./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a3c61d639fd43ae1669bec68db6e5c2c107a6dc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:56:06,417 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:56:06,418 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:56:06,425 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:56:06,425 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:56:06,426 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:56:06,427 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:56:06,428 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:56:06,429 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:56:06,429 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:56:06,430 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:56:06,430 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:56:06,431 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:56:06,431 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:56:06,432 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:56:06,433 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:56:06,433 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:56:06,434 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:56:06,436 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:56:06,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:56:06,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:56:06,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:56:06,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:56:06,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:56:06,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:56:06,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:56:06,441 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:56:06,442 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:56:06,442 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:56:06,443 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:56:06,443 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:56:06,444 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:56:06,444 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:56:06,444 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:56:06,445 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:56:06,445 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:56:06,445 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:56:06,455 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:56:06,455 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:56:06,456 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:56:06,456 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:56:06,456 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:56:06,456 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:56:06,456 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:56:06,457 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:56:06,457 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:56:06,458 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:56:06,458 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:56:06,458 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:56:06,459 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:56:06,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:56:06,459 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer 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 -> Automizer 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 -> 9a3c61d639fd43ae1669bec68db6e5c2c107a6dc [2018-11-28 12:56:06,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:56:06,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:56:06,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:56:06,490 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:56:06,490 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:56:06,490 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c [2018-11-28 12:56:06,528 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/data/44d572750/5ad3ac0ea9da437c8eb5aea906fdd1ea/FLAG0314316e3 [2018-11-28 12:56:06,983 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:56:06,983 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c [2018-11-28 12:56:06,993 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/data/44d572750/5ad3ac0ea9da437c8eb5aea906fdd1ea/FLAG0314316e3 [2018-11-28 12:56:07,004 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/data/44d572750/5ad3ac0ea9da437c8eb5aea906fdd1ea [2018-11-28 12:56:07,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:56:07,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:56:07,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:56:07,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:56:07,010 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:56:07,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d835ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07, skipping insertion in model container [2018-11-28 12:56:07,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:56:07,044 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:56:07,225 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:56:07,277 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:56:07,327 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:56:07,347 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:56:07,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07 WrapperNode [2018-11-28 12:56:07,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:56:07,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:56:07,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:56:07,348 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:56:07,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:56:07,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:56:07,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:56:07,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:56:07,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... [2018-11-28 12:56:07,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:56:07,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:56:07,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:56:07,396 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:56:07,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:56:07,439 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:56:07,439 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:56:07,439 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:56:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:56:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:56:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:56:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:56:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:56:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:56:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:56:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:56:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:56:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:56:07,441 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:56:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:56:07,441 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:56:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:56:07,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:56:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:56:07,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:56:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:56:07,441 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:56:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:56:07,442 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:56:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:56:07,442 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:56:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:56:07,442 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:56:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:56:07,442 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:56:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:56:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:56:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:56:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:56:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:56:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:56:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:56:07,443 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:56:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:56:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:56:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:56:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:56:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:56:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:56:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:56:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:56:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:56:07,444 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:56:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:56:07,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:56:07,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:56:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:56:07,445 