./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/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 216d00aaae39a5385dce6e868b43ee8cd776a043 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:50:46,639 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:50:46,640 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:50:46,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:50:46,646 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:50:46,646 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:50:46,647 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:50:46,648 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:50:46,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:50:46,650 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:50:46,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:50:46,651 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:50:46,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:50:46,652 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:50:46,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:50:46,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:50:46,653 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:50:46,654 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:50:46,655 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:50:46,656 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:50:46,657 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:50:46,658 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:50:46,659 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:50:46,659 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:50:46,660 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:50:46,660 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:50:46,661 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:50:46,661 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:50:46,661 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:50:46,662 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:50:46,662 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:50:46,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:50:46,663 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:50:46,663 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:50:46,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:50:46,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:50:46,664 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 04:50:46,673 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:50:46,674 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:50:46,674 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:50:46,674 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:50:46,675 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:50:46,675 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:50:46,675 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:50:46,675 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:50:46,675 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:50:46,675 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:50:46,676 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:50:46,677 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:50:46,677 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:50:46,677 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:50:46,677 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:50:46,677 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:50:46,677 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:50:46,677 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:50:46,677 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:50:46,678 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:50:46,678 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 04:50:46,678 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:50:46,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:50:46,678 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_def21f1f-2e7f-4217-909b-bf61c6b417af/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 -> 216d00aaae39a5385dce6e868b43ee8cd776a043 [2018-11-10 04:50:46,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:50:46,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:50:46,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:50:46,715 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:50:46,715 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:50:46,715 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-10 04:50:46,753 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/data/f4f016c8b/51d2c496b8e542419d6c73c3365e1b3e/FLAG7a2230f9d [2018-11-10 04:50:47,097 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:50:47,097 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-10 04:50:47,104 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/data/f4f016c8b/51d2c496b8e542419d6c73c3365e1b3e/FLAG7a2230f9d [2018-11-10 04:50:47,116 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/data/f4f016c8b/51d2c496b8e542419d6c73c3365e1b3e [2018-11-10 04:50:47,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:50:47,119 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 04:50:47,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:50:47,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:50:47,123 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:50:47,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47, skipping insertion in model container [2018-11-10 04:50:47,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:50:47,167 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:50:47,358 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:50:47,366 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:50:47,418 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:50:47,434 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:50:47,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47 WrapperNode [2018-11-10 04:50:47,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:50:47,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:50:47,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:50:47,435 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:50:47,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... [2018-11-10 04:50:47,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:50:47,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:50:47,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:50:47,524 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:50:47,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/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 [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 04:50:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 04:50:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 04:50:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 04:50:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 04:50:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 04:50:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 04:50:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 04:50:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:50:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 04:50:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 04:50:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 04:50:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:50:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:50:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:50:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 04:50:48,190 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:50:48,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:50:48 BoogieIcfgContainer [2018-11-10 04:50:48,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:50:48,191 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:50:48,191 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:50:48,194 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:50:48,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:50:47" (1/3) ... [2018-11-10 04:50:48,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5048ec78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:50:48, skipping insertion in model container [2018-11-10 04:50:48,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:50:47" (2/3) ... [2018-11-10 04:50:48,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5048ec78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:50:48, skipping