./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_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_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/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 324eb41748355c32a9add81086317d66d1f7b200 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:34:28,403 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:34:28,404 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:34:28,411 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:34:28,411 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:34:28,412 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:34:28,412 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:34:28,414 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:34:28,415 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:34:28,416 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:34:28,416 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:34:28,417 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:34:28,417 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:34:28,418 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:34:28,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:34:28,419 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:34:28,419 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:34:28,420 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:34:28,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:34:28,422 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:34:28,423 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:34:28,423 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:34:28,424 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:34:28,425 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:34:28,425 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:34:28,425 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:34:28,426 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:34:28,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:34:28,427 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:34:28,427 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:34:28,428 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:34:28,428 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:34:28,428 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:34:28,428 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:34:28,429 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:34:28,429 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:34:28,430 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 08:34:28,437 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:34:28,437 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:34:28,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:34:28,438 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 08:34:28,438 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:34:28,438 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:34:28,438 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:34:28,439 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:34:28,439 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:34:28,439 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:34:28,439 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:34:28,439 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:34:28,440 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:34:28,440 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:34:28,440 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:34:28,440 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:34:28,440 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:34:28,441 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:34:28,441 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:34:28,441 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:34:28,441 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:34:28,441 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:34:28,441 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:34:28,442 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:28,442 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:34:28,442 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:34:28,442 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:34:28,442 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:34:28,442 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:34:28,443 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:34:28,443 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_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/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 -> 324eb41748355c32a9add81086317d66d1f7b200 [2018-11-18 08:34:28,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:34:28,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:34:28,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:34:28,475 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:34:28,476 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:34:28,476 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-11-18 08:34:28,522 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/data/4a16053fc/6c9b744357024967bc2e6255dc17a703/FLAG9c1e88cfe [2018-11-18 08:34:28,886 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:34:28,886 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-11-18 08:34:28,897 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/data/4a16053fc/6c9b744357024967bc2e6255dc17a703/FLAG9c1e88cfe [2018-11-18 08:34:29,279 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/data/4a16053fc/6c9b744357024967bc2e6255dc17a703 [2018-11-18 08:34:29,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:34:29,283 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:34:29,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:29,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:34:29,286 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:34:29,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34956487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29, skipping insertion in model container [2018-11-18 08:34:29,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:34:29,331 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:34:29,517 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:29,524 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:34:29,625 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:29,642 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:34:29,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29 WrapperNode [2018-11-18 08:34:29,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:29,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:34:29,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:34:29,643 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:34:29,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... [2018-11-18 08:34:29,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:34:29,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:34:29,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:34:29,697 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:34:29,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/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 08:34:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 08:34:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 08:34:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 08:34:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 08:34:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 08:34:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:34:29,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 08:34:29,745 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 08:34:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 08:34:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 08:34:29,748 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 08:34:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 08:34:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:34:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:34:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:34:29,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 