./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/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 e803bbedaeee18bc8aba1072b7c7abad6be5dde7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:09:10,363 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:09:10,364 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:09:10,372 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:09:10,372 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:09:10,372 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:09:10,373 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:09:10,374 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:09:10,375 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:09:10,376 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:09:10,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:09:10,377 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:09:10,377 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:09:10,378 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:09:10,379 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:09:10,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:09:10,380 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:09:10,381 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:09:10,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:09:10,384 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:09:10,385 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:09:10,385 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:09:10,387 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:09:10,387 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:09:10,387 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:09:10,388 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:09:10,389 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:09:10,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:09:10,390 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:09:10,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:09:10,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:09:10,391 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:09:10,391 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:09:10,392 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:09:10,392 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:09:10,393 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:09:10,393 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 16:09:10,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:09:10,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:09:10,404 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:09:10,404 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:09:10,404 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:09:10,404 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:09:10,404 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:09:10,405 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:09:10,405 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:09:10,405 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:09:10,405 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:09:10,405 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:09:10,405 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:09:10,406 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:09:10,406 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:09:10,406 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:09:10,406 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:09:10,406 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:09:10,406 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:09:10,407 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:09:10,407 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:09:10,407 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:09:10,407 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:09:10,407 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:09:10,407 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:09:10,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:09:10,408 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:09:10,408 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:09:10,408 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:09:10,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:09:10,408 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:09:10,408 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:09:10,408 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:09:10,409 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:09:10,409 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:09:10,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:09:10,409 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:09:10,409 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_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/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 -> e803bbedaeee18bc8aba1072b7c7abad6be5dde7 [2018-11-18 16:09:10,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:09:10,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:09:10,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:09:10,442 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:09:10,442 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:09:10,443 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-11-18 16:09:10,478 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/data/37d94def0/71ad9b9f9e234994bf9d81b5ff7caa32/FLAG3af0c2e5b [2018-11-18 16:09:10,921 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:09:10,921 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-11-18 16:09:10,930 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/data/37d94def0/71ad9b9f9e234994bf9d81b5ff7caa32/FLAG3af0c2e5b [2018-11-18 16:09:10,941 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/data/37d94def0/71ad9b9f9e234994bf9d81b5ff7caa32 [2018-11-18 16:09:10,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:09:10,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:09:10,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:09:10,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:09:10,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:09:10,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:09:10" (1/1) ... [2018-11-18 16:09:10,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:10, skipping insertion in model container [2018-11-18 16:09:10,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:09:10" (1/1) ... [2018-11-18 16:09:10,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:09:10,990 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:09:11,193 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:09:11,201 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:09:11,300 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:09:11,319 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:09:11,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11 WrapperNode [2018-11-18 16:09:11,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:09:11,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:09:11,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:09:11,320 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:09:11,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:09:11,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:09:11,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:09:11,346 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:09:11,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... [2018-11-18 16:09:11,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:09:11,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:09:11,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:09:11,374 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:09:11,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:09:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:09:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:09:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:09:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:09:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 16:09:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 16:09:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:09:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:09:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:09:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:09:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:09:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:09:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:09:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:09:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:09:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:09:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:09:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:09:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:09:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:09:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:09:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:09:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:09:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:09:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:09:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:09:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:09:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:09:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:09:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:09:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:09:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:09:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:09:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:09:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:09:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:09:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:09:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:09:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:09:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:09:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:09:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:09:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:09:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:09:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:09:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:09:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:09:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:09:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:09:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:09:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:09:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:09:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:09:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:09:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:09:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:09:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:09:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:09:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:09:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:09:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:09:11,868 