./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product55_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product55_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/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 9385f61fe99e17c8ecdfdd2ac56623ca621310c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:35:20,708 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:35:20,709 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:35:20,715 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:35:20,715 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:35:20,716 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:35:20,716 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:35:20,718 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:35:20,719 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:35:20,719 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:35:20,720 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:35:20,720 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:35:20,721 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:35:20,722 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:35:20,722 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:35:20,723 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:35:20,723 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:35:20,724 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:35:20,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:35:20,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:35:20,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:35:20,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:35:20,730 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:35:20,730 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:35:20,730 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:35:20,731 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:35:20,732 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:35:20,732 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:35:20,733 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:35:20,733 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:35:20,734 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:35:20,734 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:35:20,734 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:35:20,734 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:35:20,735 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:35:20,735 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:35:20,736 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:35:20,746 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:35:20,746 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:35:20,746 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:35:20,747 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:35:20,747 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:35:20,747 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:35:20,747 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:35:20,748 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:35:20,748 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:35:20,748 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:35:20,748 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:35:20,748 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:35:20,748 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:35:20,748 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:35:20,749 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:35:20,749 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:35:20,749 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:35:20,749 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:35:20,749 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:35:20,749 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:35:20,750 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:35:20,750 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:35:20,751 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:35:20,751 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:35:20,751 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_e38bc4e5-fd97-4f22-9e45-b204a8287a52/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 -> 9385f61fe99e17c8ecdfdd2ac56623ca621310c3 [2018-11-18 14:35:20,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:35:20,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:35:20,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:35:20,784 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:35:20,784 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:35:20,784 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product55_true-unreach-call_false-termination.cil.c [2018-11-18 14:35:20,828 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/data/a2bb838b7/4d291829afed42bab20bc15e5e1368e4/FLAGc6f097d72 [2018-11-18 14:35:21,242 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:35:21,243 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/sv-benchmarks/c/product-lines/minepump_spec4_product55_true-unreach-call_false-termination.cil.c [2018-11-18 14:35:21,250 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/data/a2bb838b7/4d291829afed42bab20bc15e5e1368e4/FLAGc6f097d72 [2018-11-18 14:35:21,258 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/data/a2bb838b7/4d291829afed42bab20bc15e5e1368e4 [2018-11-18 14:35:21,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:35:21,261 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:35:21,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:35:21,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:35:21,264 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:35:21,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70682c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21, skipping insertion in model container [2018-11-18 14:35:21,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:35:21,302 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:35:21,497 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:35:21,505 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:35:21,601 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:35:21,619 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:35:21,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21 WrapperNode [2018-11-18 14:35:21,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:35:21,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:35:21,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:35:21,620 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:35:21,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... [2018-11-18 14:35:21,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:35:21,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:35:21,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:35:21,673 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:35:21,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:35:21,724 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:35:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:35:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:35:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:35:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:35:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:35:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:35:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:35:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:35:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:35:21,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:35:21,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:35:21,728 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:35:21,728 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:35:21,728 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:35:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:35:21,730 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:35:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:35:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:35:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:35:22,447 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:35:22,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:35:22 BoogieIcfgContainer [2018-11-18 14:35:22,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:35:22,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:35:22,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:35:22,450 