08:34:30,442 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:34:30,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:30 BoogieIcfgContainer [2018-11-18 08:34:30,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:34:30,443 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:34:30,443 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:34:30,445 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:34:30,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:29" (1/3) ... [2018-11-18 08:34:30,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25f08923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:30, skipping insertion in model container [2018-11-18 08:34:30,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:29" (2/3) ... [2018-11-18 08:34:30,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25f08923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:30, skipping insertion in model container [2018-11-18 08:34:30,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:30" (3/3) ... [2018-11-18 08:34:30,448 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-11-18 08:34:30,454 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:34:30,459 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:34:30,468 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:34:30,492 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:34:30,493 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:34:30,493 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:34:30,493 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:34:30,493 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:34:30,493 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:34:30,493 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:34:30,493 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:34:30,493 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:34:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2018-11-18 08:34:30,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 08:34:30,519 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:30,520 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:30,521 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:30,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:30,525 INFO L82 PathProgramCache]: Analyzing trace with hash 2126775872, now seen corresponding path program 1 times [2018-11-18 08:34:30,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:30,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:30,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:30,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:30,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:30,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:30,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 08:34:30,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 08:34:30,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 08:34:30,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 08:34:30,762 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states. [2018-11-18 08:34:30,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:30,797 INFO L93 Difference]: Finished difference Result 296 states and 363 transitions. [2018-11-18 08:34:30,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 08:34:30,798 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-18 08:34:30,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:30,809 INFO L225 Difference]: With dead ends: 296 [2018-11-18 08:34:30,809 INFO L226 Difference]: Without dead ends: 148 [2018-11-18 08:34:30,813 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 08:34:30,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-18 08:34:30,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-18 08:34:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-18 08:34:30,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 173 transitions. [2018-11-18 08:34:30,849 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 173 transitions. Word has length 52 [2018-11-18 08:34:30,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:30,850 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 173 transitions. [2018-11-18 08:34:30,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 08:34:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 173 transitions. [2018-11-18 08:34:30,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 08:34:30,852 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:30,852 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:30,852 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:30,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:30,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1428586906, now seen corresponding path program 1 times [2018-11-18 08:34:30,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:30,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:30,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:30,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:30,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:30,941 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:30,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:30,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:30,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:30,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:30,943 INFO L87 Difference]: Start difference. First operand 148 states and 173 transitions. Second operand 3 states. [2018-11-18 08:34:30,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:30,964 INFO L93 Difference]: Finished difference Result 243 states and 283 transitions. [2018-11-18 08:34:30,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:30,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 08:34:30,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:30,970 INFO L225 Difference]: With dead ends: 243 [2018-11-18 08:34:30,970 INFO L226 Difference]: Without dead ends: 138 [2018-11-18 08:34:30,971 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 08:34:30,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-11-18 08:34:30,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-11-18 08:34:30,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-18 08:34:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 160 transitions. [2018-11-18 08:34:30,984 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 160 transitions. Word has length 54 [2018-11-18 08:34:30,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:30,985 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 160 transitions. [2018-11-18 08:34:30,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 160 transitions. [2018-11-18 08:34:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 08:34:30,987 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:30,987 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:30,987 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:30,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:30,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1334868869, now seen corresponding path program 1 times [2018-11-18 08:34:30,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:30,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:30,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:30,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:30,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:31,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:31,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 08:34:31,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:34:31,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:34:31,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:34:31,142 INFO L87 Difference]: Start difference. First operand 138 states and 160 transitions. Second operand 7 states. [2018-11-18 08:34:31,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:31,475 INFO L93 Difference]: Finished difference Result 252 states and 297 transitions. [2018-11-18 08:34:31,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 08:34:31,475 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 08:34:31,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:31,476 