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:56:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:56:07,445 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:56:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:56:07,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:56:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:56:07,798 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:56:07,798 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:56:07,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:07 BoogieIcfgContainer [2018-11-28 12:56:07,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:56:07,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:56:07,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:56:07,801 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:56:07,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:56:07" (1/3) ... [2018-11-28 12:56:07,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f83530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:56:07, skipping insertion in model container [2018-11-28 12:56:07,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:56:07" (2/3) ... [2018-11-28 12:56:07,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f83530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:56:07, skipping insertion in model container [2018-11-28 12:56:07,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:07" (3/3) ... [2018-11-28 12:56:07,804 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product39_true-unreach-call_false-termination.cil.c [2018-11-28 12:56:07,810 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:56:07,815 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:56:07,824 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:56:07,843 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:56:07,843 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:56:07,844 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:56:07,844 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:56:07,844 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:56:07,844 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:56:07,844 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:56:07,844 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:56:07,844 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:56:07,860 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-28 12:56:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 12:56:07,868 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:07,868 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:07,870 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:07,874 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:07,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1719374991, now seen corresponding path program 1 times [2018-11-28 12:56:07,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:07,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:07,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:07,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:07,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:08,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:08,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:08,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:56:08,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:56:08,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:56:08,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:56:08,072 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2018-11-28 12:56:08,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:08,097 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2018-11-28 12:56:08,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:56:08,098 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 12:56:08,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:08,105 INFO L225 Difference]: With dead ends: 264 [2018-11-28 12:56:08,105 INFO L226 Difference]: Without dead ends: 134 [2018-11-28 12:56:08,107 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:56:08,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-28 12:56:08,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-28 12:56:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-28 12:56:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2018-11-28 12:56:08,138 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2018-11-28 12:56:08,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:08,138 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2018-11-28 12:56:08,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:56:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2018-11-28 12:56:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:56:08,140 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:08,140 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:08,140 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:08,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:08,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1764692514, now seen corresponding path program 1 times [2018-11-28 12:56:08,140 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:08,140 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:08,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:08,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:08,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:08,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:08,209 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:08,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:56:08,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:56:08,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:56:08,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:08,211 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2018-11-28 12:56:08,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:08,229 INFO L93 Difference]: Finished difference Result 207 states and 245 transitions. [2018-11-28 12:56:08,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:56:08,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 12:56:08,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:08,231 INFO L225 Difference]: With dead ends: 207 [2018-11-28 12:56:08,231 INFO L226 Difference]: Without dead ends: 125 [2018-11-28 12:56:08,232 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:08,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-28 12:56:08,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-28 12:56:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-28 12:56:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2018-11-28 12:56:08,242 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2018-11-28 12:56:08,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:08,242 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2018-11-28 12:56:08,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:56:08,242 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2018-11-28 12:56:08,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 12:56:08,244 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:08,244 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:08,244 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:08,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:08,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1188417831, now seen corresponding path program 1 times [2018-11-28 12:56:08,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:08,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:08,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:08,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:08,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:08,353 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:08,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:56:08,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:56:08,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:56:08,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:56:08,355 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 7 states. [2018-11-28 12:56:08,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:08,797 INFO L93 Difference]: Finished difference Result 370 states and 453 transitions. [2018-11-28 12:56:08,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:56:08,797 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-11-28 12:56:08,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:08,800 INFO L225 Difference]: With dead ends: 370 [2018-11-28 12:56:08,801 INFO L226 Difference]: Without dead ends: 273 [2018-11-28 12:56:08,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:56:08,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-11-28 12:56:08,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 265. [2018-11-28 12:56:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-28 12:56:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-11-28 12:56:08,830 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 56 [2018-11-28 12:56:08,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:08,831 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-11-28 12:56:08,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:56:08,831 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-11-28 12:56:08,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 12:56:08,833 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:08,833 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:08,833 