./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product49_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_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product49_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/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 4b859e272d72137c2ddb07ede97bfa3dea2dc5e9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:28:12,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:28:12,125 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:28:12,131 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:28:12,132 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:28:12,132 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:28:12,133 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:28:12,134 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:28:12,135 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:28:12,136 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:28:12,137 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:28:12,137 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:28:12,137 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:28:12,138 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:28:12,138 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:28:12,139 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:28:12,139 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:28:12,140 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:28:12,141 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:28:12,142 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:28:12,143 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:28:12,144 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:28:12,145 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:28:12,146 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:28:12,146 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:28:12,146 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:28:12,147 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:28:12,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:28:12,148 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:28:12,149 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:28:12,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:28:12,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:28:12,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:28:12,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:28:12,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:28:12,151 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:28:12,151 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 15:28:12,161 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:28:12,161 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:28:12,162 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:28:12,162 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 15:28:12,163 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:28:12,163 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:28:12,163 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:28:12,163 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:28:12,163 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:28:12,163 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:28:12,163 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:28:12,164 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:28:12,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:28:12,165 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:28:12,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:28:12,165 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_b43f8501-ed41-4e9c-99bb-29b9398c697f/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 -> 4b859e272d72137c2ddb07ede97bfa3dea2dc5e9 [2018-11-18 15:28:12,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:28:12,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:28:12,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:28:12,198 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:28:12,198 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:28:12,199 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product49_true-unreach-call_false-termination.cil.c [2018-11-18 15:28:12,234 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/data/c339cd4dd/3aab57b5033d48f8897f11380a4f828b/FLAG8a8e1b279 [2018-11-18 15:28:12,670 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:28:12,671 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/sv-benchmarks/c/product-lines/minepump_spec2_product49_true-unreach-call_false-termination.cil.c [2018-11-18 15:28:12,678 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/data/c339cd4dd/3aab57b5033d48f8897f11380a4f828b/FLAG8a8e1b279 [2018-11-18 15:28:12,689 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/data/c339cd4dd/3aab57b5033d48f8897f11380a4f828b [2018-11-18 15:28:12,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:28:12,692 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:28:12,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:12,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:28:12,696 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:28:12,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:12" (1/1) ... [2018-11-18 15:28:12,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:12, skipping insertion in model container [2018-11-18 15:28:12,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:12" (1/1) ... [2018-11-18 15:28:12,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:28:12,738 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:28:12,928 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:12,937 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:28:13,057 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:13,080 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:28:13,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13 WrapperNode [2018-11-18 15:28:13,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:13,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:28:13,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:28:13,081 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:28:13,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... [2018-11-18 15:28:13,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:28:13,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:28:13,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:28:13,149 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:28:13,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/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 15:28:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:28:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 15:28:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 15:28:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 15:28:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 15:28:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 15:28:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 15:28:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 15:28:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 15:28:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 15:28:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 15:28:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 15:28:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 15:28:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 15:28:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 15:28:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 15:28:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 15:28:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 15:28:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:28:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 15:28:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 15:28:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 15:28:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 15:28:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:28:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:28:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 15:28:13,893 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:28:13,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:13 