./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/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 a22c1e90e019171affadaeb315d0122780579e6b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:49:49,425 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:49:49,426 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:49:49,432 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:49:49,433 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:49:49,433 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:49:49,434 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:49:49,435 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:49:49,436 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:49:49,437 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:49:49,437 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:49:49,438 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:49:49,438 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:49:49,439 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:49:49,439 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:49:49,440 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:49:49,440 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:49:49,441 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:49:49,442 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:49:49,443 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:49:49,444 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:49:49,444 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:49:49,446 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:49:49,446 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:49:49,446 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:49:49,446 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:49:49,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:49:49,447 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:49:49,448 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:49:49,448 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:49:49,449 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:49:49,449 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:49:49,449 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:49:49,449 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:49:49,450 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:49:49,451 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:49:49,451 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 13:49:49,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:49:49,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:49:49,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:49:49,462 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 13:49:49,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:49:49,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:49:49,462 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:49:49,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:49:49,463 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:49:49,464 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:49:49,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:49:49,465 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:49:49,465 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:49:49,465 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:49:49,465 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:49:49,465 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:49:49,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:49:49,465 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_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/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 -> a22c1e90e019171affadaeb315d0122780579e6b [2018-11-18 13:49:49,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:49:49,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:49:49,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:49:49,501 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:49:49,501 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:49:49,502 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:49,546 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/data/c968abf35/b72f51440bd2450fbc1c7652338878db/FLAG3cc58aa81 [2018-11-18 13:49:49,972 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:49:49,972 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:49,979 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/data/c968abf35/b72f51440bd2450fbc1c7652338878db/FLAG3cc58aa81 [2018-11-18 13:49:49,989 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/data/c968abf35/b72f51440bd2450fbc1c7652338878db [2018-11-18 13:49:49,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:49:49,993 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:49:49,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:49:49,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:49:49,996 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:49:49,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:49:49" (1/1) ... [2018-11-18 13:49:49,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:49, skipping insertion in model container [2018-11-18 13:49:49,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:49:49" (1/1) ... [2018-11-18 13:49:50,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:49:50,041 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:49:50,228 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:49:50,236 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:49:50,327 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:49:50,342 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:49:50,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50 WrapperNode [2018-11-18 13:49:50,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:49:50,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:49:50,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:49:50,343 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:49:50,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... [2018-11-18 13:49:50,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:49:50,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:49:50,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:49:50,391 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:49:50,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:49:50,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 13:49:50,439 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:49:50,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 13:49:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:49:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 13:49:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 13:49:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 13:49:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:49:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:49:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 13:49:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 13:49:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 13:49:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:49:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:49:51,005 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:49:51,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:51 BoogieIcfgContainer [2018-11-18 13:49:51,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:49:51,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:49:51,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:49:51,008 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:49:51,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:49:49" (1/3) ... [2018-11-18 