INFO L225 Difference]: With dead ends: 252 [2018-11-18 08:34:31,476 INFO L226 Difference]: Without dead ends: 138 [2018-11-18 08:34:31,477 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 08:34:31,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-11-18 08:34:31,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-11-18 08:34:31,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-18 08:34:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 159 transitions. [2018-11-18 08:34:31,486 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 159 transitions. Word has length 58 [2018-11-18 08:34:31,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:31,486 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 159 transitions. [2018-11-18 08:34:31,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:34:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 159 transitions. [2018-11-18 08:34:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 08:34:31,489 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:31,489 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:31,489 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:31,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:31,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1103334119, now seen corresponding path program 1 times [2018-11-18 08:34:31,490 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:31,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:31,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:31,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:31,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:31,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:31,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:31,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:31,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:31,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:31,589 INFO L87 Difference]: Start difference. First operand 138 states and 159 transitions. Second operand 5 states. [2018-11-18 08:34:31,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:31,927 INFO L93 Difference]: Finished difference Result 362 states and 433 transitions. [2018-11-18 08:34:31,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:31,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-11-18 08:34:31,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:31,930 INFO L225 Difference]: With dead ends: 362 [2018-11-18 08:34:31,930 INFO L226 Difference]: Without dead ends: 248 [2018-11-18 08:34:31,931 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 08:34:31,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2018-11-18 08:34:31,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 229. [2018-11-18 08:34:31,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2018-11-18 08:34:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 261 transitions. [2018-11-18 08:34:31,957 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 261 transitions. Word has length 71 [2018-11-18 08:34:31,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:31,957 INFO L480 AbstractCegarLoop]: Abstraction has 229 states and 261 transitions. [2018-11-18 08:34:31,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 261 transitions. [2018-11-18 08:34:31,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 08:34:31,959 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:31,959 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:31,959 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:31,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:31,959 INFO L82 PathProgramCache]: Analyzing trace with hash 241632915, now seen corresponding path program 1 times [2018-11-18 08:34:31,961 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:31,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:31,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:31,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:31,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:32,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:32,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:32,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:32,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:32,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:32,071 INFO L87 Difference]: Start difference. First operand 229 states and 261 transitions. Second operand 6 states. [2018-11-18 08:34:32,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:32,234 INFO L93 Difference]: Finished difference Result 562 states and 673 transitions. [2018-11-18 08:34:32,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:32,235 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-18 08:34:32,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:32,237 INFO L225 Difference]: With dead ends: 562 [2018-11-18 08:34:32,237 INFO L226 Difference]: Without dead ends: 357 [2018-11-18 08:34:32,238 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:34:32,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2018-11-18 08:34:32,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 353. [2018-11-18 08:34:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-11-18 08:34:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 409 transitions. [2018-11-18 08:34:32,260 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 409 transitions. Word has length 85 [2018-11-18 08:34:32,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:32,260 INFO L480 AbstractCegarLoop]: Abstraction has 353 states and 409 transitions. [2018-11-18 08:34:32,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 409 transitions. [2018-11-18 08:34:32,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 08:34:32,261 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:32,261 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:32,262 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:32,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:32,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1912082003, now seen corresponding path program 1 times [2018-11-18 08:34:32,262 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:32,262 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:32,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:32,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:32,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:32,349 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:32,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:32,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:32,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:32,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:32,350 INFO L87 Difference]: Start difference. First operand 353 states and 409 transitions. Second operand 6 states. [2018-11-18 08:34:32,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:32,508 INFO L93 Difference]: Finished difference Result 758 states and 912 transitions. [2018-11-18 08:34:32,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 08:34:32,509 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-18 08:34:32,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:32,512 INFO L225 Difference]: With dead ends: 758 [2018-11-18 08:34:32,512 INFO L226 Difference]: Without dead ends: 553 [2018-11-18 08:34:32,513 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:34:32,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-11-18 08:34:32,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 535. [2018-11-18 08:34:32,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2018-11-18 08:34:32,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 633 transitions. [2018-11-18 08:34:32,544 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 633 transitions. Word has length 89 [2018-11-18 08:34:32,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:32,544 INFO L480 AbstractCegarLoop]: Abstraction has 535 states and 633 transitions. [2018-11-18 08:34:32,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 633 transitions. [2018-11-18 08:34:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 08:34:32,546 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:32,547 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:32,547 