BoogieIcfgContainer [2018-11-18 15:28:13,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:28:13,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:28:13,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:28:13,898 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:28:13,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:28:12" (1/3) ... [2018-11-18 15:28:13,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f14b8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:28:13, skipping insertion in model container [2018-11-18 15:28:13,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:13" (2/3) ... [2018-11-18 15:28:13,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f14b8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:28:13, skipping insertion in model container [2018-11-18 15:28:13,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:13" (3/3) ... [2018-11-18 15:28:13,900 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product49_true-unreach-call_false-termination.cil.c [2018-11-18 15:28:13,907 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:28:13,912 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:28:13,925 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:28:13,949 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:28:13,950 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:28:13,950 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:28:13,950 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:28:13,950 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:28:13,950 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:28:13,950 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:28:13,950 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:28:13,950 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:28:13,968 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2018-11-18 15:28:13,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 15:28:13,976 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:13,976 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] [2018-11-18 15:28:13,978 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:13,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:13,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1811155393, now seen corresponding path program 1 times [2018-11-18 15:28:13,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:13,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:14,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:14,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,196 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 15:28:14,197 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:14,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:28:14,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:28:14,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:28:14,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:28:14,211 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2018-11-18 15:28:14,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:14,239 INFO L93 Difference]: Finished difference Result 266 states and 329 transitions. [2018-11-18 15:28:14,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:28:14,240 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 15:28:14,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:14,248 INFO L225 Difference]: With dead ends: 266 [2018-11-18 15:28:14,248 INFO L226 Difference]: Without dead ends: 135 [2018-11-18 15:28:14,251 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 15:28:14,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-18 15:28:14,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-18 15:28:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-18 15:28:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 158 transitions. [2018-11-18 15:28:14,282 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 158 transitions. Word has length 51 [2018-11-18 15:28:14,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:14,283 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 158 transitions. [2018-11-18 15:28:14,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:28:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 158 transitions. [2018-11-18 15:28:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 15:28:14,284 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:14,284 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:14,285 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:14,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:14,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1587321435, now seen corresponding path program 1 times [2018-11-18 15:28:14,285 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:14,285 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:14,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:14,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,371 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 15:28:14,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:14,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:28:14,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:28:14,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:28:14,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:28:14,373 INFO L87 Difference]: Start difference. First operand 135 states and 158 transitions. Second operand 3 states. [2018-11-18 15:28:14,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:14,396 INFO L93 Difference]: Finished difference Result 213 states and 249 transitions. [2018-11-18 15:28:14,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:28:14,397 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 15:28:14,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:14,398 INFO L225 Difference]: With dead ends: 213 [2018-11-18 15:28:14,398 INFO L226 Difference]: Without dead ends: 125 [2018-11-18 15:28:14,399 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 15:28:14,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-18 15:28:14,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-18 15:28:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-18 15:28:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2018-11-18 15:28:14,413 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 53 [2018-11-18 15:28:14,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:14,413 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2018-11-18 15:28:14,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:28:14,413 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2018-11-18 15:28:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 15:28:14,415 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:14,415 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] [2018-11-18 15:28:14,415 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:14,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:14,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1543123801, now seen corresponding path program 1 times [2018-11-18 15:28:14,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:14,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:14,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:14,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,535 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 15:28:14,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:14,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:28:14,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:28:14,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:28:14,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:28:14,536 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 7 states. [2018-11-18 15:28:14,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:14,788 INFO L93 Difference]: Finished difference Result 222 states and 263 transitions. [2018-11-18 15:28:14,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:28:14,789 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-18 15:28:14,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:14,790 INFO L225 Difference]: With dead ends: 222 [2018-11-18 15:28:14,790 INFO L226 Difference]: Without dead ends: 125 [2018-11-18 15:28:14,791 