./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/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_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/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 0.1.23-635dfa2 [2018-12-09 00:50:03,382 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:50:03,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:50:03,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:50:03,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:50:03,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:50:03,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:50:03,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:50:03,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:50:03,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:50:03,392 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:50:03,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:50:03,393 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:50:03,394 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:50:03,394 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:50:03,395 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:50:03,395 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:50:03,396 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:50:03,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:50:03,397 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:50:03,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:50:03,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:50:03,399 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:50:03,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:50:03,400 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:50:03,400 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:50:03,401 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:50:03,401 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:50:03,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:50:03,402 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:50:03,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:50:03,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:50:03,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:50:03,403 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:50:03,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:50:03,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:50:03,403 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 00:50:03,411 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:50:03,411 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:50:03,411 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:50:03,411 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 00:50:03,412 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 00:50:03,412 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 00:50:03,413 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:50:03,413 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:50:03,414 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:50:03,414 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 00:50:03,414 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:50:03,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:50:03,415 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 00:50:03,415 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_9f022077-627f-49d5-a671-90c925381507/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 [2018-12-09 00:50:03,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:50:03,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:50:03,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:50:03,441 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:50:03,441 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:50:03,442 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-12-09 00:50:03,478 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/data/86a9602f0/b863c84cc83a4f6392e8ce7cbc41a845/FLAG1083054cb [2018-12-09 00:50:03,960 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:50:03,960 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-12-09 00:50:03,966 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/data/86a9602f0/b863c84cc83a4f6392e8ce7cbc41a845/FLAG1083054cb [2018-12-09 00:50:03,975 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/data/86a9602f0/b863c84cc83a4f6392e8ce7cbc41a845 [2018-12-09 00:50:03,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:50:03,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:50:03,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:50:03,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:50:03,980 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:50:03,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:50:03" (1/1) ... [2018-12-09 00:50:03,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cd0825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:03, skipping insertion in model container [2018-12-09 00:50:03,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:50:03" (1/1) ... [2018-12-09 00:50:03,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:50:04,008 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:50:04,160 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:50:04,201 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:50:04,244 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:50:04,259 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:50:04,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04 WrapperNode [2018-12-09 00:50:04,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:50:04,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:50:04,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:50:04,260 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:50:04,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:50:04,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:50:04,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:50:04,280 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:50:04,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... [2018-12-09 00:50:04,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:50:04,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:50:04,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:50:04,301 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:50:04,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:50:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 00:50:04,334 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 00:50:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 00:50:04,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 00:50:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 00:50:04,334 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 00:50:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:50:04,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 00:50:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 00:50:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 00:50:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 00:50:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 00:50:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 00:50:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 00:50:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 00:50:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 00:50:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 00:50:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 00:50:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 00:50:04,335 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 00:50:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 00:50:04,336 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 00:50:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 00:50:04,336 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 00:50:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 00:50:04,336 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 00:50:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 00:50:04,336 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 00:50:04,337 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 00:50:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 00:50:04,337 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 00:50:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:50:04,337 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:50:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 00:50:04,337 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 00:50:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 00:50:04,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 00:50:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 00:50:04,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 00:50:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-09 00:50:04,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-09 00:50:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-09 00:50:04,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-09 00:50:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-09 00:50:04,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-09 00:50:04,339 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 00:50:04,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 00:50:04,339 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 00:50:04,339 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 