insertion in model container [2018-11-10 04:50:48,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:50:48" (3/3) ... [2018-11-10 04:50:48,197 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-10 04:50:48,204 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:50:48,211 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:50:48,223 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:50:48,250 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:50:48,250 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:50:48,250 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:50:48,250 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:50:48,251 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:50:48,251 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:50:48,251 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:50:48,251 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:50:48,251 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:50:48,269 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-11-10 04:50:48,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 04:50:48,277 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:48,278 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:48,280 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:48,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:48,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1152713117, now seen corresponding path program 1 times [2018-11-10 04:50:48,286 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:48,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:48,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:48,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:48,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:48,487 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:48,487 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 04:50:48,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 04:50:48,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 04:50:48,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 04:50:48,504 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 2 states. [2018-11-10 04:50:48,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:48,531 INFO L93 Difference]: Finished difference Result 333 states and 402 transitions. [2018-11-10 04:50:48,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 04:50:48,532 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 83 [2018-11-10 04:50:48,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:48,542 INFO L225 Difference]: With dead ends: 333 [2018-11-10 04:50:48,542 INFO L226 Difference]: Without dead ends: 185 [2018-11-10 04:50:48,545 INFO L605 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 [2018-11-10 04:50:48,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-11-10 04:50:48,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2018-11-10 04:50:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-11-10 04:50:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 211 transitions. [2018-11-10 04:50:48,584 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 211 transitions. Word has length 83 [2018-11-10 04:50:48,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:48,585 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 211 transitions. [2018-11-10 04:50:48,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 04:50:48,585 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 211 transitions. [2018-11-10 04:50:48,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 04:50:48,587 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:48,587 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:48,587 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:48,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:48,587 INFO L82 PathProgramCache]: Analyzing trace with hash -2070702780, now seen corresponding path program 1 times [2018-11-10 04:50:48,587 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:48,587 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:48,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:48,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:48,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:48,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:48,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:48,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 04:50:48,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 04:50:48,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 04:50:48,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 04:50:48,699 INFO L87 Difference]: Start difference. First operand 185 states and 211 transitions. Second operand 3 states. [2018-11-10 04:50:48,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:48,719 INFO L93 Difference]: Finished difference Result 274 states and 314 transitions. [2018-11-10 04:50:48,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 04:50:48,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2018-11-10 04:50:48,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:48,721 INFO L225 Difference]: With dead ends: 274 [2018-11-10 04:50:48,721 INFO L226 Difference]: Without dead ends: 175 [2018-11-10 04:50:48,722 INFO L605 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 [2018-11-10 04:50:48,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-11-10 04:50:48,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2018-11-10 04:50:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-11-10 04:50:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 198 transitions. [2018-11-10 04:50:48,734 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 198 transitions. Word has length 85 [2018-11-10 04:50:48,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:48,734 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 198 transitions. [2018-11-10 04:50:48,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 04:50:48,735 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 198 transitions. [2018-11-10 04:50:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 04:50:48,736 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:48,736 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:48,736 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:48,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:48,737 INFO L82 PathProgramCache]: Analyzing trace with hash 931754941, now seen corresponding path program 1 times [2018-11-10 04:50:48,737 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:48,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:48,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:48,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:48,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:48,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:48,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 04:50:48,852 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 04:50:48,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 04:50:48,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:50:48,853 INFO L87 Difference]: Start difference. First operand 175 states and 198 transitions. Second operand 7 states. [2018-11-10 04:50:49,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:49,168 INFO L93 Difference]: Finished difference Result 454 states and 539 transitions. [2018-11-10 04:50:49,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 04:50:49,169 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-10 04:50:49,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:49,172 INFO L225 Difference]: With dead ends: 454 [2018-11-10 04:50:49,172 INFO L226 Difference]: Without dead ends: 340 [2018-11-10 04:50:49,173 INFO L605 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 [2018-11-10 04:50:49,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-10 04:50:49,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 332. [2018-11-10 04:50:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2018-11-10 04:50:49,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 392 transitions. [2018-11-10 04:50:49,208 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 392 transitions. Word has length 89 [2018-11-10 04:50:49,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:49,208 INFO L481 AbstractCegarLoop]: Abstraction has 332 states and 392 transitions. [2018-11-10 04:50:49,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 04:50:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 