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:28:14,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-18 15:28:14,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-18 15:28:14,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-18 15:28:14,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 144 transitions. [2018-11-18 15:28:14,800 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 144 transitions. Word has length 57 [2018-11-18 15:28:14,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:14,801 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 144 transitions. [2018-11-18 15:28:14,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:28:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 144 transitions. [2018-11-18 15:28:14,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 15:28:14,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:14,803 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:14,803 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:14,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:14,804 INFO L82 PathProgramCache]: Analyzing trace with hash 125864177, now seen corresponding path program 1 times [2018-11-18 15:28:14,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:14,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:14,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:14,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,900 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 15:28:14,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:14,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:28:14,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:28:14,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:28:14,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:28:14,901 INFO L87 Difference]: Start difference. First operand 125 states and 144 transitions. Second operand 5 states. [2018-11-18 15:28:15,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:15,203 INFO L93 Difference]: Finished difference Result 320 states and 387 transitions. [2018-11-18 15:28:15,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:28:15,204 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-18 15:28:15,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:15,206 INFO L225 Difference]: With dead ends: 320 [2018-11-18 15:28:15,206 INFO L226 Difference]: Without dead ends: 223 [2018-11-18 15:28:15,207 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:28:15,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-11-18 15:28:15,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 204. [2018-11-18 15:28:15,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-11-18 15:28:15,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 234 transitions. [2018-11-18 15:28:15,229 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 234 transitions. Word has length 70 [2018-11-18 15:28:15,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:15,229 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 234 transitions. [2018-11-18 15:28:15,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:28:15,229 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 234 transitions. [2018-11-18 15:28:15,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 15:28:15,231 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:15,231 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:15,232 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:15,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:15,232 INFO L82 PathProgramCache]: Analyzing trace with hash 1357245877, now seen corresponding path program 1 times [2018-11-18 15:28:15,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:15,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:15,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:15,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,315 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 15:28:15,316 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:15,316 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:28:15,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:28:15,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:28:15,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:28:15,317 INFO L87 Difference]: Start difference. First operand 204 states and 234 transitions. Second operand 6 states. [2018-11-18 15:28:15,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:15,478 INFO L93 Difference]: Finished difference Result 538 states and 638 transitions. [2018-11-18 15:28:15,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:28:15,478 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-18 15:28:15,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:15,481 INFO L225 Difference]: With dead ends: 538 [2018-11-18 15:28:15,481 INFO L226 Difference]: Without dead ends: 362 [2018-11-18 15:28:15,482 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:28:15,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2018-11-18 15:28:15,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 356. [2018-11-18 15:28:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-18 15:28:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 408 transitions. [2018-11-18 15:28:15,513 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 408 transitions. Word has length 84 [2018-11-18 15:28:15,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:15,513 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 408 transitions. [2018-11-18 15:28:15,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:28:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 408 transitions. [2018-11-18 15:28:15,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 15:28:15,515 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:15,515 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:15,515 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:15,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:15,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1904180007, now seen corresponding path program 1 times [2018-11-18 15:28:15,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:15,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:15,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:15,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,602 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 15:28:15,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:15,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:28:15,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:28:15,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:28:15,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:28:15,604 INFO L87 Difference]: Start difference. First operand 356 states and 408 transitions. Second operand 7 states. [2018-11-18 15:28:16,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:16,079 INFO L93 Difference]: Finished difference Result 715 states and 842 transitions. [2018-11-18 15:28:16,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 15:28:16,080 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-11-18 15:28:16,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:16,082 INFO L225 Difference]: With dead ends: 715 [2018-11-18 15:28:16,082 INFO L226 Difference]: Without dead ends: 387 [2018-11-18 15:28:16,083 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 15:28:16,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-11-18 15:28:16,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 355. [2018-11-18 15:28:16,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2018-11-18 15:28:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 405 transitions. [2018-11-18 15:28:16,105 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 405 transitions. Word has length 88 [2018-11-18 15:28:16,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:16,105 INFO L480 AbstractCegarLoop]: Abstraction has 355 states and 405 transitions. [2018-11-18 15:28:16,105 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:28:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 405 transitions. [2018-11-18 15:28:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:28:16,106 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:16,106 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:16,107 