./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_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_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/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 21b7318e0534e2795ffc81aa5194a01e66c6f479 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:59,409 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:00:59,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:00:59,416 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:00:59,416 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:00:59,417 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:00:59,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:00:59,419 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:00:59,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:00:59,421 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:00:59,422 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:00:59,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:00:59,423 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:00:59,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:00:59,424 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:00:59,425 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:00:59,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:00:59,427 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:00:59,428 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:00:59,429 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:00:59,430 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:00:59,431 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:00:59,432 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:00:59,433 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:00:59,433 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:00:59,434 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:00:59,434 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:00:59,435 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:00:59,435 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:00:59,436 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:00:59,436 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:00:59,437 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:00:59,437 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:00:59,437 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:00:59,438 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:00:59,438 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:00:59,439 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 16:00:59,449 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:00:59,449 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:00:59,450 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:00:59,450 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 16:00:59,450 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:00:59,450 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:00:59,450 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:00:59,451 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:00:59,451 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:00:59,451 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:00:59,451 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:00:59,451 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:00:59,451 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:00:59,451 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:00:59,452 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:00:59,452 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:00:59,452 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:00:59,452 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:00:59,452 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:00:59,452 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:00:59,452 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:00:59,453 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:00:59,453 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:00:59,453 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:00:59,453 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:00:59,453 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:00:59,453 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:00:59,454 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:00:59,454 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:00:59,454 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:00:59,454 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_4da52650-d60a-4161-9bed-33f07ea01fb1/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 -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-11-18 16:00:59,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:00:59,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:00:59,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:00:59,487 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:00:59,487 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:00:59,488 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-18 16:00:59,524 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/data/a952fd3ce/1e8b216322684b079beda5dd2e737f94/FLAGbbc545f53 [2018-11-18 16:00:59,862 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:00:59,862 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-18 16:00:59,870 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/data/a952fd3ce/1e8b216322684b079beda5dd2e737f94/FLAGbbc545f53 [2018-11-18 16:00:59,881 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/data/a952fd3ce/1e8b216322684b079beda5dd2e737f94 [2018-11-18 16:00:59,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:00:59,885 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:00:59,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:00:59,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:00:59,889 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:00:59,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:00:59" (1/1) ... [2018-11-18 16:00:59,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:59, skipping insertion in model container [2018-11-18 16:00:59,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:00:59" (1/1) ... [2018-11-18 16:00:59,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:00:59,935 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:01:00,142 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:01:00,150 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:01:00,266 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:01:00,288 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:01:00,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00 WrapperNode [2018-11-18 16:01:00,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:01:00,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:01:00,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:01:00,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:01:00,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... [2018-11-18 16:01:00,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:01:00,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:01:00,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:01:00,352 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:01:00,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/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 16:01:00,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:01:00,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:01:00,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:01:00,391 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:01:00,391 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:01:00,391 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:01:00,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:01:00,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:01:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:01:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:01:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:01:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:01:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:01:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:01:00,952 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:01:00,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:01:00 BoogieIcfgContainer [2018-11-18 16:01:00,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:01:00,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:01:00,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:01:00,955 