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:09:11,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:09:11 BoogieIcfgContainer [2018-11-18 16:09:11,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:09:11,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:09:11,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:09:11,871 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:09:11,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:09:10" (1/3) ... [2018-11-18 16:09:11,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b19a73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:09:11, skipping insertion in model container [2018-11-18 16:09:11,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:09:11" (2/3) ... [2018-11-18 16:09:11,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b19a73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:09:11, skipping insertion in model container [2018-11-18 16:09:11,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:09:11" (3/3) ... [2018-11-18 16:09:11,874 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-11-18 16:09:11,880 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:09:11,885 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:09:11,894 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:09:11,915 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:09:11,916 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:09:11,916 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:09:11,916 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:09:11,916 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:09:11,916 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:09:11,916 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:09:11,916 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:09:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2018-11-18 16:09:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 16:09:11,934 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:11,935 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:11,937 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:11,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:11,942 INFO L82 PathProgramCache]: Analyzing trace with hash 257583208, now seen corresponding path program 1 times [2018-11-18 16:09:11,944 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:11,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:11,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:11,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:11,977 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:12,167 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:12,167 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:09:12,167 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:12,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:09:12,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:09:12,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:09:12,185 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2018-11-18 16:09:12,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:12,218 INFO L93 Difference]: Finished difference Result 284 states and 351 transitions. [2018-11-18 16:09:12,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:09:12,219 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 16:09:12,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:12,230 INFO L225 Difference]: With dead ends: 284 [2018-11-18 16:09:12,230 INFO L226 Difference]: Without dead ends: 144 [2018-11-18 16:09:12,233 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:09:12,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-11-18 16:09:12,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-11-18 16:09:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-11-18 16:09:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 169 transitions. [2018-11-18 16:09:12,270 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 169 transitions. Word has length 59 [2018-11-18 16:09:12,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:12,271 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 169 transitions. [2018-11-18 16:09:12,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:09:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 169 transitions. [2018-11-18 16:09:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 16:09:12,273 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:12,273 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:12,273 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:12,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:12,274 INFO L82 PathProgramCache]: Analyzing trace with hash -2125583071, now seen corresponding path program 1 times [2018-11-18 16:09:12,274 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:12,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:12,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:12,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:12,275 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:12,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:12,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:09:12,360 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:12,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:09:12,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:09:12,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:09:12,362 INFO L87 Difference]: Start difference. First operand 144 states and 169 transitions. Second operand 3 states. [2018-11-18 16:09:12,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:12,380 INFO L93 Difference]: Finished difference Result 225 states and 263 transitions. [2018-11-18 16:09:12,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:09:12,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 16:09:12,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:12,383 INFO L225 Difference]: With dead ends: 225 [2018-11-18 16:09:12,384 INFO L226 Difference]: Without dead ends: 134 [2018-11-18 16:09:12,385 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:09:12,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-18 16:09:12,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-18 16:09:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-18 16:09:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2018-11-18 16:09:12,397 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 61 [2018-11-18 16:09:12,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:12,397 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2018-11-18 16:09:12,397 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:09:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2018-11-18 16:09:12,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:09:12,399 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:12,399 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:12,400 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:12,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:12,400 INFO L82 PathProgramCache]: Analyzing trace with hash -605247276, now seen corresponding path program 1 times [2018-11-18 16:09:12,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:12,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:12,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:12,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:12,401 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:12,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:12,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:09:12,534 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:12,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:09:12,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:09:12,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:09:12,535 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 7 states. [2018-11-18 16:09:12,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:12,932 INFO L93 Difference]: Finished difference Result 403 states and 487 transitions. [2018-11-18 16:09:12,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:09:12,932 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 16:09:12,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:12,936 INFO L225 Difference]: With dead ends: 403 [2018-11-18 16:09:12,936 INFO L226 Difference]: Without dead ends: 297 [2018-11-18 16:09:12,937 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:09:12,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2018-11-18 16:09:12,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 289. [2018-11-18 16:09:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2018-11-18 16:09:12,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 349 transitions. [2018-11-18 16:09:12,967 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 349 transitions. Word has length 65 [2018-11-18 16:09:12,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:12,968 INFO L480 AbstractCegarLoop]: Abstraction has 289 states and 349 transitions. [2018-11-18 16:09:12,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:09:12,968 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 349 transitions. [2018-11-18 16:09:12,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 16:09:12,970 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:12,970 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:12,971 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:12,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:12,971 INFO L82 PathProgramCache]: Analyzing trace with hash -42288152, now seen corresponding path program 1 times [2018-11-18 16:09:12,971 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:12,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:12,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:12,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:12,973 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:13,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:09:13,077 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:13,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:09:13,077 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:13,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:09:13,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:09:13,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:09:13,078 INFO L87 Difference]: Start difference. First operand 289 states and 349 transitions. Second operand 7 states. [2018-11-18 16:09:13,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:13,510 INFO L93 Difference]: Finished difference Result 734 states and 953 transitions. [2018-11-18 16:09:13,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:09:13,511 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 16:09:13,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:13,513 INFO L225 Difference]: With dead ends: 734 [2018-11-18 16:09:13,513 INFO L226 Difference]: Without dead ends: 473 [2018-11-18 16:09:13,515 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:09:13,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2018-11-18 16:09:13,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 417. [2018-11-18 16:09:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2018-11-18 16:09:13,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 