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:16,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:16,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1645899224, now seen corresponding path program 1 times [2018-11-18 15:28:16,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:16,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:16,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:16,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:16,178 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 15:28:16,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:16,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:28:16,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:28:16,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:28:16,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:28:16,179 INFO L87 Difference]: Start difference. First operand 355 states and 405 transitions. Second operand 6 states. [2018-11-18 15:28:16,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:16,208 INFO L93 Difference]: Finished difference Result 692 states and 802 transitions. [2018-11-18 15:28:16,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:28:16,209 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-18 15:28:16,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:16,211 INFO L225 Difference]: With dead ends: 692 [2018-11-18 15:28:16,211 INFO L226 Difference]: Without dead ends: 365 [2018-11-18 15:28:16,212 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:28:16,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2018-11-18 15:28:16,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 365. [2018-11-18 15:28:16,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2018-11-18 15:28:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 415 transitions. [2018-11-18 15:28:16,226 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 415 transitions. Word has length 89 [2018-11-18 15:28:16,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:16,226 INFO L480 AbstractCegarLoop]: Abstraction has 365 states and 415 transitions. [2018-11-18 15:28:16,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:28:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 415 transitions. [2018-11-18 15:28:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:28:16,228 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:16,228 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:16,228 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:16,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:16,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1947468198, now seen corresponding path program 1 times [2018-11-18 15:28:16,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:16,228 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:16,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:16,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:16,303 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 15:28:16,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:16,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 15:28:16,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 15:28:16,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 15:28:16,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:28:16,305 INFO L87 Difference]: Start difference. First operand 365 states and 415 transitions. Second operand 8 states. [2018-11-18 15:28:16,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:16,329 INFO L93 Difference]: Finished difference Result 716 states and 836 transitions. [2018-11-18 15:28:16,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:28:16,330 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2018-11-18 15:28:16,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:16,332 INFO L225 Difference]: With dead ends: 716 [2018-11-18 15:28:16,332 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 15:28:16,333 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:28:16,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 15:28:16,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 373. [2018-11-18 15:28:16,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-11-18 15:28:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 423 transitions. [2018-11-18 15:28:16,347 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 423 transitions. Word has length 89 [2018-11-18 15:28:16,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:16,347 INFO L480 AbstractCegarLoop]: Abstraction has 373 states and 423 transitions. [2018-11-18 15:28:16,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 15:28:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 423 transitions. [2018-11-18 15:28:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:28:16,349 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:16,350 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:16,350 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:16,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:16,350 INFO L82 PathProgramCache]: Analyzing trace with hash -221987301, now seen corresponding path program 1 times [2018-11-18 15:28:16,350 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:16,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:16,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:16,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:16,416 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 15:28:16,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:16,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 15:28:16,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 15:28:16,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 15:28:16,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:28:16,417 INFO L87 Difference]: Start difference. First operand 373 states and 423 transitions. Second operand 4 states. [2018-11-18 15:28:16,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:16,596 INFO L93 Difference]: Finished difference Result 1120 states and 1340 transitions. [2018-11-18 15:28:16,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:28:16,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-11-18 15:28:16,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:16,601 INFO L225 Difference]: With dead ends: 1120 [2018-11-18 15:28:16,601 INFO L226 Difference]: Without dead ends: 775 [2018-11-18 15:28:16,602 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:28:16,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2018-11-18 15:28:16,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 499. [2018-11-18 15:28:16,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-11-18 15:28:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 562 transitions. [2018-11-18 15:28:16,636 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 562 transitions. Word has length 89 [2018-11-18 15:28:16,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:16,637 INFO L480 AbstractCegarLoop]: Abstraction has 499 states and 562 transitions. [2018-11-18 15:28:16,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 15:28:16,637 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 562 transitions. [2018-11-18 15:28:16,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:28:16,638 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:16,638 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:16,639 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:16,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:16,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1862885163, now seen corresponding path program 1 times [2018-11-18 15:28:16,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:16,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:16,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:16,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:16,686 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 15:28:16,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:16,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:28:16,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:28:16,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:28:16,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:28:16,687 INFO L87 Difference]: Start difference. First operand 499 states and 562 transitions. Second operand 3 states. [2018-11-18 