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:01:00,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:00:59" (1/3) ... [2018-11-18 16:01:00,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76567400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:01:00, skipping insertion in model container [2018-11-18 16:01:00,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:01:00" (2/3) ... [2018-11-18 16:01:00,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76567400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:01:00, skipping insertion in model container [2018-11-18 16:01:00,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:01:00" (3/3) ... [2018-11-18 16:01:00,957 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-18 16:01:00,962 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:01:00,968 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:01:00,977 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:01:00,998 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:01:00,999 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:01:00,999 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:01:00,999 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:01:00,999 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:01:00,999 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:01:00,999 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:01:00,999 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:01:00,999 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:01:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2018-11-18 16:01:01,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 16:01:01,020 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:01,020 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] [2018-11-18 16:01:01,022 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:01,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:01,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1667419637, now seen corresponding path program 1 times [2018-11-18 16:01:01,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:01,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:01,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:01,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:01,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:01,238 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 16:01:01,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:01,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:01:01,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:01:01,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:01:01,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:01:01,251 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2018-11-18 16:01:01,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:01,280 INFO L93 Difference]: Finished difference Result 304 states and 373 transitions. [2018-11-18 16:01:01,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:01:01,281 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 16:01:01,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:01,289 INFO L225 Difference]: With dead ends: 304 [2018-11-18 16:01:01,289 INFO L226 Difference]: Without dead ends: 152 [2018-11-18 16:01:01,292 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 16:01:01,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-18 16:01:01,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-18 16:01:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-18 16:01:01,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2018-11-18 16:01:01,324 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 46 [2018-11-18 16:01:01,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:01,324 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2018-11-18 16:01:01,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:01:01,325 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2018-11-18 16:01:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:01:01,326 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:01,326 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] [2018-11-18 16:01:01,327 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:01,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:01,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1673031699, now seen corresponding path program 1 times [2018-11-18 16:01:01,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:01,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:01,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:01,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:01,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:01,421 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 16:01:01,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:01,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:01:01,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:01:01,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:01:01,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:01:01,424 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 3 states. [2018-11-18 16:01:01,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:01,444 INFO L93 Difference]: Finished difference Result 241 states and 281 transitions. [2018-11-18 16:01:01,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:01:01,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 16:01:01,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:01,446 INFO L225 Difference]: With dead ends: 241 [2018-11-18 16:01:01,446 INFO L226 Difference]: Without dead ends: 142 [2018-11-18 16:01:01,447 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 16:01:01,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-18 16:01:01,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-18 16:01:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-18 16:01:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 165 transitions. [2018-11-18 16:01:01,458 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 165 transitions. Word has length 48 [2018-11-18 16:01:01,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:01,458 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 165 transitions. [2018-11-18 16:01:01,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:01:01,458 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2018-11-18 16:01:01,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:01:01,460 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:01,460 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] [2018-11-18 16:01:01,460 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:01,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:01,460 INFO L82 PathProgramCache]: Analyzing trace with hash 948483467, now seen corresponding path program 1 times [2018-11-18 16:01:01,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:01,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:01,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:01,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:01,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:01,611 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 16:01:01,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:01,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:01:01,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:01:01,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:01:01,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:01:01,613 INFO L87 Difference]: Start difference. First operand 142 states and 165 transitions. Second operand 7 states. [2018-11-18 16:01:02,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:02,027 INFO L93 Difference]: Finished difference Result 429 states and 516 transitions. [2018-11-18 16:01:02,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:01:02,028 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 16:01:02,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:02,030 INFO L225 Difference]: With dead ends: 429 [2018-11-18 16:01:02,031 INFO L226 Difference]: Without dead ends: 311 [2018-11-18 16:01:02,032 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:01:02,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2018-11-18 16:01:02,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 299. [2018-11-18 16:01:02,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2018-11-18 16:01:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 359 transitions. [2018-11-18 16:01:02,061 