13:49:51,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@663438ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:49:51, skipping insertion in model container [2018-11-18 13:49:51,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:50" (2/3) ... [2018-11-18 13:49:51,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@663438ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:49:51, skipping insertion in model container [2018-11-18 13:49:51,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:51" (3/3) ... [2018-11-18 13:49:51,010 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:51,016 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:49:51,021 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:49:51,030 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:49:51,051 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:49:51,051 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:49:51,052 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:49:51,052 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:49:51,052 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:49:51,052 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:49:51,052 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:49:51,052 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:49:51,052 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:49:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states. [2018-11-18 13:49:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 13:49:51,076 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:51,077 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:51,079 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:51,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:51,083 INFO L82 PathProgramCache]: Analyzing trace with hash -518759780, now seen corresponding path program 1 times [2018-11-18 13:49:51,084 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:51,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:51,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:51,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:51,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:51,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:51,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:49:51,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:49:51,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:49:51,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:49:51,302 INFO L87 Difference]: Start difference. First operand 188 states. Second operand 2 states. [2018-11-18 13:49:51,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:51,327 INFO L93 Difference]: Finished difference Result 286 states and 347 transitions. [2018-11-18 13:49:51,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:49:51,328 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 13:49:51,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:51,335 INFO L225 Difference]: With dead ends: 286 [2018-11-18 13:49:51,335 INFO L226 Difference]: Without dead ends: 145 [2018-11-18 13:49:51,338 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:49:51,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-18 13:49:51,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-18 13:49:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-18 13:49:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 167 transitions. [2018-11-18 13:49:51,370 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 167 transitions. Word has length 59 [2018-11-18 13:49:51,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:51,370 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 167 transitions. [2018-11-18 13:49:51,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:49:51,370 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 167 transitions. [2018-11-18 13:49:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 13:49:51,372 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:51,372 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:51,372 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:51,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:51,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1038647284, now seen corresponding path program 1 times [2018-11-18 13:49:51,373 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:51,373 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:51,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:51,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:51,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:51,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:51,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:49:51,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:49:51,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:49:51,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:49:51,471 INFO L87 Difference]: Start difference. First operand 145 states and 167 transitions. Second operand 3 states. [2018-11-18 13:49:51,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:51,492 INFO L93 Difference]: Finished difference Result 220 states and 253 transitions. [2018-11-18 13:49:51,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:49:51,493 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 13:49:51,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:51,494 INFO L225 Difference]: With dead ends: 220 [2018-11-18 13:49:51,495 INFO L226 Difference]: Without dead ends: 135 [2018-11-18 13:49:51,496 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:49:51,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-18 13:49:51,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-18 13:49:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-18 13:49:51,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 154 transitions. [2018-11-18 13:49:51,507 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 154 transitions. Word has length 61 [2018-11-18 13:49:51,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:51,507 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 154 transitions. [2018-11-18 13:49:51,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:49:51,507 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 154 transitions. [2018-11-18 13:49:51,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 13:49:51,509 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:51,509 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:51,509 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:51,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:51,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1188568776, now seen corresponding path program 1 times [2018-11-18 13:49:51,510 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:51,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:51,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:51,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:51,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:51,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:51,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:49:51,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:49:51,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:49:51,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:49:51,636 INFO L87 Difference]: Start difference. First operand 135 states and 154 transitions. Second operand 7 states. [2018-11-18 13:49:52,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:52,087 INFO L93 Difference]: Finished difference Result 406 states and 483 transitions. [2018-11-18 13:49:52,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:49:52,088 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 13:49:52,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:52,090 INFO L225 Difference]: With dead ends: 406 [2018-11-18 13:49:52,090 INFO L226 