15:28:16,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:16,736 INFO L93 Difference]: Finished difference Result 771 states and 883 transitions. [2018-11-18 15:28:16,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:28:16,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-18 15:28:16,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:16,741 INFO L225 Difference]: With dead ends: 771 [2018-11-18 15:28:16,741 INFO L226 Difference]: Without dead ends: 768 [2018-11-18 15:28:16,741 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 15:28:16,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2018-11-18 15:28:16,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 641. [2018-11-18 15:28:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 641 states. [2018-11-18 15:28:16,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 732 transitions. [2018-11-18 15:28:16,782 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 732 transitions. Word has length 93 [2018-11-18 15:28:16,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:16,782 INFO L480 AbstractCegarLoop]: Abstraction has 641 states and 732 transitions. [2018-11-18 15:28:16,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:28:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 732 transitions. [2018-11-18 15:28:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 15:28:16,785 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:16,786 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, 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] [2018-11-18 15:28:16,786 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:16,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:16,786 INFO L82 PathProgramCache]: Analyzing trace with hash -803290829, now seen corresponding path program 1 times [2018-11-18 15:28:16,786 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:16,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:16,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:16,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:28:16,872 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:28:16,872 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/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 15:28:16,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:17,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:28:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:17,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:28:17,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-18 15:28:17,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 15:28:17,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 15:28:17,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:28:17,103 INFO L87 Difference]: Start difference. First operand 641 states and 732 transitions. Second operand 8 states. [2018-11-18 15:28:17,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:17,215 INFO L93 Difference]: Finished difference Result 1072 states and 1233 transitions. [2018-11-18 15:28:17,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:28:17,216 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2018-11-18 15:28:17,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:17,218 INFO L225 Difference]: With dead ends: 1072 [2018-11-18 15:28:17,218 INFO L226 Difference]: Without dead ends: 581 [2018-11-18 15:28:17,218 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:28:17,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2018-11-18 15:28:17,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 581. [2018-11-18 15:28:17,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 581 states. [2018-11-18 15:28:17,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 653 transitions. [2018-11-18 15:28:17,245 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 653 transitions. Word has length 152 [2018-11-18 15:28:17,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:17,245 INFO L480 AbstractCegarLoop]: Abstraction has 581 states and 653 transitions. [2018-11-18 15:28:17,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 15:28:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 653 transitions. [2018-11-18 15:28:17,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:28:17,247 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:17,247 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:17,248 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:17,248 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:17,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1762709941, now seen corresponding path program 1 times [2018-11-18 15:28:17,248 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:17,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:17,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:17,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:17,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 15:28:17,548 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:28:17,548 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/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 15:28:17,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:17,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:28:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:17,750 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:28:17,750 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-18 15:28:17,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 15:28:17,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 15:28:17,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-18 15:28:17,751 INFO L87 Difference]: Start difference. First operand 581 states and 653 transitions. Second operand 14 states. [2018-11-18 15:28:19,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:19,289 INFO L93 Difference]: Finished difference Result 2114 states and 2759 transitions. [2018-11-18 15:28:19,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 15:28:19,289 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2018-11-18 15:28:19,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:19,294 INFO L225 Difference]: With dead ends: 2114 [2018-11-18 15:28:19,294 INFO L226 Difference]: Without dead ends: 1683 [2018-11-18 15:28:19,296 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-18 15:28:19,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2018-11-18 15:28:19,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1482. [2018-11-18 15:28:19,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1482 states. [2018-11-18 15:28:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1482 states and 1772 transitions. [2018-11-18 15:28:19,392 INFO L78 Accepts]: Start accepts. Automaton has 1482 states and 1772 transitions. Word has length 154 [2018-11-18 15:28:19,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:19,392 INFO L480 AbstractCegarLoop]: Abstraction has 1482 states and 1772 transitions. [2018-11-18 15:28:19,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 15:28:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1772 transitions. [2018-11-18 15:28:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:28:19,394 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:19,394 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:19,394 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:19,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:19,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1835096499, now seen corresponding path program 1 times [2018-11-18 15:28:19,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:19,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:19,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:19,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:19,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:28:19,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:19,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 15:28:19,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:28:19,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:28:19,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:28:19,486 INFO L87 Difference]: Start difference. First operand 1482 states and 1772 transitions. Second operand 9 states. [2018-11-18 15:28:19,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:19,545 