502 transitions. [2018-11-18 16:09:13,562 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 502 transitions. Word has length 71 [2018-11-18 16:09:13,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:13,563 INFO L480 AbstractCegarLoop]: Abstraction has 417 states and 502 transitions. [2018-11-18 16:09:13,563 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:09:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 502 transitions. [2018-11-18 16:09:13,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 16:09:13,566 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:13,566 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:13,566 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:13,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:13,567 INFO L82 PathProgramCache]: Analyzing trace with hash -90011569, now seen corresponding path program 1 times [2018-11-18 16:09:13,567 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:13,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:13,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:13,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:13,568 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:13,660 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:13,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:09:13,661 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:13,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:09:13,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:09:13,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:09:13,662 INFO L87 Difference]: Start difference. First operand 417 states and 502 transitions. Second operand 8 states. [2018-11-18 16:09:13,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:13,720 INFO L93 Difference]: Finished difference Result 820 states and 1020 transitions. [2018-11-18 16:09:13,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:09:13,720 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-11-18 16:09:13,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:13,723 INFO L225 Difference]: With dead ends: 820 [2018-11-18 16:09:13,723 INFO L226 Difference]: Without dead ends: 431 [2018-11-18 16:09:13,724 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:09:13,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2018-11-18 16:09:13,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 425. [2018-11-18 16:09:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-11-18 16:09:13,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 510 transitions. [2018-11-18 16:09:13,750 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 510 transitions. Word has length 93 [2018-11-18 16:09:13,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:13,751 INFO L480 AbstractCegarLoop]: Abstraction has 425 states and 510 transitions. [2018-11-18 16:09:13,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:09:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 510 transitions. [2018-11-18 16:09:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 16:09:13,753 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:13,753 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:13,753 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:13,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:13,754 INFO L82 PathProgramCache]: Analyzing trace with hash -791611443, now seen corresponding path program 1 times [2018-11-18 16:09:13,754 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:13,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:13,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:13,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:13,755 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:13,822 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:13,822 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:09:13,822 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:13,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:09:13,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:09:13,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:09:13,823 INFO L87 Difference]: Start difference. First operand 425 states and 510 transitions. Second operand 6 states. [2018-11-18 16:09:13,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:13,870 INFO L93 Difference]: Finished difference Result 832 states and 1017 transitions. [2018-11-18 16:09:13,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:09:13,871 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-11-18 16:09:13,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:13,873 INFO L225 Difference]: With dead ends: 832 [2018-11-18 16:09:13,874 INFO L226 Difference]: Without dead ends: 435 [2018-11-18 16:09:13,875 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:09:13,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2018-11-18 16:09:13,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2018-11-18 16:09:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2018-11-18 16:09:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 520 transitions. [2018-11-18 16:09:13,897 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 520 transitions. Word has length 93 [2018-11-18 16:09:13,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:13,897 INFO L480 AbstractCegarLoop]: Abstraction has 435 states and 520 transitions. [2018-11-18 16:09:13,898 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:09:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 520 transitions. [2018-11-18 16:09:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 16:09:13,899 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:13,899 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:13,899 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:13,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:13,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1635469328, now seen corresponding path program 1 times [2018-11-18 16:09:13,899 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:13,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:13,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:13,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:13,903 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:13,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:13,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:09:13,974 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:13,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:09:13,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:09:13,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:09:13,975 INFO L87 Difference]: Start difference. First operand 435 states and 520 transitions. Second operand 4 states. [2018-11-18 16:09:14,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:14,213 INFO L93 Difference]: Finished difference Result 1394 states and 1746 transitions. [2018-11-18 16:09:14,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:09:14,215 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-11-18 16:09:14,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:14,219 INFO L225 Difference]: With dead ends: 1394 [2018-11-18 16:09:14,220 INFO L226 Difference]: Without dead ends: 987 [2018-11-18 16:09:14,221 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:09:14,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2018-11-18 16:09:14,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 970. [2018-11-18 16:09:14,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 970 states. [2018-11-18 16:09:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 970 states and 1189 transitions. [2018-11-18 16:09:14,277 INFO L78 Accepts]: Start accepts. Automaton has 970 states and 1189 transitions. Word has length 93 [2018-11-18 16:09:14,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:14,277 INFO L480 AbstractCegarLoop]: Abstraction has 970 states and 1189 transitions. [2018-11-18 16:09:14,277 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:09:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1189 transitions. [2018-11-18 16:09:14,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 16:09:14,279 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:14,279 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:14,279 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:14,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:14,280 INFO L82 PathProgramCache]: Analyzing trace with hash -2039745718, now seen corresponding path program 1 times [2018-11-18 16:09:14,280 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:14,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:14,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:14,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:14,281 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:09:14,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:14,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:09:14,401 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:14,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:09:14,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:09:14,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:09:14,401 INFO L87 Difference]: Start difference. First operand 970 states and 1189 transitions. Second operand 9 states. [2018-11-18 16:09:15,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:15,248 INFO L93 Difference]: Finished difference Result 2654 states and 3412 transitions. [2018-11-18 16:09:15,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 16:09:15,249 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2018-11-18 16:09:15,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:15,259 INFO L225 Difference]: With dead ends: 2654 [2018-11-18 16:09:15,259 INFO L226 Difference]: Without dead ends: 1897 [2018-11-18 16:09:15,262 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:09:15,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2018-11-18 16:09:15,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1671. [2018-11-18 16:09:15,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1671 states. [2018-11-18 16:09:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1671 states and 2016 transitions. [2018-11-18 16:09:15,377 INFO L78 Accepts]: Start accepts. Automaton has 1671 states and 2016 transitions. Word has length 97 [2018-11-18 16:09:15,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:15,378 INFO L480 AbstractCegarLoop]: Abstraction has 1671 states and 2016 transitions. [2018-11-18 16:09:15,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:09:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 2016 transitions. [2018-11-18 16:09:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 16:09:15,380 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:15,381 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:15,381 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:15,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:15,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1877207731, now seen corresponding path program 1 times [2018-11-18 16:09:15,381 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:15,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:15,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:15,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:15,382 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:15,500 