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:08,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:08,834 INFO L82 PathProgramCache]: Analyzing trace with hash -455106248, now seen corresponding path program 1 times [2018-11-28 12:56:08,834 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:08,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:08,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:08,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:08,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:08,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:08,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:56:08,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:56:08,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:56:08,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:56:08,913 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 6 states. [2018-11-28 12:56:09,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:09,070 INFO L93 Difference]: Finished difference Result 721 states and 906 transitions. [2018-11-28 12:56:09,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:56:09,071 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-28 12:56:09,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:09,075 INFO L225 Difference]: With dead ends: 721 [2018-11-28 12:56:09,075 INFO L226 Difference]: Without dead ends: 484 [2018-11-28 12:56:09,076 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:56:09,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2018-11-28 12:56:09,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 478. [2018-11-28 12:56:09,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2018-11-28 12:56:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 588 transitions. [2018-11-28 12:56:09,111 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 588 transitions. Word has length 62 [2018-11-28 12:56:09,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:09,112 INFO L480 AbstractCegarLoop]: Abstraction has 478 states and 588 transitions. [2018-11-28 12:56:09,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:56:09,112 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 588 transitions. [2018-11-28 12:56:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 12:56:09,114 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:09,114 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:09,115 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:09,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:09,115 INFO L82 PathProgramCache]: Analyzing trace with hash 867395924, now seen corresponding path program 1 times [2018-11-28 12:56:09,116 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:09,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:09,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:09,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:09,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:09,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:09,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:09,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:56:09,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:56:09,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:56:09,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:56:09,200 INFO L87 Difference]: Start difference. First operand 478 states and 588 transitions. Second operand 7 states. [2018-11-28 12:56:09,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:09,707 INFO L93 Difference]: Finished difference Result 1245 states and 1650 transitions. [2018-11-28 12:56:09,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:56:09,708 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-28 12:56:09,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:09,711 INFO L225 Difference]: With dead ends: 1245 [2018-11-28 12:56:09,711 INFO L226 Difference]: Without dead ends: 795 [2018-11-28 12:56:09,713 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:56:09,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2018-11-28 12:56:09,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 699. [2018-11-28 12:56:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2018-11-28 12:56:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 855 transitions. [2018-11-28 12:56:09,762 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 855 transitions. Word has length 66 [2018-11-28 12:56:09,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:09,762 INFO L480 AbstractCegarLoop]: Abstraction has 699 states and 855 transitions. [2018-11-28 12:56:09,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:56:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 855 transitions. [2018-11-28 12:56:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:56:09,764 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:09,764 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:09,764 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:09,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:09,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1748551597, now seen corresponding path program 1 times [2018-11-28 12:56:09,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:09,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:09,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:09,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:09,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:09,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:09,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:56:09,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:56:09,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:56:09,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:56:09,829 INFO L87 Difference]: Start difference. First operand 699 states and 855 transitions. Second operand 6 states. [2018-11-28 12:56:09,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:09,880 INFO L93 Difference]: Finished difference Result 1390 states and 1732 transitions. [2018-11-28 12:56:09,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:56:09,881 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-28 12:56:09,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:09,884 INFO L225 Difference]: With dead ends: 1390 [2018-11-28 12:56:09,885 INFO L226 Difference]: Without dead ends: 719 [2018-11-28 12:56:09,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:56:09,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2018-11-28 12:56:09,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 719. [2018-11-28 12:56:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-28 12:56:09,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 875 transitions. [2018-11-28 12:56:09,924 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 875 transitions. Word has length 88 [2018-11-28 12:56:09,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:09,925 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 875 transitions. [2018-11-28 12:56:09,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:56:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 875 transitions. [2018-11-28 12:56:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:56:09,926 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:09,926 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:09,927 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:09,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:09,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1844815825, now seen corresponding path program 1 times [2018-11-28 12:56:09,927 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:09,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:09,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:09,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:09,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:10,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:10,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:56:10,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:56:10,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:56:10,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:56:10,004 INFO L87 Difference]: Start difference. First operand 719 states and 875 transitions. Second operand 8 states. [2018-11-28 12:56:10,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:10,036 INFO L93 Difference]: Finished difference Result 1438 states and 1810 transitions. [2018-11-28 12:56:10,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:56:10,037 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-11-28 12:56:10,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:10,039 INFO L225 Difference]: With dead ends: 1438 [2018-11-28 12:56:10,039 INFO L226 Difference]: Without dead ends: 747 [2018-11-28 12:56:10,040 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:56:10,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2018-11-28 12:56:10,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 735. [2018-11-28 12:56:10,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2018-11-28 12:56:10,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 891 transitions. [2018-11-28 12:56:10,063 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 891 transitions. Word has length 88 [2018-11-28 12:56:10,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:10,063 INFO L480 AbstractCegarLoop]: Abstraction has 735 states and 891 transitions. [2018-11-28 