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 359 transitions. Word has length 53 [2018-11-18 16:01:02,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:02,062 INFO L480 AbstractCegarLoop]: Abstraction has 299 states and 359 transitions. [2018-11-18 16:01:02,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:01:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 359 transitions. [2018-11-18 16:01:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 16:01:02,064 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:02,064 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 16:01:02,065 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:02,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:02,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1906295938, now seen corresponding path program 1 times [2018-11-18 16:01:02,066 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:02,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:02,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:02,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:02,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:02,152 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 16:01:02,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:02,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:01:02,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:01:02,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:01:02,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:01:02,153 INFO L87 Difference]: Start difference. First operand 299 states and 359 transitions. Second operand 6 states. [2018-11-18 16:01:02,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:02,323 INFO L93 Difference]: Finished difference Result 834 states and 1025 transitions. [2018-11-18 16:01:02,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:01:02,323 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-18 16:01:02,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:02,326 INFO L225 Difference]: With dead ends: 834 [2018-11-18 16:01:02,326 INFO L226 Difference]: Without dead ends: 559 [2018-11-18 16:01:02,327 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:01:02,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2018-11-18 16:01:02,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 553. [2018-11-18 16:01:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2018-11-18 16:01:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 668 transitions. [2018-11-18 16:01:02,360 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 668 transitions. Word has length 58 [2018-11-18 16:01:02,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:02,360 INFO L480 AbstractCegarLoop]: Abstraction has 553 states and 668 transitions. [2018-11-18 16:01:02,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:01:02,360 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 668 transitions. [2018-11-18 16:01:02,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 16:01:02,363 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:02,363 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] [2018-11-18 16:01:02,363 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:02,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:02,363 INFO L82 PathProgramCache]: Analyzing trace with hash 11423814, now seen corresponding path program 1 times [2018-11-18 16:01:02,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:02,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:02,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:02,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:02,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:02,448 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 16:01:02,448 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:02,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:01:02,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:01:02,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:01:02,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:01:02,449 INFO L87 Difference]: Start difference. First operand 553 states and 668 transitions. Second operand 7 states. [2018-11-18 16:01:02,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:02,897 INFO L93 Difference]: Finished difference Result 1428 states and 1841 transitions. [2018-11-18 16:01:02,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:01:02,897 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-18 16:01:02,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:02,900 INFO L225 Difference]: With dead ends: 1428 [2018-11-18 16:01:02,900 INFO L226 Difference]: Without dead ends: 899 [2018-11-18 16:01:02,901 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:01:02,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2018-11-18 16:01:02,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 795. [2018-11-18 16:01:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2018-11-18 16:01:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 957 transitions. [2018-11-18 16:01:02,937 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 957 transitions. Word has length 62 [2018-11-18 16:01:02,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:02,938 INFO L480 AbstractCegarLoop]: Abstraction has 795 states and 957 transitions. [2018-11-18 16:01:02,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:01:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 957 transitions. [2018-11-18 16:01:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 16:01:02,940 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:02,940 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] [2018-11-18 16:01:02,940 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:02,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:02,941 INFO L82 PathProgramCache]: Analyzing trace with hash -276706956, now seen corresponding path program 1 times [2018-11-18 16:01:02,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:02,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:02,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:02,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:02,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:03,006 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 16:01:03,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:03,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:01:03,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:01:03,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:01:03,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:01:03,008 INFO L87 Difference]: Start difference. First operand 795 states and 957 transitions. Second operand 6 states. [2018-11-18 16:01:03,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:03,044 INFO L93 Difference]: Finished difference Result 1594 states and 1978 transitions. [2018-11-18 16:01:03,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:01:03,045 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 100 [2018-11-18 16:01:03,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:03,048 INFO L225 Difference]: With dead ends: 1594 [2018-11-18 16:01:03,048 INFO L226 Difference]: Without dead ends: 823 [2018-11-18 16:01:03,050 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:01:03,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-11-18 16:01:03,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 815. [2018-11-18 16:01:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2018-11-18 16:01:03,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 977 transitions. [2018-11-18 16:01:03,077 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 977 transitions. Word has length 100 [2018-11-18 16:01:03,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:03,078 INFO L480 AbstractCegarLoop]: Abstraction has 815 states and 977 transitions. [2018-11-18 16:01:03,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:01:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 977 transitions. [2018-11-18 16:01:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 16:01:03,080 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:03,080 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] [2018-11-18 16:01:03,080 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:03,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:03,080 INFO L82 PathProgramCache]: Analyzing trace with hash 616779382, now seen corresponding path program 1 times [2018-11-18 