Difference]: Without dead ends: 299 [2018-11-18 13:49:52,091 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:49:52,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2018-11-18 13:49:52,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 275. [2018-11-18 13:49:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-11-18 13:49:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 325 transitions. [2018-11-18 13:49:52,119 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 325 transitions. Word has length 66 [2018-11-18 13:49:52,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:52,119 INFO L480 AbstractCegarLoop]: Abstraction has 275 states and 325 transitions. [2018-11-18 13:49:52,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:49:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 325 transitions. [2018-11-18 13:49:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 13:49:52,122 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:52,122 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:52,122 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:52,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:52,122 INFO L82 PathProgramCache]: Analyzing trace with hash -649014689, now seen corresponding path program 1 times [2018-11-18 13:49:52,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:52,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:52,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:52,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:52,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:49:52,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:52,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:49:52,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:49:52,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:49:52,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:49:52,232 INFO L87 Difference]: Start difference. First operand 275 states and 325 transitions. Second operand 7 states. [2018-11-18 13:49:52,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:52,730 INFO L93 Difference]: Finished difference Result 693 states and 870 transitions. [2018-11-18 13:49:52,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 13:49:52,730 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 13:49:52,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:52,733 INFO L225 Difference]: With dead ends: 693 [2018-11-18 13:49:52,733 INFO L226 Difference]: Without dead ends: 446 [2018-11-18 13:49:52,734 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:49:52,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2018-11-18 13:49:52,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 395. [2018-11-18 13:49:52,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2018-11-18 13:49:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 467 transitions. [2018-11-18 13:49:52,761 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 467 transitions. Word has length 71 [2018-11-18 13:49:52,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:52,762 INFO L480 AbstractCegarLoop]: Abstraction has 395 states and 467 transitions. [2018-11-18 13:49:52,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:49:52,762 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 467 transitions. [2018-11-18 13:49:52,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:49:52,764 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:52,764 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:52,765 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:52,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:52,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1061058480, now seen corresponding path program 1 times [2018-11-18 13:49:52,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:52,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:52,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:52,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:52,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:52,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:52,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:49:52,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:49:52,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:49:52,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:49:52,842 INFO L87 Difference]: Start difference. First operand 395 states and 467 transitions. Second operand 6 states. [2018-11-18 13:49:52,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:52,871 INFO L93 Difference]: Finished difference Result 776 states and 942 transitions. [2018-11-18 13:49:52,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:49:52,871 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-18 13:49:52,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:52,873 INFO L225 Difference]: With dead ends: 776 [2018-11-18 13:49:52,873 INFO L226 Difference]: Without dead ends: 409 [2018-11-18 13:49:52,874 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:49:52,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2018-11-18 13:49:52,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 405. [2018-11-18 13:49:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-11-18 13:49:52,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 477 transitions. [2018-11-18 13:49:52,892 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 477 transitions. Word has length 104 [2018-11-18 13:49:52,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:52,892 INFO L480 AbstractCegarLoop]: Abstraction has 405 states and 477 transitions. [2018-11-18 13:49:52,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:49:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 477 transitions. [2018-11-18 13:49:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:49:52,894 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:52,894 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:52,894 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:52,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:52,894 INFO L82 PathProgramCache]: Analyzing trace with hash -988329362, now seen corresponding path program 1 times [2018-11-18 13:49:52,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:52,895 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:52,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:52,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:52,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:52,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:52,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:52,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 13:49:52,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 13:49:52,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 13:49:52,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:49:52,974 INFO L87 Difference]: Start difference. First operand 405 states and 477 transitions. Second operand 8 states. [2018-11-18 13:49:53,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:53,009 INFO L93 Difference]: Finished difference Result 796 states and 962 transitions. [2018-11-18 13:49:53,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:49:53,009 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2018-11-18 13:49:53,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:53,011 INFO L225 Difference]: With dead ends: 796 [2018-11-18 13:49:53,012 INFO L226 Difference]: Without dead ends: 419 [2018-11-18 13:49:53,012 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:49:53,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2018-11-18 13:49:53,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 413. [2018-11-18 13:49:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2018-11-18 13:49:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 