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:32,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:32,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1460201710, now seen corresponding path program 1 times [2018-11-18 08:34:32,547 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:32,547 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:32,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:32,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:32,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:32,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:32,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:32,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:32,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:32,616 INFO L87 Difference]: Start difference. First operand 535 states and 633 transitions. Second operand 5 states. [2018-11-18 08:34:32,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:32,650 INFO L93 Difference]: Finished difference Result 932 states and 1124 transitions. [2018-11-18 08:34:32,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 08:34:32,651 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2018-11-18 08:34:32,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:32,653 INFO L225 Difference]: With dead ends: 932 [2018-11-18 08:34:32,653 INFO L226 Difference]: Without dead ends: 545 [2018-11-18 08:34:32,655 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:32,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-11-18 08:34:32,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 539. [2018-11-18 08:34:32,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-11-18 08:34:32,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 636 transitions. [2018-11-18 08:34:32,685 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 636 transitions. Word has length 89 [2018-11-18 08:34:32,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:32,685 INFO L480 AbstractCegarLoop]: Abstraction has 539 states and 636 transitions. [2018-11-18 08:34:32,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 636 transitions. [2018-11-18 08:34:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 08:34:32,687 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:32,687 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:32,687 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:32,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:32,688 INFO L82 PathProgramCache]: Analyzing trace with hash 616196208, now seen corresponding path program 1 times [2018-11-18 08:34:32,690 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:32,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:32,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:32,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:32,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:32,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 08:34:32,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 08:34:32,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 08:34:32,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:34:32,768 INFO L87 Difference]: Start difference. First operand 539 states and 636 transitions. Second operand 9 states. [2018-11-18 08:34:32,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:32,848 INFO L93 Difference]: Finished difference Result 1071 states and 1290 transitions. [2018-11-18 08:34:32,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 08:34:32,849 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2018-11-18 08:34:32,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:32,853 INFO L225 Difference]: With dead ends: 1071 [2018-11-18 08:34:32,853 INFO L226 Difference]: Without dead ends: 556 [2018-11-18 08:34:32,854 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:34:32,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2018-11-18 08:34:32,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 546. [2018-11-18 08:34:32,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 546 states. [2018-11-18 08:34:32,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 643 transitions. [2018-11-18 08:34:32,882 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 643 transitions. Word has length 89 [2018-11-18 08:34:32,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:32,883 INFO L480 AbstractCegarLoop]: Abstraction has 546 states and 643 transitions. [2018-11-18 08:34:32,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 08:34:32,883 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 643 transitions. [2018-11-18 08:34:32,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 08:34:32,886 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:32,886 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] [2018-11-18 08:34:32,886 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:32,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:32,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1317131876, now seen corresponding path program 1 times [2018-11-18 08:34:32,887 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:32,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:32,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:32,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 08:34:32,998 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:32,998 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/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 08:34:33,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:33,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:33,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:34:33,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-18 08:34:33,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 08:34:33,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 08:34:33,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-18 08:34:33,218 INFO L87 Difference]: Start difference. First operand 546 states and 643 transitions. Second operand 14 states. [2018-11-18 08:34:34,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:34,141 INFO L93 Difference]: Finished difference Result 1474 states and 1796 transitions. [2018-11-18 08:34:34,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 08:34:34,142 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 101 [2018-11-18 08:34:34,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:34,145 INFO L225 Difference]: With dead ends: 1474 [2018-11-18 08:34:34,145 INFO L226 Difference]: Without dead ends: 952 [2018-11-18 08:34:34,146 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 08:34:34,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2018-11-18 08:34:34,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 949. [2018-11-18 08:34:34,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2018-11-18 08:34:34,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1109 transitions. [2018-11-18 08:34:34,180 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1109 transitions. Word has length 101 [2018-11-18 08:34:34,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:34,180 INFO L480 AbstractCegarLoop]: Abstraction has 949 states and 1109 transitions. [2018-11-18 08:34:34,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 08:34:34,180 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1109 transitions. [2018-11-18 08:34:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 08:34:34,182 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:34,182 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] [2018-11-18 08:34:34,182 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:34,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:34,183 INFO L82 PathProgramCache]: Analyzing trace with hash 282077952, now seen corresponding path program 1 times [2018-11-18 08:34:34,183 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:34,183 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:34,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:34,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:34,276 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 08:34:34,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:34,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 