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:35:22,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:35:21" (1/3) ... [2018-11-18 14:35:22,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba1968e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:35:22, skipping insertion in model container [2018-11-18 14:35:22,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:35:21" (2/3) ... [2018-11-18 14:35:22,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba1968e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:35:22, skipping insertion in model container [2018-11-18 14:35:22,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:35:22" (3/3) ... [2018-11-18 14:35:22,452 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product55_true-unreach-call_false-termination.cil.c [2018-11-18 14:35:22,460 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:35:22,467 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:35:22,477 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:35:22,495 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:35:22,496 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:35:22,496 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:35:22,496 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:35:22,496 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:35:22,496 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:35:22,496 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:35:22,496 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:35:22,497 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:35:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2018-11-18 14:35:22,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:35:22,518 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:22,519 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:22,520 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:22,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:22,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1971394629, now seen corresponding path program 1 times [2018-11-18 14:35:22,527 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:22,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:22,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:22,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:22,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:22,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:22,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:35:22,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:35:22,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:35:22,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:35:22,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:35:22,739 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 2 states. [2018-11-18 14:35:22,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:22,770 INFO L93 Difference]: Finished difference Result 308 states and 381 transitions. [2018-11-18 14:35:22,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:35:22,771 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:35:22,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:22,781 INFO L225 Difference]: With dead ends: 308 [2018-11-18 14:35:22,781 INFO L226 Difference]: Without dead ends: 154 [2018-11-18 14:35:22,784 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:35:22,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-11-18 14:35:22,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2018-11-18 14:35:22,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2018-11-18 14:35:22,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 182 transitions. [2018-11-18 14:35:22,825 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 182 transitions. Word has length 46 [2018-11-18 14:35:22,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:22,826 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 182 transitions. [2018-11-18 14:35:22,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:35:22,826 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 182 transitions. [2018-11-18 14:35:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:35:22,828 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:22,829 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:22,829 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:22,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:22,829 INFO L82 PathProgramCache]: Analyzing trace with hash -115557428, now seen corresponding path program 1 times [2018-11-18 14:35:22,829 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:22,829 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:22,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:22,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:22,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:22,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:35:22,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:35:22,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:35:22,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:35:22,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:35:22,913 INFO L87 Difference]: Start difference. First operand 154 states and 182 transitions. Second operand 3 states. [2018-11-18 14:35:22,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:22,933 INFO L93 Difference]: Finished difference Result 249 states and 293 transitions. [2018-11-18 14:35:22,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:35:22,934 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:35:22,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:22,935 INFO L225 Difference]: With dead ends: 249 [2018-11-18 14:35:22,935 INFO L226 Difference]: Without dead ends: 144 [2018-11-18 14:35:22,937 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:35:22,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-11-18 14:35:22,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-11-18 14:35:22,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-11-18 14:35:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 169 transitions. [2018-11-18 14:35:22,949 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 169 transitions. Word has length 48 [2018-11-18 14:35:22,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:22,949 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 169 transitions. [2018-11-18 14:35:22,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:35:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 169 transitions. [2018-11-18 14:35:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 14:35:22,951 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:22,951 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:22,951 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:22,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:22,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1036416726, now seen corresponding path program 1 times [2018-11-18 14:35:22,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:22,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:22,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:22,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:22,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:23,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:35:23,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:35:23,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:35:23,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:35:23,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:35:23,063 INFO L87 Difference]: Start difference. First operand 144 states and 169 transitions. Second operand 7 states. [2018-11-18 14:35:23,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:23,482 INFO L93 Difference]: Finished difference Result 435 states and 526 transitions. [2018-11-18 14:35:23,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:35:23,482 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 14:35:23,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:23,485 INFO L225 Difference]: With dead ends: 435 [2018-11-18 14:35:23,485 INFO L226 Difference]: Without dead ends: 315 [2018-11-18 14:35:23,486 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:35:23,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2018-11-18 14:35:23,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 307. [2018-11-18 14:35:23,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2018-11-18 