392 transitions. [2018-11-10 04:50:49,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 04:50:49,210 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:49,211 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:49,211 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:49,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:49,211 INFO L82 PathProgramCache]: Analyzing trace with hash 324377952, now seen corresponding path program 1 times [2018-11-10 04:50:49,211 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:49,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:49,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:49,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:49,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:49,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:49,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:50:49,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:50:49,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:50:49,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:50:49,338 INFO L87 Difference]: Start difference. First operand 332 states and 392 transitions. Second operand 6 states. [2018-11-10 04:50:49,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:49,449 INFO L93 Difference]: Finished difference Result 859 states and 1050 transitions. [2018-11-10 04:50:49,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 04:50:49,450 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 95 [2018-11-10 04:50:49,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:49,453 INFO L225 Difference]: With dead ends: 859 [2018-11-10 04:50:49,453 INFO L226 Difference]: Without dead ends: 588 [2018-11-10 04:50:49,454 INFO L605 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 [2018-11-10 04:50:49,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2018-11-10 04:50:49,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 582. [2018-11-10 04:50:49,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-10 04:50:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 697 transitions. [2018-11-10 04:50:49,486 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 697 transitions. Word has length 95 [2018-11-10 04:50:49,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:49,487 INFO L481 AbstractCegarLoop]: Abstraction has 582 states and 697 transitions. [2018-11-10 04:50:49,488 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:50:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 697 transitions. [2018-11-10 04:50:49,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 04:50:49,490 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:49,490 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:49,490 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:49,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:49,490 INFO L82 PathProgramCache]: Analyzing trace with hash 516017572, now seen corresponding path program 1 times [2018-11-10 04:50:49,490 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:49,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:49,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:49,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:49,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:49,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:49,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 04:50:49,570 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 04:50:49,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 04:50:49,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 04:50:49,570 INFO L87 Difference]: Start difference. First operand 582 states and 697 transitions. Second operand 7 states. [2018-11-10 04:50:49,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:49,904 INFO L93 Difference]: Finished difference Result 1439 states and 1850 transitions. [2018-11-10 04:50:49,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 04:50:49,904 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2018-11-10 04:50:49,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:49,908 INFO L225 Difference]: With dead ends: 1439 [2018-11-10 04:50:49,908 INFO L226 Difference]: Without dead ends: 918 [2018-11-10 04:50:49,909 INFO L605 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 [2018-11-10 04:50:49,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2018-11-10 04:50:49,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 816. [2018-11-10 04:50:49,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 816 states. [2018-11-10 04:50:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 978 transitions. [2018-11-10 04:50:49,947 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 978 transitions. Word has length 99 [2018-11-10 04:50:49,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:49,947 INFO L481 AbstractCegarLoop]: Abstraction has 816 states and 978 transitions. [2018-11-10 04:50:49,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 04:50:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 978 transitions. [2018-11-10 04:50:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 04:50:49,949 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:49,950 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:49,950 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:49,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:49,950 INFO L82 PathProgramCache]: Analyzing trace with hash -12050363, now seen corresponding path program 1 times [2018-11-10 04:50:49,950 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:49,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:49,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:49,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:49,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:50:50,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:50,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 04:50:50,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:50:50,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:50:50,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:50:50,020 INFO L87 Difference]: Start difference. First operand 816 states and 978 transitions. Second operand 6 states. [2018-11-10 04:50:50,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:50,055 INFO L93 Difference]: Finished difference Result 1599 states and 1983 transitions. [2018-11-10 04:50:50,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 04:50:50,055 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-10 04:50:50,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:50,058 INFO L225 Difference]: With dead ends: 1599 [2018-11-10 04:50:50,058 INFO L226 Difference]: Without dead ends: 844 [2018-11-10 04:50:50,060 INFO L605 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 [2018-11-10 04:50:50,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2018-11-10 04:50:50,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 836. [2018-11-10 04:50:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 836 states. [2018-11-10 04:50:50,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 998 transitions. [2018-11-10 04:50:50,085 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 998 transitions. Word has length 136 [2018-11-10 04:50:50,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:50,086 INFO L481 AbstractCegarLoop]: Abstraction has 836 states and 998 transitions. [2018-11-10 04:50:50,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:50:50,086 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 998 transitions. [2018-11-10 04:50:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 04:50:50,087 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:50,088 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:50,088 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:50,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:50,088 INFO L82 PathProgramCache]: Analyzing trace with hash 881435975, now seen corresponding path program 1 times [2018-11-10 04:50:50,088 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:50,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:50,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:50,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:50,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:50:50,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:50,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 04:50:50,174 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 04:50:50,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 