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 16:09:15,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:15,500 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:09:15,501 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-11-18 16:09:15,503 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [69], [73], [74], [75], [78], [80], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [127], [129], [132], [148], [149], [150], [151], [152], [153], [154], [156], [161], [163], [164], [199], [200], [204], [207], [211], [217], [220], [224], [225], [229], [232], [234], [237], [244], [247], [250], [254], [255], [258], [259], [260], [261], [262], [263], [264], [266], [267], [268], [269], [270], [271], [272], [273], [274], [278], [279], [280], [282], [283], [284], [285], [288], [289], [290], [291], [292], [293], [298], [299], [302], [303], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [323], [326], [327] [2018-11-18 16:09:15,536 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:09:15,536 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:09:16,915 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:09:16,916 INFO L272 AbstractInterpreter]: Visited 124 different actions 521 times. Merged at 16 different actions 44 times. Never widened. Performed 18265 root evaluator evaluations with a maximum evaluation depth of 3. Performed 18265 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-18 16:09:16,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:16,922 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:09:16,922 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:16,922 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:09:16,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:16,928 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:09:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:17,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:09:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:09:17,118 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 16:09:17,352 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:09:17,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-11-18 16:09:17,352 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:09:17,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 16:09:17,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 16:09:17,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:09:17,353 INFO L87 Difference]: Start difference. First operand 1671 states and 2016 transitions. Second operand 16 states. [2018-11-18 16:09:18,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:18,149 INFO L93 Difference]: Finished difference Result 3821 states and 4816 transitions. [2018-11-18 16:09:18,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 16:09:18,149 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2018-11-18 16:09:18,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:18,155 INFO L225 Difference]: With dead ends: 3821 [2018-11-18 16:09:18,156 INFO L226 Difference]: Without dead ends: 2357 [2018-11-18 16:09:18,159 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 306 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-11-18 16:09:18,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2357 states. [2018-11-18 16:09:18,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2357 to 2111. [2018-11-18 16:09:18,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2111 states. [2018-11-18 16:09:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 2111 states and 2517 transitions. [2018-11-18 16:09:18,239 INFO L78 Accepts]: Start accepts. Automaton has 2111 states and 2517 transitions. Word has length 157 [2018-11-18 16:09:18,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:18,239 INFO L480 AbstractCegarLoop]: Abstraction has 2111 states and 2517 transitions. [2018-11-18 16:09:18,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 16:09:18,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2517 transitions. [2018-11-18 16:09:18,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-18 16:09:18,244 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:18,244 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:18,245 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:18,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:18,245 INFO L82 PathProgramCache]: Analyzing trace with hash 959223159, now seen corresponding path program 1 times [2018-11-18 16:09:18,245 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:18,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:18,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:18,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:18,246 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-11-18 16:09:18,374 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:18,374 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:09:18,374 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 278 with the following transitions: [2018-11-18 16:09:18,374 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [67], [68], [69], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [127], [129], [132], [148], [149], [150], [151], [152], [153], [154], [156], [161], [163], [164], [199], [200], [204], [207], [211], [217], [220], [224], [225], [229], [232], [234], [237], [244], [247], [250], [252], [254], [255], [258], [259], [260], [261], [262], [263], [264], [266], [267], [268], [269], [270], [271], [272], [273], [274], [278], [279], [280], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [298], [299], [302], [303], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [323], [326], [327] [2018-11-18 16:09:18,377 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:09:18,378 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:09:19,278 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:09:19,278 INFO L272 AbstractInterpreter]: Visited 126 different actions 655 times. Merged at 18 different actions 55 times. Never widened. Performed 23640 root evaluator evaluations with a maximum evaluation depth of 3. Performed 23640 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 13 fixpoints after 4 different actions. Largest state had 134 variables. [2018-11-18 16:09:19,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:19,292 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:09:19,292 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:19,293 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:09:19,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:19,301 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:09:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:19,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:09:19,594 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 16:09:19,594 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 79 proven. 34 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 16:09:20,097 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:09:20,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-11-18 16:09:20,098 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:09:20,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:09:20,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:09:20,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-11-18 16:09:20,099 INFO L87 Difference]: Start difference. First operand 2111 states and 2517 transitions. Second operand 19 states. [2018-11-18 16:09:24,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:24,213 INFO L93 Difference]: Finished difference Result 8317 states and 11913 transitions. [2018-11-18 16:09:24,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-11-18 16:09:24,214 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 277 [2018-11-18 16:09:24,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:24,232 INFO L225 Difference]: With dead ends: 8317 [2018-11-18 16:09:24,232 INFO L226 Difference]: Without dead ends: 6243 [2018-11-18 16:09:24,240 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 630 GetRequests, 548 SyntacticMatches, 9 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=856, Invalid=4694, Unknown=0, NotChecked=0, Total=5550 [2018-11-18 16:09:24,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6243 states. [2018-11-18 16:09:24,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6243 to 4346. [2018-11-18 16:09:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4346 states. [2018-11-18 16:09:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 4346 states and 4996 transitions. [2018-11-18 16:09:24,442 INFO L78 Accepts]: Start accepts. Automaton has 4346 states and 4996 transitions. Word has length 277 [2018-11-18 16:09:24,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:24,443 INFO L480 AbstractCegarLoop]: Abstraction has 4346 states and 4996 transitions. [2018-11-18 16:09:24,443 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:09:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 4346 states and 4996 transitions. [2018-11-18 16:09:24,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 16:09:24,450 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:24,450 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:24,450 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:24,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:24,451 INFO L82 PathProgramCache]: Analyzing trace with hash -353972197, now seen corresponding path program 1 times [2018-11-18 16:09:24,451 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:24,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:24,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:24,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:24,452 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:24,620 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 98 proven. 53 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 16:09:24,620 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:24,620 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:09:24,620 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 294 with the following transitions: [2018-11-18 16:09:24,621 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [67], [68], [69], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [124], [127], [129], [132], [148], [149], [150], [151], [152], [153], [154], [156], [161], [163], [164], [169], [171], [199], [200], [204], [207], [211], [217], [220], [224], [225], [229], [232], [234], [237], [244], [247], [250], [254], [255], [258], [259], [260], [261], [262], [263], [264], [266], [267], [268], [269], [270], [271], [272], [273], [274], [278], [279], [280], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [294], [295], [298], [299], [302], [303], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [323], [326], [327] [2018-11-18 16:09:24,623 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:09:24,624 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:09:27,005 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:09:27,006 INFO L272 AbstractInterpreter]: Visited 135 different actions 1584 times. Merged at 24 different actions 197 times. Never widened. Performed 60536 root evaluator evaluations with a maximum evaluation depth of 3. Performed 60536 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 52 fixpoints after 6 different actions. Largest state had 134 variables. [2018-11-18 16:09:27,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:27,007 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:09:27,007 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:27,007 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:09:27,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:27,014 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:09:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:27,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:09:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 238 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 16:09:27,207 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 98 proven. 