./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product42_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product42_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/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 284d5750b565b650dea59fef4c61eb2e70211282 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 00:29:25,445 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:29:25,446 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:29:25,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:29:25,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:29:25,453 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:29:25,453 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:29:25,454 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:29:25,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:29:25,455 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:29:25,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:29:25,456 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:29:25,456 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:29:25,457 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:29:25,458 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:29:25,458 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:29:25,458 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:29:25,459 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:29:25,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:29:25,461 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:29:25,461 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:29:25,462 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:29:25,463 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:29:25,463 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:29:25,463 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:29:25,464 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:29:25,464 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:29:25,465 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:29:25,465 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:29:25,466 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:29:25,466 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:29:25,466 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:29:25,467 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:29:25,467 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:29:25,467 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:29:25,468 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:29:25,468 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 00:29:25,475 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:29:25,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:29:25,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:29:25,475 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 00:29:25,476 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:29:25,476 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:29:25,476 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 00:29:25,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:29:25,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:29:25,477 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:29:25,478 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:29:25,478 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:29:25,478 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:29:25,478 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 00:29:25,478 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:29:25,478 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 00:29:25,478 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 00:29:25,478 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:29:25,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:29:25,479 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:29:25,479 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 00:29:25,479 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:29:25,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:29:25,479 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_952f66aa-bae0-4928-a957-af79f778a6e7/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 -> 284d5750b565b650dea59fef4c61eb2e70211282 [2018-12-02 00:29:25,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:29:25,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:29:25,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:29:25,505 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:29:25,506 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:29:25,506 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product42_true-unreach-call_false-termination.cil.c [2018-12-02 00:29:25,538 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/data/56abe31ae/d9de22a03b9941eeb0b2ade25ee3abda/FLAG0bf6725ed [2018-12-02 00:29:25,990 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:29:25,990 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/sv-benchmarks/c/product-lines/minepump_spec3_product42_true-unreach-call_false-termination.cil.c [2018-12-02 00:29:25,996 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/data/56abe31ae/d9de22a03b9941eeb0b2ade25ee3abda/FLAG0bf6725ed [2018-12-02 00:29:26,004 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/data/56abe31ae/d9de22a03b9941eeb0b2ade25ee3abda [2018-12-02 00:29:26,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:29:26,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:29:26,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:29:26,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:29:26,011 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:29:26,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26, skipping insertion in model container [2018-12-02 00:29:26,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:29:26,044 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:29:26,206 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:29:26,257 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:29:26,313 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:29:26,328 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:29:26,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26 WrapperNode [2018-12-02 00:29:26,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:29:26,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:29:26,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:29:26,329 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:29:26,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:29:26,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:29:26,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:29:26,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:29:26,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... [2018-12-02 00:29:26,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:29:26,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:29:26,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:29:26,371 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:29:26,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/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 [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 00:29:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 00:29:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 00:29:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 00:29:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 00:29:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 00:29:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 00:29:26,404 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 00:29:26,404 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 00:29:26,405 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 00:29:26,405 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 00:29:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-02 00:29:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 00:29:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 00:29:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-02 00:29:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-02 00:29:26,406 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 00:29:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 