14:35:23,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 371 transitions. [2018-11-18 14:35:23,520 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 371 transitions. Word has length 52 [2018-11-18 14:35:23,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:23,520 INFO L480 AbstractCegarLoop]: Abstraction has 307 states and 371 transitions. [2018-11-18 14:35:23,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:35:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 371 transitions. [2018-11-18 14:35:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 14:35:23,522 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:23,522 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:23,525 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:23,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:23,525 INFO L82 PathProgramCache]: Analyzing trace with hash -723864431, now seen corresponding path program 1 times [2018-11-18 14:35:23,525 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:23,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:23,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:23,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:23,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:23,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:23,656 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:35:23,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 14:35:23,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:35:23,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:35:23,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:35:23,657 INFO L87 Difference]: Start difference. First operand 307 states and 371 transitions. Second operand 10 states. [2018-11-18 14:35:24,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:24,129 INFO L93 Difference]: Finished difference Result 1108 states and 1440 transitions. [2018-11-18 14:35:24,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:35:24,130 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-18 14:35:24,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:24,133 INFO L225 Difference]: With dead ends: 1108 [2018-11-18 14:35:24,133 INFO L226 Difference]: Without dead ends: 825 [2018-11-18 14:35:24,134 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:35:24,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2018-11-18 14:35:24,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 813. [2018-11-18 14:35:24,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 813 states. [2018-11-18 14:35:24,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 813 states and 1021 transitions. [2018-11-18 14:35:24,182 INFO L78 Accepts]: Start accepts. Automaton has 813 states and 1021 transitions. Word has length 58 [2018-11-18 14:35:24,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:24,182 INFO L480 AbstractCegarLoop]: Abstraction has 813 states and 1021 transitions. [2018-11-18 14:35:24,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:35:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1021 transitions. [2018-11-18 14:35:24,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 14:35:24,185 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:24,185 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:24,185 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:24,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:24,186 INFO L82 PathProgramCache]: Analyzing trace with hash 2026670103, now seen corresponding path program 1 times [2018-11-18 14:35:24,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:24,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:24,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:24,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:24,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:24,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:35:24,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:35:24,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:35:24,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:35:24,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:35:24,269 INFO L87 Difference]: Start difference. First operand 813 states and 1021 transitions. Second operand 4 states. [2018-11-18 14:35:24,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:24,505 INFO L93 Difference]: Finished difference Result 2005 states and 2740 transitions. [2018-11-18 14:35:24,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 14:35:24,506 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-18 14:35:24,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:24,510 INFO L225 Difference]: With dead ends: 2005 [2018-11-18 14:35:24,510 INFO L226 Difference]: Without dead ends: 1216 [2018-11-18 14:35:24,512 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:35:24,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2018-11-18 14:35:24,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1072. [2018-11-18 14:35:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2018-11-18 14:35:24,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1351 transitions. [2018-11-18 14:35:24,560 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1351 transitions. Word has length 62 [2018-11-18 14:35:24,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:24,560 INFO L480 AbstractCegarLoop]: Abstraction has 1072 states and 1351 transitions. [2018-11-18 14:35:24,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:35:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1351 transitions. [2018-11-18 14:35:24,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 14:35:24,562 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:24,562 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:35:24,562 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:24,562 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:24,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1296824793, now seen corresponding path program 1 times [2018-11-18 14:35:24,563 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:24,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:24,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:24,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:24,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 14:35:24,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:35:24,658 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:35:24,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:24,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:35:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 14:35:24,846 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:35:24,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-18 14:35:24,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:35:24,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:35:24,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-18 14:35:24,847 INFO L87 Difference]: Start difference. First operand 1072 states and 1351 transitions. Second operand 12 states. [2018-11-18 14:35:26,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:26,860 INFO L93 Difference]: Finished difference Result 2519 states and 3428 transitions. [2018-11-18 14:35:26,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-18 14:35:26,861 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 90 [2018-11-18 14:35:26,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:26,867 INFO L225 Difference]: With dead ends: 2519 [2018-11-18 14:35:26,867 INFO L226 Difference]: Without dead ends: 1726 [2018-11-18 14:35:26,870 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 828 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=535, Invalid=2327, Unknown=0, NotChecked=0, Total=2862 [2018-11-18 14:35:26,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1726 states. [2018-11-18 14:35:26,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1726 to 1512. [2018-11-18 14:35:26,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1512 states. [2018-11-18 14:35:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1512 states and 1930 transitions. [2018-11-18 14:35:26,933 INFO L78 Accepts]: Start accepts. Automaton has 1512 states and 1930 transitions. Word has length 90 [2018-11-18 14:35:26,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:26,934 INFO L480 AbstractCegarLoop]: Abstraction has 1512 states and 1930 transitions. [2018-11-18 14:35:26,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:35:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1930 transitions. [2018-11-18 