00:50:04,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 00:50:04,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 00:50:04,339 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 00:50:04,339 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 00:50:04,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 00:50:04,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 00:50:04,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 00:50:04,340 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 00:50:04,340 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 00:50:04,340 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 00:50:04,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 00:50:04,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:50:04,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:50:04,619 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:50:04,619 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 00:50:04,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:50:04 BoogieIcfgContainer [2018-12-09 00:50:04,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:50:04,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 00:50:04,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 00:50:04,621 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 00:50:04,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:50:03" (1/3) ... [2018-12-09 00:50:04,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdae12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:50:04, skipping insertion in model container [2018-12-09 00:50:04,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:04" (2/3) ... [2018-12-09 00:50:04,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdae12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:50:04, skipping insertion in model container [2018-12-09 00:50:04,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:50:04" (3/3) ... [2018-12-09 00:50:04,624 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-12-09 00:50:04,629 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 00:50:04,634 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 00:50:04,642 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 00:50:04,661 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 00:50:04,661 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 00:50:04,661 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 00:50:04,661 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:50:04,661 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:50:04,661 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 00:50:04,661 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:50:04,662 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 00:50:04,673 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-12-09 00:50:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 00:50:04,678 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:04,678 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:04,680 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:04,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:04,683 INFO L82 PathProgramCache]: Analyzing trace with hash -368870597, now seen corresponding path program 1 times [2018-12-09 00:50:04,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:04,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:04,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:04,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:04,712 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:04,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:04,822 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:04,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 00:50:04,823 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:04,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 00:50:04,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 00:50:04,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:50:04,835 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 2 states. [2018-12-09 00:50:04,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:04,857 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2018-12-09 00:50:04,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 00:50:04,858 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-09 00:50:04,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:04,865 INFO L225 Difference]: With dead ends: 280 [2018-12-09 00:50:04,865 INFO L226 Difference]: Without dead ends: 142 [2018-12-09 00:50:04,867 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:50:04,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-12-09 00:50:04,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-12-09 00:50:04,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-12-09 00:50:04,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2018-12-09 00:50:04,898 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2018-12-09 00:50:04,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:04,899 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2018-12-09 00:50:04,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 00:50:04,899 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2018-12-09 00:50:04,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 00:50:04,901 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:04,901 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:04,901 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:04,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:04,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1819315605, now seen corresponding path program 1 times [2018-12-09 00:50:04,901 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:04,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:04,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:04,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:04,902 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:04,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:04,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:50:04,950 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:04,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:50:04,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:50:04,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:50:04,951 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2018-12-09 00:50:04,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:04,964 INFO L93 Difference]: Finished difference Result 223 states and 261 transitions. [2018-12-09 00:50:04,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:50:04,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-09 00:50:04,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:04,966 INFO L225 Difference]: With dead ends: 223 [2018-12-09 00:50:04,966 INFO L226 Difference]: Without dead ends: 133 [2018-12-09 00:50:04,966 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:50:04,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-12-09 00:50:04,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2018-12-09 00:50:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-12-09 00:50:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2018-12-09 00:50:04,974 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2018-12-09 00:50:04,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:04,974 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2018-12-09 00:50:04,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:50:04,974 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2018-12-09 00:50:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 00:50:04,975 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:04,975 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:04,975 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:04,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:04,976 INFO L82 PathProgramCache]: Analyzing trace with hash -2011649241, now seen corresponding path program 1 times [2018-12-09 00:50:04,976 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:04,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:04,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:04,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:04,976 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:05,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:05,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 00:50:05,045 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:05,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 00:50:05,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 00:50:05,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:50:05,046 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 7 states. [2018-12-09 00:50:05,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:05,278 INFO L93 Difference]: Finished difference Result 399 states and 483 transitions. [2018-12-09 00:50:05,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:50:05,279 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-09 00:50:05,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:05,281 INFO L225 Difference]: With dead ends: 399 [2018-12-09 00:50:05,282 INFO L226 Difference]: Without dead ends: 294 [2018-12-09 00:50:05,283 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:50:05,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-12-09 00:50:05,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 286. [2018-12-09 