53 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 16:09:27,630 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:09:27,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-11-18 16:09:27,630 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:09:27,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-18 16:09:27,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-18 16:09:27,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-11-18 16:09:27,631 INFO L87 Difference]: Start difference. First operand 4346 states and 4996 transitions. Second operand 20 states. [2018-11-18 16:09:28,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:28,731 INFO L93 Difference]: Finished difference Result 8271 states and 9569 transitions. [2018-11-18 16:09:28,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 16:09:28,732 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 293 [2018-11-18 16:09:28,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:28,748 INFO L225 Difference]: With dead ends: 8271 [2018-11-18 16:09:28,748 INFO L226 Difference]: Without dead ends: 4362 [2018-11-18 16:09:28,756 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 619 GetRequests, 581 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-11-18 16:09:28,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4362 states. [2018-11-18 16:09:29,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4362 to 4350. [2018-11-18 16:09:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4350 states. [2018-11-18 16:09:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 4350 states and 4990 transitions. [2018-11-18 16:09:29,021 INFO L78 Accepts]: Start accepts. Automaton has 4350 states and 4990 transitions. Word has length 293 [2018-11-18 16:09:29,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:29,022 INFO L480 AbstractCegarLoop]: Abstraction has 4350 states and 4990 transitions. [2018-11-18 16:09:29,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-18 16:09:29,022 INFO L276 IsEmpty]: Start isEmpty. Operand 4350 states and 4990 transitions. [2018-11-18 16:09:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 16:09:29,031 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:29,032 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:29,032 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:29,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:29,032 INFO L82 PathProgramCache]: Analyzing trace with hash -2018277954, now seen corresponding path program 1 times [2018-11-18 16:09:29,032 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:29,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:29,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:29,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:29,033 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 95 proven. 46 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-18 16:09:29,285 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:29,285 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:09:29,285 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 295 with the following transitions: [2018-11-18 16:09:29,285 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [67], [68], [69], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [124], [127], [129], [132], [148], [149], [150], [151], [152], [153], [154], [156], [161], [163], [164], [169], [171], [199], [200], [204], [207], [211], [217], [220], [224], [225], [229], [232], [234], [237], [244], [247], [250], [254], [255], [258], [259], [260], [261], [262], [263], [264], [266], [267], [268], [269], [270], [271], [272], [273], [274], [278], [279], [280], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [294], [295], [298], [299], [302], [303], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [323], [326], [327] [2018-11-18 16:09:29,288 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:09:29,288 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:09:31,603 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:09:31,603 INFO L272 AbstractInterpreter]: Visited 136 different actions 1597 times. Merged at 25 different actions 208 times. Never widened. Performed 69410 root evaluator evaluations with a maximum evaluation depth of 3. Performed 69410 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 66 fixpoints after 7 different actions. Largest state had 134 variables. [2018-11-18 16:09:31,604 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:31,605 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:09:31,605 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:31,605 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:09:31,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:31,611 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:09:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:31,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:09:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 166 proven. 17 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 16:09:31,778 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 98 proven. 28 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-18 16:09:32,168 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:09:32,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-11-18 16:09:32,168 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:09:32,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 16:09:32,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 16:09:32,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-11-18 16:09:32,169 INFO L87 Difference]: Start difference. First operand 4350 states and 4990 transitions. Second operand 14 states. [2018-11-18 16:09:33,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:33,602 INFO L93 Difference]: Finished difference Result 9837 states and 12351 transitions. [2018-11-18 16:09:33,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-18 16:09:33,602 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 294 [2018-11-18 16:09:33,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:33,630 INFO L225 Difference]: With dead ends: 9837 [2018-11-18 16:09:33,630 INFO L226 Difference]: Without dead ends: 7246 [2018-11-18 16:09:33,638 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 642 GetRequests, 581 SyntacticMatches, 21 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=470, Invalid=1252, Unknown=0, NotChecked=0, Total=1722 [2018-11-18 16:09:33,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7246 states. [2018-11-18 16:09:33,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7246 to 5279. [2018-11-18 16:09:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5279 states. [2018-11-18 16:09:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5279 states to 5279 states and 6056 transitions. [2018-11-18 16:09:33,997 INFO L78 Accepts]: Start accepts. Automaton has 5279 states and 6056 transitions. Word has length 294 [2018-11-18 16:09:33,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:33,997 INFO L480 AbstractCegarLoop]: Abstraction has 5279 states and 6056 transitions. [2018-11-18 16:09:33,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 16:09:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5279 states and 6056 transitions. [2018-11-18 16:09:34,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-18 16:09:34,010 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:34,010 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 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] [2018-11-18 16:09:34,011 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:34,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:34,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1301863970, now seen corresponding path program 1 times [2018-11-18 16:09:34,011 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:34,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:34,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:34,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:34,012 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:34,119 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 88 proven. 12 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2018-11-18 16:09:34,119 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:34,120 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:09:34,120 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 370 with the following transitions: [2018-11-18 16:09:34,120 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [53], [55], [56], [57], [58], [59], [63], [65], [66], [67], [68], [69], [72], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [124], [127], [129], [132], [134], [137], [148], [149], [150], [151], [152], [153], [154], [156], [159], [161], [163], [164], [169], [171], [199], [200], [204], [207], [211], [217], [220], [224], [225], [229], [232], [234], [237], [240], [244], [247], [250], [254], [255], [258], [259], [260], [261], [262], [263], [264], [266], [267], [268], [269], [270], [271], [272], [273], [274], [278], [279], [280], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [302], [303], [308], [309], [310], [311], [312], [313], [314], [315], [316], [317], [318], [320], [321], [322], [323], [324], [325], [326], [327] [2018-11-18 16:09:34,125 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:09:34,125 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:09:38,239 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:09:38,239 INFO L272 AbstractInterpreter]: Visited 148 different actions 3072 times. Merged at 43 different actions 678 times. Widened at 1 different actions 2 times. Performed 120473 root evaluator evaluations with a maximum evaluation depth of 3. Performed 120473 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 189 fixpoints after 14 different actions. Largest state had 135 variables. [2018-11-18 16:09:38,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:38,252 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:09:38,252 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:38,252 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:09:38,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:38,261 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:09:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:38,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:09:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2018-11-18 16:09:38,448 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:38,814 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 88 proven. 