2) (or .cse10 .cse2 .cse0 .cse1 .cse3) (or .cse6 (or .cse10 .cse1 .cse3 .cse9) .cse2) (or .cse11 .cse12 .cse1 .cse2 .cse13 .cse3) (or .cse6 .cse2 .cse1 .cse3 .cse9 .cse4) (or (< 0 |old(~waterLevel~0)|) .cse2 .cse11 .cse12 .cse1 .cse3)))) [2018-12-09 18:57:41,951 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-09 18:57:41,951 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-09 18:57:41,951 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-09 18:57:41,951 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-09 18:57:41,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:57:41 BoogieIcfgContainer [2018-12-09 18:57:41,960 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 18:57:41,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:57:41,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:57:41,960 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:57:41,961 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:57:02" (3/4) ... [2018-12-09 18:57:41,963 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-09 18:57:41,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 18:57:41,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 18:57:41,972 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-09 18:57:41,972 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 18:57:41,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 18:57:41,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 18:57:41,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 18:57:41,973 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 18:57:41,989 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((systemActive == 0 && waterLevel <= 2) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || !(\old(systemActive) == 1)) || ((((((systemActive == 0 && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && systemActive == 1) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == methaneLevelCritical) && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 18:57:41,989 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 18:57:42,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_64bd1baa-b6e3-4c1e-9970-5d4db923cf7f/bin-2019/utaipan/witness.graphml [2018-12-09 18:57:42,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:57:42,014 INFO L168 Benchmark]: Toolchain (without parser) took 40145.99 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 957.1 MB in the beginning and 1.9 GB in the end (delta: -900.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.97 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. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: Boogie Preprocessor took 23.11 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. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: RCFGBuilder took 333.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: TraceAbstraction took 39392.89 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: -836.1 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-12-09 18:57:42,015 INFO L168 Benchmark]: Witness Printer took 53.47 ms. Allocated memory is still 3.2 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2018-12-09 18:57:42,016 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.97 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 23.11 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. * RCFGBuilder took 333.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 39392.89 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: -836.1 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Witness Printer took 53.47 ms. Allocated memory is still 3.2 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 43.2 MB). Peak memory consumption was 43.2 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: 355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: (((((((((((((((((((systemActive == 0 && waterLevel <= 2) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || !(\old(systemActive) == 1)) || ((((((systemActive == 0 && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && systemActive == 1) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == methaneLevelCritical) && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 162 locations, 1 error locations. SAFE Result, 39.3s OverallTime, 15 OverallIterations, 11 TraceHistogramMax, 8.7s AutomataDifference, 0.0s DeadEndRemovalTime, 19.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 3523 SDtfs, 5128 SDslu, 11483 SDs, 0 SdLazy, 14056 SolverSat, 2903 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2559 GetRequests, 2244 SyntacticMatches, 41 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2612 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5118occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.2s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 4301 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 9654 PreInvPairs, 10082 NumberOfFragments, 7202 HoareAnnotationTreeSize, 9654 FomulaSimplifications, 141962 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 67 FomulaSimplificationsInter, 158993 FormulaSimplificationTreeSizeReductionInter, 17.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 4056 NumberOfCodeBlocks, 4056 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5145 ConstructedInterpolants, 0 QuantifiedInterpolants, 2201214 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4798 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 23 InterpolantComputations, 11 PerfectInterpolantSequences, 4712/4995 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...