00:29:26,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:29:26,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:29:26,680 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:29:26,680 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 00:29:26,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:26 BoogieIcfgContainer [2018-12-02 00:29:26,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:29:26,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 00:29:26,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 00:29:26,683 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 00:29:26,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:29:26" (1/3) ... [2018-12-02 00:29:26,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@880defa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:29:26, skipping insertion in model container [2018-12-02 00:29:26,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:26" (2/3) ... [2018-12-02 00:29:26,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@880defa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:29:26, skipping insertion in model container [2018-12-02 00:29:26,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:26" (3/3) ... [2018-12-02 00:29:26,685 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product42_true-unreach-call_false-termination.cil.c [2018-12-02 00:29:26,691 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 00:29:26,696 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 00:29:26,706 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 00:29:26,723 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 00:29:26,724 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 00:29:26,724 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 00:29:26,724 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 00:29:26,724 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 00:29:26,724 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 00:29:26,724 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 00:29:26,724 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 00:29:26,724 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 00:29:26,736 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2018-12-02 00:29:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 00:29:26,741 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:26,742 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] [2018-12-02 00:29:26,743 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:26,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:26,747 INFO L82 PathProgramCache]: Analyzing trace with hash -294225382, now seen corresponding path program 1 times [2018-12-02 00:29:26,748 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:26,748 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:26,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:26,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:26,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:26,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:26,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:26,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 00:29:26,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 00:29:26,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 00:29:26,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 00:29:26,899 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2018-12-02 00:29:26,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:26,921 INFO L93 Difference]: Finished difference Result 254 states and 313 transitions. [2018-12-02 00:29:26,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 00:29:26,921 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-02 00:29:26,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:26,928 INFO L225 Difference]: With dead ends: 254 [2018-12-02 00:29:26,928 INFO L226 Difference]: Without dead ends: 127 [2018-12-02 00:29:26,930 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 00:29:26,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-12-02 00:29:26,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-12-02 00:29:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-12-02 00:29:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 148 transitions. [2018-12-02 00:29:26,959 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 148 transitions. Word has length 52 [2018-12-02 00:29:26,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:26,959 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 148 transitions. [2018-12-02 00:29:26,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 00:29:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 148 transitions. [2018-12-02 00:29:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 00:29:26,961 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:26,961 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] [2018-12-02 00:29:26,962 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:26,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:26,962 INFO L82 PathProgramCache]: Analyzing trace with hash -229410569, now seen corresponding path program 1 times [2018-12-02 00:29:26,962 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:26,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:26,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:26,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:26,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:27,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:27,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 00:29:27,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 00:29:27,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 00:29:27,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 00:29:27,018 INFO L87 Difference]: Start difference. First operand 127 states and 148 transitions. Second operand 3 states. [2018-12-02 00:29:27,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:27,033 INFO L93 Difference]: Finished difference Result 199 states and 231 transitions. [2018-12-02 00:29:27,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 00:29:27,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-02 00:29:27,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:27,035 INFO L225 Difference]: With dead ends: 199 [2018-12-02 00:29:27,035 INFO L226 Difference]: Without dead ends: 118 [2018-12-02 00:29:27,036 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 00:29:27,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-12-02 00:29:27,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-12-02 00:29:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-12-02 00:29:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 136 transitions. [2018-12-02 00:29:27,043 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 136 transitions. Word has length 53 [2018-12-02 00:29:27,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:27,043 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 136 transitions. [2018-12-02 00:29:27,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 00:29:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 136 transitions. [2018-12-02 00:29:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 00:29:27,044 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:27,044 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] [2018-12-02 00:29:27,044 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:27,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:27,045 INFO L82 PathProgramCache]: Analyzing trace with hash -237918661, now seen corresponding path program 1 times [2018-12-02 00:29:27,045 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:27,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:27,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:27,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:27,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:27,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:27,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 00:29:27,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 00:29:27,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 00:29:27,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 00:29:27,118 INFO L87 Difference]: Start