04:50:50,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 04:50:50,174 INFO L87 Difference]: Start difference. First operand 836 states and 998 transitions. Second operand 8 states. [2018-11-10 04:50:50,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:50,213 INFO L93 Difference]: Finished difference Result 1639 states and 2023 transitions. [2018-11-10 04:50:50,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 04:50:50,214 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2018-11-10 04:50:50,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:50,216 INFO L225 Difference]: With dead ends: 1639 [2018-11-10 04:50:50,216 INFO L226 Difference]: Without dead ends: 864 [2018-11-10 04:50:50,218 INFO L605 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 [2018-11-10 04:50:50,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2018-11-10 04:50:50,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 852. [2018-11-10 04:50:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 852 states. [2018-11-10 04:50:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1014 transitions. [2018-11-10 04:50:50,242 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1014 transitions. Word has length 136 [2018-11-10 04:50:50,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:50,242 INFO L481 AbstractCegarLoop]: Abstraction has 852 states and 1014 transitions. [2018-11-10 04:50:50,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 04:50:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1014 transitions. [2018-11-10 04:50:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 04:50:50,244 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:50,244 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:50,245 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:50,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:50,245 INFO L82 PathProgramCache]: Analyzing trace with hash 873676616, now seen corresponding path program 1 times [2018-11-10 04:50:50,245 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:50,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:50,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:50,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:50,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:50:50,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:50,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 04:50:50,314 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 04:50:50,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 04:50:50,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 04:50:50,315 INFO L87 Difference]: Start difference. First operand 852 states and 1014 transitions. Second operand 4 states. [2018-11-10 04:50:50,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:50,451 INFO L93 Difference]: Finished difference Result 2620 states and 3283 transitions. [2018-11-10 04:50:50,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 04:50:50,452 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 136 [2018-11-10 04:50:50,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:50,457 INFO L225 Difference]: With dead ends: 2620 [2018-11-10 04:50:50,457 INFO L226 Difference]: Without dead ends: 1829 [2018-11-10 04:50:50,459 INFO L605 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 [2018-11-10 04:50:50,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2018-11-10 04:50:50,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1798. [2018-11-10 04:50:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1798 states. [2018-11-10 04:50:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2202 transitions. [2018-11-10 04:50:50,522 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2202 transitions. Word has length 136 [2018-11-10 04:50:50,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:50,522 INFO L481 AbstractCegarLoop]: Abstraction has 1798 states and 2202 transitions. [2018-11-10 04:50:50,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 04:50:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2202 transitions. [2018-11-10 04:50:50,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 04:50:50,524 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:50,525 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:50,525 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:50,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:50,525 INFO L82 PathProgramCache]: Analyzing trace with hash 900379490, now seen corresponding path program 1 times [2018-11-10 04:50:50,525 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:50,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:50,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:50,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:50,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:50,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:50:50,627 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:50:50,627 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/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 [2018-11-10 04:50:50,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:50,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:50:50,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:50:50,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 04:50:50,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 04:50:50,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 04:50:50,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 04:50:50,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 04:50:50,866 INFO L87 Difference]: Start difference. First operand 1798 states and 2202 transitions. Second operand 19 states. [2018-11-10 04:50:51,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:51,445 INFO L93 Difference]: Finished difference Result 3505 states and 4347 transitions. [2018-11-10 04:50:51,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 04:50:51,445 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 140 [2018-11-10 04:50:51,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:51,450 INFO L225 Difference]: With dead ends: 3505 [2018-11-10 04:50:51,450 INFO L226 Difference]: Without dead ends: 1768 [2018-11-10 04:50:51,454 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 135 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 04:50:51,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2018-11-10 04:50:51,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1768. [2018-11-10 04:50:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1768 states. [2018-11-10 04:50:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1768 states and 2120 transitions. [2018-11-10 04:50:51,513 INFO L78 Accepts]: Start accepts. Automaton has 1768 states and 2120 transitions. Word has length 140 [2018-11-10 04:50:51,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:51,514 INFO L481 AbstractCegarLoop]: Abstraction has 1768 states and 2120 transitions. [2018-11-10 04:50:51,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 04:50:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2120 transitions. [2018-11-10 04:50:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 04:50:51,518 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:51,518 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:51,518 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:51,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:51,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1642853318, now seen corresponding path program 1 times [2018-11-10 04:50:51,519 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:51,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:51,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:51,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:51,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 04:50:51,600 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:50:51,600 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/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 [2018-11-10 04:50:51,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:51,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:50:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:50:51,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 04:50:51,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-10 04:50:51,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 04:50:51,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 