14:35:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 14:35:26,938 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:26,938 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 14:35:26,939 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:26,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:26,939 INFO L82 PathProgramCache]: Analyzing trace with hash 2025469408, now seen corresponding path program 1 times [2018-11-18 14:35:26,939 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:26,939 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:26,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:26,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:26,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 14:35:27,036 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:35:27,036 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:35:27,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:27,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:35:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 14:35:27,210 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:35:27,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 14:35:27,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:35:27,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:35:27,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:35:27,211 INFO L87 Difference]: Start difference. First operand 1512 states and 1930 transitions. Second operand 9 states. [2018-11-18 14:35:27,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:27,720 INFO L93 Difference]: Finished difference Result 3105 states and 4091 transitions. [2018-11-18 14:35:27,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 14:35:27,721 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-18 14:35:27,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:27,725 INFO L225 Difference]: With dead ends: 3105 [2018-11-18 14:35:27,726 INFO L226 Difference]: Without dead ends: 1617 [2018-11-18 14:35:27,729 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2018-11-18 14:35:27,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1617 states. [2018-11-18 14:35:27,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1617 to 1524. [2018-11-18 14:35:27,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1524 states. [2018-11-18 14:35:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1524 states and 1808 transitions. [2018-11-18 14:35:27,778 INFO L78 Accepts]: Start accepts. Automaton has 1524 states and 1808 transitions. Word has length 157 [2018-11-18 14:35:27,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:27,778 INFO L480 AbstractCegarLoop]: Abstraction has 1524 states and 1808 transitions. [2018-11-18 14:35:27,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:35:27,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1808 transitions. [2018-11-18 14:35:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 14:35:27,780 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:27,781 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:27,781 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:27,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:27,781 INFO L82 PathProgramCache]: Analyzing trace with hash -820714807, now seen corresponding path program 1 times [2018-11-18 14:35:27,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:27,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:27,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:27,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:27,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 14:35:27,860 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:35:27,860 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:35:27,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:27,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:35:27,979 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 14:35:27,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:35:27,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-18 14:35:27,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 14:35:27,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 14:35:27,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:35:27,996 INFO L87 Difference]: Start difference. First operand 1524 states and 1808 transitions. Second operand 11 states. [2018-11-18 14:35:28,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:28,057 INFO L93 Difference]: Finished difference Result 2853 states and 3458 transitions. [2018-11-18 14:35:28,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:35:28,058 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2018-11-18 14:35:28,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:28,061 INFO L225 Difference]: With dead ends: 2853 [2018-11-18 14:35:28,062 INFO L226 Difference]: Without dead ends: 1353 [2018-11-18 14:35:28,064 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:35:28,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2018-11-18 14:35:28,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1353. [2018-11-18 14:35:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1353 states. [2018-11-18 14:35:28,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1608 transitions. [2018-11-18 14:35:28,112 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1608 transitions. Word has length 155 [2018-11-18 14:35:28,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:28,112 INFO L480 AbstractCegarLoop]: Abstraction has 1353 states and 1608 transitions. [2018-11-18 14:35:28,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 14:35:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1608 transitions. [2018-11-18 14:35:28,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 14:35:28,114 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:28,114 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:35:28,114 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:28,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:28,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1235233182, now seen corresponding path program 1 times [2018-11-18 14:35:28,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:28,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:28,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:28,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:28,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:35:28,235 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:35:28,235 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:35:28,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:28,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:35:28,388 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:28,405 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:35:28,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-18 14:35:28,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 14:35:28,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 14:35:28,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:35:28,406 INFO L87 Difference]: Start difference. First operand 1353 states and 1608 transitions. Second operand 14 states. [2018-11-18 14:35:29,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:29,971 INFO L93 Difference]: Finished difference Result 3092 states and 3902 transitions. [2018-11-18 14:35:29,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 14:35:29,971 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 159 [2018-11-18 14:35:29,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:29,977 INFO L225 Difference]: With dead ends: 3092 [2018-11-18 14:35:29,977 INFO L226 Difference]: Without dead ends: 1931 [2018-11-18 14:35:29,979 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 14:35:29,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1931 states. [2018-11-18 14:35:30,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1931 to 1609. [2018-11-18 14:35:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1609 states. [2018-11-18 14:35:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1609 states and 1898 transitions. [2018-11-18 14:35:30,049 INFO L78 Accepts]: Start accepts. Automaton has 1609 states and 1898 transitions. Word has length 159 [2018-11-18 14:35:30,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:30,049 INFO L480 AbstractCegarLoop]: Abstraction has 1609 states and 1898 transitions. [2018-11-18 14:35:30,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 14:35:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1898 