12:56:10,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:56:10,063 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 891 transitions. [2018-11-28 12:56:10,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:56:10,065 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:10,065 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:10,065 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:10,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:10,065 INFO L82 PathProgramCache]: Analyzing trace with hash -119334928, now seen corresponding path program 1 times [2018-11-28 12:56:10,066 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:10,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:10,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:10,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:10,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:10,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:10,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:10,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:56:10,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:56:10,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:56:10,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:56:10,127 INFO L87 Difference]: Start difference. First operand 735 states and 891 transitions. Second operand 4 states. [2018-11-28 12:56:10,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:10,314 INFO L93 Difference]: Finished difference Result 2385 states and 3038 transitions. [2018-11-28 12:56:10,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:56:10,315 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-11-28 12:56:10,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:10,321 INFO L225 Difference]: With dead ends: 2385 [2018-11-28 12:56:10,321 INFO L226 Difference]: Without dead ends: 1678 [2018-11-28 12:56:10,323 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:56:10,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1678 states. [2018-11-28 12:56:10,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1678 to 1647. [2018-11-28 12:56:10,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1647 states. [2018-11-28 12:56:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1647 states and 2047 transitions. [2018-11-28 12:56:10,412 INFO L78 Accepts]: Start accepts. Automaton has 1647 states and 2047 transitions. Word has length 88 [2018-11-28 12:56:10,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:10,412 INFO L480 AbstractCegarLoop]: Abstraction has 1647 states and 2047 transitions. [2018-11-28 12:56:10,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:56:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2047 transitions. [2018-11-28 12:56:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 12:56:10,415 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:10,415 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:10,415 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:10,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:10,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1362208938, now seen corresponding path program 1 times [2018-11-28 12:56:10,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:10,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:10,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:10,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:10,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:10,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:10,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:10,456 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:56:10,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:56:10,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:56:10,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:10,456 INFO L87 Difference]: Start difference. First operand 1647 states and 2047 transitions. Second operand 3 states. [2018-11-28 12:56:10,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:10,545 INFO L93 Difference]: Finished difference Result 2606 states and 3345 transitions. [2018-11-28 12:56:10,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:56:10,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-11-28 12:56:10,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:10,555 INFO L225 Difference]: With dead ends: 2606 [2018-11-28 12:56:10,556 INFO L226 Difference]: Without dead ends: 2603 [2018-11-28 12:56:10,557 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:10,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2603 states. [2018-11-28 12:56:10,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2603 to 2443. [2018-11-28 12:56:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2443 states. [2018-11-28 12:56:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2443 states and 3149 transitions. [2018-11-28 12:56:10,694 INFO L78 Accepts]: Start accepts. Automaton has 2443 states and 3149 transitions. Word has length 92 [2018-11-28 12:56:10,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:10,695 INFO L480 AbstractCegarLoop]: Abstraction has 2443 states and 3149 transitions. [2018-11-28 12:56:10,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:56:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 3149 transitions. [2018-11-28 12:56:10,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-28 12:56:10,703 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:10,703 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:10,703 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:10,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:10,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1085373225, now seen corresponding path program 1 times [2018-11-28 12:56:10,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:10,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:10,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:10,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:10,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:10,832 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-28 12:56:10,833 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:56:10,833 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:56:10,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:10,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:56:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 12:56:11,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:56:11,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 12:56:11,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 12:56:11,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 12:56:11,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:56:11,173 INFO L87 Difference]: Start difference. First operand 2443 states and 3149 transitions. Second operand 19 states. [2018-11-28 12:56:12,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:12,056 INFO L93 Difference]: Finished difference Result 4666 states and 6100 transitions. [2018-11-28 12:56:12,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 12:56:12,058 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 150 [2018-11-28 12:56:12,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:12,067 INFO L225 Difference]: With dead ends: 4666 [2018-11-28 12:56:12,067 INFO L226 Difference]: Without dead ends: 2251 [2018-11-28 12:56:12,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 147 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 12:56:12,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2251 states. [2018-11-28 12:56:12,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2251 to 1929. [2018-11-28 12:56:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1929 states. [2018-11-28 12:56:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1929 states and 2382 transitions. [2018-11-28 12:56:12,188 INFO L78 Accepts]: Start accepts. Automaton has 1929 states and 2382 transitions. Word has length 150 [2018-11-28 12:56:12,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:12,189 INFO L480 AbstractCegarLoop]: Abstraction has 1929 states and 2382 transitions. [2018-11-28 12:56:12,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 12:56:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2382 transitions. [2018-11-28 12:56:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-28 12:56:12,195 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:12,195 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 12:56:12,195 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:12,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:12,195 INFO L82 PathProgramCache]: Analyzing trace with hash 521103707, now seen corresponding path program 1 times [2018-11-28 12:56:12,195 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:12,195 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:12,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:12,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:12,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 25 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-28 12:56:12,259 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:56:12,259 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:56:12,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:12,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:56:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:56:12,454 