04:50:51,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 04:50:51,765 INFO L87 Difference]: Start difference. First operand 1768 states and 2120 transitions. Second operand 6 states. [2018-11-10 04:50:52,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:52,213 INFO L93 Difference]: Finished difference Result 4011 states and 5083 transitions. [2018-11-10 04:50:52,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 04:50:52,213 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 198 [2018-11-10 04:50:52,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:52,220 INFO L225 Difference]: With dead ends: 4011 [2018-11-10 04:50:52,221 INFO L226 Difference]: Without dead ends: 2626 [2018-11-10 04:50:52,224 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-10 04:50:52,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2626 states. [2018-11-10 04:50:52,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2626 to 2286. [2018-11-10 04:50:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2286 states. [2018-11-10 04:50:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 2286 states and 2760 transitions. [2018-11-10 04:50:52,305 INFO L78 Accepts]: Start accepts. Automaton has 2286 states and 2760 transitions. Word has length 198 [2018-11-10 04:50:52,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:52,305 INFO L481 AbstractCegarLoop]: Abstraction has 2286 states and 2760 transitions. [2018-11-10 04:50:52,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 04:50:52,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2760 transitions. [2018-11-10 04:50:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:50:52,310 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:52,310 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:52,310 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:52,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:52,310 INFO L82 PathProgramCache]: Analyzing trace with hash -2118636396, now seen corresponding path program 1 times [2018-11-10 04:50:52,310 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:52,310 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:52,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:52,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:52,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 04:50:52,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 04:50:52,430 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/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 [2018-11-10 04:50:52,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:52,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:50:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:50:52,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 04:50:52,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-10 04:50:52,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 04:50:52,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 04:50:52,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-10 04:50:52,644 INFO L87 Difference]: Start difference. First operand 2286 states and 2760 transitions. Second operand 14 states. [2018-11-10 04:50:53,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:53,918 INFO L93 Difference]: Finished difference Result 6389 states and 8516 transitions. [2018-11-10 04:50:53,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-10 04:50:53,918 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 194 [2018-11-10 04:50:53,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:53,930 INFO L225 Difference]: With dead ends: 6389 [2018-11-10 04:50:53,931 INFO L226 Difference]: Without dead ends: 4498 [2018-11-10 04:50:53,936 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-10 04:50:53,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4498 states. [2018-11-10 04:50:54,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4498 to 3688. [2018-11-10 04:50:54,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3688 states. [2018-11-10 04:50:54,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3688 states and 4420 transitions. [2018-11-10 04:50:54,101 INFO L78 Accepts]: Start accepts. Automaton has 3688 states and 4420 transitions. Word has length 194 [2018-11-10 04:50:54,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:54,102 INFO L481 AbstractCegarLoop]: Abstraction has 3688 states and 4420 transitions. [2018-11-10 04:50:54,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 04:50:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 4420 transitions. [2018-11-10 04:50:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:50:54,107 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:50:54,108 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:50:54,108 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:50:54,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:50:54,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1843876782, now seen corresponding path program 1 times [2018-11-10 04:50:54,108 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:50:54,108 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:50:54,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:54,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:50:54,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:50:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:50:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 04:50:54,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:50:54,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 04:50:54,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 04:50:54,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 04:50:54,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 04:50:54,194 INFO L87 Difference]: Start difference. First operand 3688 states and 4420 transitions. Second operand 9 states. [2018-11-10 04:50:54,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:50:54,281 INFO L93 Difference]: Finished difference Result 4718 states and 5654 transitions. [2018-11-10 04:50:54,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 04:50:54,281 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 194 [2018-11-10 04:50:54,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:50:54,282 INFO L225 Difference]: With dead ends: 4718 [2018-11-10 04:50:54,282 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 04:50:54,287 INFO L605 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 [2018-11-10 04:50:54,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 04:50:54,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 04:50:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 04:50:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 04:50:54,288 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 194 [2018-11-10 04:50:54,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:50:54,288 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 04:50:54,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 04:50:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 04:50:54,289 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:50:54,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 04:50:54,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:54,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 04:50:55,264 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 18 [2018-11-10 04:50:55,425 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 22 [2018-11-10 04:50:55,636 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 23 [2018-11-10 04:50:56,039 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2018-11-10 04:50:56,487 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 33 [2018-11-10 04:50:56,755 WARN L179 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 45 [2018-11-10 04:50:56,880 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 28 [2018-11-10 04:50:57,231 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 34 [2018-11-10 04:50:57,537 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 31 [2018-11-10 04:50:57,724 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 34 [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 578) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L574-1(lines 574 578) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 568 589) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L566-1(line 566) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 543 598) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L587-1(lines 568 589) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point L590(lines 567 591) no Hoare annotation was computed. [2018-11-10 04:50:58,154 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 543 598) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 543 598) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 599 658) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L651(lines 624 652) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 599 658) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L643-1(line 643) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L639(line 639) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L639-1(line 639) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 635) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L631-1(lines 631 635) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 599 658) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L625-1(lines 625 650) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L623(line 623) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L623-1(line 623) no Hoare annotation was computed. [2018-11-10 04:50:58,155 INFO L425 ceAbstractionStarter]: For program point L625-3(lines 625 650) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point L648-1(line 648) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point L644(line 644) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point L644-1(line 644) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2018-11-10 04:50:58,156 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 967 989) 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))) [2018-11-10 04:50:58,156 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 967 989) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L421 ceAbstractionStarter]: At program point L979(line 979) 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) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 04:50:58,157 INFO L421 ceAbstractionStarter]: At program point L979-1(line 979) 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) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point L977(lines 977 984) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point L977-1(lines 977 984) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L421 ceAbstractionStarter]: At program point L974(line 974) 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))) [2018-11-10 04:50:58,157 INFO L421 ceAbstractionStarter]: At program point L973(line 973) 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))) [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 967 989) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L421 ceAbstractionStarter]: At program point L973-1(line 973) 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))) [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 926 949) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 926 949) no Hoare annotation was computed. [2018-11-10 04:50:58,157 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 926 949) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L944(line 944) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L943(line 943) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L936(line 936) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L935(line 935) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-10 04:50:58,158 INFO L421 ceAbstractionStarter]: At program point L481(line 481) 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))) [2018-11-10 04:50:58,159 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 475 489) no Hoare annotation was computed. [2018-11-10 04:50:58,159 INFO L425 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-11-10 04:50:58,159 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 475 489) 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)))) [2018-11-10 04:50:58,159 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 475 489) no Hoare annotation was computed. [2018-11-10 04:50:58,159 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 392 400) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 392 400) the Hoare annotation is: true [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 392 400) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L428 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 416) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L408-2(lines 408 416) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 401 436) no Hoare annotation was computed. [2018-11-10 04:50:58,160 INFO L425 ceAbstractionStarter]: For program point L431-1(line 431) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 401 436) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 428) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 401 436) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L420-2(lines 420 428) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 497 542) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L534-2(line 534) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 497 542) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L527-1(line 527) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-10 04:50:58,161 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 497 542) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L523-1(line 523) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L520-1(line 520) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L830(lines 830 837) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 810 855) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L824(lines 824 844) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 810 855) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 842) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point L841-1(lines 824 844) no Hoare annotation was computed. [2018-11-10 04:50:58,162 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 810 855) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 835) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 957 966) 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))) [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 957 966) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 957 966) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 381 391) the Hoare annotation is: true [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 381 391) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 381 391) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L428 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-11-10 04:50:58,163 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 373 380) 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))) [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 373 380) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 373 380) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-10 04:50:58,163 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-10 04:50:58,164 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-10 04:50:58,164 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-10 04:50:58,164 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 322 346) no Hoare annotation was computed. [2018-11-10 04:50:58,164 INFO L421 ceAbstractionStarter]: At program point L341(line 341) 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))))) [2018-11-10 04:50:58,164 INFO L425 ceAbstractionStarter]: For program point L341-1(lines 322 346) no Hoare annotation was computed. [2018-11-10 04:50:58,164 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 322 346) 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))) [2018-11-10 04:50:58,164 INFO L421 ceAbstractionStarter]: At program point L336(line 336) 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))))) [2018-11-10 04:50:58,164 INFO L421 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse2 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse0 .cse1) (or .cse5 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse0 .cse1))) [2018-11-10 04:50:58,164 INFO L425 ceAbstractionStarter]: For program point L330(lines 330 338) no Hoare annotation was computed. [2018-11-10 04:50:58,164 INFO L421 ceAbstractionStarter]: At program point L328(line 328) 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))) [2018-11-10 04:50:58,164 INFO L425 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2018-11-10 04:50:58,164 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 343) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 288 294) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 