12 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2018-11-18 16:09:38,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:09:38,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 4 [2018-11-18 16:09:38,840 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:38,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:09:38,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:09:38,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:09:38,841 INFO L87 Difference]: Start difference. First operand 5279 states and 6056 transitions. Second operand 3 states. [2018-11-18 16:09:39,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:39,095 INFO L93 Difference]: Finished difference Result 6415 states and 7407 transitions. [2018-11-18 16:09:39,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:09:39,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 369 [2018-11-18 16:09:39,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:39,104 INFO L225 Difference]: With dead ends: 6415 [2018-11-18 16:09:39,104 INFO L226 Difference]: Without dead ends: 2104 [2018-11-18 16:09:39,113 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 741 GetRequests, 735 SyntacticMatches, 4 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:09:39,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2104 states. [2018-11-18 16:09:39,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2104 to 2058. [2018-11-18 16:09:39,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2058 states. [2018-11-18 16:09:39,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 2282 transitions. [2018-11-18 16:09:39,242 INFO L78 Accepts]: Start accepts. Automaton has 2058 states and 2282 transitions. Word has length 369 [2018-11-18 16:09:39,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:39,242 INFO L480 AbstractCegarLoop]: Abstraction has 2058 states and 2282 transitions. [2018-11-18 16:09:39,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:09:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2282 transitions. [2018-11-18 16:09:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-18 16:09:39,248 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:09:39,249 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:09:39,249 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:09:39,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:09:39,249 INFO L82 PathProgramCache]: Analyzing trace with hash -2100777586, now seen corresponding path program 1 times [2018-11-18 16:09:39,249 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:09:39,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:39,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:09:39,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:09:39,250 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:09:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-11-18 16:09:39,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:09:39,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:09:39,477 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:09:39,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:09:39,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:09:39,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:09:39,478 INFO L87 Difference]: Start difference. First operand 2058 states and 2282 transitions. Second operand 8 states. [2018-11-18 16:09:39,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:09:39,784 INFO L93 Difference]: Finished difference Result 3407 states and 3821 transitions. [2018-11-18 16:09:39,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:09:39,785 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 363 [2018-11-18 16:09:39,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:09:39,787 INFO L225 Difference]: With dead ends: 3407 [2018-11-18 16:09:39,787 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:09:39,792 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-18 16:09:39,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:09:39,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:09:39,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:09:39,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:09:39,793 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2018-11-18 16:09:39,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:09:39,793 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:09:39,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:09:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:09:39,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:09:39,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:09:39,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:39,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,347 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 157 [2018-11-18 16:09:40,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:40,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,044 WARN L180 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 266 [2018-11-18 16:09:41,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:41,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,580 WARN L180 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 211 [2018-11-18 16:09:42,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:09:42,896 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 28 [2018-11-18 16:09:43,131 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 28 [2018-11-18 16:09:43,441 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 47 [2018-11-18 16:09:43,617 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2018-11-18 16:09:44,135 WARN L180 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 45 [2018-11-18 16:09:44,689 WARN L180 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 46 [2018-11-18 16:09:44,799 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 27 [2018-11-18 16:09:46,031 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 328 DAG size of output: 62 [2018-11-18 16:09:46,355 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2018-11-18 16:09:46,845 WARN L180 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 55 [2018-11-18 16:09:47,670 WARN L180 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 60 [2018-11-18 16:09:48,153 WARN L180 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 45 [2018-11-18 16:09:48,443 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 46 [2018-11-18 16:09:49,313 WARN L180 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 41 [2018-11-18 16:09:49,526 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 31 [2018-11-18 16:09:49,638 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2018-11-18 16:09:49,837 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 18 [2018-11-18 16:09:50,059 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 41 [2018-11-18 16:09:50,272 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 34 [2018-11-18 16:09:50,756 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 31 [2018-11-18 16:09:50,920 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 48 [2018-11-18 16:09:51,125 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-11-18 16:09:52,244 WARN L180 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 261 DAG size of output: 72 [2018-11-18 16:09:52,494 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 46 [2018-11-18 16:09:53,039 WARN L180 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 46 [2018-11-18 16:09:53,699 WARN L180 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 64 [2018-11-18 16:09:53,838 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 30 [2018-11-18 16:09:53,840 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-18 16:09:53,840 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-18 16:09:53,840 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-18 16:09:53,840 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-18 16:09:53,840 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-18 16:09:53,840 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 465 472) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:09:53,840 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 465 472) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 465 472) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 473 482) the Hoare annotation is: (let ((.cse7 (< 1 ~waterLevel~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse2 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (not (= ~systemActive~0 0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5)) (or .cse3 .cse0 .cse5 .cse6 (not (= ~waterLevel~0 2))) (or .cse7 .cse3 .cse0 .cse5 .cse6) (or .cse4 (not (= 1 ~pumpRunning~0)) .cse0 .cse5 .cse6) (or .cse2 .cse7 .cse3 .cse1 .cse5) (or .cse2 .cse1 .cse3 .cse8 (not (= ~waterLevel~0 1))) (or .cse8 .cse0 (or .cse3 .cse4 .cse6)))) [2018-11-18 16:09:53,841 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 473 482) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 473 482) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L421 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse2 .cse3 .cse1) (or .cse2 (not (= ~systemActive~0 0)) .cse4 .cse5) (or .cse4 .cse0 .cse1 .cse5 (not .cse3)) (or .cse2 .cse4 .cse1 .cse5))) [2018-11-18 16:09:53,841 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 483 511) the Hoare annotation is: true [2018-11-18 16:09:53,841 INFO L425 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 505) no Hoare annotation was computed. [2018-11-18 16:09:53,841 INFO L421 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse8 (< 1 ~waterLevel~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~5)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse9 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4 (not .cse5) .cse6) (or .cse7 .cse6 (or .cse8 .cse9 .cse4)) (or .cse9 .cse6 .cse3 .cse1 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse8 .cse9 .cse5 .cse6 .cse1) (or .cse9 .cse1 .cse4 .cse2) (or .cse7 (or .cse4 (or .cse9 .cse2))))) [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L493-1(line 493) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 483 511) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 508) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L491-1(lines 483 511) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L428 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L421 ceAbstractionStarter]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:09:53,842 INFO L421 ceAbstractionStarter]: At program point L384-1(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 389) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 372 394) 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))) [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L382-1(lines 382 389) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L425 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2018-11-18 16:09:53,842 INFO L421 ceAbstractionStarter]: At program point L379(line 379) 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))) [2018-11-18 16:09:53,843 INFO L421 ceAbstractionStarter]: At program point L378(line 378) 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))) [2018-11-18 16:09:53,843 INFO L421 ceAbstractionStarter]: At program point L378-1(line 378) 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))) [2018-11-18 16:09:53,843 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 372 394) no Hoare annotation was computed. [2018-11-18 16:09:53,843 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 372 394) no Hoare annotation was computed. [2018-11-18 16:09:53,843 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 279 293) no Hoare annotation was computed. [2018-11-18 16:09:53,843 INFO L421 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 0))) (.cse6 (not (= ~waterLevel~0 2)))) (and (or .cse0 (= ~systemActive~0 1) (= ~methaneLevelCritical~0 0) .cse1 (not (= |old(~systemActive~0)| 1)) .cse2) (or (or .cse0 (or .cse3 .cse2) .cse1) (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or .cse5 .cse6) (or (< ~switchedOnBeforeTS~0 1) .cse0 .cse5) (or .cse0 .cse5 .cse2) (or .cse5 (not (= ~waterLevel~0 1))) (or .cse3 .cse1 (and .cse4 (= ~pumpRunning~0 1)) .cse6))) [2018-11-18 16:09:53,843 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 289) no Hoare annotation was computed. [2018-11-18 16:09:53,843 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 279 293) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse14 (not (= ~waterLevel~0 2)))) (let ((.cse10 (= ~systemActive~0 0)) (.cse6 (= |old(~systemActive~0)| 0)) (.cse15 (or .cse1 .cse14)) (.cse3 (= ~methaneLevelCritical~0 0))) (let ((.