difference. First operand 118 states and 136 transitions. Second operand 7 states. [2018-12-02 00:29:27,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:27,274 INFO L93 Difference]: Finished difference Result 212 states and 249 transitions. [2018-12-02 00:29:27,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 00:29:27,275 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-12-02 00:29:27,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:27,276 INFO L225 Difference]: With dead ends: 212 [2018-12-02 00:29:27,276 INFO L226 Difference]: Without dead ends: 118 [2018-12-02 00:29:27,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 00:29:27,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-12-02 00:29:27,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-12-02 00:29:27,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-12-02 00:29:27,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 135 transitions. [2018-12-02 00:29:27,285 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 135 transitions. Word has length 58 [2018-12-02 00:29:27,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:27,286 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 135 transitions. [2018-12-02 00:29:27,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 00:29:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 135 transitions. [2018-12-02 00:29:27,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 00:29:27,287 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:27,287 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] [2018-12-02 00:29:27,287 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:27,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:27,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1761248130, now seen corresponding path program 1 times [2018-12-02 00:29:27,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:27,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:27,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:27,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:27,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:27,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 00:29:27,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 00:29:27,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 00:29:27,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 00:29:27,369 INFO L87 Difference]: Start difference. First operand 118 states and 135 transitions. Second operand 5 states. [2018-12-02 00:29:27,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:27,662 INFO L93 Difference]: Finished difference Result 314 states and 375 transitions. [2018-12-02 00:29:27,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 00:29:27,663 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-12-02 00:29:27,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:27,664 INFO L225 Difference]: With dead ends: 314 [2018-12-02 00:29:27,664 INFO L226 Difference]: Without dead ends: 220 [2018-12-02 00:29:27,665 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-02 00:29:27,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-12-02 00:29:27,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 201. [2018-12-02 00:29:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2018-12-02 00:29:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 230 transitions. [2018-12-02 00:29:27,680 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 230 transitions. Word has length 66 [2018-12-02 00:29:27,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:27,680 INFO L480 AbstractCegarLoop]: Abstraction has 201 states and 230 transitions. [2018-12-02 00:29:27,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 00:29:27,681 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 230 transitions. [2018-12-02 00:29:27,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 00:29:27,682 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:27,682 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] [2018-12-02 00:29:27,682 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:27,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:27,682 INFO L82 PathProgramCache]: Analyzing trace with hash 895970761, now seen corresponding path program 1 times [2018-12-02 00:29:27,682 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:27,682 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:27,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:27,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:27,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:27,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 00:29:27,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 00:29:27,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 00:29:27,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 00:29:27,734 INFO L87 Difference]: Start difference. First operand 201 states and 230 transitions. Second operand 8 states. [2018-12-02 00:29:27,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:27,765 INFO L93 Difference]: Finished difference Result 385 states and 451 transitions. [2018-12-02 00:29:27,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 00:29:27,765 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2018-12-02 00:29:27,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:27,767 INFO L225 Difference]: With dead ends: 385 [2018-12-02 00:29:27,767 INFO L226 Difference]: Without dead ends: 208 [2018-12-02 00:29:27,768 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 00:29:27,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2018-12-02 00:29:27,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 205. [2018-12-02 00:29:27,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-12-02 00:29:27,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 234 transitions. [2018-12-02 00:29:27,780 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 234 transitions. Word has length 80 [2018-12-02 00:29:27,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:27,780 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 234 transitions. [2018-12-02 00:29:27,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 00:29:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 234 transitions. [2018-12-02 00:29:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 00:29:27,781 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:27,781 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] [2018-12-02 00:29:27,781 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:27,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:27,781 INFO L82 PathProgramCache]: Analyzing trace with hash 968357319, now seen corresponding path program 1 times [2018-12-02 00:29:27,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:27,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:27,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:27,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:27,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:27,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 00:29:27,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 00:29:27,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 00:29:27,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 00:29:27,834 INFO L87 Difference]: Start difference. First operand 205 states and 234 transitions. Second operand 6 states. [2018-12-02 00:29:27,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:27,948 INFO L93 Difference]: Finished difference Result 513 states and 613 transitions. [2018-12-02 00:29:27,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 00:29:27,948 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2018-12-02 00:29:27,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:27,950 INFO L225 Difference]: With dead ends: 513 [2018-12-02 00:29:27,951 INFO L226 Difference]: Without dead ends: 332 [2018-12-02 00:29:27,951 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 00:29:27,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2018-12-02 00:29:27,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 328. [2018-12-02 00:29:27,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2018-12-02 00:29:27,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 379 transitions. [2018-12-02 00:29:27,983 