288 294) the Hoare annotation is: true [2018-11-10 04:50:58,165 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 191 256) 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))) [2018-11-10 04:50:58,165 INFO L421 ceAbstractionStarter]: At program point L223(line 223) 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)))) [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 191 256) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L421 ceAbstractionStarter]: At program point L246(lines 201 248) 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)))) [2018-11-10 04:50:58,165 INFO L421 ceAbstractionStarter]: At program point L213(line 213) 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)))) [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 217) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point L211-1(lines 211 217) no Hoare annotation was computed. [2018-11-10 04:50:58,165 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 207) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 201 248) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L421 ceAbstractionStarter]: At program point L249(lines 200 250) 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))) [2018-11-10 04:50:58,166 INFO L421 ceAbstractionStarter]: At program point L239(line 239) 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)))) [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L421 ceAbstractionStarter]: At program point L237-1(lines 231 244) 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)))) [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L202(lines 201 248) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 244) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 191 256) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 796) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L795-1(lines 778 798) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 764 809) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 764 809) no Hoare annotation was computed. [2018-11-10 04:50:58,166 INFO L425 ceAbstractionStarter]: For program point L788(lines 788 789) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 764 809) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 791) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 798) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L805-1(line 805) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 347 354) 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))) [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 347 354) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 347 354) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-10 04:50:58,167 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L737-1(line 737) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L721(line 721) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L721-1(line 721) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 757) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L726(line 726) no Hoare annotation was computed. [2018-11-10 04:50:58,168 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 689) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L710-1(lines 710 730) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L710-3(lines 710 730) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L739(line 739) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L739-1(line 739) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 661 763) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L731(lines 709 732) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L723(line 723) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L690(lines 690 706) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L723-1(line 723) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L711(lines 710 730) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 661 763) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L707(lines 707 748) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L699(line 699) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L699-1(line 699) no Hoare annotation was computed. [2018-11-10 04:50:58,169 INFO L425 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L695-1(line 695) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 661 763) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L749(lines 749 760) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 716) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L741-1(line 741) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 861 870) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 861 870) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 861 870) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L834-1(line 834) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L795-1(line 795) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L432(line 432) no Hoare annotation was computed. [2018-11-10 04:50:58,170 INFO L425 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L426(line 426) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L426-1(line 426) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 04:50:58,171 INFO L425 ceAbstractionStarter]: For program point L422-1(line 422) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L418-1(line 418) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L406(line 406) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L406-1(line 406) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L788(line 788) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2018-11-10 04:50:58,172 INFO L425 ceAbstractionStarter]: For program point L788-2(line 788) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L113-1(line 113) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-10 04:50:58,173 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)) [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L105-1(line 105) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L421 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (and (= activatePump_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L367-1(lines 356 372) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 356 372) no Hoare annotation was computed. [2018-11-10 04:50:58,173 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 369) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L421 ceAbstractionStarter]: At program point L361(line 361) 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))))) [2018-11-10 04:50:58,174 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 356 372) 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))))) [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 437 455) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point L446(lines 446 450) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L428 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: true [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point L446-2(lines 446 450) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 437 455) the Hoare annotation is: true [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 437 455) no Hoare annotation was computed. [2018-11-10 04:50:58,174 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) 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))) [2018-11-10 04:50:58,175 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-10 04:50:58,175 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-10 04:50:58,175 INFO L421 ceAbstractionStarter]: At program point L277(line 277) 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)))) [2018-11-10 04:50:58,175 INFO L421 ceAbstractionStarter]: At program point L275(lines 275 281) 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)))) [2018-11-10 04:50:58,175 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 264 287) 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)))) [2018-11-10 04:50:58,176 INFO L421 ceAbstractionStarter]: At program point L270(line 270) 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))) [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point L268(lines 267 286) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 264 287) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 264 287) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 896 925) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L428 ceAbstractionStarter]: At program point L921(lines 896 925) the Hoare annotation is: true [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 896 