16:01:03,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:03,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:03,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:03,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:03,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:03,152 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 16:01:03,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:03,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:01:03,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:01:03,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:01:03,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:01:03,153 INFO L87 Difference]: Start difference. First operand 815 states and 977 transitions. Second operand 8 states. [2018-11-18 16:01:03,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:03,215 INFO L93 Difference]: Finished difference Result 1634 states and 2018 transitions. [2018-11-18 16:01:03,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:01:03,215 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2018-11-18 16:01:03,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:03,217 INFO L225 Difference]: With dead ends: 1634 [2018-11-18 16:01:03,218 INFO L226 Difference]: Without dead ends: 843 [2018-11-18 16:01:03,219 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:01:03,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2018-11-18 16:01:03,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 831. [2018-11-18 16:01:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 831 states. [2018-11-18 16:01:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 993 transitions. [2018-11-18 16:01:03,242 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 993 transitions. Word has length 100 [2018-11-18 16:01:03,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:03,243 INFO L480 AbstractCegarLoop]: Abstraction has 831 states and 993 transitions. [2018-11-18 16:01:03,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:01:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 993 transitions. [2018-11-18 16:01:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 16:01:03,244 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:03,245 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] [2018-11-18 16:01:03,245 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:03,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:03,245 INFO L82 PathProgramCache]: Analyzing trace with hash 609020023, now seen corresponding path program 1 times [2018-11-18 16:01:03,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:03,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:03,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:03,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:03,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:03,311 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 16:01:03,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:03,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:01:03,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:01:03,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:01:03,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:01:03,312 INFO L87 Difference]: Start difference. First operand 831 states and 993 transitions. Second operand 4 states. [2018-11-18 16:01:03,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:03,480 INFO L93 Difference]: Finished difference Result 2639 states and 3302 transitions. [2018-11-18 16:01:03,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:01:03,481 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-11-18 16:01:03,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:03,486 INFO L225 Difference]: With dead ends: 2639 [2018-11-18 16:01:03,486 INFO L226 Difference]: Without dead ends: 1832 [2018-11-18 16:01:03,488 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:01:03,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2018-11-18 16:01:03,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1801. [2018-11-18 16:01:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1801 states. [2018-11-18 16:01:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2205 transitions. [2018-11-18 16:01:03,549 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2205 transitions. Word has length 100 [2018-11-18 16:01:03,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:03,549 INFO L480 AbstractCegarLoop]: Abstraction has 1801 states and 2205 transitions. [2018-11-18 16:01:03,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:01:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2205 transitions. [2018-11-18 16:01:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 16:01:03,551 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:03,551 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:01:03,552 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:03,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:03,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1388217283, now seen corresponding path program 1 times [2018-11-18 16:01:03,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:03,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:03,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:03,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:03,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:03,675 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 16:01:03,675 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:01:03,675 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/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 16:01:03,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:03,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:01:03,899 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 16:01:03,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:01:03,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:01:03,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:01:03,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:01:03,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:01:03,916 INFO L87 Difference]: Start difference. First operand 1801 states and 2205 transitions. Second operand 19 states. [2018-11-18 16:01:04,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:04,963 INFO L93 Difference]: Finished difference Result 3548 states and 4390 transitions. [2018-11-18 16:01:04,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:01:04,964 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 104 [2018-11-18 16:01:04,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:04,971 INFO L225 Difference]: With dead ends: 3548 [2018-11-18 16:01:04,971 INFO L226 Difference]: Without dead ends: 1771 [2018-11-18 16:01:04,976 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:01:04,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1771 states. [2018-11-18 16:01:05,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1771 to 1771. [2018-11-18 16:01:05,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1771 states. [2018-11-18 16:01:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1771 states and 2123 transitions. [2018-11-18 16:01:05,065 INFO L78 Accepts]: Start accepts. Automaton has 1771 states and 2123 transitions. Word has length 104 [2018-11-18 16:01:05,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:05,065 INFO L480 AbstractCegarLoop]: Abstraction has 1771 states and 2123 transitions. [2018-11-18 16:01:05,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:01:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2123 transitions. [2018-11-18 16:01:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 16:01:05,070 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:05,071 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:01:05,071 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:05,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:05,071 INFO L82 PathProgramCache]: Analyzing trace with hash 559604531, now seen corresponding path program 1 times [2018-11-18 16:01:05,071 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:05,071 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:05,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:05,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:05,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 16:01:05,160 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:01:05,161 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/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 16:01:05,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:05,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:01:05,331 