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 379 transitions. Word has length 80 [2018-12-02 00:29:27,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:27,983 INFO L480 AbstractCegarLoop]: Abstraction has 328 states and 379 transitions. [2018-12-02 00:29:27,983 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 00:29:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 379 transitions. [2018-12-02 00:29:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 00:29:27,984 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:27,984 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] [2018-12-02 00:29:27,984 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:27,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:27,985 INFO L82 PathProgramCache]: Analyzing trace with hash -825537343, now seen corresponding path program 1 times [2018-12-02 00:29:27,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:27,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:27,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:27,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:28,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:28,067 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:28,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 00:29:28,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 00:29:28,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 00:29:28,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 00:29:28,068 INFO L87 Difference]: Start difference. First operand 328 states and 379 transitions. Second operand 6 states. [2018-12-02 00:29:28,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:28,208 INFO L93 Difference]: Finished difference Result 681 states and 815 transitions. [2018-12-02 00:29:28,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 00:29:28,208 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-12-02 00:29:28,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:28,210 INFO L225 Difference]: With dead ends: 681 [2018-12-02 00:29:28,210 INFO L226 Difference]: Without dead ends: 500 [2018-12-02 00:29:28,211 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 00:29:28,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2018-12-02 00:29:28,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 482. [2018-12-02 00:29:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-12-02 00:29:28,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 568 transitions. [2018-12-02 00:29:28,230 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 568 transitions. Word has length 84 [2018-12-02 00:29:28,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:28,230 INFO L480 AbstractCegarLoop]: Abstraction has 482 states and 568 transitions. [2018-12-02 00:29:28,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 00:29:28,230 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 568 transitions. [2018-12-02 00:29:28,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 00:29:28,231 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:28,232 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] [2018-12-02 00:29:28,232 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:28,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:28,232 INFO L82 PathProgramCache]: Analyzing trace with hash -568158140, now seen corresponding path program 1 times [2018-12-02 00:29:28,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:28,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:28,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:28,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:28,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:28,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:28,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 00:29:28,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 00:29:28,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 00:29:28,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-02 00:29:28,292 INFO L87 Difference]: Start difference. First operand 482 states and 568 transitions. Second operand 9 states. [2018-12-02 00:29:28,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:28,340 INFO L93 Difference]: Finished difference Result 837 states and 999 transitions. [2018-12-02 00:29:28,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 00:29:28,341 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2018-12-02 00:29:28,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:28,343 INFO L225 Difference]: With dead ends: 837 [2018-12-02 00:29:28,343 INFO L226 Difference]: Without dead ends: 502 [2018-12-02 00:29:28,344 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-02 00:29:28,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2018-12-02 00:29:28,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 497. [2018-12-02 00:29:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-12-02 00:29:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 585 transitions. [2018-12-02 00:29:28,367 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 585 transitions. Word has length 84 [2018-12-02 00:29:28,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:28,368 INFO L480 AbstractCegarLoop]: Abstraction has 497 states and 585 transitions. [2018-12-02 00:29:28,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 00:29:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 585 transitions. [2018-12-02 00:29:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 00:29:28,369 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:28,369 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] [2018-12-02 00:29:28,370 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:28,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:28,370 INFO L82 PathProgramCache]: Analyzing trace with hash -495771582, now seen corresponding path program 1 times [2018-12-02 00:29:28,370 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:28,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:28,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:28,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:28,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:28,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:28,408 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 00:29:28,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 00:29:28,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 00:29:28,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 00:29:28,408 INFO L87 Difference]: Start difference. First operand 497 states and 585 transitions. Second operand 5 states. [2018-12-02 00:29:28,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:28,433 INFO L93 Difference]: Finished difference Result 839 states and 1006 transitions. [2018-12-02 00:29:28,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 00:29:28,434 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2018-12-02 00:29:28,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:28,435 INFO L225 Difference]: With dead ends: 839 [2018-12-02 00:29:28,435 INFO L226 Difference]: Without dead ends: 489 [2018-12-02 00:29:28,436 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 00:29:28,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-12-02 00:29:28,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2018-12-02 00:29:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2018-12-02 00:29:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 574 transitions. [2018-12-02 00:29:28,450 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 574 transitions. Word has length 84 [2018-12-02 00:29:28,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:28,451 INFO L480 AbstractCegarLoop]: Abstraction has 489 states and 574 transitions. [2018-12-02 00:29:28,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 00:29:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 574 transitions. [2018-12-02 00:29:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 00:29:28,451 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:28,451 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 00:29:28,452 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:28,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:28,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1017486641, now seen corresponding path program 1 