485 transitions. [2018-11-18 13:49:53,028 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 485 transitions. Word has length 104 [2018-11-18 13:49:53,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:53,028 INFO L480 AbstractCegarLoop]: Abstraction has 413 states and 485 transitions. [2018-11-18 13:49:53,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 13:49:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 485 transitions. [2018-11-18 13:49:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:49:53,030 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:53,030 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:53,030 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:53,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:53,030 INFO L82 PathProgramCache]: Analyzing trace with hash -18748339, now seen corresponding path program 1 times [2018-11-18 13:49:53,030 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:53,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:53,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:53,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:53,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:53,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:53,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:53,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:49:53,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:49:53,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:49:53,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:49:53,103 INFO L87 Difference]: Start difference. First operand 413 states and 485 transitions. Second operand 4 states. [2018-11-18 13:49:53,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:53,284 INFO L93 Difference]: Finished difference Result 1292 states and 1589 transitions. [2018-11-18 13:49:53,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:49:53,285 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-18 13:49:53,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:53,288 INFO L225 Difference]: With dead ends: 1292 [2018-11-18 13:49:53,288 INFO L226 Difference]: Without dead ends: 907 [2018-11-18 13:49:53,288 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:49:53,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2018-11-18 13:49:53,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 890. [2018-11-18 13:49:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2018-11-18 13:49:53,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1071 transitions. [2018-11-18 13:49:53,339 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1071 transitions. Word has length 104 [2018-11-18 13:49:53,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:53,340 INFO L480 AbstractCegarLoop]: Abstraction has 890 states and 1071 transitions. [2018-11-18 13:49:53,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:49:53,340 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1071 transitions. [2018-11-18 13:49:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:49:53,342 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:53,342 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:53,343 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:53,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:53,343 INFO L82 PathProgramCache]: Analyzing trace with hash -632611757, now seen corresponding path program 1 times [2018-11-18 13:49:53,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:53,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:53,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:53,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:53,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:49:53,449 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:53,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 13:49:53,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:49:53,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:49:53,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:49:53,450 INFO L87 Difference]: Start difference. First operand 890 states and 1071 transitions. Second operand 9 states. [2018-11-18 13:49:54,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:54,103 INFO L93 Difference]: Finished difference Result 2462 states and 3093 transitions. [2018-11-18 13:49:54,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 13:49:54,103 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 108 [2018-11-18 13:49:54,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:54,108 INFO L225 Difference]: With dead ends: 2462 [2018-11-18 13:49:54,108 INFO L226 Difference]: Without dead ends: 1779 [2018-11-18 13:49:54,110 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:49:54,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1779 states. [2018-11-18 13:49:54,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1779 to 1575. [2018-11-18 13:49:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1575 states. [2018-11-18 13:49:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1575 states and 1875 transitions. [2018-11-18 13:49:54,166 INFO L78 Accepts]: Start accepts. Automaton has 1575 states and 1875 transitions. Word has length 108 [2018-11-18 13:49:54,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:54,166 INFO L480 AbstractCegarLoop]: Abstraction has 1575 states and 1875 transitions. [2018-11-18 13:49:54,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:49:54,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1875 transitions. [2018-11-18 13:49:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 13:49:54,169 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:54,169 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:54,169 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:54,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:54,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1276530106, now seen corresponding path program 1 times [2018-11-18 13:49:54,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:54,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:54,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:54,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:54,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:54,279 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:49:54,279 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:54,279 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:54,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:54,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:49:54,568 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:49:54,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 13:49:54,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 13:49:54,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 13:49:54,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 13:49:54,569 INFO L87 Difference]: Start difference. First operand 1575 states and 1875 transitions. Second operand 16 states. [2018-11-18 13:49:55,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:55,590 INFO L93 Difference]: Finished difference Result 3357 states and 4148 transitions. [2018-11-18 13:49:55,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 13:49:55,591 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 153 [2018-11-18 13:49:55,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:55,599 INFO L225 Difference]: With dead ends: 3357 [2018-11-18 13:49:55,599 INFO L226 Difference]: Without dead ends: 1983 [2018-11-18 13:49:55,603 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 13:49:55,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1983 states. [2018-11-18 13:49:55,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1983 to 1562. [2018-11-18 13:49:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1562 