08:34:34,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 08:34:34,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 08:34:34,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:34:34,277 INFO L87 Difference]: Start difference. First operand 949 states and 1109 transitions. Second operand 10 states. [2018-11-18 08:34:34,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:34,488 INFO L93 Difference]: Finished difference Result 1848 states and 2190 transitions. [2018-11-18 08:34:34,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 08:34:34,489 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2018-11-18 08:34:34,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:34,492 INFO L225 Difference]: With dead ends: 1848 [2018-11-18 08:34:34,492 INFO L226 Difference]: Without dead ends: 923 [2018-11-18 08:34:34,494 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 08:34:34,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2018-11-18 08:34:34,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 907. [2018-11-18 08:34:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2018-11-18 08:34:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1058 transitions. [2018-11-18 08:34:34,521 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1058 transitions. Word has length 105 [2018-11-18 08:34:34,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:34,521 INFO L480 AbstractCegarLoop]: Abstraction has 907 states and 1058 transitions. [2018-11-18 08:34:34,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 08:34:34,521 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1058 transitions. [2018-11-18 08:34:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 08:34:34,523 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:34,523 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] [2018-11-18 08:34:34,523 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:34,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:34,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1331040550, now seen corresponding path program 1 times [2018-11-18 08:34:34,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:34,524 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:34,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:34,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:34,607 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 08:34:34,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:34,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 08:34:34,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 08:34:34,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 08:34:34,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:34:34,608 INFO L87 Difference]: Start difference. First operand 907 states and 1058 transitions. Second operand 10 states. [2018-11-18 08:34:34,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:34,874 INFO L93 Difference]: Finished difference Result 1796 states and 2098 transitions. [2018-11-18 08:34:34,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 08:34:34,875 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2018-11-18 08:34:34,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:34,878 INFO L225 Difference]: With dead ends: 1796 [2018-11-18 08:34:34,879 INFO L226 Difference]: Without dead ends: 913 [2018-11-18 08:34:34,881 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 08:34:34,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2018-11-18 08:34:34,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 876. [2018-11-18 08:34:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 876 states. [2018-11-18 08:34:34,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 991 transitions. [2018-11-18 08:34:34,919 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 991 transitions. Word has length 105 [2018-11-18 08:34:34,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:34,919 INFO L480 AbstractCegarLoop]: Abstraction has 876 states and 991 transitions. [2018-11-18 08:34:34,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 08:34:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 991 transitions. [2018-11-18 08:34:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 08:34:34,922 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:34,922 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:34,922 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:34,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:34,923 INFO L82 PathProgramCache]: Analyzing trace with hash 255877103, now seen corresponding path program 1 times [2018-11-18 08:34:34,923 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:34,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:34,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:34,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:34,984 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 08:34:34,984 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:34,984 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/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 08:34:34,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:35,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:35,273 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 08:34:35,299 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:34:35,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-18 08:34:35,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 08:34:35,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 08:34:35,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 08:34:35,300 INFO L87 Difference]: Start difference. First operand 876 states and 991 transitions. Second operand 13 states. [2018-11-18 08:34:36,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:36,491 INFO L93 Difference]: Finished difference Result 2321 states and 2821 transitions. [2018-11-18 08:34:36,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 08:34:36,492 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2018-11-18 08:34:36,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:36,496 INFO L225 Difference]: With dead ends: 2321 [2018-11-18 08:34:36,496 INFO L226 Difference]: Without dead ends: 1469 [2018-11-18 08:34:36,498 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-18 08:34:36,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2018-11-18 08:34:36,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1248. [2018-11-18 08:34:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1248 states. [2018-11-18 08:34:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1399 transitions. [2018-11-18 08:34:36,544 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1399 transitions. Word has length 151 [2018-11-18 08:34:36,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:36,544 INFO L480 AbstractCegarLoop]: Abstraction has 1248 states and 1399 transitions. [2018-11-18 08:34:36,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 08:34:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1399 transitions. [2018-11-18 08:34:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 08:34:36,547 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:36,547 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:36,547 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:36,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:36,547 INFO L82 PathProgramCache]: Analyzing trace with hash -445855849, now seen corresponding path program 1 times [2018-11-18 08:34:36,548 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:36,548 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:36,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:36,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 08:34:36,626 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:36,626 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 08:34:36,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:36,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:36,767 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 08:34:36,784 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:34:36,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-18 08:34:36,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 