INFO L93 Difference]: Finished difference Result 1944 states and 2316 transitions. [2018-11-18 15:28:19,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 15:28:19,545 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2018-11-18 15:28:19,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:19,546 INFO L225 Difference]: With dead ends: 1944 [2018-11-18 15:28:19,546 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:28:19,549 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:28:19,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:28:19,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:28:19,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:28:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:28:19,550 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2018-11-18 15:28:19,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:19,550 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:28:19,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:28:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:28:19,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:28:19,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:28:19,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:20,796 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 27 [2018-11-18 15:28:21,268 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 40 [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L637-1(lines 637 658) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L637-3(lines 637 658) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L659(lines 636 660) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 612 667) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 612 667) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 612 667) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L643-1(lines 643 647) no Hoare annotation was computed. [2018-11-18 15:28:22,074 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 704) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L700-1(lines 700 704) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L694-1(lines 694 719) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L694-3(lines 694 719) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 668 727) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 668 727) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L713(line 713) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L713-1(line 713) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 668 727) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point L720(lines 693 721) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 953 959) the Hoare annotation is: true [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 953 959) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 960 968) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 960 968) the Hoare annotation is: true [2018-11-18 15:28:22,075 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 960 968) no Hoare annotation was computed. [2018-11-18 15:28:22,075 INFO L421 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,075 INFO L421 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,075 INFO L421 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,076 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L421 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 15:28:22,076 INFO L421 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 15:28:22,076 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 476 484) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 476 484) the Hoare annotation is: true [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 476 484) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 540 558) the Hoare annotation is: true [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 540 558) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 553) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L428 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: true [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L549-2(lines 549 553) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 540 558) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 512) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L504-2(lines 504 512) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 485 520) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L492(lines 492 500) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 485 520) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 15:28:22,077 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 485 520) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point L515-1(line 515) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 946 952) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 946 952) the Hoare annotation is: true [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 566 611) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 566 611) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 566 611) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 913) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point L893-1(lines 893 913) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 879 924) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 879 924) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 879 924) no Hoare annotation was computed. [2018-11-18 15:28:22,078 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L421 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,079 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 465 475) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 465 475) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 465 475) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point L470-1(line 470) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 457 464) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= 1 |old(~pumpRunning~0)|))) [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 457 464) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 457 464) no Hoare annotation was computed. [2018-11-18 15:28:22,079 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 241) no Hoare annotation was computed. [2018-11-18 15:28:22,080 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 231 244) no Hoare annotation was computed. [2018-11-18 15:28:22,080 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 231 244) the Hoare annotation is: true [2018-11-18 15:28:22,080 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 231 244) no Hoare annotation was computed. [2018-11-18 15:28:22,080 INFO L421 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 15:28:22,080 INFO L425 ceAbstractionStarter]: For program point L443-1(lines 424 448) no Hoare annotation was computed. [2018-11-18 15:28:22,080 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 424 448) no Hoare annotation was computed. [2018-11-18 15:28:22,080 INFO L421 ceAbstractionStarter]: At program point L438(line 438) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 15:28:22,080 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 424 448) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0) (or .cse2 .cse3 .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 15:28:22,080 INFO L421 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 .cse0 (not (= 1 |old(~pumpRunning~0)|)) (and (= processEnvironment_~tmp~4 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-18 15:28:22,081 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 440) no Hoare annotation was computed. [2018-11-18 15:28:22,081 INFO L421 ceAbstractionStarter]: At program point L430(line 430) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0) (or .