transitions. [2018-11-18 14:35:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 14:35:30,053 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:30,053 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:30,053 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:30,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:30,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1360584352, now seen corresponding path program 1 times [2018-11-18 14:35:30,053 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:35:30,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:35:30,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:30,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:30,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:35:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:30,183 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 14:35:30,183 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:35:30,183 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:35:30,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:30,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:35:30,320 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 14:35:30,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:35:30,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 14:35:30,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 14:35:30,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 14:35:30,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:35:30,338 INFO L87 Difference]: Start difference. First operand 1609 states and 1898 transitions. Second operand 13 states. [2018-11-18 14:35:30,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:30,400 INFO L93 Difference]: Finished difference Result 2142 states and 2526 transitions. [2018-11-18 14:35:30,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:35:30,401 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 229 [2018-11-18 14:35:30,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:30,402 INFO L225 Difference]: With dead ends: 2142 [2018-11-18 14:35:30,402 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:35:30,404 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:35:30,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:35:30,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:35:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:35:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:35:30,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 229 [2018-11-18 14:35:30,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:30,405 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:35:30,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 14:35:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:35:30,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:35:30,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:35:30,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:30,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:35:31,723 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 25 [2018-11-18 14:35:32,106 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 31 [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L608-1(lines 608 629) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L608-3(lines 608 629) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L630(lines 607 631) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 583 638) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 583 638) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 583 638) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L671(lines 671 675) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L665-1(lines 665 690) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L665-3(lines 665 690) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 639 698) no Hoare annotation was computed. [2018-11-18 14:35:33,042 INFO L425 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point L684-1(line 684) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 639 698) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point L666(line 666) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 639 698) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point L691(lines 664 692) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 409 415) the Hoare annotation is: true [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 409 415) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 416 424) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 416 424) the Hoare annotation is: true [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 416 424) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 362 386) the Hoare annotation is: true [2018-11-18 14:35:33,043 INFO L421 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 .cse1) (or (< ~pumpRunning~0 1) (= ~systemActive~0 0) .cse1))) [2018-11-18 14:35:33,043 INFO L425 ceAbstractionStarter]: For program point L374(lines 374 380) no Hoare annotation was computed. [2018-11-18 14:35:33,043 INFO L421 ceAbstractionStarter]: At program point L372(line 372) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 .cse1) (or (< ~pumpRunning~0 1) (= ~systemActive~0 0) .cse1))) [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point L372-1(line 372) no Hoare annotation was computed. [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 362 386) no Hoare annotation was computed. [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 383) no Hoare annotation was computed. [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point L370-1(lines 362 386) no Hoare annotation was computed. [2018-11-18 14:35:33,044 INFO L428 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: true [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point L368-1(line 368) no Hoare annotation was computed. [2018-11-18 14:35:33,044 INFO L421 ceAbstractionStarter]: At program point L513(line 513) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,044 INFO L421 ceAbstractionStarter]: At program point L513-1(line 513) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,044 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 507 529) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 507 529) no Hoare annotation was computed. [2018-11-18 14:35:33,044 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 507 529) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L421 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,045 INFO L421 ceAbstractionStarter]: At program point L519-1(line 519) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 524) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 517 524) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L421 ceAbstractionStarter]: At program point L514(line 514) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 466 489) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 14:35:33,045 INFO L425 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 466 489) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 466 489) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L474(line 474) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 344 358) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L421 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (and (or (or (< |old(~pumpRunning~0)| 1) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1))) [2018-11-18 14:35:33,046 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2018-11-18 14:35:33,046 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 344 358) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or (< |old(~pumpRunning~0)| 1) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (and (not (= ~systemActive~0 0)) .cse0)) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1)))) [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 344 358) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 261 269) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 261 269) the Hoare annotation is: true [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 261 269) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 338) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L428 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: true [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L334-2(lines 334 338) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 325 343) the Hoare annotation is: true [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 325 343) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 