08:34:36,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 08:34:36,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 08:34:36,786 INFO L87 Difference]: Start difference. First operand 1248 states and 1399 transitions. Second operand 11 states. [2018-11-18 08:34:36,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:36,828 INFO L93 Difference]: Finished difference Result 2260 states and 2566 transitions. [2018-11-18 08:34:36,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 08:34:36,829 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2018-11-18 08:34:36,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:36,832 INFO L225 Difference]: With dead ends: 2260 [2018-11-18 08:34:36,832 INFO L226 Difference]: Without dead ends: 1036 [2018-11-18 08:34:36,834 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 08:34:36,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-11-18 08:34:36,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1034. [2018-11-18 08:34:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1034 states. [2018-11-18 08:34:36,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1151 transitions. [2018-11-18 08:34:36,867 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1151 transitions. Word has length 155 [2018-11-18 08:34:36,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:36,868 INFO L480 AbstractCegarLoop]: Abstraction has 1034 states and 1151 transitions. [2018-11-18 08:34:36,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 08:34:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1151 transitions. [2018-11-18 08:34:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 08:34:36,869 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:36,870 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:36,870 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:36,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:36,870 INFO L82 PathProgramCache]: Analyzing trace with hash -893430132, now seen corresponding path program 1 times [2018-11-18 08:34:36,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:36,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:36,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:36,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:36,966 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 08:34:36,966 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:36,966 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 08:34:36,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:37,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 08:34:37,177 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:34:37,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-18 08:34:37,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 08:34:37,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 08:34:37,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-18 08:34:37,178 INFO L87 Difference]: Start difference. First operand 1034 states and 1151 transitions. Second operand 15 states. [2018-11-18 08:34:38,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:38,951 INFO L93 Difference]: Finished difference Result 2647 states and 3360 transitions. [2018-11-18 08:34:38,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-18 08:34:38,952 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 155 [2018-11-18 08:34:38,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:38,953 INFO L225 Difference]: With dead ends: 2647 [2018-11-18 08:34:38,953 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:34:38,957 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 08:34:38,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:34:38,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:34:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:34:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:34:38,958 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-18 08:34:38,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:38,958 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:34:38,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 08:34:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:34:38,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:34:38,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:34:39,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:39,949 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 08:34:40,395 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2018-11-18 08:34:41,138 WARN L180 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 49 [2018-11-18 08:34:41,336 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-11-18 08:34:41,506 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 29 [2018-11-18 08:34:41,645 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2018-11-18 08:34:41,802 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2018-11-18 08:34:42,056 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-11-18 08:34:42,293 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 08:34:42,982 WARN L180 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2018-11-18 08:34:43,485 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2018-11-18 08:34:43,675 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L117-3(lines 117 138) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-18 08:34:43,739 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 538 544) the Hoare annotation is: true [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 538 544) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 545 553) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 545 553) the Hoare annotation is: true [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 545 553) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 957 979) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 957 979) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 957 979) no Hoare annotation was computed. [2018-11-18 08:34:43,740 INFO L421 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-18 08:34:43,741 INFO L421 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 974) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L967-1(lines 967 974) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L421 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,741 INFO L421 ceAbstractionStarter]: At program point L963(line 963) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,741 INFO L421 ceAbstractionStarter]: At program point L963-1(line 963) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 916 939) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 916 939) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 916 939) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L922(line 922) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-18 08:34:43,741 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 799 817) the Hoare annotation is: true [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L428 ceAbstractionStarter]: At program point L806(line 806) the Hoare annotation is: true [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L808-2(lines 808 812) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 799 817) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 799 817) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L751(lines 751 759) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 531 537) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 531 537) the Hoare annotation is: true [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-18 08:34:43,742 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 947 956) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 947 956) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 947 956) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 724 734) the Hoare annotation is: true [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L428 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: true [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 716 723) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3))) [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 503) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 493 506) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 