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:56:12,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-28 12:56:12,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:56:12,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:56:12,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:56:12,455 INFO L87 Difference]: Start difference. First operand 1929 states and 2382 transitions. Second operand 6 states. [2018-11-28 12:56:13,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:13,091 INFO L93 Difference]: Finished difference Result 4225 states and 5514 transitions. [2018-11-28 12:56:13,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:56:13,092 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2018-11-28 12:56:13,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:13,104 INFO L225 Difference]: With dead ends: 4225 [2018-11-28 12:56:13,104 INFO L226 Difference]: Without dead ends: 2640 [2018-11-28 12:56:13,109 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:56:13,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2018-11-28 12:56:13,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2326. [2018-11-28 12:56:13,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2326 states. [2018-11-28 12:56:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 2326 states and 2866 transitions. [2018-11-28 12:56:13,251 INFO L78 Accepts]: Start accepts. Automaton has 2326 states and 2866 transitions. Word has length 154 [2018-11-28 12:56:13,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:13,251 INFO L480 AbstractCegarLoop]: Abstraction has 2326 states and 2866 transitions. [2018-11-28 12:56:13,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:56:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2866 transitions. [2018-11-28 12:56:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-28 12:56:13,257 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:13,257 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:56:13,257 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:13,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:13,258 INFO L82 PathProgramCache]: Analyzing trace with hash 554261083, now seen corresponding path program 1 times [2018-11-28 12:56:13,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:13,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:13,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:13,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:13,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:13,365 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-28 12:56:13,366 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:56:13,366 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:56:13,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:13,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:56:13,601 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-28 12:56:13,626 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:56:13,626 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 14 [2018-11-28 12:56:13,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 12:56:13,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 12:56:13,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2018-11-28 12:56:13,627 INFO L87 Difference]: Start difference. First operand 2326 states and 2866 transitions. Second operand 14 states. [2018-11-28 12:56:15,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:15,517 INFO L93 Difference]: Finished difference Result 6013 states and 8939 transitions. [2018-11-28 12:56:15,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-11-28 12:56:15,518 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2018-11-28 12:56:15,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:15,533 INFO L225 Difference]: With dead ends: 6013 [2018-11-28 12:56:15,534 INFO L226 Difference]: Without dead ends: 4043 [2018-11-28 12:56:15,540 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 180 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 609 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=461, Invalid=1891, Unknown=0, NotChecked=0, Total=2352 [2018-11-28 12:56:15,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4043 states. [2018-11-28 12:56:15,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4043 to 1997. [2018-11-28 12:56:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1997 states. [2018-11-28 12:56:15,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1997 states and 2293 transitions. [2018-11-28 12:56:15,721 INFO L78 Accepts]: Start accepts. Automaton has 1997 states and 2293 transitions. Word has length 154 [2018-11-28 12:56:15,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:15,721 INFO L480 AbstractCegarLoop]: Abstraction has 1997 states and 2293 transitions. [2018-11-28 12:56:15,722 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 12:56:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2293 transitions. [2018-11-28 12:56:15,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-28 12:56:15,726 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:56:15,726 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 12:56:15,727 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:56:15,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:56:15,727 INFO L82 PathProgramCache]: Analyzing trace with hash -2118493355, now seen corresponding path program 1 times [2018-11-28 12:56:15,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:56:15,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:56:15,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:15,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:56:15,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:56:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:56:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-28 12:56:15,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:56:15,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:56:15,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:56:15,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:56:15,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:15,776 INFO L87 Difference]: Start difference. First operand 1997 states and 2293 transitions. Second operand 3 states. [2018-11-28 12:56:15,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:56:15,867 INFO L93 Difference]: Finished difference Result 2406 states and 2780 transitions. [2018-11-28 12:56:15,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:56:15,867 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2018-11-28 12:56:15,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:56:15,868 INFO L225 Difference]: With dead ends: 2406 [2018-11-28 12:56:15,868 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:56:15,872 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:56:15,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:56:15,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:56:15,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:56:15,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:56:15,873 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2018-11-28 12:56:15,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:56:15,873 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:56:15,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:56:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:56:15,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:56:15,877 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:56:15,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:15,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:15,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:15,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:15,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,377 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 119 [2018-11-28 12:56:16,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:16,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,182 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 73 [2018-11-28 12:56:17,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:56:17,615 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2018-11-28 12:56:17,941 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 36 [2018-11-28 12:56:18,359 WARN L180 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 46 [2018-11-28 12:56:18,803 WARN L180 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 56 [2018-11-28 12:56:18,982 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 44 [2018-11-28 12:56:19,172 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 39 [2018-11-28 12:56:19,531 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2018-11-28 12:56:19,701 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2018-11-28 12:56:19,867 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 41 [2018-11-28 12:56:20,193 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 67 [2018-11-28 12:56:20,497 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 36 [2018-11-28 12:56:20,846 WARN L180 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 50 [2018-11-28 12:56:21,142 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 38 [2018-11-28 12:56:21,378 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2018-11-28 12:56:21,608 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 46 [2018-11-28 12:56:21,837 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 35 [2018-11-28 12:56:21,995 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 