00:50:05,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2018-12-09 00:50:05,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 346 transitions. [2018-12-09 00:50:05,311 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 346 transitions. Word has length 64 [2018-12-09 00:50:05,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:05,312 INFO L480 AbstractCegarLoop]: Abstraction has 286 states and 346 transitions. [2018-12-09 00:50:05,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 00:50:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 346 transitions. [2018-12-09 00:50:05,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 00:50:05,314 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:05,314 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:05,315 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:05,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:05,315 INFO L82 PathProgramCache]: Analyzing trace with hash -986732840, now seen corresponding path program 1 times [2018-12-09 00:50:05,315 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:05,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:05,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:05,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:05,316 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:05,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:50:05,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:05,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 00:50:05,412 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:05,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 00:50:05,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 00:50:05,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:50:05,413 INFO L87 Difference]: Start difference. First operand 286 states and 346 transitions. Second operand 7 states. [2018-12-09 00:50:05,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:05,778 INFO L93 Difference]: Finished difference Result 723 states and 942 transitions. [2018-12-09 00:50:05,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 00:50:05,778 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-09 00:50:05,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:05,780 INFO L225 Difference]: With dead ends: 723 [2018-12-09 00:50:05,780 INFO L226 Difference]: Without dead ends: 465 [2018-12-09 00:50:05,781 INFO L631 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 [2018-12-09 00:50:05,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2018-12-09 00:50:05,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 412. [2018-12-09 00:50:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-12-09 00:50:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2018-12-09 00:50:05,803 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 497 transitions. Word has length 70 [2018-12-09 00:50:05,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:05,803 INFO L480 AbstractCegarLoop]: Abstraction has 412 states and 497 transitions. [2018-12-09 00:50:05,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 00:50:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 497 transitions. [2018-12-09 00:50:05,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 00:50:05,805 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:05,805 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:05,805 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:05,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:05,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1171618335, now seen corresponding path program 1 times [2018-12-09 00:50:05,805 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:05,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:05,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:05,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:05,806 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:05,867 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:05,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 00:50:05,867 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:05,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:50:05,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:50:05,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:50:05,868 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand 8 states. [2018-12-09 00:50:05,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:05,895 INFO L93 Difference]: Finished difference Result 810 states and 1010 transitions. [2018-12-09 00:50:05,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:50:05,895 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2018-12-09 00:50:05,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:05,897 INFO L225 Difference]: With dead ends: 810 [2018-12-09 00:50:05,897 INFO L226 Difference]: Without dead ends: 426 [2018-12-09 00:50:05,898 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:50:05,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2018-12-09 00:50:05,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 420. [2018-12-09 00:50:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-12-09 00:50:05,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 505 transitions. [2018-12-09 00:50:05,913 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 505 transitions. Word has length 92 [2018-12-09 00:50:05,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:05,913 INFO L480 AbstractCegarLoop]: Abstraction has 420 states and 505 transitions. [2018-12-09 00:50:05,913 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:50:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 505 transitions. [2018-12-09 00:50:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 00:50:05,914 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:05,915 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:05,915 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:05,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:05,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1873218209, now seen corresponding path program 1 times [2018-12-09 00:50:05,915 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:05,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:05,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:05,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:05,916 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:05,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:05,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:50:05,963 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:05,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:50:05,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:50:05,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:50:05,963 INFO L87 Difference]: Start difference. First operand 420 states and 505 transitions. Second operand 6 states. [2018-12-09 00:50:05,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:05,993 INFO L93 Difference]: Finished difference Result 822 states and 1007 transitions. [2018-12-09 00:50:05,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 00:50:05,994 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-12-09 00:50:05,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:05,995 INFO L225 Difference]: With dead ends: 822 [2018-12-09 00:50:05,995 INFO L226 Difference]: Without dead ends: 430 [2018-12-09 00:50:05,996 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:50:05,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-12-09 00:50:06,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2018-12-09 00:50:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2018-12-09 00:50:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 515 transitions. [2018-12-09 00:50:06,010 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 515 transitions. Word has length 92 [2018-12-09 00:50:06,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:06,011 INFO L480 AbstractCegarLoop]: Abstraction has 430 states and 515 transitions. [2018-12-09 00:50:06,011 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:50:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 515 transitions. [2018-12-09 00:50:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 00:50:06,012 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:06,012 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:06,012 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:06,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:06,012 INFO L82 PathProgramCache]: Analyzing trace with hash 553862562, now seen corresponding path program 1 times [2018-12-09 00:50:06,012 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:06,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:06,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:06,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:06,013 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:06,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:06,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 00:50:06,071 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:06,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 00:50:06,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 00:50:06,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 00:50:06,072 INFO L87 Difference]: Start difference. First operand 430 states and 515 transitions. Second operand 4 states. [2018-12-09 00:50:06,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:06,203 INFO L93 Difference]: Finished difference Result 1376 states and 1728 transitions. [2018-12-09 00:50:06,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 00:50:06,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2018-12-09 00:50:06,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:06,207 INFO L225 Difference]: With dead ends: 1376 [2018-12-09 00:50:06,207 INFO L226 Difference]: Without dead ends: 974 [2018-12-09 00:50:06,208 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 00:50:06,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2018-12-09 00:50:06,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 957. [2018-12-09 00:50:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 957 states. [2018-12-09 00:50:06,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 957 states and 1176 transitions. [2018-12-09 00:50:06,242 INFO L78 Accepts]: Start accepts. Automaton has 957 states and 1176 transitions. Word has length 92 [2018-12-09 00:50:06,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:06,242 INFO L480 AbstractCegarLoop]: Abstraction has 957 states and 1176 transitions. [2018-12-09 00:50:06,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 00:50:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1176 transitions. [2018-12-09 00:50:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 00:50:06,244 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:06,244 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:06,245 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:06,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:06,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1706864932, now seen corresponding path program 1 times [2018-12-09 00:50:06,245 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:06,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:06,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:06,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:06,246 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:50:06,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:06,338 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 00:50:06,338 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:06,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 00:50:06,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 00:50:06,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:50:06,339 INFO L87 Difference]: Start difference. First operand 957 states and 1176 transitions. Second operand 9 states. [2018-12-09 00:50:06,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:06,872 INFO L93 Difference]: Finished difference Result 2620 states and 3378 transitions. [2018-12-09 00:50:06,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 00:50:06,873 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2018-12-09 00:50:06,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:06,877 INFO L225 Difference]: With dead ends: 2620 [2018-12-09 00:50:06,878 INFO L226 Difference]: Without dead ends: 1873 [2018-12-09 00:50:06,879 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:50:06,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1873 states. [2018-12-09 00:50:06,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1873 to 1648. [2018-12-09 00:50:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2018-12-09 00:50:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 1993 transitions. [2018-12-09 00:50:06,936 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 1993 transitions. Word has length 96 [2018-12-09 00:50:06,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:06,937 INFO L480 AbstractCegarLoop]: Abstraction has 1648 states and 1993 transitions. [2018-12-09 00:50:06,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 00:50:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1993 transitions. [2018-12-09 00:50:06,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 00:50:06,939 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:06,939 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:06,939 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:06,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:06,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1827465220, now seen corresponding path program 1 times [2018-12-09 00:50:06,939 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:06,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:06,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:06,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:06,940 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 00:50:07,038 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:07,038 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:50:07,038 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-12-09 00:50:07,040 INFO L205 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], [104], [108], [112], [115], [118], [120], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [286], [287], [288], [289], [290], [291], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-09 00:50:07,071 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:50:07,072 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:50:08,095 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:50:08,096 INFO L272 AbstractInterpreter]: Visited 123 different actions 643 times. Merged at 15 different actions 51 times. Never widened. Performed 21416 root evaluator evaluations with a maximum evaluation depth of 3. Performed 21416 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 2 different actions. Largest state had 134 variables. [2018-12-09 00:50:08,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:08,102 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:50:08,102 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:08,102 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:50:08,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:08,109 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:50:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:08,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:50:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:50:08,327 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:50:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 00:50:08,589 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:50:08,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-09 00:50:08,590 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:50:08,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-09 00:50:08,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-09 00:50:08,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:50:08,590 INFO L87 Difference]: Start difference. First operand 1648 states and 1993 transitions. Second operand 16 states. [2018-12-09 00:50:09,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:09,230 INFO L93 Difference]: Finished difference Result 3767 states and 4762 transitions. [2018-12-09 00:50:09,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-09 00:50:09,230 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2018-12-09 00:50:09,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:09,236 INFO L225 Difference]: With dead ends: 3767 [2018-12-09 00:50:09,237 INFO L226 Difference]: Without dead ends: 2323 [2018-12-09 00:50:09,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 302 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-12-09 00:50:09,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2323 states. [2018-12-09 00:50:09,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2323 to 2077. [2018-12-09 00:50:09,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2018-12-09 00:50:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2483 transitions. [2018-12-09 00:50:09,315 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2483 transitions. Word has length 155 [2018-12-09 00:50:09,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:09,316 INFO L480 AbstractCegarLoop]: Abstraction has 2077 states and 2483 transitions. [2018-12-09 00:50:09,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-09 00:50:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2483 transitions. [2018-12-09 00:50:09,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 00:50:09,320 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:09,320 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:09,320 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:09,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:09,320 INFO L82 PathProgramCache]: Analyzing trace with hash -533340689, now seen corresponding path program 1 times [2018-12-09 00:50:09,320 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:09,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:09,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:09,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:09,321 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 72 proven. 