925) the Hoare annotation is: true [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point L910(lines 910 914) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L428 ceAbstractionStarter]: At program point L910-1(lines 910 914) the Hoare annotation is: true [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point L906-1(lines 906 920) no Hoare annotation was computed. [2018-11-10 04:50:58,176 INFO L428 ceAbstractionStarter]: At program point L906-3(lines 906 920) the Hoare annotation is: true [2018-11-10 04:50:58,176 INFO L428 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-11-10 04:50:58,176 INFO L425 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-10 04:50:58,177 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) 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))))) [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 950 956) no Hoare annotation was computed. [2018-11-10 04:50:58,177 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 950 956) the Hoare annotation is: true [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,177 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)) [2018-11-10 04:50:58,177 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:50:58,177 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 296 320) 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))) [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 296 320) no Hoare annotation was computed. [2018-11-10 04:50:58,177 INFO L421 ceAbstractionStarter]: At program point L315(line 315) 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))) [2018-11-10 04:50:58,177 INFO L425 ceAbstractionStarter]: For program point L315-1(lines 296 320) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L421 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 (< ~waterLevel~0 1)) (or .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 .cse2))) [2018-11-10 04:50:58,178 INFO L421 ceAbstractionStarter]: At program point L306(line 306) 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)))) [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point L304(lines 304 312) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L421 ceAbstractionStarter]: At program point L302(line 302) 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))) [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point L300(lines 300 317) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) 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))) [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-11-10 04:50:58,178 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2018-11-10 04:50:58,179 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2018-11-10 04:50:58,179 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 174) no Hoare annotation was computed. [2018-11-10 04:50:58,179 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 153 177) no Hoare annotation was computed. [2018-11-10 04:50:58,179 INFO L428 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2018-11-10 04:50:58,179 INFO L425 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2018-11-10 04:50:58,179 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 153 177) the Hoare annotation is: true [2018-11-10 04:50:58,179 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 153 177) no Hoare annotation was computed. [2018-11-10 04:50:58,181 INFO L421 ceAbstractionStarter]: At program point L167(line 167) 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))) [2018-11-10 04:50:58,181 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-11-10 04:50:58,181 INFO L421 ceAbstractionStarter]: At program point L163(line 163) 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)))) [2018-11-10 04:50:58,181 INFO L425 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-11-10 04:50:58,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:50:58 BoogieIcfgContainer [2018-11-10 04:50:58,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:50:58,202 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:50:58,202 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:50:58,202 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:50:58,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:50:48" (3/4) ... [2018-11-10 04:50:58,208 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:50:58,214 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 04:50:58,214 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 04:50:58,214 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 04:50:58,214 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 04:50:58,214 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 04:50:58,215 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 04:50:58,216 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 04:50:58,217 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 04:50:58,217 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 04:50:58,217 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 04:50:58,217 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 04:50:58,217 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 04:50:58,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 04:50:58,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 04:50:58,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 04:50:58,250 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) [2018-11-10 04:50:58,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 04:50:58,296 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_def21f1f-2e7f-4217-909b-bf61c6b417af/bin-2019/uautomizer/witness.graphml [2018-11-10 04:50:58,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:50:58,297 INFO L168 Benchmark]: Toolchain (without parser) took 11177.94 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 557.8 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 403.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:50:58,297 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:50:58,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.12 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:50:58,299 INFO L168 Benchmark]: Boogie Preprocessor took 88.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:50:58,300 INFO L168 Benchmark]: RCFGBuilder took 667.17 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: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:50:58,300 INFO L168 Benchmark]: TraceAbstraction took 10010.07 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 416.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -74.1 MB). Peak memory consumption was 504.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:50:58,300 INFO L168 Benchmark]: Witness Printer took 94.36 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:50:58,301 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 314.12 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 88.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 667.17 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: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10010.07 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 416.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -74.1 MB). Peak memory consumption was 504.3 MB. Max. memory is 11.5 GB. * Witness Printer took 94.36 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 201]: 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) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 348 locations, 1 error locations. SAFE Result, 9.9s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2897 SDtfs, 2181 SDslu, 9578 SDs, 0 SdLazy, 4952 SolverSat, 805 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 685 GetRequests, 572 SyntacticMatches, 2 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3688occurred 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: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 1317 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 5290 PreInvPairs, 5506 NumberOfFragments, 2145 HoareAnnotationTreeSize, 5290 FomulaSimplifications, 19321 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 66 FomulaSimplificationsInter, 24419 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2117 NumberOfCodeBlocks, 2117 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2102 ConstructedInterpolants, 0 QuantifiedInterpolants, 472890 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2434 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 188/198 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...