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:01:05,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:01:05,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-18 16:01:05,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:01:05,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:01:05,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:01:05,357 INFO L87 Difference]: Start difference. First operand 1771 states and 2123 transitions. Second operand 6 states. [2018-11-18 16:01:06,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:06,144 INFO L93 Difference]: Finished difference Result 4074 states and 5150 transitions. [2018-11-18 16:01:06,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:01:06,145 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-11-18 16:01:06,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:06,157 INFO L225 Difference]: With dead ends: 4074 [2018-11-18 16:01:06,158 INFO L226 Difference]: Without dead ends: 2657 [2018-11-18 16:01:06,162 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:01:06,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2657 states. [2018-11-18 16:01:06,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2657 to 2305. [2018-11-18 16:01:06,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2305 states. [2018-11-18 16:01:06,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 2305 states and 2779 transitions. [2018-11-18 16:01:06,291 INFO L78 Accepts]: Start accepts. Automaton has 2305 states and 2779 transitions. Word has length 163 [2018-11-18 16:01:06,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:06,292 INFO L480 AbstractCegarLoop]: Abstraction has 2305 states and 2779 transitions. [2018-11-18 16:01:06,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:01:06,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2779 transitions. [2018-11-18 16:01:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 16:01:06,297 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:06,297 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:01:06,297 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:06,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:06,298 INFO L82 PathProgramCache]: Analyzing trace with hash -379266631, now seen corresponding path program 1 times [2018-11-18 16:01:06,298 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:06,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:06,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:06,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:06,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 16:01:06,437 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:01:06,438 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/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 16:01:06,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:06,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:01:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:01:06,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:01:06,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-18 16:01:06,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 16:01:06,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 16:01:06,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-18 16:01:06,670 INFO L87 Difference]: Start difference. First operand 2305 states and 2779 transitions. Second operand 14 states. [2018-11-18 16:01:08,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:08,457 INFO L93 Difference]: Finished difference Result 6528 states and 8671 transitions. [2018-11-18 16:01:08,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 16:01:08,458 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 159 [2018-11-18 16:01:08,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:08,476 INFO L225 Difference]: With dead ends: 6528 [2018-11-18 16:01:08,476 INFO L226 Difference]: Without dead ends: 4589 [2018-11-18 16:01:08,483 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-18 16:01:08,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4589 states. [2018-11-18 16:01:08,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4589 to 3739. [2018-11-18 16:01:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3739 states. [2018-11-18 16:01:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3739 states to 3739 states and 4471 transitions. [2018-11-18 16:01:08,748 INFO L78 Accepts]: Start accepts. Automaton has 3739 states and 4471 transitions. Word has length 159 [2018-11-18 16:01:08,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:08,748 INFO L480 AbstractCegarLoop]: Abstraction has 3739 states and 4471 transitions. [2018-11-18 16:01:08,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 16:01:08,749 INFO L276 IsEmpty]: Start isEmpty. Operand 3739 states and 4471 transitions. [2018-11-18 16:01:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 16:01:08,752 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:01:08,753 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:01:08,753 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:01:08,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:01:08,753 INFO L82 PathProgramCache]: Analyzing trace with hash -104507017, now seen corresponding path program 1 times [2018-11-18 16:01:08,753 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:01:08,753 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:01:08,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:08,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:01:08,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:01:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:01:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 16:01:08,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:01:08,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:01:08,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:01:08,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:01:08,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:01:08,860 INFO L87 Difference]: Start difference. First operand 3739 states and 4471 transitions. Second operand 9 states. [2018-11-18 16:01:08,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:01:08,987 INFO L93 Difference]: Finished difference Result 4793 states and 5729 transitions. [2018-11-18 16:01:08,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:01:08,987 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 159 [2018-11-18 16:01:08,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:01:08,988 INFO L225 Difference]: With dead ends: 4793 [2018-11-18 16:01:08,989 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:01:08,996 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 16:01:08,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:01:08,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:01:08,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:01:08,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:01:08,997 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 159 [2018-11-18 16:01:08,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:01:08,997 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:01:08,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:01:08,997 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:01:08,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:01:09,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:01:09,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:09,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:01:10,247 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 18 [2018-11-18 16:01:10,549 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 33 [2018-11-18 16:01:10,807 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 28 [2018-11-18 16:01:10,991 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2018-11-18 16:01:11,202 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2018-11-18 16:01:11,424 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 45 [2018-11-18 16:01:11,535 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2018-11-18 16:01:12,663 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 34 [2018-11-18 16:01:12,912 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 36 [2018-11-18 16:01:12,932 INFO L425 ceAbstractionStarter]: For program point L380(lines 357 381) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 333 388) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L364(lines 364 368) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L364-1(lines 