2 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-09 00:50:09,441 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:09,441 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:50:09,442 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-12-09 00:50:09,442 INFO L205 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], [104], [108], [112], [115], [118], [120], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [250], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-09 00:50:09,445 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:50:09,445 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:50:10,278 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:50:10,279 INFO L272 AbstractInterpreter]: Visited 125 different actions 650 times. Merged at 15 different actions 51 times. Never widened. Performed 21167 root evaluator evaluations with a maximum evaluation depth of 3. Performed 21167 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 13 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-09 00:50:10,280 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:10,280 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:50:10,280 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:10,280 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:50:10,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:10,286 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:50:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:10,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:50:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 199 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 00:50:10,532 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:50:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 75 proven. 33 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-09 00:50:11,006 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:50:11,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-12-09 00:50:11,007 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:50:11,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 00:50:11,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 00:50:11,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-12-09 00:50:11,008 INFO L87 Difference]: Start difference. First operand 2077 states and 2483 transitions. Second operand 19 states. [2018-12-09 00:50:13,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:13,971 INFO L93 Difference]: Finished difference Result 8127 states and 11723 transitions. [2018-12-09 00:50:13,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-12-09 00:50:13,971 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 273 [2018-12-09 00:50:13,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:13,987 INFO L225 Difference]: With dead ends: 8127 [2018-12-09 00:50:13,987 INFO L226 Difference]: Without dead ends: 6086 [2018-12-09 00:50:13,993 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 540 SyntacticMatches, 9 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=856, Invalid=4694, Unknown=0, NotChecked=0, Total=5550 [2018-12-09 00:50:13,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6086 states. [2018-12-09 00:50:14,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6086 to 4281. [2018-12-09 00:50:14,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2018-12-09 00:50:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4931 transitions. [2018-12-09 00:50:14,172 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4931 transitions. Word has length 273 [2018-12-09 00:50:14,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:14,173 INFO L480 AbstractCegarLoop]: Abstraction has 4281 states and 4931 transitions. [2018-12-09 00:50:14,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 00:50:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4931 transitions. [2018-12-09 00:50:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-09 00:50:14,178 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:14,179 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:14,179 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:14,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:14,179 INFO L82 PathProgramCache]: Analyzing trace with hash 815057361, now seen corresponding path program 1 times [2018-12-09 00:50:14,179 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:14,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:14,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:14,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:14,180 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-09 00:50:14,297 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:14,297 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:50:14,297 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 290 with the following transitions: [2018-12-09 00:50:14,297 INFO L205 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], [104], [108], [112], [115], [118], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [168], [170], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-09 00:50:14,299 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:50:14,299 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:50:16,120 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:50:16,120 INFO L272 AbstractInterpreter]: Visited 134 different actions 1506 times. Merged at 23 different actions 183 times. Never widened. Performed 56959 root evaluator evaluations with a maximum evaluation depth of 3. Performed 56959 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 50 fixpoints after 6 different actions. Largest state had 134 variables. [2018-12-09 00:50:16,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:16,122 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:50:16,122 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:16,122 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:50:16,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:16,128 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:50:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:16,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:50:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 233 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-09 00:50:16,341 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:50:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-09 00:50:16,735 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:50:16,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-12-09 00:50:16,735 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:50:16,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-09 00:50:16,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-09 00:50:16,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-09 00:50:16,736 INFO L87 Difference]: Start difference. First operand 4281 states and 4931 transitions. Second operand 20 states. [2018-12-09 00:50:17,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:17,543 INFO L93 Difference]: Finished difference Result 8148 states and 9446 transitions. [2018-12-09 00:50:17,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 00:50:17,543 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 289 [2018-12-09 00:50:17,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:17,553 INFO L225 Difference]: With dead ends: 8148 [2018-12-09 00:50:17,553 INFO L226 Difference]: Without dead ends: 4297 [2018-12-09 00:50:17,559 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 573 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-12-09 00:50:17,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2018-12-09 00:50:17,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 4285. [2018-12-09 00:50:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4285 states. [2018-12-09 00:50:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 4925 transitions. [2018-12-09 00:50:17,709 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 4925 transitions. Word has length 289 [2018-12-09 00:50:17,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:17,710 INFO L480 AbstractCegarLoop]: Abstraction has 4285 states and 4925 transitions. [2018-12-09 00:50:17,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-09 00:50:17,710 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 4925 transitions. [2018-12-09 00:50:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 00:50:17,715 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:17,716 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:17,716 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:17,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:17,716 INFO L82 PathProgramCache]: Analyzing trace with hash 633847746, now seen corresponding path program 1 times [2018-12-09 00:50:17,716 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:17,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:17,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:17,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:17,717 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-09 00:50:17,883 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:17,883 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:50:17,883 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-12-09 00:50:17,883 INFO L205 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], [104], [108], [112], [115], [118], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [168], [170], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-09 00:50:17,885 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:50:17,885 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:50:19,833 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:50:19,833 INFO L272 AbstractInterpreter]: Visited 135 different actions 1472 times. Merged at 24 different actions 176 times. Never widened. Performed 62984 root evaluator evaluations with a maximum evaluation depth of 3. Performed 62984 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 56 fixpoints after 6 different actions. Largest state had 134 variables. [2018-12-09 00:50:19,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:19,836 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:50:19,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:50:19,836 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:50:19,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:19,842 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:50:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:19,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:50:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 162 proven. 