times [2018-12-02 00:29:28,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:28,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:28,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:28,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:28,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 00:29:28,511 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:28,511 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/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 [2018-12-02 00:29:28,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:28,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:29:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:28,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 00:29:28,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-12-02 00:29:28,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-02 00:29:28,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-02 00:29:28,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-12-02 00:29:28,698 INFO L87 Difference]: Start difference. First operand 489 states and 574 transitions. Second operand 14 states. [2018-12-02 00:29:29,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:29,082 INFO L93 Difference]: Finished difference Result 1284 states and 1559 transitions. [2018-12-02 00:29:29,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-02 00:29:29,083 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 96 [2018-12-02 00:29:29,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:29,087 INFO L225 Difference]: With dead ends: 1284 [2018-12-02 00:29:29,087 INFO L226 Difference]: Without dead ends: 819 [2018-12-02 00:29:29,089 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-12-02 00:29:29,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-12-02 00:29:29,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 816. [2018-12-02 00:29:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 816 states. [2018-12-02 00:29:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 945 transitions. [2018-12-02 00:29:29,138 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 945 transitions. Word has length 96 [2018-12-02 00:29:29,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:29,138 INFO L480 AbstractCegarLoop]: Abstraction has 816 states and 945 transitions. [2018-12-02 00:29:29,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-02 00:29:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 945 transitions. [2018-12-02 00:29:29,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 00:29:29,141 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:29,141 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 00:29:29,141 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:29,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:29,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1394556845, now seen corresponding path program 1 times [2018-12-02 00:29:29,142 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:29,142 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:29,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:29,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:29,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:29,240 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 00:29:29,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:29,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-02 00:29:29,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 00:29:29,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 00:29:29,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-02 00:29:29,241 INFO L87 Difference]: Start difference. First operand 816 states and 945 transitions. Second operand 10 states. [2018-12-02 00:29:29,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:29,383 INFO L93 Difference]: Finished difference Result 1580 states and 1852 transitions. [2018-12-02 00:29:29,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 00:29:29,384 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 100 [2018-12-02 00:29:29,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:29,385 INFO L225 Difference]: With dead ends: 1580 [2018-12-02 00:29:29,385 INFO L226 Difference]: Without dead ends: 788 [2018-12-02 00:29:29,387 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-02 00:29:29,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2018-12-02 00:29:29,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 774. [2018-12-02 00:29:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 774 states. [2018-12-02 00:29:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 894 transitions. [2018-12-02 00:29:29,407 INFO L78 Accepts]: Start accepts. Automaton has 774 states and 894 transitions. Word has length 100 [2018-12-02 00:29:29,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:29,407 INFO L480 AbstractCegarLoop]: Abstraction has 774 states and 894 transitions. [2018-12-02 00:29:29,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 00:29:29,407 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 894 transitions. [2018-12-02 00:29:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 00:29:29,408 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:29,408 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 00:29:29,409 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:29,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:29,409 INFO L82 PathProgramCache]: Analyzing trace with hash -977645101, now seen corresponding path program 1 times [2018-12-02 00:29:29,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 00:29:29,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 00:29:29,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:29,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:29,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:29:29,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:29,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-02 00:29:29,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 00:29:29,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 00:29:29,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-02 00:29:29,467 INFO L87 Difference]: Start difference. First operand 774 states and 894 transitions. Second operand 10 states. [2018-12-02 00:29:29,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:29,572 INFO L93 Difference]: Finished difference Result 1525 states and 1766 transitions. [2018-12-02 00:29:29,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 00:29:29,572 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 100 [2018-12-02 00:29:29,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:29,573 INFO L225 Difference]: With dead ends: 1525 [2018-12-02 00:29:29,573 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 00:29:29,575 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-02 00:29:29,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 00:29:29,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 00:29:29,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 00:29:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 00:29:29,575 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-12-02 00:29:29,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:29,576 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 00:29:29,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 00:29:29,576 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 00:29:29,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:29:29,579 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 00:29:30,174 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 36 [2018-12-02 00:29:30,653 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 40 [2018-12-02 00:29:31,160 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2018-12-02 00:29:31,588 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 520 526) the Hoare annotation is: true [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 520 526) no Hoare annotation was computed. [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 527 535) no Hoare annotation was computed. [2018-12-02 00:29:31,588 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 527 535) the Hoare annotation is: true [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 527 535) no Hoare annotation