325 343) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L289(lines 289 297) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L289-2(lines 289 297) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 285) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 270 305) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 270 305) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 270 305) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 402 408) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 402 408) the Hoare annotation is: true [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 537 582) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 537 582) no Hoare annotation was computed. [2018-11-18 14:35:33,047 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 537 582) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point L864(lines 864 884) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point L864-1(lines 864 884) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 850 895) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 850 895) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point L870(lines 870 877) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 850 895) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 497 506) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 497 506) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 497 506) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 250 260) the Hoare annotation is: true [2018-11-18 14:35:33,048 INFO L428 ceAbstractionStarter]: At program point L255(line 255) the Hoare annotation is: true [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point L255-1(line 255) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 250 260) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 250 260) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 242 249) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 242 249) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 242 249) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 976 989) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point L980(lines 980 986) no Hoare annotation was computed. [2018-11-18 14:35:33,048 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 976 989) the Hoare annotation is: true [2018-11-18 14:35:33,048 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 976 989) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point L219(line 219) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 225) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 209 233) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 230) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 209 233) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 (< |old(~pumpRunning~0)| 1) .cse1 .cse2) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1) (or (< |old(~pumpRunning~0)| 1) .cse0 .cse1))) [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point L228-1(lines 209 233) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~pumpRunning~0) (and (not (= ~systemActive~0 0)) .cse0) .cse1) (and (and .cse2 .cse0) (= ~waterLevel~0 |old(~waterLevel~0)|)) (and .cse1 .cse2 .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-18 14:35:33,049 INFO L421 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 0)) .cse1) (and (and .cse2 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 14:35:33,049 INFO L425 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L421 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 0)) .cse1) (and (and .cse2 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L421 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse0 (not (= ~waterLevel~0 0))))) [2018-11-18 14:35:33,050 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse2 .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)) (and .cse0 .cse2 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 102) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L421 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 804 849) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L824(lines 824 831) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 804 849) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L818(lines 818 838) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point L818-1(lines 818 838) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 804 849) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 990 998) no Hoare annotation was computed. [2018-11-18 14:35:33,050 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 990 998) the Hoare annotation is: true [2018-11-18 14:35:33,050 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 990 998) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 944 966) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L952(lines 952 960) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L952-2(lines 952 960) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 944 966) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 944 966) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 392 401) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 392 401) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 392 401) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 701 803) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 729) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 800) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 756) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L750-1(lines 750 770) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L750-3(lines 750 770) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 701 803) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L771(lines 749 772) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 746) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L790(lines 790 797) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 701 803) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L751(lines 750 770) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 788) no Hoare annotation was computed. [2018-11-18 14:35:33,051 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 234 241) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 234 241) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 234 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2)) [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 306 324) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L428 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: true [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 306 324) the Hoare annotation is: true [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 306 324) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 967 975) the Hoare annotation is: true [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 967 975) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 967 975) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L425 ceAbstractionStarter]: For program point L927-1(lines 923 934) no Hoare annotation was computed. [2018-11-18 14:35:33,052 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 923 934) the Hoare annotation is: true [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 923 934) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point L129(lines 128 147) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (< |old(~pumpRunning~0)| 1) (= ~systemActive~0 0) .cse2 .cse0))) [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L421 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (not .cse0) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (< |old(~waterLevel~0)| 1)) (or (< |old(~pumpRunning~0)| 1) .cse0 (< |old(~waterLevel~0)| 2) (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse1)))) [2018-11-18 14:35:33,053 INFO L421 ceAbstractionStarter]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (< |old(~pumpRunning~0)| 1) .cse0 (< |old(~waterLevel~0)| 2) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (or (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0) (not .cse0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< |old(~waterLevel~0)| 1))))) [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L421 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< |old(~waterLevel~0)| 2))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse1) (or (< |old(~pumpRunning~0)| 1) (= ~systemActive~0 0) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-18 14:35:33,053 INFO L428 ceAbstractionStarter]: At program point