364 368) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 333 388) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L358-1(lines 358 379) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L358-3(lines 358 379) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 333 388) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 415 440) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L415-3(lines 415 440) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point L434-1(line 434) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 389 448) no Hoare annotation was computed. [2018-11-18 16:01:12,933 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 389 448) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point L441(lines 414 442) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 389 448) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point L421(lines 421 425) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 421 425) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-18 16:01:12,934 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 16:01:12,935 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,935 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,935 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,935 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,935 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-18 16:01:12,935 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-18 16:01:12,935 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,935 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,935 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-18 16:01:12,935 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2018-11-18 16:01:12,935 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-18 16:01:12,936 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (and (not (= ~systemActive~0 0)) .cse5)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (or .cse0 .cse1) .cse2) .cse3) (or .cse4 .cse5 .cse6 .cse2) (or (or .cse4 .cse0 .cse2) .cse3) (or .cse5 (or .cse4 .cse6 (not (= ~waterLevel~0 1)))) (or .cse5 .cse6 (< ~waterLevel~0 1) .cse1)))) [2018-11-18 16:01:12,937 INFO L421 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or (or (or .cse0 .cse1) .cse2) .cse3) (or (or .cse4 .cse0 .cse2) .cse3) (or .cse4 .cse5 .cse6) (or .cse5 .cse6 .cse1) (or .cse5 .cse2 .cse1) (or .cse4 .cse5 .cse2))) [2018-11-18 16:01:12,937 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2018-11-18 16:01:12,937 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2018-11-18 16:01:12,937 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L425 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2018-11-18 16:01:12,937 INFO L428 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: true [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L931-1(line 931) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 896) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L888-2(lines 888 896) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 869 904) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 884) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L876-2(lines 876 884) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 869 904) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 869 904) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point L899-1(line 899) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 287 332) no Hoare annotation was computed. [2018-11-18 16:01:12,938 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 287 332) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 287 332) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 600 645) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point L620(lines 620 627) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 600 645) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 634) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 600 645) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point L614-1(lines 614 634) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2018-11-18 16:01:12,939 INFO L428 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2018-11-18 16:01:12,939 INFO L425 ceAbstractionStarter]: For program point L854-1(line 854) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L421 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (and (= processEnvironment_~tmp~7 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse3))) [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L421 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse5 .cse3) (or .cse4 .cse5 .cse1 .cse2))) [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2018-11-18 16:01:12,940 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2018-11-18 16:01:12,941 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-18 16:01:12,941 INFO L421 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:01:12,941 INFO L425 ceAbstractionStarter]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2018-11-18 16:01:12,941 INFO L421 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:01:12,941 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2018-11-18 16:01:12,941 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2018-11-18 16:01:12,941 INFO L421 ceAbstractionStarter]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse6 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:01:12,941 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,941 INFO L425 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2018-11-18 16:01:12,941 INFO L421 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse4 .cse3) (and .cse0 .cse5 .cse3))) [2018-11-18 16:01:12,941 INFO L425 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L421 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L421 ceAbstractionStarter]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:01:12,942 INFO L421 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 1 ~waterLevel~0) (= ~methaneLevelCritical~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (and .cse2 .cse3 (not (= ~systemActive~0 0)) .cse1) (and .cse3 (and .cse2 .cse0 .cse1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L425 ceAbstractionStarter]: For program point L668-1(lines 668 717) no Hoare annotation was computed. [2018-11-18 16:01:12,942 INFO L421 ceAbstractionStarter]: At program point L718(lines 667 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:01:12,943 INFO L421 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse5 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 (and .cse4 .cse6 .cse3)))) [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 581) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 554 599) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 588) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 568 588) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 554 599) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 554 599) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2018-11-18 16:01:12,943 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 213) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 451 553) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 479) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 550) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 506) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L500-1(lines 500 520) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L500-3(lines 500 520) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L521(lines 499 522) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 451 553) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 496) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 547) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L501(lines 500 520) no Hoare annotation was computed. [2018-11-18 16:01:12,944 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point L532-1(line 532) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 451 553) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 538) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 968 977) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 968 977) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 968 977) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,945 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 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2018-11-18 16:01:12,945 INFO L421 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:01:12,945 INFO L425 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 