16 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 00:50:19,979 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:50:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 94 proven. 27 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-09 00:50:20,348 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:50:20,348 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-12-09 00:50:20,348 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:50:20,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 00:50:20,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 00:50:20,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-12-09 00:50:20,349 INFO L87 Difference]: Start difference. First operand 4285 states and 4925 transitions. Second operand 14 states. [2018-12-09 00:50:21,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:21,672 INFO L93 Difference]: Finished difference Result 9634 states and 12148 transitions. [2018-12-09 00:50:21,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-09 00:50:21,672 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 290 [2018-12-09 00:50:21,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:21,689 INFO L225 Difference]: With dead ends: 9634 [2018-12-09 00:50:21,689 INFO L226 Difference]: Without dead ends: 7081 [2018-12-09 00:50:21,695 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 634 GetRequests, 572 SyntacticMatches, 22 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=470, Invalid=1252, Unknown=0, NotChecked=0, Total=1722 [2018-12-09 00:50:21,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7081 states. [2018-12-09 00:50:21,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7081 to 5204. [2018-12-09 00:50:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5204 states. [2018-12-09 00:50:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5204 states to 5204 states and 5981 transitions. [2018-12-09 00:50:21,904 INFO L78 Accepts]: Start accepts. Automaton has 5204 states and 5981 transitions. Word has length 290 [2018-12-09 00:50:21,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:21,904 INFO L480 AbstractCegarLoop]: Abstraction has 5204 states and 5981 transitions. [2018-12-09 00:50:21,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 00:50:21,905 INFO L276 IsEmpty]: Start isEmpty. Operand 5204 states and 5981 transitions. [2018-12-09 00:50:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 00:50:21,912 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:21,912 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 00:50:21,913 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:21,913 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:21,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1069981431, now seen corresponding path program 1 times [2018-12-09 00:50:21,913 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:21,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:21,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:21,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:21,914 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-12-09 00:50:21,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:21,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:50:21,977 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:21,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:50:21,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:50:21,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:50:21,978 INFO L87 Difference]: Start difference. First operand 5204 states and 5981 transitions. Second operand 3 states. [2018-12-09 00:50:22,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:22,100 INFO L93 Difference]: Finished difference Result 6322 states and 7314 transitions. [2018-12-09 00:50:22,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:50:22,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 337 [2018-12-09 00:50:22,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:22,105 INFO L225 Difference]: With dead ends: 6322 [2018-12-09 00:50:22,105 INFO L226 Difference]: Without dead ends: 2075 [2018-12-09 00:50:22,111 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:50:22,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2018-12-09 00:50:22,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 2029. [2018-12-09 00:50:22,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2029 states. [2018-12-09 00:50:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 2029 states and 2253 transitions. [2018-12-09 00:50:22,180 INFO L78 Accepts]: Start accepts. Automaton has 2029 states and 2253 transitions. Word has length 337 [2018-12-09 00:50:22,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:22,181 INFO L480 AbstractCegarLoop]: Abstraction has 2029 states and 2253 transitions. [2018-12-09 00:50:22,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:50:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2253 transitions. [2018-12-09 00:50:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 00:50:22,184 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:50:22,184 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:50:22,184 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:50:22,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:50:22,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1700025298, now seen corresponding path program 1 times [2018-12-09 00:50:22,184 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:50:22,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:22,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:50:22,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:50:22,185 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:50:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:50:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2018-12-09 00:50:22,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:50:22,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 00:50:22,299 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:50:22,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:50:22,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:50:22,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:50:22,300 INFO L87 Difference]: Start difference. First operand 2029 states and 2253 transitions. Second operand 8 states. [2018-12-09 00:50:22,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:50:22,504 INFO L93 Difference]: Finished difference Result 3362 states and 3776 transitions. [2018-12-09 00:50:22,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:50:22,504 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 358 [2018-12-09 00:50:22,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:50:22,505 INFO L225 Difference]: With dead ends: 3362 [2018-12-09 00:50:22,505 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 00:50:22,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-12-09 00:50:22,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 00:50:22,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 00:50:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 00:50:22,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 00:50:22,556 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 358 [2018-12-09 00:50:22,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:50:22,556 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 00:50:22,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:50:22,556 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 00:50:22,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:50:22,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 00:50:22,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,948 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 157 [2018-12-09 00:50:22,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:22,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,328 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 266 [2018-12-09 00:50:23,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:23,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,507 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 211 [2018-12-09 00:50:24,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:50:24,825 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 28 [2018-12-09 00:50:25,049 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 28 [2018-12-09 00:50:25,353 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 47 [2018-12-09 00:50:25,486 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2018-12-09 00:50:26,074 WARN L180 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 45 [2018-12-09 00:50:27,206 WARN L180 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 46 [2018-12-09 00:50:27,335 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 27 [2018-12-09 00:50:28,530 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 328 DAG size of output: 62 [2018-12-09 