40 [2018-11-28 12:56:22,401 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 55 [2018-11-28 12:56:22,556 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 38 [2018-11-28 12:56:22,683 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2018-11-28 12:56:23,195 WARN L180 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 76 [2018-11-28 12:56:23,197 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 576 582) the Hoare annotation is: true [2018-11-28 12:56:23,197 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 576 582) no Hoare annotation was computed. [2018-11-28 12:56:23,197 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 583 591) no Hoare annotation was computed. [2018-11-28 12:56:23,198 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 583 591) the Hoare annotation is: true [2018-11-28 12:56:23,198 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 583 591) no Hoare annotation was computed. [2018-11-28 12:56:23,198 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,198 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2018-11-28 12:56:23,198 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2018-11-28 12:56:23,198 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,198 INFO L444 ceAbstractionStarter]: At program point L233-1(line 233) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,198 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 238) no Hoare annotation was computed. [2018-11-28 12:56:23,198 INFO L448 ceAbstractionStarter]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2018-11-28 12:56:23,198 INFO L448 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-11-28 12:56:23,199 INFO L444 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,199 INFO L444 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,199 INFO L444 ceAbstractionStarter]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,199 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 542 556) no Hoare annotation was computed. [2018-11-28 12:56:23,199 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 542 556) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 0))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse13 (not (= ~methaneLevelCritical~0 1))) (.cse15 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (< 2 ~waterLevel~0)) (.cse12 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse14 (not .cse8)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse11 (< 1 ~waterLevel~0)) (.cse5 (and .cse14 .cse9)) (.cse6 (not .cse3)) (.cse10 (or .cse13 .cse15 .cse0 .cse12)) (.cse7 (or .cse15 .cse0 .cse12 .cse4)) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1 .cse2 (or .cse3 .cse4)) .cse5) (or .cse6 .cse7 .cse8) (or .cse9 .cse10) (or (or .cse11 (or .cse3 .cse12 .cse4) .cse2) .cse5) (or .cse13 .cse11 .cse2 (not (= |old(~systemActive~0)| 1)) .cse12 (= ~systemActive~0 1)) (or (or .cse13 .cse3 .cse0 .cse2 .cse12) .cse5) (or .cse6 .cse8 .cse10) (or .cse9 .cse7) (or (and .cse14 (= ~pumpRunning~0 1)) (or .cse13 .cse3 .cse1) .cse0 .cse2))))) [2018-11-28 12:56:23,199 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 542 556) no Hoare annotation was computed. [2018-11-28 12:56:23,199 INFO L444 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse10 (not (= ~systemActive~0 0)))) (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse9 (< 1 ~waterLevel~0)) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (and .cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse1 (< ~waterLevel~0 2)) (.cse0 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1 .cse2 (or .cse3 .cse4)) .cse5) (or .cse6 .cse0 .cse7 .cse4) (or .cse8 .cse6 .cse0 .cse7) (or (or .cse9 (or .cse3 .cse7 .cse4) .cse2) .cse5) (or .cse8 .cse9 .cse2 (not (= |old(~systemActive~0)| 1)) .cse7 (= ~systemActive~0 1)) (or (or .cse8 .cse3 .cse0 .cse2 .cse7) .cse5) (or (and .cse10 (= ~pumpRunning~0 1)) (or .cse8 .cse3 .cse1) .cse0 .cse2)))) [2018-11-28 12:56:23,199 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 552) no Hoare annotation was computed. [2018-11-28 12:56:23,199 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 478 486) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 478 486) the Hoare annotation is: true [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 478 486) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 569 575) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 569 575) the Hoare annotation is: true [2018-11-28 12:56:23,200 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 207 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 207 217) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 207 217) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L444 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,200 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 467 477) the Hoare annotation is: true [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 467 477) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L451 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: true [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point L472-1(line 472) no Hoare annotation was computed. [2018-11-28 12:56:23,200 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 467 477) no Hoare annotation was computed. [2018-11-28 12:56:23,201 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 459 466) the Hoare annotation is: (let ((.cse3 (< ~waterLevel~0 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 0)) (.cse4 (< 2 ~waterLevel~0)) (.cse9 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 1 ~waterLevel~0)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 .cse5) (or (or .cse4 .cse3 .cse5 (or .cse2 .cse6)) .cse7) (or (or .cse8 (or .cse2 .cse9 .cse6) .cse5) .cse0) (or (or .cse1 .cse2 .cse4 .cse5 .cse9) .cse7) (or .cse1 .cse8 .cse7 .cse5 (not (= ~systemActive~0 1))))) [2018-11-28 12:56:23,201 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 459 466) no Hoare annotation was computed. [2018-11-28 12:56:23,201 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 459 466) no Hoare annotation was computed. [2018-11-28 12:56:23,201 INFO L444 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2) .cse3) (or .cse4 (or .cse5 .cse6 .cse7 .cse1 (not (= ~methAndRunningLastTime~0 0)))) (or (or (or .cse6 .cse1 .cse2) .cse7) .cse4) (or .cse5 .cse0 .cse3 .cse1))) [2018-11-28 12:56:23,201 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 426 450) no Hoare annotation was computed. [2018-11-28 12:56:23,201 INFO L444 ceAbstractionStarter]: At program point L440(line 440) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 (or .cse3 .cse5) .cse6 (and (= processEnvironment_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (or .cse1 .cse3 .cse5) .cse2) (or .cse0 .cse4 .cse6 .cse3))) [2018-11-28 12:56:23,201 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 426 450) no Hoare annotation was computed. [2018-11-28 12:56:23,201 INFO L444 ceAbstractionStarter]: At program point L436(line 436) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 (or .cse3 .cse5) .cse6) (or (or .cse1 .cse3 .cse5) .cse2) (or .cse0 .cse4 (and (= processEnvironment_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse6 .cse3))) [2018-11-28 12:56:23,201 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 426 450) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 (not (= ~methAndRunningLastTime~0 0)))) (or .cse5 (or .cse4 .cse6) .cse7 .cse0) (or (or (or .cse2 .cse4 .cse6) .cse3) .cse0) (or .cse1 .cse5 .cse0 .cse7 .cse4))) [2018-11-28 12:56:23,201 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 442) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L444 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse3 .cse4) .cse2) (or .cse5 (or .cse3 .cse4) .cse6 .cse7) (or .cse0 .cse5 .cse7 .cse6 .cse3))) [2018-11-28 12:56:23,202 INFO L448 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 447) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-28 12:56:23,202 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 392 398) no Hoare annotation was computed. [2018-11-28 12:56:23,202 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 392 398) the Hoare annotation is: true [2018-11-28 12:56:23,202 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 296 361) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,202 INFO L444 ceAbstractionStarter]: At program point L351(lines 306 353) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse3 .cse6 .cse7 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse7 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse3 .cse8 .cse7 .cse5 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse8 .cse6 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:56:23,203 INFO L444 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse6 (= ~systemActive~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse2 .cse7 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse2 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse8 .cse3 .cse4 .cse5) (and (<= 2 ~waterLevel~0) .cse2 .cse8 .cse7 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 (and (and (and .cse0 .cse1 .cse4) .cse5) .cse2)))) [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 296 361) no Hoare annotation was computed. [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-11-28 12:56:23,203 INFO L444 ceAbstractionStarter]: At program point L354(lines 305 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:56:23,203 