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (not (= 1 |old(~pumpRunning~0)|))))) [2018-11-18 15:28:22,081 INFO L425 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2018-11-18 15:28:22,081 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 445) no Hoare annotation was computed. [2018-11-18 15:28:22,081 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 390 396) no Hoare annotation was computed. [2018-11-18 15:28:22,081 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 390 396) the Hoare annotation is: true [2018-11-18 15:28:22,081 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 296 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:28:22,081 INFO L421 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 15:28:22,081 INFO L421 ceAbstractionStarter]: At program point L349(lines 306 351) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 15:28:22,081 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2018-11-18 15:28:22,081 INFO L425 ceAbstractionStarter]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 296 359) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L306-1(lines 306 351) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L421 ceAbstractionStarter]: At program point L352(lines 305 353) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L342(lines 342 346) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L421 ceAbstractionStarter]: At program point L342-2(lines 336 347) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L307(lines 306 351) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L421 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2018-11-18 15:28:22,082 INFO L425 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 296 359) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 833 878) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 860) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 833 878) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 833 878) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point L847(lines 847 867) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point L847-1(lines 847 867) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 245 253) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 245 253) the Hoare annotation is: true [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 245 253) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L421 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse1 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (or (not (= 0 ~pumpRunning~0)) .cse2) (< ~waterLevel~0 1)))) [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 285) no Hoare annotation was computed. [2018-11-18 15:28:22,083 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 288) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L421 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (< ~waterLevel~0 2)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) (< ~waterLevel~0 1)) (or .cse0 .cse3 .cse1 (not (= ~waterLevel~0 1)) .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse4) (or .cse5 .cse6 (or .cse1 .cse2)))) [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 291) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point L274-1(lines 266 294) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 266 294) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2))) [2018-11-18 15:28:22,084 INFO L421 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2))) [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 266 294) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 258 265) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 258 265) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 258 265) no Hoare annotation was computed. [2018-11-18 15:28:22,084 INFO L425 ceAbstractionStarter]: For program point L207(lines 207 215) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L207-2(lines 207 215) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 199 221) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 199 221) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 199 221) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 730 832) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L795-1(line 795) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L754(lines 754 758) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L818(lines 818 829) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L781(lines 781 785) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L779-1(lines 779 799) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L779-3(lines 779 799) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 730 832) no Hoare annotation was computed. [2018-11-18 15:28:22,085 INFO L425 ceAbstractionStarter]: For program point L800(lines 778 801) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point L759(lines 759 775) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 826) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 730 832) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point L780(lines 779 799) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point L811-1(line 811) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point L776(lines 776 817) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 936 945) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 936 945) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 936 945) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,086 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 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 449 456) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 449 456) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 449 456) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (< ~waterLevel~0 2)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 .cse3 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse1))) [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 222 230) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 222 230) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 222 230) no Hoare annotation was computed. [2018-11-18 15:28:22,086 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 521 539) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L428 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: true [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point L530-2(lines 530 534) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point L528-1(line 528) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 521 539) the Hoare annotation is: true [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 521 539) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 534) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 178 189) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (< ~waterLevel~0 2)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2 .cse3 .cse4) (or .cse4 .cse5 (not (= 1 ~pumpRunning~0)) (or .cse1 .cse3) .cse2) (or .cse4 (or .cse0 .cse1 .cse3) .cse5 .cse2))) [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 178 189) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 178 189) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,087 INFO L421 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2 .cse3)) (or .cse3 .cse0 .cse4 .cse5 .cse1) (or .cse0 .cse4 .cse5 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse2)))) [2018-11-18 15:28:22,088 INFO L421 ceAbstractionStarter]: At program point L377(lines 377 383) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0 .cse1) (< |old(~waterLevel~0)| 1) (or .cse2 .cse3) (and .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse4)) (or (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse3 (< |old(~waterLevel~0)| 2) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 .cse1 .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4))) [2018-11-18 15:28:22,088 INFO L421 ceAbstractionStarter]: At program point L372(line 372) the Hoare annotation is: (let ((.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse3 (= 0 ~methAndRunningLastTime~0)) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse3))) [2018-11-18 15:28:22,088 INFO L425 ceAbstractionStarter]: For program point L370(lines 369 388) no Hoare annotation was computed. [2018-11-18 15:28:22,088 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 366 389) the Hoare annotation is: (let ((.