493 506) the Hoare annotation is: true [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 493 506) no Hoare annotation was computed. [2018-11-18 08:34:43,743 INFO L425 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L421 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 665 689) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 665 689) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 08:34:43,744 INFO L421 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L421 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 08:34:43,744 INFO L421 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 820 883) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point L830-1(lines 830 875) no Hoare annotation was computed. [2018-11-18 08:34:43,744 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 820 883) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L421 ceAbstractionStarter]: At program point L876(lines 829 877) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L421 ceAbstractionStarter]: At program point L866-2(lines 860 871) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L831(lines 830 875) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L860(lines 860 871) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L421 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L850(lines 850 856) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L850-1(lines 850 856) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L421 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse4 .cse0 .cse2) (not (= ~systemActive~0 1)) (and .cse5 (and (not (= ~waterLevel~0 2)) .cse3 .cse2) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 08:34:43,745 INFO L421 ceAbstractionStarter]: At program point L873(lines 830 875) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 .cse3) (and .cse1 .cse6 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 846) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 820 883) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2018-11-18 08:34:43,745 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 690 697) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 690 697) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 690 697) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 507 515) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 507 515) the Hoare annotation is: true [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 507 515) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 461 483) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 461 483) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 477) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 461 483) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-18 08:34:43,746 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 521 530) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 521 530) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 521 530) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L421 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 699 715) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 699 715) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 08:34:43,747 INFO L421 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point L710-1(lines 699 715) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 484 492) the Hoare annotation is: true [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 484 492) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 484 492) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 780 798) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 780 798) the Hoare annotation is: true [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2018-11-18 08:34:43,747 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 780 798) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L428 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point L789-2(lines 789 793) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 440 451) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse1 .cse5 .cse4 .cse0 .cse3) (or .cse5 .cse6 .cse4 .cse3 .cse7) (or .cse4 (or .cse2 .cse3) .cse7 .cse6))) [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 440 451) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 452 460) the Hoare annotation is: true [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 452 460) no Hoare annotation was computed. [2018-11-18 08:34:43,748 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 452 460) no Hoare annotation was computed. [2018-11-18 08:34:43,749 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (or .cse3 .cse13 .cse6)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse12 (< 0 |old(~waterLevel~0)|)) (.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (or .cse13 .cse6)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 (<= ~waterLevel~0 1) .cse10) (or .cse5 .cse4 .cse6 .cse7 .cse10) (or .cse8 .cse1 .cse11) (or (or .cse12 .cse3 .cse4 .cse6) .cse11) (or .cse2 .cse9 .cse10 .cse0) (or (or .cse8 .cse4 .cse6) .cse10 .cse11) (or .cse3 .cse4 .cse2 .cse0 .cse6) (or .cse12 .cse11 .cse9 .cse10) (or .cse4 .cse0 .cse2 .cse6 .cse10)))) [2018-11-18 08:34:43,749 INFO L421 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (<= ~waterLevel~0 0)) (.cse12 (or .cse5 .cse3)) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) .cse6)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse3) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6) (and .cse7 .cse8 .cse6) .cse9) (or .cse2 .cse1 .cse3 .cse4 .cse10) (or .cse11 .cse12 .cse10 (and .cse7 .cse8)) (or (and (<= ~waterLevel~0 1) .cse6) .cse9 .cse12 .cse10) (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3) .cse7) (or (or .cse11 .cse1 .cse3) .cse10 .cse7) (or .cse0 .cse1 .cse9 .cse13 .cse3) (or .cse1 .cse13 .cse9 .cse3 .cse10)))) [2018-11-18 08:34:43,749 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2018-11-18 08:34:43,749 INFO L421 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse14 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse18 (<= ~waterLevel~0 0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (= 0 ~pumpRunning~0)) (.cse20 (= ~systemActive~0 1)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse12 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (<= ~waterLevel~0 2)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and (= 0 ~methaneLevelCritical~0) .cse17 (<= ~waterLevel~0 1) .cse20 .cse16)) (.cse8 (and .cse19 .cse17)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse20)) (.cse6 (and .cse19 .cse16)) (.cse11 (and .cse14 .cse18 .cse16)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse7 (and .cse14 .cse17 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 (or .cse10 .cse3) .cse5 .cse11) (or (or .cse12 .cse1 .cse3) .cse5 .cse13) (or .cse14 (or (< 0 |old(~waterLevel~0)|) .cse1 .cse3 .cse5)) (or .cse0 .cse12 .cse1 .cse14 .cse3) (or .cse0 .cse1 .cse9 (and .cse15 .cse16) .cse3) (or .cse1 (and .cse15 (= ~pumpRunning~0 1)) .cse9 .cse3 .cse5 .cse13) (or .cse8 (or .cse0 .cse10 .cse3) .cse6 .cse11 .cse9 .cse7)))) [2018-11-18 08:34:43,749 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L421 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse5 .cse10 .cse7)) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (or .cse10 .cse7)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or .cse3 .cse4 .cse8 .cse9) (or .cse2 .cse1 .cse8 .cse9) (or .cse6 .cse1 .cse7 .cse9)))) [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 886 915) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point L896-1(lines 896 910) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L428 ceAbstractionStarter]: At program point L896-3(lines 896 910) the Hoare annotation is: true [2018-11-18 08:34:43,750 INFO L428 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: true [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point L892-1(line 892) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L428 ceAbstractionStarter]: At program point L911(lines 886 915) the Hoare annotation is: true [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 886 915) the Hoare annotation is: true [2018-11-18 08:34:43,750 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 904) no