INFO L444 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse7 (= 0 ~pumpRunning~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse7 .cse5 .cse8 .cse9) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and .cse1 (and .cse6 .cse3 .cse8 .cse5) .cse9) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse7 .cse4 .cse5 .cse8 .cse9) (and .cse2 .cse1 .cse9 (and .cse6 .cse3 .cse5)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse0 .cse1 .cse4 .cse8 .cse5))) [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 348) no Hoare annotation was computed. [2018-11-28 12:56:23,203 INFO L444 ceAbstractionStarter]: At program point L342-1(lines 336 349) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~systemActive~0 1)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= ~systemActive~0 0)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse0 .cse1 .cse3 .cse5) (and .cse1 .cse2 .cse3 .cse4 .cse8 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 .cse7 (<= ~waterLevel~0 1) .cse3 .cse5 .cse8) (and .cse9 .cse1 .cse2 .cse4 .cse5) (and .cse9 .cse7 .cse4 .cse5 .cse8 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse7 .cse1 .cse3 .cse4 .cse5 .cse8) (and .cse6 .cse9 .cse7 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point L307(lines 306 353) no Hoare annotation was computed. [2018-11-28 12:56:23,203 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2018-11-28 12:56:23,204 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (= ~systemActive~0 1)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse2 .cse3 .cse7 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse8 .cse6 .cse7 .cse4) (and .cse2 .cse3 .cse6 .cse7 .cse4 .cse5) (and .cse1 .cse3 .cse8 .cse7 .cse5 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:56:23,204 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2018-11-28 12:56:23,204 INFO L448 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2018-11-28 12:56:23,204 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 296 361) no Hoare annotation was computed. [2018-11-28 12:56:23,204 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 256 284) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~systemActive~0 0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (< 2 ~waterLevel~0) .cse1 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse2 .cse1 .cse3 .cse4) (or .cse7 (or .cse6 .cse0 .cse3 .cse4) .cse1) (or .cse7 .cse1 (or .cse0 .cse3 .cse4 .cse5)))) [2018-11-28 12:56:23,204 INFO L444 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (or .cse3 .cse5)) (.cse2 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (or .cse5 .cse6)) (or .cse1 (or .cse2 .cse3 .cse6)) (or .cse7 .cse2 .cse6) (or .cse0 .cse2 (< ~waterLevel~0 2) .cse4 .cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse7 .cse2)))) [2018-11-28 12:56:23,204 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2018-11-28 12:56:23,204 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 278) no Hoare annotation was computed. [2018-11-28 12:56:23,204 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse1 (< 2 ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= ~systemActive~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2) .cse3 .cse4 .cse5) (or .cse1 .cse3 (or .cse4 .cse6)) (or .cse0 .cse7 .cse4 .cse2 .cse8 .cse5) (or .cse9 (or .cse1 .cse7 .cse6)) (or (or .cse7 .cse4) .cse1 .cse6) (or .cse9 (or .cse0 .cse7 .cse8 .cse5) .cse2))) [2018-11-28 12:56:23,204 INFO L448 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 281) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point L264-1(lines 256 284) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~systemActive~0 0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (< 2 ~waterLevel~0) .cse1 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse2 .cse1 .cse3 .cse4) (or .cse7 (or .cse6 .cse0 .cse3 .cse4) .cse1) (or .cse7 .cse1 (or .cse0 .cse3 .cse4 .cse5)))) [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 256 284) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 248 255) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 248 255) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 248 255) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 451 458) no Hoare annotation was computed. [2018-11-28 12:56:23,205 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 451 458) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 451 458) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse4 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3 .cse0))) [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point L530-1(line 530) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 523 541) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 523 541) the Hoare annotation is: true [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 523 541) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L451 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: true [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point L532-2(lines 532 536) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-28 12:56:23,206 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse9 (not (= ~systemActive~0 0))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (or .cse6 .cse7 .cse1 .cse3 .cse4) .cse8) (or .cse9 .cse8 (or .cse6 .cse7 .cse1 .cse4)) (or (or .cse6 .cse1 (< ~waterLevel~0 2) .cse2 .cse3) .cse8) (or .cse7 .cse9 .cse1 .cse0 .cse4 .cse5) (or .cse7 .cse1 .cse3 .cse4 .cse5 .cse0))) [2018-11-28 12:56:23,206 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-28 12:56:23,207 INFO L444 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (let ((.cse13 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse12 (not (= ~waterLevel~0 1))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse9 (< |old(~waterLevel~0)| 2)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (and (or (and .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7)) (or .cse8 (or .cse3 (< 1 |old(~waterLevel~0)|) .cse4 .cse7)) (or .cse3 .cse4 .cse8 .cse5 .cse9) (or (or .cse4 .cse6 (not (= |old(~waterLevel~0)| 1)) .cse7 .cse10) .cse1) (or (and .cse0 .cse2) (or .cse4 .cse5 .cse6 .cse7 .cse10)) (or (or .cse5 (or .cse6 .cse10) .cse11) (and .cse12 .cse0 .cse2 (<= |old(~waterLevel~0)| 1)) (and .cse13 .cse2)) (or (and .cse13 .cse1 .cse2) (or .cse3 .cse5 .cse11 .cse6 .cse7) (and .cse12 .cse0 .cse1 .cse2)) (or .cse8 (or .cse5 (or .cse4 .cse10))) (or .cse3 (and (<= ~waterLevel~0 1) .cse2) .cse5 .cse9 .cse11 .cse6))) [2018-11-28 12:56:23,207 INFO L444 ceAbstractionStarter]: At program point L379(lines 379 385) the Hoare annotation is: (let ((.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse13 (= 0 ~pumpRunning~0)) (.cse21 (= ~systemActive~0 1)) (.cse20 (= ~methaneLevelCritical~0 1)) (.cse15 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse14 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse9 (and .cse15 .cse16)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse18 (<= 2 ~waterLevel~0)) (.cse19 (= ~pumpRunning~0 1)) (.cse1 (not .cse20)) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse8 (< |old(~waterLevel~0)| 2)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse21)) (.cse12 (and .cse17 .cse13 (<= ~waterLevel~0 1) .cse20 .cse21))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse6 (or .cse1 .cse2 .cse4 .cse5) .cse0) (or .cse1 .cse2 .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse0 (or .cse2 .cse4 .cse5 .cse10)) (or .cse6 .cse9 (or .cse1 (< 1 |old(~waterLevel~0)|) .cse2 .cse5)) (or (or .cse1 .cse7 .cse11 .cse3 .cse5) .cse12 (and .cse13 .cse14 .cse15)) (or (or .cse2 .cse3 .cse4 .cse5 .cse10) .cse0) (or (or .cse7 (or .cse3 .cse10) .cse11) (and .cse14 .cse15 .cse16 (<= |old(~waterLevel~0)| 1)) (and .cse17 .cse16)) (or .cse6 .cse9 (or .cse7 (or .cse2 .cse10))) (or (and .cse18 .cse19 .cse15 .cse0) (or .cse1 .cse2 .cse7 .cse3 .cse5) .cse9) (or .cse9 (or .cse2 .cse7 .cse3 .cse5 .cse10) (and .cse18 .cse19 .cse15)) (or .cse1 .cse7 .cse8 .cse11 .cse3 .cse12)))) [2018-11-28 12:56:23,207 INFO L444 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (< |old(~waterLevel~0)| 2)) (.cse8 (and .cse10 .cse11)) (.cse5 (not (= ~systemActive~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse6) (or .cse2 .cse7 .cse8 (or .cse3 .cse9)) (or .cse1 .cse2 .cse3 .cse4 .cse9) (or .cse5 (or .cse0 .cse1 .cse2 .cse4)) (or .cse0 .cse2 .cse6 .cse7 .cse3 .cse8) (or .cse5 (or .cse2 (or .cse1 .cse9))) (or (and .cse10 .cse11 (= 0 ~methAndRunningLastTime~0)) (or .cse0 .cse2 .cse7 .cse3 .cse4))))) [2018-11-28 12:56:23,207 INFO L448 ceAbstractionStarter]: For program point L372(lines 371 390) no Hoare annotation was computed. [2018-11-28 12:56:23,207 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 368 391) the Hoare annotation is: (let ((.cse12 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse9 (and .cse12 .cse6 .cse13)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1))) (.cse2 (not (= ~systemActive~0 0))) (.cse5 (and .cse12 .cse13)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse3 .cse7) (or (or .cse0 .cse1 .cse3 .cse8 .cse7) .cse9) (or .cse3 .cse5 .cse10 (or .cse8 .cse11)) (or .cse9 (or .cse0 .cse3 .cse10 .cse8 .cse7)) (or .cse2 .cse6 (or .cse1 (not (= |old(~waterLevel~0)| 1)) .cse7 .cse11)) (or .cse1 .cse3 .cse8 .cse7 .cse11 .cse9) (or .cse2 (or .cse0 (< 1 |old(~waterLevel~0)|) .cse1 .cse7) .cse5) (or .cse0 .cse3 .cse4 .cse10 .cse8 .cse5) (or .cse2 .cse5 (or .cse3 (or .cse1 .cse11)))))) [2018-11-28 12:56:23,207 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 368 391) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 368 391) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-28 12:56:23,208 INFO L451 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L451 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2018-11-28 12:56:23,208 INFO L451 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L451 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-28 12:56:23,208 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (or .cse1 (< 1 |old(~waterLevel~0)|) .