states. [2018-11-18 13:49:55,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1562 states and 1813 transitions. [2018-11-18 13:49:55,698 INFO L78 Accepts]: Start accepts. Automaton has 1562 states and 1813 transitions. Word has length 153 [2018-11-18 13:49:55,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:55,699 INFO L480 AbstractCegarLoop]: Abstraction has 1562 states and 1813 transitions. [2018-11-18 13:49:55,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 13:49:55,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1813 transitions. [2018-11-18 13:49:55,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:49:55,705 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:55,705 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:55,705 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:55,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:55,706 INFO L82 PathProgramCache]: Analyzing trace with hash -2039559752, now seen corresponding path program 1 times [2018-11-18 13:49:55,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:55,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:55,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:55,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:55,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 13:49:55,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:55,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:49:55,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:49:55,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:49:55,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:49:55,841 INFO L87 Difference]: Start difference. First operand 1562 states and 1813 transitions. Second operand 3 states. [2018-11-18 13:49:55,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:55,961 INFO L93 Difference]: Finished difference Result 2469 states and 2871 transitions. [2018-11-18 13:49:55,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:49:55,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 278 [2018-11-18 13:49:55,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:55,966 INFO L225 Difference]: With dead ends: 2469 [2018-11-18 13:49:55,966 INFO L226 Difference]: Without dead ends: 970 [2018-11-18 13:49:55,969 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:49:55,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2018-11-18 13:49:56,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 950. [2018-11-18 13:49:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 950 states. [2018-11-18 13:49:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1087 transitions. [2018-11-18 13:49:56,021 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1087 transitions. Word has length 278 [2018-11-18 13:49:56,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:56,021 INFO L480 AbstractCegarLoop]: Abstraction has 950 states and 1087 transitions. [2018-11-18 13:49:56,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:49:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1087 transitions. [2018-11-18 13:49:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-18 13:49:56,026 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:56,026 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:56,026 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:56,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:56,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1379130937, now seen corresponding path program 1 times [2018-11-18 13:49:56,027 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:56,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:56,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:56,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:56,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 130 proven. 14 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2018-11-18 13:49:56,180 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:56,180 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:56,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:56,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 265 proven. 5 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-18 13:49:56,604 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:49:56,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-11-18 13:49:56,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 13:49:56,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 13:49:56,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:49:56,605 INFO L87 Difference]: Start difference. First operand 950 states and 1087 transitions. Second operand 19 states. [2018-11-18 13:49:57,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:57,915 INFO L93 Difference]: Finished difference Result 2407 states and 3057 transitions. [2018-11-18 13:49:57,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 13:49:57,915 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 314 [2018-11-18 13:49:57,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:57,916 INFO L225 Difference]: With dead ends: 2407 [2018-11-18 13:49:57,916 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:49:57,920 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 318 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2018-11-18 13:49:57,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:49:57,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:49:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:49:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:49:57,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 314 [2018-11-18 13:49:57,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:57,921 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:49:57,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 13:49:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:49:57,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:49:57,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:49:57,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:57,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:57,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:58,748 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2018-11-18 13:49:58,972 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2018-11-18 13:49:59,222 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2018-11-18 13:49:59,636 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-11-18 13:50:00,049 WARN L180 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 54 [2018-11-18 13:50:00,511 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-11-18 13:50:01,435 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 52 [2018-11-18 13:50:01,825 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point L224(lines 224 228) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point L218-1(lines 218 239) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point L218-3(lines 218 239) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 193 248) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point L240(lines 217 241) no Hoare annotation was computed. [2018-11-18 13:50:01,831 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 193 248) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 193 248) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L281-1(lines 281 285) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L275-1(lines 275 300) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L275-3(lines 275 300) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 249 308) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 249 308) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L294(line 294) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L294-1(line 294) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 249 308) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L276(line 276) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point L301(lines 274 302) no Hoare annotation was computed. [2018-11-18 13:50:01,832 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 803 809) the Hoare annotation is: true [2018-11-18 13:50:01,832 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 803 809) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 810 818) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 810 818) the Hoare annotation is: true [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 810 818) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 928 935) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 928 935) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 928 935) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 936 945) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse5 (or .cse0 .cse2) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse5 (<= 1 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1))))) [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 936 945) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 936 945) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L421 ceAbstractionStarter]: At program point L961(line 961) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse3 .cse5 (or .cse6 .cse4)) (or .cse5 .cse4 (or .cse6 .cse2)) (or .cse3 (or .cse6 .cse1 .cse4)) (or .cse6 .cse1 .cse4 .cse2))) [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point L959(lines 959 965) no Hoare annotation was computed. [2018-11-18 13:50:01,833 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 968) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L421 ceAbstractionStarter]: At program point L956(line 956) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse7 (= __utac_acc__Specification5_spec__3_~tmp~8 ~waterLevel~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (or .cse5 .cse2)) (or .cse6 .cse7 (or .cse5 .cse1 .cse4)) (or .cse6 .cse0 .cse1 .cse4 .cse7) (or .cse6 .cse3 (or .cse5 .cse4) .cse7) (or .cse5 .cse1 .cse4 .cse2))) [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point L956-1(line 956) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 971) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point L954-1(lines 946 974) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L428 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: true [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point L952-1(line 952) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 946 974) the Hoare annotation is: true [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 946 974) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 894 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 894 916) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 894 916) no Hoare annotation was computed. [2018-11-18 13:50:01,834 INFO L421 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-18 13:50:01,835 INFO L421 ceAbstractionStarter]: At program point L906-1(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 911) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L904-1(lines 904 911) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L421 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,835 INFO L421 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,835 INFO L421 ceAbstractionStarter]: At program point L900-1(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 851 874) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L862(line 862) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-11-18 13:50:01,835 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 851 874) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 851 874) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 688 702) no Hoare annotation was computed. [2018-11-18 13:50:01,836 INFO L421 ceAbstractionStarter]: At program point L694(line 694) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 13:50:01,836 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 688 702) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 13:50:01,836 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 688 702) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L692(lines 692 698) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 624 632) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 624 632) the Hoare annotation is: true [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 624 632) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L640(lines 640 648) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L640-2(lines 640 648) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L663-1(line 663) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 633 668) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L652(lines 652 660) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point L652-2(lines 652 660) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 633 668) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 633 668) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 796 802) no Hoare annotation was computed. [2018-11-18 13:50:01,837 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 796 802) the Hoare annotation is: true [2018-11-18 13:50:01,837 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 147 192) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 147 192) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 147 192) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 487) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point L474(lines 474 494) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 460 505) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 474 494) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 460 505) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 460 505) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 883 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 883 893) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 883 893) no Hoare annotation was computed. [2018-11-18 13:50:01,838 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 613 623) the Hoare annotation is: true [2018-11-18 13:50:01,838 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 613 623) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L428 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: true [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point L618-1(line 618) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 613 623) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 605 612) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 605 612) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 605 612) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L421 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse3 (or .cse1 .cse2 .cse0)) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 554 578) no Hoare annotation was computed. [2018-11-18 13:50:01,839 INFO L421 ceAbstractionStarter]: At program point L568(line 568) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= processEnvironment_~tmp~3 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 13:50:01,839 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 554 578) no Hoare annotation was computed. [2018-11-18 13:50:01,840 INFO L421 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= 2 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 13:50:01,840 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 554 578) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse1 .cse2) .cse3) (or .cse3 .