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse4 (and .cse5 .cse6 .cse3)) (or .cse0 .cse1 .cse2 (and .cse5 .cse6)))) [2018-11-18 15:28:22,088 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 366 389) no Hoare annotation was computed. [2018-11-18 15:28:22,088 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 366 389) no Hoare annotation was computed. [2018-11-18 15:28:22,088 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-18 15:28:22,088 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 15:28:22,088 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-18 15:28:22,088 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-18 15:28:22,088 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-18 15:28:22,089 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 190 198) the Hoare annotation is: true [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 190 198) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 190 198) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 154 165) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (= ~waterLevel~0 |old(~waterLevel~0)|) (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0))) [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 154 165) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 154 165) no Hoare annotation was computed. [2018-11-18 15:28:22,089 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 15:28:22,090 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 15:28:22,090 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,090 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-11-18 15:28:22,090 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:28:22,090 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:28:22,090 INFO L421 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2018-11-18 15:28:22,090 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 398 422) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0))) [2018-11-18 15:28:22,090 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 398 422) no Hoare annotation was computed. [2018-11-18 15:28:22,090 INFO L421 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse2 .cse3 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2018-11-18 15:28:22,090 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 398 422) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L421 ceAbstractionStarter]: At program point L408(line 408) the Hoare annotation is: (let ((.cse2 (< ~waterLevel~0 1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse2 (or .cse0 .cse1) .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-18 15:28:22,091 INFO L425 ceAbstractionStarter]: For program point L406(lines 406 414) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L421 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~waterLevel~0 1))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0)) .cse3) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse0))) [2018-11-18 15:28:22,091 INFO L425 ceAbstractionStarter]: For program point L404-1(line 404) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 419) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 166 177) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 166 177) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 166 177) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0)) .cse1) (or (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0) (not (= ~methAndRunningLastTime~0 0)) .cse1))) [2018-11-18 15:28:22,091 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 926 933) no Hoare annotation was computed. [2018-11-18 15:28:22,091 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 926 933) the Hoare annotation is: true [2018-11-18 15:28:22,092 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2018-11-18 15:28:22,092 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 926 933) no Hoare annotation was computed. [2018-11-18 15:28:22,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:28:22 BoogieIcfgContainer [2018-11-18 15:28:22,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:28:22,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:28:22,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:28:22,103 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:28:22,104 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:13" (3/4) ... [2018-11-18 15:28:22,107 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:28:22,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 15:28:22,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 15:28:22,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 15:28:22,116 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 15:28:22,117 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 15:28:22,117 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 15:28:22,117 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 15:28:22,117 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 15:28:22,124 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 15:28:22,124 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 15:28:22,125 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:28:22,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2 <= waterLevel && pumpRunning == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(systemActive == 1)) || (((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 15:28:22,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 15:28:22,189 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b43f8501-ed41-4e9c-99bb-29b9398c697f/bin-2019/uautomizer/witness.graphml [2018-11-18 15:28:22,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:28:22,190 INFO L168 Benchmark]: Toolchain (without parser) took 9498.48 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 411.6 MB). Free memory was 956.6 MB in the beginning and 980.9 MB in the end (delta: -24.3 MB). Peak memory consumption was 387.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:22,191 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:28:22,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -195.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:22,191 INFO L168 Benchmark]: Boogie Preprocessor took 67.00 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:22,191 INFO L168 Benchmark]: RCFGBuilder took 746.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:22,192 INFO L168 Benchmark]: TraceAbstraction took 8207.99 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 245.9 MB). Free memory was 1.0 GB in the beginning and 992.5 MB in the end (delta: 57.3 MB). Peak memory consumption was 382.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:22,192 INFO L168 Benchmark]: Witness Printer took 86.27 ms. Allocated memory is still 1.4 GB. Free memory was 992.5 MB in the beginning and 980.9 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:22,193 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -195.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.00 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 746.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8207.99 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 245.9 MB). Free memory was 1.0 GB in the beginning and 992.5 MB in the end (delta: 57.3 MB). Peak memory consumption was 382.3 MB. Max. memory is 11.5 GB. * Witness Printer took 86.27 ms. Allocated memory is still 1.4 GB. Free memory was 992.5 MB in the beginning and 980.9 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 930]: 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: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((((2 <= waterLevel && pumpRunning == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(systemActive == 1)) || (((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 245 locations, 1 error locations. SAFE Result, 8.1s OverallTime, 13 OverallIterations, 2 TraceHistogramMax, 3.3s AutomataDifference, 0.0s DeadEndRemovalTime, 2.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2166 SDtfs, 1770 SDslu, 5053 SDs, 0 SdLazy, 2765 SolverSat, 683 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 450 GetRequests, 362 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1482occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 667 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 1864 PreInvPairs, 1940 NumberOfFragments, 1752 HoareAnnotationTreeSize, 1864 FomulaSimplifications, 11334 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 11542 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1529 NumberOfCodeBlocks, 1529 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1514 ConstructedInterpolants, 0 QuantifiedInterpolants, 277526 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1597 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 208/218 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...