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0)))) (or .cse0 (or (or .cse2 (not (= ~methaneLevelCritical~0 0))) .cse4 .cse3)) (or .cse1 .cse4 .cse2 (< |old(~waterLevel~0)| 2) .cse3 .cse0))) [2018-11-28 12:56:23,209 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-28 12:56:23,209 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-28 12:56:23,209 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-28 12:56:23,209 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-28 12:56:23,209 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:56:23,209 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) (= 0 ~methAndRunningLastTime~0)) [2018-11-28 12:56:23,209 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:56:23,209 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:56:23,209 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 400 424) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (< 1 ~waterLevel~0) (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0)))) (or (or (or .cse3 .cse0 .cse1) .cse4) .cse2))) [2018-11-28 12:56:23,209 INFO L444 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< 2 ~waterLevel~0))) (and (or (< 1 ~waterLevel~0) (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0)))) (or .cse2 (or (or .cse3 .cse0 .cse1) .cse4)))) [2018-11-28 12:56:23,209 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 400 424) no Hoare annotation was computed. [2018-11-28 12:56:23,209 INFO L444 ceAbstractionStarter]: At program point L410(line 410) the Hoare annotation is: (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (or .cse5 .cse2 .cse3)) (.cse6 (< 2 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1) (or .cse0 (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|))) (or (and (<= 2 ~waterLevel~0) .cse4) (not (= ~methaneLevelCritical~0 1)) .cse5 .cse6 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse1 .cse6 .cse4)))) [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 416) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L444 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (< 1 ~waterLevel~0) (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0)))) (or (or (or .cse3 .cse0 .cse1) .cse4) .cse2))) [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point L406-1(line 406) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 421) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L444 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 .cse2 .cse3) .cse1) (or (< 1 ~waterLevel~0) (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point L419-1(lines 400 424) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse0 (or .cse6 .cse8)) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse4 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse4 .cse5 .cse1 .cse6 .cse2 .cse3) (or .cse1 .cse4 .cse7 .cse8 .cse2 .cse3) (or .cse9 .cse1 .cse8 (< |old(~waterLevel~0)| 2) .cse7 .cse4) (or .cse9 .cse1 .cse0 .cse4 .cse2) (or .cse9 .cse5 .cse1 .cse4 .cse2 .cse6)))) [2018-11-28 12:56:23,210 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 286 293) no Hoare annotation was computed. [2018-11-28 12:56:23,210 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 286 293) the Hoare annotation is: true [2018-11-28 12:56:23,211 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 290) no Hoare annotation was computed. [2018-11-28 12:56:23,211 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 286 293) no Hoare annotation was computed. [2018-11-28 12:56:23,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:56:23 BoogieIcfgContainer [2018-11-28 12:56:23,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:56:23,227 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:56:23,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:56:23,228 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:56:23,228 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:56:07" (3/4) ... [2018-11-28 12:56:23,231 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:56:23,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:56:23,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:56:23,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:56:23,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:56:23,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:56:23,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:56:23,238 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:56:23,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:56:23,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:56:23,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:56:23,248 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 12:56:23,248 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:56:23,249 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:56:23,249 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:56:23,249 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:56:23,251 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:56:23,272 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || (((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 2) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || (((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((2 <= waterLevel && waterLevel <= 2) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:56:23,272 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:56:23,305 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c93e4ef0-d3c2-49f5-8e36-535037d65820/bin-2019/uautomizer/witness.graphml [2018-11-28 12:56:23,305 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:56:23,306 INFO L168 Benchmark]: Toolchain (without parser) took 16299.37 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 537.4 MB). Free memory was 950.6 MB in the beginning and 1.4 GB in the end (delta: -399.5 MB). Peak memory consumption was 137.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:23,306 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:56:23,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:23,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:56:23,307 INFO L168 Benchmark]: Boogie Preprocessor took 26.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:23,307 INFO L168 Benchmark]: RCFGBuilder took 402.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:23,307 INFO L168 Benchmark]: TraceAbstraction took 15428.20 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 411.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -287.2 MB). Peak memory consumption was 651.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:56:23,308 INFO L168 Benchmark]: Witness Printer took 77.63 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 224.6 kB). Peak memory consumption was 224.6 kB. Max. memory is 11.5 GB. [2018-11-28 12:56:23,309 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 340.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 402.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15428.20 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 411.6 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -287.2 MB). Peak memory consumption was 651.8 MB. Max. memory is 11.5 GB. * Witness Printer took 77.63 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 224.6 kB). Peak memory consumption was 224.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 290]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: ((((((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || (((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 2) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || (((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((2 <= waterLevel && waterLevel <= 2) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 147 locations, 1 error locations. SAFE Result, 15.3s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 5.1s AutomataDifference, 0.0s DeadEndRemovalTime, 7.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2419 SDtfs, 2390 SDslu, 6781 SDs, 0 SdLazy, 4738 SolverSat, 1254 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 655 GetRequests, 525 SyntacticMatches, 3 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 773 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2443occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 13 MinimizatonAttempts, 2995 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 4746 PreInvPairs, 4908 NumberOfFragments, 4508 HoareAnnotationTreeSize, 4746 FomulaSimplifications, 59026 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 39522 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1719 NumberOfCodeBlocks, 1719 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1703 ConstructedInterpolants, 0 QuantifiedInterpolants, 338748 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2687 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 331/360 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...