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-18 13:50:01,840 INFO L425 ceAbstractionStarter]: For program point L562(lines 562 570) no Hoare annotation was computed. [2018-11-18 13:50:01,840 INFO L421 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (or .cse3 .cse1 .cse2) .cse4) (or .cse4 .cse2 (or .cse3 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-18 13:50:01,840 INFO L425 ceAbstractionStarter]: For program point L560-1(line 560) no Hoare annotation was computed. [2018-11-18 13:50:01,840 INFO L425 ceAbstractionStarter]: For program point L558(lines 558 575) no Hoare annotation was computed. [2018-11-18 13:50:01,840 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 546 552) no Hoare annotation was computed. [2018-11-18 13:50:01,840 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 546 552) the Hoare annotation is: true [2018-11-18 13:50:01,840 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 713 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,840 INFO L421 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 1)) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~systemActive~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (and .cse9 .cse5)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (and .cse9 .cse4 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse3 .cse4 .cse5 .cse2) (and .cse0 .cse6 .cse2) (and .cse7 .cse1 .cse8 .cse2) (and .cse7 .cse6 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0))))) [2018-11-18 13:50:01,840 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 739) no Hoare annotation was computed. [2018-11-18 13:50:01,840 INFO L425 ceAbstractionStarter]: For program point L733-1(lines 733 739) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 713 780) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 729) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L425 ceAbstractionStarter]: For program point L723-1(lines 723 772) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L421 ceAbstractionStarter]: At program point L773(lines 722 774) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:50:01,841 INFO L421 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 1) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 13:50:01,841 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 767) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L421 ceAbstractionStarter]: At program point L761-1(lines 753 768) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse5 .cse4 .cse1 .cse2) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and (and .cse5 .cse2) (= ~systemActive~0 0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse5 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:50:01,841 INFO L425 ceAbstractionStarter]: For program point L724(lines 723 772) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L421 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (and .cse0 .cse2 .cse4)) (and (<= ~waterLevel~0 2) .cse3 .cse2 .cse4))) [2018-11-18 13:50:01,841 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 768) no Hoare annotation was computed. [2018-11-18 13:50:01,841 INFO L421 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2 .cse5) (and (= ~systemActive~0 0) .cse0 .cse3 .cse2 .cse5) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 .cse5) (and .cse6 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 749) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point L743-1(lines 743 749) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 713 780) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L421 ceAbstractionStarter]: At program point L770(lines 723 772) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse3 .cse6) (and .cse4 .cse7 .cse2 .cse3 .cse6) (and .cse5 .cse4 .cse7 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 414 459) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 414 459) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 441) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 414 459) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 448) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point L428-1(lines 428 448) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 579 586) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 579 586) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 579 586) no Hoare annotation was computed. [2018-11-18 13:50:01,842 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 311 413) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L376-1(line 376) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 339) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L362(lines 362 366) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L360-1(lines 360 380) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 311 413) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L360-3(lines 360 380) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L381(lines 359 382) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 356) no Hoare annotation was computed. [2018-11-18 13:50:01,843 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 311 413) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point L400(lines 400 407) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point L361(lines 360 380) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 398) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 786 795) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 786 795) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 786 795) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L421 ceAbstractionStarter]: At program point L593(line 593) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point L593-1(line 593) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 588 604) no Hoare annotation was computed. [2018-11-18 13:50:01,844 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 588 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 13:50:01,845 INFO L421 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point L599-1(lines 588 604) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point L595(lines 595 601) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 669 687) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 669 687) the Hoare annotation is: true [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 669 687) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L428 ceAbstractionStarter]: At program point L676(line 676) the Hoare annotation is: true [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point L678-2(lines 678 682) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-18 13:50:01,845 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-11-18 13:50:01,845 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-18 13:50:01,846 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,846 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,846 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,846 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-18 13:50:01,846 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-18 13:50:01,846 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-18 13:50:01,846 INFO L421 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse2 .cse5)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 0 ~pumpRunning~0) .cse3 .cse5)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10) (or .cse1 (or .cse0 .cse8 .cse9) .cse11) (or (or .cse0 .cse8 .cse10) .cse11) (or .cse0 .cse8 .cse11 .cse4) (or (= 1 ~waterLevel~0) (or (or .cse8 .cse10) .cse7))))) [2018-11-18 13:50:01,846 INFO L421 ceAbstractionStarter]: At program point L533(lines 533 539) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse4 .cse8)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 ~pumpRunning~0) .cse5 .cse8)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and .cse4 .cse5)) (or .cse6 (and .cse4 .cse5 .cse7 .cse8) .cse9 .cse10 .cse2 .cse11) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse1) (or .cse9 .cse10 .cse2 .cse3) (or .cse6 (or .cse1 .cse2 .cse11) .cse0) (or .cse1 .cse2 .cse0 .cse7) (or (= 1 ~waterLevel~0) (or (or .cse2 .cse3) .cse10))))) [2018-11-18 13:50:01,846 INFO L421 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 .cse6) (or .cse6 (or (or .cse2 .cse3) .cse4)) (or (or .cse1 .cse2 .cse5) .cse0))) [2018-11-18 13:50:01,847 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 519 545) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse9 (or .cse7 .cse2 .cse3)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (and (= ~pumpRunning~0 1) .cse13)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse6 (and (= 0 ~pumpRunning~0) .cse13)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse0 .cse4) (or .cse10 .cse5 .cse7 .cse6) (or .cse7 .cse2 .cse6 .cse11) (or .cse10 .cse9 .cse6) (or .cse12 (or (or .cse2 .cse8) .cse1)) (or .cse10 .cse1 .cse2 .cse3 .cse12) (or .cse4 .cse5 (or .cse7 .cse3) .cse0) (or .cse6 (or .cse7 .cse2 .cse8)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse7 .