L450-1(lines 450 454) the Hoare annotation is: true [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 436 465) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point L446-1(lines 446 460) no Hoare annotation was computed. [2018-11-18 14:35:33,053 INFO L428 ceAbstractionStarter]: At program point L446-3(lines 446 460) the Hoare annotation is: true [2018-11-18 14:35:33,053 INFO L428 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: true [2018-11-18 14:35:33,053 INFO L425 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L428 ceAbstractionStarter]: At program point L461(lines 436 465) the Hoare annotation is: true [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 436 465) the Hoare annotation is: true [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 454) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 935 943) the Hoare annotation is: true [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 935 943) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 935 943) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 899 910) the Hoare annotation is: (or (< ~pumpRunning~0 1) (= ~systemActive~0 0) (< |old(~waterLevel~0)| 2) (= ~waterLevel~0 |old(~waterLevel~0)|)) [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 899 910) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point L903-1(lines 899 910) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 490 496) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 490 496) the Hoare annotation is: true [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-18 14:35:33,054 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 178) no Hoare annotation was computed. [2018-11-18 14:35:33,054 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:35:33,054 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L421 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:35:33,055 INFO L421 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 173) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L421 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1)) [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 911 922) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 911 922) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1))) (or (< ~pumpRunning~0 1) .cse1 .cse2 (= ~systemActive~0 0)))) [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point L915-1(lines 911 922) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L421 ceAbstractionStarter]: At program point L193(line 193) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (< |old(~pumpRunning~0)| 1) (and (= processEnvironment__wrappee__lowWaterSensor_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1))) [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2018-11-18 14:35:33,055 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 183 207) no Hoare annotation was computed. [2018-11-18 14:35:33,056 INFO L421 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:35:33,056 INFO L425 ceAbstractionStarter]: For program point L189-1(line 189) no Hoare annotation was computed. [2018-11-18 14:35:33,056 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 204) no Hoare annotation was computed. [2018-11-18 14:35:33,056 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 183 207) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 (< |old(~pumpRunning~0)| 1) .cse1 .cse2) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2018-11-18 14:35:33,056 INFO L421 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1) (or (< |old(~pumpRunning~0)| 1) .cse0 .cse1))) [2018-11-18 14:35:33,056 INFO L425 ceAbstractionStarter]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2018-11-18 14:35:33,056 INFO L421 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (< |old(~pumpRunning~0)| 1) .cse0 .cse1))) [2018-11-18 14:35:33,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:35:33 BoogieIcfgContainer [2018-11-18 14:35:33,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:35:33,069 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:35:33,069 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:35:33,069 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:35:33,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:35:22" (3/4) ... [2018-11-18 14:35:33,078 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:35:33,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:35:33,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:35:33,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:35:33,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:35:33,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:35:33,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:35:33,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:35:33,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 14:35:33,096 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 14:35:33,096 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:35:33,096 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:35:33,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (((1 <= pumpRunning && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && \old(waterLevel) <= waterLevel + 1) && splverifierCounter == 0) && !(waterLevel == 0)) [2018-11-18 14:35:33,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 14:35:33,163 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e38bc4e5-fd97-4f22-9e45-b204a8287a52/bin-2019/uautomizer/witness.graphml [2018-11-18 14:35:33,164 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:35:33,164 INFO L168 Benchmark]: Toolchain (without parser) took 11904.04 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 590.9 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 400.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:33,165 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:35:33,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -202.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:33,165 INFO L168 Benchmark]: Boogie Preprocessor took 52.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:35:33,165 INFO L168 Benchmark]: RCFGBuilder took 775.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:33,166 INFO L168 Benchmark]: TraceAbstraction took 10620.48 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 417.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -82.2 MB). Peak memory consumption was 483.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:33,166 INFO L168 Benchmark]: Witness Printer took 94.57 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: 558.4 kB). Peak memory consumption was 558.4 kB. Max. memory is 11.5 GB. [2018-11-18 14:35:33,167 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -202.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 775.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.3 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10620.48 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 417.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -82.2 MB). Peak memory consumption was 483.2 MB. Max. memory is 11.5 GB. * Witness Printer took 94.57 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: 558.4 kB). Peak memory consumption was 558.4 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: 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: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (((1 <= pumpRunning && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && \old(waterLevel) <= waterLevel + 1) && splverifierCounter == 0) && !(waterLevel == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 256 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1992 SDtfs, 2680 SDslu, 6697 SDs, 0 SdLazy, 6952 SolverSat, 1640 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 980 GetRequests, 832 SyntacticMatches, 1 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1609occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 793 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 3635 PreInvPairs, 3732 NumberOfFragments, 1248 HoareAnnotationTreeSize, 3635 FomulaSimplifications, 16029 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 69 FomulaSimplificationsInter, 12624 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1846 NumberOfCodeBlocks, 1846 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1831 ConstructedInterpolants, 0 QuantifiedInterpolants, 391970 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3956 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 495/556 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...