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (< 1 ~waterLevel~0)) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (and (<= ~pumpRunning~0 0) (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse11 (or .cse15 (not .cse3))) (.cse9 (not .cse6)) (.cse12 (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0))) (.cse13 (or .cse15 .cse3)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not .cse10))) (and (or (< ~switchedOnBeforeTS~0 1) (< 0 ~waterLevel~0) .cse0 .cse1) (or .cse2 (= ~systemActive~0 1) .cse3 .cse4 (not (= |old(~systemActive~0)| 1)) .cse5) (or (or .cse2 (or .cse6 .cse5) .cse4) (and .cse7 .cse8)) (or .cse9 .cse1 (< 2 ~waterLevel~0) .cse5 .cse10) (or .cse9 .cse11 .cse10) (or .cse8 .cse2 .cse1 .cse5) (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse12 .cse11) (or .cse9 .cse13 .cse10) (or .cse12 .cse13) (or .cse6 .cse4 (and .cse7 (= ~pumpRunning~0 1)) .cse14))))) [2018-11-18 16:09:53,843 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 279 293) no Hoare annotation was computed. [2018-11-18 16:09:53,843 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2018-11-18 16:09:53,843 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-18 16:09:53,844 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 361 371) 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))) [2018-11-18 16:09:53,844 INFO L421 ceAbstractionStarter]: At program point L366(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 361 371) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 361 371) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L428 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: true [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 204 214) the Hoare annotation is: true [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2018-11-18 16:09:53,844 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 196 203) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse0 .cse1 (= ~pumpRunning~0 1) (not (= ~waterLevel~0 2))))) [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 958 971) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 958 971) the Hoare annotation is: true [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point L962(lines 962 968) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 958 971) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L421 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse3 (or .cse0 .cse4 .cse1 .cse2)) (or .cse3 (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 16:09:53,845 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2018-11-18 16:09:53,845 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse1 (or .cse0 .cse4 .cse2 .cse3)) (or .cse1 (or .cse3 (or .cse4 .cse2 (not (= ~waterLevel~0 2))))))) [2018-11-18 16:09:53,845 INFO L421 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse0 .cse1) (or .cse2 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse3 .cse0 .cse1))) [2018-11-18 16:09:53,845 INFO L421 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse3 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse3) (or (< 1 ~waterLevel~0) .cse2 .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (< 0 ~waterLevel~0) .cse3 .cse2 .cse0 .cse1))) [2018-11-18 16:09:53,846 INFO L425 ceAbstractionStarter]: For program point L171(lines 171 179) no Hoare annotation was computed. [2018-11-18 16:09:53,846 INFO L421 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 16:09:53,846 INFO L425 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2018-11-18 16:09:53,846 INFO L425 ceAbstractionStarter]: For program point L167(lines 167 184) no Hoare annotation was computed. [2018-11-18 16:09:53,846 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2018-11-18 16:09:53,846 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2018-11-18 16:09:53,846 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 396 461) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:09:53,846 INFO L421 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse0 (<= ~pumpRunning~0 0)) (.cse6 (<= ~waterLevel~0 0)) (.cse1 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) (and .cse3 .cse2)) .cse4) (and .cse4 (and .cse3 (<= ~waterLevel~0 1) .cse2 .cse5)) (and (and (= 2 ~waterLevel~0) .cse2) .cse0 .cse1) (and .cse0 .cse6 .cse1 .cse2 .cse5) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse2) .cse0 .cse6 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:09:53,846 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 448) no Hoare annotation was computed. [2018-11-18 16:09:53,846 INFO L421 ceAbstractionStarter]: At program point L442-1(lines 436 449) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (<= ~pumpRunning~0 0)) (.cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~waterLevel~0 2) .cse4 .cse1 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse4 .cse1 .cse3 .cse6) (and (and .cse5 (and .cse7 .cse3)) (= ~systemActive~0 0)) (and (<= ~waterLevel~0 1) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse3) (and .cse1 .cse3 .cse6)) .cse0 .cse2) (and .cse7 (= 2 ~waterLevel~0) .cse1 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L407(lines 406 453) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 396 461) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 449) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L421 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse0 .cse1 .cse2 .cse5) (and .cse3 .cse6 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse7 .cse2) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse4 .cse1 .cse2) .cse6 .cse7) (and (and .cse6 .cse7 .cse1 .cse2 .cse5) .cse4) (and (= ~systemActive~0 0) .cse4 .cse6 .cse7 .cse2 .cse5) (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 432) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L421 ceAbstractionStarter]: At program point L451(lines 406 453) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 2)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse8 (= ~systemActive~0 0)) (.cse9 (= 0 ~pumpRunning~0)) (.cse10 (= 0 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 1)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse7 .cse2 .cse4) (and .cse8 .cse0 .cse1 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse2 .cse4) .cse1 .cse3) (and .cse6 .cse2 .cse9 .cse4 .cse5) (and .cse10 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse8 (and .cse9 (= 2 ~waterLevel~0) .cse4) .cse5) (and .cse10 .cse0 .cse7 .cse2 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:09:53,847 INFO L421 ceAbstractionStarter]: At program point L418(line 418) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse7 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse4 .cse7 .cse5)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (<= ~waterLevel~0 1)) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 (not (= ~methaneLevelCritical~0 0)) .cse3) (and (= ~systemActive~0 0) (and .cse2 (and .cse4 .cse5) .cse1)) (and (= 0 ~methaneLevelCritical~0) .cse3 .cse6 .cse7 .cse5 .cse1) (and (= ~waterLevel~0 2) .cse6 .cse7 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L416-1(lines 416 422) no Hoare annotation was computed. [2018-11-18 16:09:53,847 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 406 453) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L421 ceAbstractionStarter]: At program point L454(lines 405 455) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 396 461) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 188 195) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 188 195) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 188 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 16:09:53,848 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 949 957) the Hoare annotation is: true [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 260 278) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 273) no Hoare annotation was computed. [2018-11-18 16:09:53,848 INFO L428 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: true [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point L269-2(lines 269 273) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point L267-1(line 267) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 260 278) the Hoare annotation is: true [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 260 278) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 905 916) the Hoare annotation is: (let ((.cse4 (= |old(~methaneLevelCritical~0)| 0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 2)))) (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse9 (< 2 ~waterLevel~0)) (.cse5 (or .cse0 .cse2 .cse8)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse12 (< 1 ~waterLevel~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse11 (not (= ~systemActive~0 0))) (.cse10 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not .cse4))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (or .cse4 .cse5) .cse6) (or .cse4 .cse6 .cse7 .cse2 .cse8) (or .cse6 (or .cse0 .cse4 .cse9 .cse2 .cse10)) (or .cse0 .cse11 .cse10 .cse3 .cse8 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse12 .cse6 .cse0 .cse4 .cse2) (or .cse9 .cse7 .cse1 .cse2 .cse10 .cse3) (or .cse11 .cse6 (or .cse0 .cse4 .cse9 .cse10)) (or .cse12 .cse1 .cse0 .cse2 .cse10 .cse3) (or .cse1 (or .cse5 .cse3)) (or (or (or (or .cse2 .cse8) .cse3) .cse7) .cse1) (or .cse12 .cse0 .cse1 .cse11 .cse10 .cse3)))) [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 296 325) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L428 ceAbstractionStarter]: At program point L310-1(lines 310 314) the Hoare annotation is: true [2018-11-18 16:09:53,849 INFO L425 ceAbstractionStarter]: For program point L306-1(lines 306 320) no Hoare annotation was computed. [2018-11-18 16:09:53,849 INFO L428 ceAbstractionStarter]: At program point L306-3(lines 306 320) the Hoare annotation is: true [2018-11-18 16:09:53,850 INFO L428 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: true [2018-11-18 16:09:53,850 INFO L425 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-11-18 16:09:53,850 INFO L428 ceAbstractionStarter]: At program point L321(lines 296 325) the Hoare annotation is: true [2018-11-18 16:09:53,850 INFO L425 