was computed. [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-12-02 00:29:31,588 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,588 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,588 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,588 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-12-02 00:29:31,588 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1))) [2018-12-02 00:29:31,589 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1))) [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 325 333) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 325 333) the Hoare annotation is: true [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 325 333) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 513 519) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 513 519) the Hoare annotation is: true [2018-12-02 00:29:31,589 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 314 324) the Hoare annotation is: true [2018-12-02 00:29:31,589 INFO L451 ceAbstractionStarter]: At program point L319(line 319) the Hoare annotation is: true [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point L319-1(line 319) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 314 324) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 314 324) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 478 491) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 478 491) the Hoare annotation is: true [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point L482(lines 482 488) no Hoare annotation was computed. [2018-12-02 00:29:31,589 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 478 491) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 255 279) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 255 279) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse5 .cse3 .cse4 .cse6) (or .cse2 .cse1 .cse3 .cse6))) [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5) (or .cse0 .cse4 .cse3) (or .cse2 .cse1 .cse3 .cse5))) [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point L274-1(lines 255 279) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse3 .cse4 .cse2) (or .cse0 .cse5 .cse3) (or .cse5 .cse3 .cse4))) [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse2) (or .cse4 .cse2 .cse3 .cse5) (or .cse1 .cse2 .cse5))) [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse2) (or .cse4 .cse2 .cse3 .cse5) (or .cse1 .cse2 .cse5))) [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 276) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 247 253) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 247 253) the Hoare annotation is: true [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 145 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 145 210) no Hoare annotation was computed. [2018-12-02 00:29:31,590 INFO L444 ceAbstractionStarter]: At program point L203(lines 154 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:31,590 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point L193-2(lines 185 198) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point L156(lines 155 202) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 198) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 181) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 175 181) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point L200(lines 155 202) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and (not (= ~waterLevel~0 2)) .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse1 .cse5 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and (not (= ~waterLevel~0 2)) .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse1 .cse5 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 165 171) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 145 210) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 280 287) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= 0 ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 280 287) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 280 287) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 00:29:31,591 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-12-02 00:29:31,591 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L444 ceAbstractionStarter]: At program point L300(line 300) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 289 305) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L300-1(lines 289 305) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 289 305) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= 0 ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 302) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L444 ceAbstractionStarter]: At program point L294(line 294) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= 0 ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L294-1(line 294) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 469 477) the Hoare annotation is: true [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 469 477) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 469 477) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 370 388) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L379(lines 379 383) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L451 ceAbstractionStarter]: At program point L377(line 377) the Hoare annotation is: true [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L379-2(lines 379 383) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 370 388) the Hoare annotation is: true [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 370 388) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 425 436) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse1) (or .cse2 .cse6 .cse1 .cse3) (or .cse5 .cse4 .cse6 .cse1))) [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 425 436) no Hoare annotation was computed. [2018-12-02 00:29:31,592 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 437 445) the Hoare annotation is: true [2018-12-02 00:29:31,592 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 437 445) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 437 445) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 223 246) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 2)) (.cse3 (not (= ~waterLevel~0 2))) (.cse9 (= 0 ~pumpRunning~0)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse10 (= ~pumpRunning~0 1)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= 1 ~waterLevel~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse1 .cse5 .cse4 .cse6) (or .cse1 .cse2 .cse4 .cse6 .cse3) (or .cse7 .cse5 .cse4 .cse8 .cse6) (or .cse0 .cse9 .cse2 .cse4) (or .cse2 .cse7 .cse4 .cse8 .cse6) (or .cse0 .cse1 .cse5 .cse4 .cse3) (or .cse2 .cse4 .cse9 .cse6) (or .cse10 .cse5 .cse4 .cse6) (or .cse0 .cse7 .cse5 .cse4 .cse8) (or .cse10 .cse0 .cse5 .cse4) (or .cse0 .cse7 .cse2 .cse4 .cse8))) [2018-12-02 00:29:31,593 INFO L444 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 2)) (.cse6 (not (= ~waterLevel~0 2))) (.cse8 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse9 (= 1 ~waterLevel~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse6 .cse3) (or .cse4 .cse5 .cse3 .cse7 .cse6) (or .cse0 .cse8 .cse5 .cse3) (or .cse5 .cse9 .cse3 .cse10 .cse7) (or .cse5 .cse3 .cse8 .cse7) (or .cse2 .cse1 .cse3 .cse7) (or .cse0 .cse9 .cse5 .cse3 .cse10))) [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 223 246) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L444 ceAbstractionStarter]: At program point L234(lines 234 240) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse10 (= |old(~waterLevel~0)| 2)) (.cse4 (not (= ~waterLevel~0 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= 1 ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5)) (or .cse6 .cse1 .cse7 .cse2) (or .cse8 .cse0 .cse2 .cse9 .cse3) (or .cse6 .cse10 .cse0 .cse4 .cse2) (or .cse6 .cse5 .cse0 .cse2) (or .cse10 .cse0 .cse4 .cse2 .cse3) (or .cse7 .cse1 .cse2 .cse3) (or .cse6 .cse8 .cse0 .cse2 .cse9))) [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 223 246) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L444 ceAbstractionStarter]: At program point L229(line 229) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5) (or .cse6 .cse2 .cse3 .cse7 .cse5) (or .cse0 .cse4 .cse3) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse7))) [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point