824 840) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:01:12,946 INFO L421 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 220 228) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L428 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: true [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2018-11-18 16:01:12,946 INFO L425 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or (or .cse0 (not (= ~waterLevel~0 1)) .cse1) .cse2) (or .cse2 (or .cse0 .cse3 .cse1)) (or (or (= ~systemActive~0 0) .cse3 .cse1) .cse2))) [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point L736(lines 735 754) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) .cse0) (or (or .cse1 .cse4 .cse5) .cse0) (or (or .cse4 .cse5 .cse3) .cse0) (or .cse0 (or .cse2 .cse5 .cse3)))) [2018-11-18 16:01:12,947 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2018-11-18 16:01:12,947 INFO L421 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-11-18 16:01:12,947 INFO L421 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse7 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse3 (and .cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (or .cse1 .cse4 .cse5) .cse3) (or (and (not .cse6) .cse7) .cse3 (or .cse1 .cse2 .cse5)) (or .cse8 (or .cse0 .cse6 .cse2)) (or .cse3 (or .cse0 .cse1 .cse4)) (or (or .cse6 .cse2 .cse5) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L421 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or (or .cse4 .cse6) .cse5) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-18 16:01:12,948 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-18 16:01:12,948 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 16:01:12,948 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,949 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 16:01:12,949 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2018-11-18 16:01:12,949 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: true [2018-11-18 16:01:12,950 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2018-11-18 16:01:12,950 INFO L425 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2018-11-18 16:01:12,950 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1)))) (or .cse2 .cse3 (< ~waterLevel~0 1) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (or .cse1 .cse2 .cse3 (< ~waterLevel~0 2)) .cse0))) [2018-11-18 16:01:12,950 INFO L425 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2018-11-18 16:01:12,950 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2018-11-18 16:01:12,950 INFO L421 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:01:12,950 INFO L425 ceAbstractionStarter]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2018-11-18 16:01:12,950 INFO L421 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) .cse3) (or .cse3 (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (< ~waterLevel~0 1)) (or .cse3 (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2))))) [2018-11-18 16:01:12,950 INFO L421 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 (and (<= 2 ~waterLevel~0) .cse3) .cse1 (< ~waterLevel~0 1)) (or .cse3 (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2)))) [2018-11-18 16:01:12,950 INFO L425 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2018-11-18 16:01:12,950 INFO L421 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1)))) (or .cse2 .cse3 (< ~waterLevel~0 1) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (or .cse1 .cse2 .cse3 (< ~waterLevel~0 2)) .cse0))) [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) .cse0) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L421 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (< ~waterLevel~0 1))) (and (or (= ~systemActive~0 0) (< ~waterLevel~0 2) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or (or .cse1 .cse0) .cse2))) [2018-11-18 16:01:12,951 INFO L425 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2018-11-18 16:01:12,951 INFO L421 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) (< ~waterLevel~0 2) .cse0) (or (or (not (= 0 ~pumpRunning~0)) .cse0) (< ~waterLevel~0 1)))) [2018-11-18 16:01:12,952 INFO L425 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-11-18 16:01:12,952 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2018-11-18 16:01:12,952 INFO L425 ceAbstractionStarter]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2018-11-18 16:01:12,952 INFO L428 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: true [2018-11-18 16:01:12,952 INFO L425 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-11-18 16:01:12,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:01:12 BoogieIcfgContainer [2018-11-18 16:01:12,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:01:12,964 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:01:12,964 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:01:12,964 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:01:12,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:01:00" (3/4) ... [2018-11-18 16:01:12,973 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:01:12,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:01:12,981 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:01:12,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:01:12,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:01:12,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:01:12,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 16:01:12,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:01:12,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:01:12,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:01:12,989 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 16:01:12,990 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:01:12,990 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:01:13,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:01:13,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:01:13,050 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4da52650-d60a-4161-9bed-33f07ea01fb1/bin-2019/uautomizer/witness.graphml [2018-11-18 16:01:13,050 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:01:13,051 INFO L168 Benchmark]: Toolchain (without parser) took 13166.58 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 400.6 MB). Free memory was 957.6 MB in the beginning and 1.3 GB in the end (delta: -375.5 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:13,051 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:01:13,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:13,052 INFO L168 Benchmark]: Boogie Preprocessor took 62.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:13,052 INFO L168 Benchmark]: RCFGBuilder took 600.39 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:13,052 INFO L168 Benchmark]: TraceAbstraction took 12011.26 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 255.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -307.0 MB). Peak memory consumption was 458.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:13,055 INFO L168 Benchmark]: Witness Printer took 85.82 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:01:13,056 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 600.39 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12011.26 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 255.9 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -307.0 MB). Peak memory consumption was 458.0 MB. Max. memory is 11.5 GB. * Witness Printer took 85.82 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 257 locations, 1 error locations. SAFE Result, 11.9s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2526 SDtfs, 2343 SDslu, 7627 SDs, 0 SdLazy, 4720 SolverSat, 1007 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 466 SyntacticMatches, 2 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3739occurred in iteration=11, 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: 0.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 1375 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 5366 PreInvPairs, 5590 NumberOfFragments, 2212 HoareAnnotationTreeSize, 5366 FomulaSimplifications, 21644 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 24820 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1578 NumberOfCodeBlocks, 1578 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1563 ConstructedInterpolants, 0 QuantifiedInterpolants, 308820 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2292 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 193/203 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...