00:50:28,905 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 1 [2018-12-09 00:50:29,463 WARN L180 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 55 [2018-12-09 00:50:30,959 WARN L180 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 239 DAG size of output: 60 [2018-12-09 00:50:31,570 WARN L180 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 47 [2018-12-09 00:50:31,840 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 44 [2018-12-09 00:50:32,616 WARN L180 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 41 [2018-12-09 00:50:32,820 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 31 [2018-12-09 00:50:32,938 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2018-12-09 00:50:33,126 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 18 [2018-12-09 00:50:33,365 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 41 [2018-12-09 00:50:33,605 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 34 [2018-12-09 00:50:33,745 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 36 [2018-12-09 00:50:34,233 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 31 [2018-12-09 00:50:34,397 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 48 [2018-12-09 00:50:34,604 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-12-09 00:50:38,959 WARN L180 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 261 DAG size of output: 72 [2018-12-09 00:50:39,385 WARN L180 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 46 [2018-12-09 00:50:41,069 WARN L180 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 218 DAG size of output: 46 [2018-12-09 00:50:41,970 WARN L180 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 64 [2018-12-09 00:50:42,289 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 30 [2018-12-09 00:50:42,292 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-12-09 00:50:42,292 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-12-09 00:50:42,292 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-12-09 00:50:42,293 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L444 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))) [2018-12-09 00:50:42,293 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 465 472) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 465 472) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L444 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)))) [2018-12-09 00:50:42,293 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 473 482) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 473 482) no Hoare annotation was computed. [2018-12-09 00:50:42,293 INFO L444 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))) [2018-12-09 00:50:42,294 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 483 511) the Hoare annotation is: true [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 505) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L444 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))))) [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point L493-1(line 493) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 483 511) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 508) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point L491-1(lines 483 511) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L451 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2018-12-09 00:50:42,294 INFO L448 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2018-12-09 00:50:42,294 INFO L444 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))) [2018-12-09 00:50:42,294 INFO L444 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))) [2018-12-09 00:50:42,295 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 389) no Hoare annotation was computed. [2018-12-09 00:50:42,295 INFO L444 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))) [2018-12-09 00:50:42,295 INFO L448 ceAbstractionStarter]: For program point L382-1(lines 382 389) no Hoare annotation was computed. [2018-12-09 00:50:42,295 INFO L448 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2018-12-09 00:50:42,295 INFO L444 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))) [2018-12-09 00:50:42,295 INFO L444 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))) [2018-12-09 00:50:42,295 INFO L444 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))) [2018-12-09 00:50:42,295 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 372 394) no Hoare annotation was computed. [2018-12-09 00:50:42,295 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 372 394) no Hoare annotation was computed. [2018-12-09 00:50:42,295 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 279 293) no Hoare annotation was computed. [2018-12-09 00:50:42,295 INFO L444 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (< 1 ~waterLevel~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 .cse5 (< 2 ~waterLevel~0) .cse2) (or (< ~switchedOnBeforeTS~0 1) .cse0 .cse5) (or .cse5 (not (= ~waterLevel~0 1))) (or .cse3 .cse1 (and .cse4 (= ~pumpRunning~0 1)) .cse6))) [2018-12-09 00:50:42,296 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 289) no Hoare annotation was computed. [2018-12-09 00:50:42,296 INFO L444 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))))) [2018-12-09 00:50:42,296 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 279 293) no Hoare annotation was computed. [2018-12-09 00:50:42,296 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2018-12-09 00:50:42,296 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2018-12-09 00:50:42,296 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2018-12-09 00:50:42,296 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-12-09 00:50:42,296 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-12-09 00:50:42,296 INFO L444 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))) [2018-12-09 00:50:42,296 INFO L444 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))) [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 361 371) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 361 371) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L451 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: true [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 204 214) the Hoare annotation is: true [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L444 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))))) [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 958 971) no Hoare annotation was computed. [2018-12-09 00:50:42,297 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 958 971) the Hoare annotation is: true [2018-12-09 00:50:42,297 INFO L448 ceAbstractionStarter]: For program point L962(lines 962 968) no Hoare annotation was computed. [2018-12-09 00:50:42,298 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 958 971) no Hoare annotation was computed. [2018-12-09 00:50:42,298 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2018-12-09 00:50:42,298 INFO L444 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))))))) [2018-12-09 00:50:42,298 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2018-12-09 00:50:42,298 INFO L444 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))))))) [2018-12-09 00:50:42,298 INFO L444 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))) [2018-12-09 00:50:42,298 INFO L444 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))) [2018-12-09 00:50:42,298 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 179) no Hoare annotation was computed. [2018-12-09 00:50:42,298 INFO L444 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))) [2018-12-09 00:50:42,298 INFO L448 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2018-12-09 00:50:42,298 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 184) no Hoare annotation was computed. [2018-12-09 00:50:42,299 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2018-12-09 00:50:42,299 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2018-12-09 00:50:42,299 INFO L444 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))) [2018-12-09 00:50:42,299 INFO L444 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)))) [2018-12-09 00:50:42,299 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 448) no Hoare annotation was computed. [2018-12-09 00:50:42,299 INFO L444 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)))) [2018-12-09 00:50:42,299 INFO L448 ceAbstractionStarter]: For program point L407(lines 406 453) no Hoare annotation was computed. [2018-12-09 00:50:42,299 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 396 461) no Hoare annotation was computed. [2018-12-09 00:50:42,299 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 449) no Hoare annotation was computed. [2018-12-09 00:50:42,299 INFO L444 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)))) [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point L426(lines 426 432) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L444 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)))) [2018-12-09 00:50:42,300 INFO L444 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))))) [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point L416-1(lines 416 422) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L444 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))) [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 396 461) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 188 195) no Hoare annotation was computed. [2018-12-09 00:50:42,300 