L227(lines 226 245) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-12-02 00:29:31,593 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-02 00:29:31,593 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-12-02 00:29:31,593 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-12-02 00:29:31,594 INFO L444 ceAbstractionStarter]: At program point L926(line 926) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse1) (or (= ~waterLevel~0 2) .cse4 .cse1 .cse2))) [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 903 935) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 928) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 903 935) the Hoare annotation is: true [2018-12-02 00:29:31,594 INFO L444 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (= ~waterLevel~0 2)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse4 .cse3 .cse2 .cse5) (or .cse4 .cse1 .cse2 .cse5))) [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L920-1(line 920) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 931) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L918-1(lines 903 935) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L444 ceAbstractionStarter]: At program point L916(line 916) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1))) [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L916-1(line 916) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 932) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L451 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: true [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 401 412) the Hoare annotation is: (let ((.cse0 (= 1 ~waterLevel~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 401 412) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point L405-1(lines 401 412) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-12-02 00:29:31,594 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 00:29:31,595 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)) [2018-12-02 00:29:31,595 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 389 396) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 389 396) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2) (or .cse0 .cse4 .cse1 .cse2) (or .cse5 .cse2 .cse0 .cse3))) [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 389 396) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 413 424) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 413 424) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 413 424) the Hoare annotation is: (let ((.cse8 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= 1 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= |old(~waterLevel~0)| 2)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse2) (or .cse1 .cse8 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse8 .cse2 .cse7) (or .cse7 .cse6 .cse8 .cse2 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3) (or .cse6 .cse0 .cse2 .cse4 .cse7))) [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 493 500) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 497) no Hoare annotation was computed. [2018-12-02 00:29:31,595 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 493 500) the Hoare annotation is: true [2018-12-02 00:29:31,595 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 493 500) no Hoare annotation was computed. [2018-12-02 00:29:31,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:29:31 BoogieIcfgContainer [2018-12-02 00:29:31,603 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 00:29:31,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:29:31,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:29:31,603 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:29:31,603 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:26" (3/4) ... [2018-12-02 00:29:31,606 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 00:29:31,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 00:29:31,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 00:29:31,615 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-02 00:29:31,615 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 00:29:31,616 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 00:29:31,616 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 00:29:31,616 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 00:29:31,616 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 00:29:31,633 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(waterLevel == 2) && 0 == methaneLevelCritical) && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((pumpRunning == 1 && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 00:29:31,633 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 00:29:31,654 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_952f66aa-bae0-4928-a957-af79f778a6e7/bin-2019/uautomizer/witness.graphml [2018-12-02 00:29:31,654 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:29:31,655 INFO L168 Benchmark]: Toolchain (without parser) took 5648.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 321.9 MB). Free memory was 951.7 MB in the beginning and 957.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 315.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:31,655 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. [2018-12-02 00:29:31,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:31,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:29:31,656 INFO L168 Benchmark]: Boogie Preprocessor took 21.11 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:31,656 INFO L168 Benchmark]: RCFGBuilder took 310.02 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: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:31,656 INFO L168 Benchmark]: TraceAbstraction took 4922.00 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 173.0 MB). Free memory was 1.1 GB in the beginning and 967.5 MB in the end (delta: 116.5 MB). Peak memory consumption was 427.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:31,656 INFO L168 Benchmark]: Witness Printer took 51.29 ms. Allocated memory is still 1.4 GB. Free memory was 967.5 MB in the beginning and 957.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:31,657 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 321.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.82 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 21.11 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 310.02 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: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4922.00 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 173.0 MB). Free memory was 1.1 GB in the beginning and 967.5 MB in the end (delta: 116.5 MB). Peak memory consumption was 427.7 MB. Max. memory is 11.5 GB. * Witness Printer took 51.29 ms. Allocated memory is still 1.4 GB. Free memory was 967.5 MB in the beginning and 957.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 497]: 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: 154]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((((((((!(waterLevel == 2) && 0 == methaneLevelCritical) && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((pumpRunning == 1 && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 140 locations, 1 error locations. SAFE Result, 4.8s OverallTime, 12 OverallIterations, 2 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1910 SDtfs, 841 SDslu, 7613 SDs, 0 SdLazy, 1664 SolverSat, 151 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 221 GetRequests, 136 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=816occurred in iteration=10, 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: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 66 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 1639 PreInvPairs, 1748 NumberOfFragments, 2157 HoareAnnotationTreeSize, 1639 FomulaSimplifications, 1403 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 8226 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1033 NumberOfCodeBlocks, 1033 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1020 ConstructedInterpolants, 0 QuantifiedInterpolants, 141060 SizeOfPredicates, 6 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 10/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...