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2018-11-18 16:09:53,850 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 296 325) the Hoare annotation is: true [2018-11-18 16:09:53,850 INFO L425 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2018-11-18 16:09:53,850 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2018-11-18 16:09:53,850 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2018-11-18 16:09:53,850 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2018-11-18 16:09:53,850 INFO L421 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 1)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse9 (and (<= ~pumpRunning~0 0) .cse8 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse11 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) .cse0 .cse1) (or (or .cse2 .cse3) .cse4)) (or .cse4 (and .cse0 (<= ~waterLevel~0 0) .cse1) .cse2 .cse5 .cse6) (or .cse7 (and (= 0 ~pumpRunning~0) .cse8 .cse1) .cse2 .cse6) (or .cse9 (or .cse7 .cse2 .cse3)) (or (< 0 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 (and .cse0 .cse8 .cse1)) (or .cse10 .cse11 .cse7) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse10 .cse7 .cse9 .cse2) (or .cse9 (or .cse7 .cse2 .cse5) (< 2 |old(~waterLevel~0)|)) (or (or .cse7 .cse3) .cse11)))) [2018-11-18 16:09:53,850 INFO L421 ceAbstractionStarter]: At program point L116(lines 116 122) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse5 (not (= ~systemActive~0 1))) (.cse16 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse10 (or .cse5 .cse16)) (.cse12 (= 1 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse13 (= ~pumpRunning~0 1)) (.cse11 (not .cse0)) (.cse17 (< 0 |old(~waterLevel~0)|)) (.cse9 (and .cse2 .cse15 .cse14)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse18 (and (<= ~pumpRunning~0 0) .cse15 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse14)) (.cse8 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse5 .cse7) (or (or (or .cse10 .cse11) .cse4) (and .cse12 .cse13 .cse14)) (or (or (or .cse10 .cse0) .cse4) (and .cse1 .cse2 .cse12)) (or (and .cse13 .cse15) .cse9 (or .cse8 .cse5 .cse16)) (or .cse4 (and .cse13 .cse3 .cse14) .cse5 .cse6 .cse7 .cse11) (or (and .cse1 .cse2 .cse15) .cse17 (or .cse0 .cse5 .cse6) .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) (< 1 |old(~waterLevel~0)|) .cse8 .cse18 .cse5) (or .cse17 .cse4 .cse5 .cse6 (and .cse13 .cse15 .cse14) .cse11) (or .cse17 .cse8 .cse9 .cse5 .cse6) (or .cse18 (not (= ~systemActive~0 0)) .cse8 (< 2 |old(~waterLevel~0)|))))) [2018-11-18 16:09:53,851 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (let ((.cse12 (<= ~pumpRunning~0 0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse10 (and .cse12 .cse3 .cse13)) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse11 (not (= ~systemActive~0 0))) (.cse15 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse16 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse14 (and (= ~pumpRunning~0 1) .cse3)) (.cse5 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5 .cse6) (or .cse7 .cse8 .cse4 .cse5 .cse6) (or (or .cse1 .cse5 .cse9) .cse10) (or .cse11 .cse1 .cse7 .cse3) (or (and .cse12 .cse13) .cse11 (or .cse0 .cse1)) (or .cse0 .cse8 .cse5 .cse6 .cse14) (or .cse15 .cse16 .cse1 .cse11 .cse17) (or .cse11 .cse4 (or .cse1 .cse7 .cse6)) (or .cse1 .cse10 .cse5 .cse17) (or (or .cse4 .cse16) (or .cse15 .cse1 .cse7 .cse5)) (or .cse11 .cse2 .cse1 .cse9) (or .cse15 .cse0 .cse1 (and .cse16 .cse2 .cse3) .cse5) (or .cse1 .cse4 .cse5 .cse6 .cse9) (or .cse8 .cse14 .cse5 .cse9)))) [2018-11-18 16:09:53,851 INFO L421 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse3 .cse0) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse4 .cse1) (or (and .cse5 .cse6 .cse7) .cse8 .cse1 .cse2) (or .cse4 .cse8 (and .cse6 .cse7 .cse5) .cse1 .cse9) (or .cse0 .cse4 .cse1 .cse9) (or (or .cse0 .cse2) .cse3))) [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point L109(lines 105 127) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point L107(lines 105 127) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 881 892) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 352 358) no Hoare annotation was computed. [2018-11-18 16:09:53,851 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 352 358) the Hoare annotation is: true [2018-11-18 16:09:53,852 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:09:53,852 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 16:09:53,852 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:09:53,852 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:09:53,852 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 137 161) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (or .cse0 .cse4 .cse1 .cse2)) (or .cse3 (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 16:09:53,852 INFO L421 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 16:09:53,852 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 137 161) no Hoare annotation was computed. [2018-11-18 16:09:53,852 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2018-11-18 16:09:53,852 INFO L421 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse0 (or .cse4 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:09:53,852 INFO L421 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2))))))) [2018-11-18 16:09:53,852 INFO L425 ceAbstractionStarter]: For program point L145(lines 145 153) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L421 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (or .cse0 .cse4 .cse1 .cse2)) (or .cse3 (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 158) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse5 (not .cse6)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse9 (< 0 |old(~waterLevel~0)|)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (or .cse10 .cse1)) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (or (< ~switchedOnBeforeTS~0 1) (< 1 |old(~waterLevel~0)|) .cse6 .cse7)) (or .cse1 .cse2 .cse0 .cse8) (or .cse9 .cse1 .cse2 .cse3 .cse0 .cse5) (or (or .cse10 .cse1 .cse4) .cse0) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse3 .cse10) (or .cse9 .cse7 .cse3 .cse0) (or .cse0 .cse7 .cse3 .cse8)))) [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 16:09:53,853 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 16:09:53,853 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 16:09:53,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:09:53 BoogieIcfgContainer [2018-11-18 16:09:53,874 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:09:53,874 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:09:53,874 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:09:53,874 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:09:53,874 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:09:11" (3/4) ... [2018-11-18 16:09:53,877 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:09:53,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:09:53,883 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:09:53,884 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:09:53,884 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:09:53,884 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:09:53,884 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:09:53,884 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:09:53,889 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 16:09:53,889 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:09:53,891 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:09:53,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((((systemActive == 0 && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning)) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || ((systemActive == 0 && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:09:53,915 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:09:53,947 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_712c9373-b5cd-4bfa-b2af-cbdb8cf3d881/bin-2019/utaipan/witness.graphml [2018-11-18 16:09:53,947 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:09:53,948 INFO L168 Benchmark]: Toolchain (without parser) took 43003.84 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.6 GB). Free memory was 956.4 MB in the beginning and 1.3 GB in the end (delta: -344.0 MB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-11-18 16:09:53,948 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:09:53,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -197.4 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:09:53,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:09:53,949 INFO L168 Benchmark]: Boogie Preprocessor took 27.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:09:53,949 INFO L168 Benchmark]: RCFGBuilder took 495.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:09:53,949 INFO L168 Benchmark]: TraceAbstraction took 42004.17 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -260.0 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-18 16:09:53,949 INFO L168 Benchmark]: Witness Printer took 73.40 ms. Allocated memory is still 3.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:09:53,951 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -197.4 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 495.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 42004.17 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -260.0 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 73.40 ms. Allocated memory is still 3.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 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: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (((((((((((((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || !(\old(systemActive) == 1)) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((((systemActive == 0 && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning)) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || ((systemActive == 0 && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 157 locations, 1 error locations. SAFE Result, 41.9s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 10.2s AutomataDifference, 0.0s DeadEndRemovalTime, 14.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3124 SDtfs, 4488 SDslu, 9571 SDs, 0 SdLazy, 12636 SolverSat, 2725 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3081 GetRequests, 2790 SyntacticMatches, 47 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2221 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5279occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 11.1s AbstIntTime, 5 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 4481 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 7941 PreInvPairs, 8379 NumberOfFragments, 3926 HoareAnnotationTreeSize, 7941 FomulaSimplifications, 137903 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 64 FomulaSimplificationsInter, 150443 FormulaSimplificationTreeSizeReductionInter, 11.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 3775 NumberOfCodeBlocks, 3775 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5141 ConstructedInterpolants, 0 QuantifiedInterpolants, 2056565 SizeOfPredicates, 17 NumberOfNonLiveVariables, 5554 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 24 InterpolantComputations, 10 PerfectInterpolantSequences, 4761/5068 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...