Hoare annotation was computed. [2018-11-18 08:34:43,750 INFO L428 ceAbstractionStarter]: At program point L900-1(lines 900 904) the Hoare annotation is: true [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 582) no Hoare annotation was computed. [2018-11-18 08:34:43,751 INFO L421 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or (= __utac_acc__Specification3_spec__1_~tmp~3 ~methaneLevelCritical~0) .cse2 .cse5 .cse3 .cse6) (or .cse4 .cse1 .cse3 .cse6) (or .cse4 .cse5 .cse3 .cse6))) [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point L574-1(line 574) no Hoare annotation was computed. [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 557 589) no Hoare annotation was computed. [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 585) no Hoare annotation was computed. [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point L572-1(lines 557 589) no Hoare annotation was computed. [2018-11-18 08:34:43,751 INFO L421 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~3 ~methaneLevelCritical~0)) (.cse4 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse6 .cse2 .cse5 .cse3 .cse7) (or .cse6 .cse4 .cse1 .cse3 .cse7))) [2018-11-18 08:34:43,751 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 557 589) the Hoare annotation is: true [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-11-18 08:34:43,751 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 586) no Hoare annotation was computed. [2018-11-18 08:34:43,752 INFO L428 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: true [2018-11-18 08:34:43,752 INFO L425 ceAbstractionStarter]: For program point L564-1(line 564) no Hoare annotation was computed. [2018-11-18 08:34:43,752 INFO L421 ceAbstractionStarter]: At program point L580(line 580) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-11-18 08:34:43,752 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or (<= ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse4) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse1 .cse2 .cse3))) [2018-11-18 08:34:43,752 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 416 427) no Hoare annotation was computed. [2018-11-18 08:34:43,752 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2018-11-18 08:34:43,752 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 940 946) no Hoare annotation was computed. [2018-11-18 08:34:43,752 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 940 946) the Hoare annotation is: true [2018-11-18 08:34:43,752 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,752 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 08:34:43,753 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:34:43,753 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:43,753 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 08:34:43,753 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2018-11-18 08:34:43,753 INFO L421 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 08:34:43,753 INFO L425 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2018-11-18 08:34:43,753 INFO L421 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse1) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3))) [2018-11-18 08:34:43,753 INFO L421 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse3) (or .cse5 .cse7 .cse3 .cse4) (or .cse6 .cse1 .cse0 .cse2 .cse3) (or .cse6 .cse5 .cse7 .cse3))) [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2018-11-18 08:34:43,754 INFO L421 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 428 439) no Hoare annotation was computed. [2018-11-18 08:34:43,754 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 428 439) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse7 .cse2 .cse3)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 0 |old(~waterLevel~0)|) .cse5 .cse0) (or .cse6 .cse5 (<= ~waterLevel~0 1)) (or .cse7 .cse8 .cse1 (<= ~waterLevel~0 2) .cse3) (or .cse0 (or .cse7 .cse6 .cse8 .cse3)) (or .cse6 .cse8 .cse3 .cse4 .cse0)))) [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2018-11-18 08:34:43,754 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2018-11-18 08:34:43,755 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2018-11-18 08:34:43,755 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2018-11-18 08:34:43,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:34:43 BoogieIcfgContainer [2018-11-18 08:34:43,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:34:43,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:34:43,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:34:43,765 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:34:43,765 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:30" (3/4) ... [2018-11-18 08:34:43,768 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:34:43,774 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 08:34:43,774 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 08:34:43,775 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 08:34:43,776 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 08:34:43,777 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 08:34:43,785 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 08:34:43,786 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 08:34:43,786 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 08:34:43,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 08:34:43,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 08:34:43,855 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ad59e8a4-cc70-44b0-9f6c-c7f9fbe96e03/bin-2019/uautomizer/witness.graphml [2018-11-18 08:34:43,855 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:34:43,856 INFO L168 Benchmark]: Toolchain (without parser) took 14573.55 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 541.1 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -289.8 MB). Peak memory consumption was 251.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:43,856 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:34:43,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:43,857 INFO L168 Benchmark]: Boogie Preprocessor took 53.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:43,857 INFO L168 Benchmark]: RCFGBuilder took 746.58 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: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:43,857 INFO L168 Benchmark]: TraceAbstraction took 13321.00 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 392.2 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -216.9 MB). Peak memory consumption was 608.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:43,857 INFO L168 Benchmark]: Witness Printer took 90.31 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:43,859 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 746.58 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: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13321.00 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 392.2 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -216.9 MB). Peak memory consumption was 608.7 MB. Max. memory is 11.5 GB. * Witness Printer took 90.31 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 250 locations, 1 error locations. SAFE Result, 13.2s OverallTime, 14 OverallIterations, 3 TraceHistogramMax, 5.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2721 SDtfs, 2169 SDslu, 10658 SDs, 0 SdLazy, 6285 SolverSat, 1024 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 760 GetRequests, 603 SyntacticMatches, 2 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1248occurred in iteration=12, 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, 14 MinimizatonAttempts, 336 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 3699 PreInvPairs, 4134 NumberOfFragments, 2964 HoareAnnotationTreeSize, 3699 FomulaSimplifications, 18027 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 26893 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1921 NumberOfCodeBlocks, 1921 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1903 ConstructedInterpolants, 0 QuantifiedInterpolants, 363165 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2981 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 177/198 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...