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse11)))) [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point L526(lines 522 544) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point L524(lines 522 544) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 519 545) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 519 545) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 821 850) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L428 ceAbstractionStarter]: At program point L835-1(lines 835 839) the Hoare annotation is: true [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point L831-1(lines 831 845) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 821 850) the Hoare annotation is: true [2018-11-18 13:50:01,847 INFO L428 ceAbstractionStarter]: At program point L831-3(lines 831 845) the Hoare annotation is: true [2018-11-18 13:50:01,847 INFO L428 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: true [2018-11-18 13:50:01,847 INFO L425 ceAbstractionStarter]: For program point L827-1(line 827) no Hoare annotation was computed. [2018-11-18 13:50:01,847 INFO L428 ceAbstractionStarter]: At program point L846(lines 821 850) the Hoare annotation is: true [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 875 881) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 875 881) the Hoare annotation is: true [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 13:50:01,848 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 703 710) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 703 710) the Hoare annotation is: true [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 703 710) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-18 13:50:01,848 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-18 13:50:01,849 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse4 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse4 .cse7)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse8 .cse3 .cse6) (or (or .cse4 .cse7 (not (= |old(~waterLevel~0)| 1))) .cse3) (or .cse0 .cse5 .cse2 .cse3) (or .cse3 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3)))) [2018-11-18 13:50:01,849 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 918 925) no Hoare annotation was computed. [2018-11-18 13:50:01,849 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 918 925) the Hoare annotation is: true [2018-11-18 13:50:01,849 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2018-11-18 13:50:01,849 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 918 925) no Hoare annotation was computed. [2018-11-18 13:50:01,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:50:01 BoogieIcfgContainer [2018-11-18 13:50:01,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:50:01,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:50:01,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:50:01,863 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:50:01,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:51" (3/4) ... [2018-11-18 13:50:01,867 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:50:01,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 13:50:01,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 13:50:01,874 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 13:50:01,875 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 13:50:01,875 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 13:50:01,875 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 13:50:01,875 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 13:50:01,881 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 13:50:01,882 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 13:50:01,882 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 13:50:01,905 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 13:50:01,905 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 13:50:01,946 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9f2807bb-9888-4ccb-b0f1-5ef2fd463893/bin-2019/uautomizer/witness.graphml [2018-11-18 13:50:01,946 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:50:01,947 INFO L168 Benchmark]: Toolchain (without parser) took 11955.16 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 531.1 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -283.7 MB). Peak memory consumption was 247.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:50:01,948 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:50:01,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:50:01,948 INFO L168 Benchmark]: Boogie Preprocessor took 48.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:50:01,948 INFO L168 Benchmark]: RCFGBuilder took 614.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.3 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:50:01,948 INFO L168 Benchmark]: TraceAbstraction took 10856.80 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 396.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -229.7 MB). Peak memory consumption was 489.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:50:01,948 INFO L168 Benchmark]: Witness Printer took 83.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:50:01,950 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 348.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 614.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.3 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10856.80 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 396.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -229.7 MB). Peak memory consumption was 489.0 MB. Max. memory is 11.5 GB. * Witness Printer took 83.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 922]: 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: 831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 1 error locations. SAFE Result, 10.8s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2180 SDtfs, 2121 SDslu, 6266 SDs, 0 SdLazy, 4544 SolverSat, 992 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 629 GetRequests, 509 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1575occurred in iteration=8, 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: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 747 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2812 PreInvPairs, 3163 NumberOfFragments, 2547 HoareAnnotationTreeSize, 2812 FomulaSimplifications, 30290 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 64 FomulaSimplificationsInter, 21554 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1889 NumberOfCodeBlocks, 1889 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1876 ConstructedInterpolants, 0 QuantifiedInterpolants, 542091 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2044 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 1125/1162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...