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 188 195) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L444 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))) [2018-12-09 00:50:42,301 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 949 957) the Hoare annotation is: true [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 260 278) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 273) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L451 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: true [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point L269-2(lines 269 273) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point L267-1(line 267) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 260 278) the Hoare annotation is: true [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 260 278) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2018-12-09 00:50:42,301 INFO L444 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)))) [2018-12-09 00:50:42,301 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L451 ceAbstractionStarter]: At program point L321(lines 296 325) the Hoare annotation is: true [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 296 325) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 296 325) the Hoare annotation is: true [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L451 ceAbstractionStarter]: At program point L310-1(lines 310 314) the Hoare annotation is: true [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L451 ceAbstractionStarter]: At program point L306-2(lines 306 320) the Hoare annotation is: true [2018-12-09 00:50:42,302 INFO L451 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: true [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2018-12-09 00:50:42,302 INFO L444 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)))) [2018-12-09 00:50:42,303 INFO L444 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)|))))) [2018-12-09 00:50:42,303 INFO L444 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)))) [2018-12-09 00:50:42,303 INFO L444 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))) [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point L109(lines 105 127) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point L107(lines 105 127) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L444 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)))) [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 352 358) no Hoare annotation was computed. [2018-12-09 00:50:42,303 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 352 358) the Hoare annotation is: true [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:50:42,304 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-09 00:50:42,304 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:50:42,304 INFO L444 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))))))) [2018-12-09 00:50:42,304 INFO L444 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)))) [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 137 161) no Hoare annotation was computed. [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2018-12-09 00:50:42,304 INFO L444 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))))) [2018-12-09 00:50:42,304 INFO L444 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))))))) [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 153) no Hoare annotation was computed. [2018-12-09 00:50:42,304 INFO L444 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))))))) [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-12-09 00:50:42,304 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 158) no Hoare annotation was computed. [2018-12-09 00:50:42,305 INFO L448 ceAbstractionStarter]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2018-12-09 00:50:42,305 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2018-12-09 00:50:42,305 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse5 (not .cse7)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse6 (< 0 |old(~waterLevel~0)|)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (or .cse10 .cse1)) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse9 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (or (< ~switchedOnBeforeTS~0 1) .cse6 .cse7 .cse8) .cse0) (or .cse1 .cse2 .cse0 .cse9) (or .cse6 .cse1 .cse2 .cse3 .cse0 .cse5) (or (or .cse10 .cse1 .cse4) .cse0) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse3 .cse10) (or .cse6 .cse8 .cse3 .cse0) (or .cse0 .cse8 .cse3 .cse9)))) [2018-12-09 00:50:42,305 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-09 00:50:42,305 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-09 00:50:42,305 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-09 00:50:42,305 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-09 00:50:42,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:50:42 BoogieIcfgContainer [2018-12-09 00:50:42,314 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 00:50:42,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:50:42,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:50:42,314 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:50:42,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:50:04" (3/4) ... [2018-12-09 00:50:42,317 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:50:42,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 00:50:42,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 00:50:42,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 00:50:42,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 00:50:42,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:50:42,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 00:50:42,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 00:50:42,326 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 00:50:42,326 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 00:50:42,326 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 00:50:42,326 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 00:50:42,326 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:50:42,327 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:50:42,343 WARN L221 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) [2018-12-09 00:50:42,343 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 00:50:42,366 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9f022077-627f-49d5-a671-90c925381507/bin-2019/utaipan/witness.graphml [2018-12-09 00:50:42,366 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:50:42,366 INFO L168 Benchmark]: Toolchain (without parser) took 38389.27 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -276.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 00:50:42,367 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:50:42,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:50:42,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.49 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:50:42,367 INFO L168 Benchmark]: Boogie Preprocessor took 21.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:50:42,367 INFO L168 Benchmark]: RCFGBuilder took 318.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:50:42,367 INFO L168 Benchmark]: TraceAbstraction took 37694.19 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -218.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-12-09 00:50:42,368 INFO L168 Benchmark]: Witness Printer took 51.91 ms. Allocated memory is still 2.7 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:50:42,369 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 281.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.49 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 318.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 37694.19 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -218.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 51.91 ms. Allocated memory is still 2.7 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 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: 306]: Loop Invariant Derived loop invariant: 1 - 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) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 155 locations, 1 error locations. SAFE Result, 37.6s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 7.5s AutomataDifference, 0.0s DeadEndRemovalTime, 19.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3092 SDtfs, 4222 SDslu, 9407 SDs, 0 SdLazy, 12533 SolverSat, 2566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2315 GetRequests, 2028 SyntacticMatches, 44 SemanticMatches, 243 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2222 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5204occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.6s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 4295 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 7941 PreInvPairs, 8379 NumberOfFragments, 3926 HoareAnnotationTreeSize, 7941 FomulaSimplifications, 137903 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 64 FomulaSimplificationsInter, 150443 FormulaSimplificationTreeSizeReductionInter, 17.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 3334 NumberOfCodeBlocks, 3334 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4319 ConstructedInterpolants, 0 QuantifiedInterpolants, 1701304 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4537 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 3544/3821 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...