./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:47:09,052 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:47:09,053 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:47:09,059 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:47:09,059 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:47:09,060 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:47:09,061 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:47:09,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:47:09,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:47:09,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:47:09,063 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:47:09,063 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:47:09,064 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:47:09,064 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:47:09,065 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:47:09,065 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:47:09,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:47:09,066 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:47:09,067 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:47:09,068 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:47:09,069 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:47:09,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:47:09,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:47:09,070 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:47:09,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:47:09,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:47:09,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:47:09,072 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:47:09,072 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:47:09,073 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:47:09,073 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:47:09,073 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:47:09,074 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:47:09,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:47:09,074 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:47:09,075 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:47:09,075 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 23:47:09,082 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:47:09,082 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:47:09,082 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:47:09,082 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 23:47:09,083 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 23:47:09,083 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:47:09,083 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:47:09,084 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 23:47:09,084 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 23:47:09,084 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:47:09,085 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:47:09,085 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:47:09,085 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 23:47:09,085 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:47:09,085 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:47:09,085 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_19efaebe-e094-4a30-9be3-59abde86e1e4/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2018-12-08 23:47:09,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:47:09,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:47:09,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:47:09,116 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:47:09,117 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:47:09,117 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-08 23:47:09,163 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/data/10b0b4308/8a2daa859b8242f6b71a111b3023531c/FLAG1682dfcd8 [2018-12-08 23:47:09,537 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:47:09,538 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-08 23:47:09,544 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/data/10b0b4308/8a2daa859b8242f6b71a111b3023531c/FLAG1682dfcd8 [2018-12-08 23:47:09,552 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/data/10b0b4308/8a2daa859b8242f6b71a111b3023531c [2018-12-08 23:47:09,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:47:09,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:47:09,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:47:09,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:47:09,557 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:47:09,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09, skipping insertion in model container [2018-12-08 23:47:09,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:47:09,583 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:47:09,727 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:47:09,767 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:47:09,813 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:47:09,828 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:47:09,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09 WrapperNode [2018-12-08 23:47:09,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:47:09,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:47:09,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:47:09,829 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:47:09,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:47:09,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:47:09,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:47:09,849 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:47:09,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... [2018-12-08 23:47:09,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:47:09,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:47:09,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:47:09,871 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:47:09,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/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 [2018-12-08 23:47:09,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 23:47:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 23:47:09,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 23:47:09,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 23:47:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 23:47:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 23:47:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 23:47:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 23:47:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 23:47:09,904 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 23:47:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 23:47:09,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 23:47:09,905 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 23:47:09,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 23:47:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 23:47:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 23:47:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 23:47:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 23:47:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 23:47:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:47:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:47:09,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-08 23:47:09,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-08 23:47:10,189 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:47:10,189 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 23:47:10,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:10 BoogieIcfgContainer [2018-12-08 23:47:10,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:47:10,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 23:47:10,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 23:47:10,192 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 23:47:10,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 11:47:09" (1/3) ... [2018-12-08 23:47:10,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2957cec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:47:10, skipping insertion in model container [2018-12-08 23:47:10,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:09" (2/3) ... [2018-12-08 23:47:10,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2957cec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 11:47:10, skipping insertion in model container [2018-12-08 23:47:10,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:10" (3/3) ... [2018-12-08 23:47:10,194 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-08 23:47:10,201 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 23:47:10,206 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 23:47:10,216 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 23:47:10,235 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 23:47:10,235 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 23:47:10,235 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 23:47:10,235 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 23:47:10,235 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 23:47:10,235 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 23:47:10,236 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 23:47:10,236 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 23:47:10,236 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 23:47:10,248 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2018-12-08 23:47:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 23:47:10,253 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:10,253 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:47:10,255 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:10,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:10,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1859376885, now seen corresponding path program 1 times [2018-12-08 23:47:10,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:10,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:10,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:10,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:10,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:10,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:10,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 23:47:10,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 23:47:10,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 23:47:10,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 23:47:10,413 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2018-12-08 23:47:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:10,436 INFO L93 Difference]: Finished difference Result 260 states and 325 transitions. [2018-12-08 23:47:10,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 23:47:10,437 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-08 23:47:10,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:10,444 INFO L225 Difference]: With dead ends: 260 [2018-12-08 23:47:10,444 INFO L226 Difference]: Without dead ends: 130 [2018-12-08 23:47:10,446 INFO L631 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 [2018-12-08 23:47:10,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-12-08 23:47:10,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-12-08 23:47:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-12-08 23:47:10,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 154 transitions. [2018-12-08 23:47:10,478 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 154 transitions. Word has length 46 [2018-12-08 23:47:10,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:10,478 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 154 transitions. [2018-12-08 23:47:10,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 23:47:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2018-12-08 23:47:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 23:47:10,480 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:10,480 INFO L402 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] [2018-12-08 23:47:10,481 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:10,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:10,481 INFO L82 PathProgramCache]: Analyzing trace with hash -816350, now seen corresponding path program 1 times [2018-12-08 23:47:10,481 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:10,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:10,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:10,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:10,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:10,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:47:10,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 23:47:10,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:47:10,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:47:10,536 INFO L87 Difference]: Start difference. First operand 130 states and 154 transitions. Second operand 3 states. [2018-12-08 23:47:10,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:10,548 INFO L93 Difference]: Finished difference Result 209 states and 247 transitions. [2018-12-08 23:47:10,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:47:10,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-08 23:47:10,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:10,550 INFO L225 Difference]: With dead ends: 209 [2018-12-08 23:47:10,550 INFO L226 Difference]: Without dead ends: 121 [2018-12-08 23:47:10,550 INFO L631 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 [2018-12-08 23:47:10,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-08 23:47:10,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-12-08 23:47:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-12-08 23:47:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2018-12-08 23:47:10,558 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 47 [2018-12-08 23:47:10,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:10,558 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2018-12-08 23:47:10,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 23:47:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2018-12-08 23:47:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 23:47:10,559 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:10,559 INFO L402 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] [2018-12-08 23:47:10,559 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:10,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:10,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1070515485, now seen corresponding path program 1 times [2018-12-08 23:47:10,559 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:10,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:10,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:10,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:10,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:10,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 23:47:10,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 23:47:10,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 23:47:10,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 23:47:10,639 INFO L87 Difference]: Start difference. First operand 121 states and 142 transitions. Second operand 7 states. [2018-12-08 23:47:10,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:10,813 INFO L93 Difference]: Finished difference Result 218 states and 261 transitions. [2018-12-08 23:47:10,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 23:47:10,813 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-12-08 23:47:10,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:10,814 INFO L225 Difference]: With dead ends: 218 [2018-12-08 23:47:10,815 INFO L226 Difference]: Without dead ends: 121 [2018-12-08 23:47:10,815 INFO L631 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 [2018-12-08 23:47:10,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-08 23:47:10,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-12-08 23:47:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-12-08 23:47:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 141 transitions. [2018-12-08 23:47:10,823 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 141 transitions. Word has length 51 [2018-12-08 23:47:10,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:10,823 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 141 transitions. [2018-12-08 23:47:10,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 23:47:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2018-12-08 23:47:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 23:47:10,825 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:10,825 INFO L402 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] [2018-12-08 23:47:10,825 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:10,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:10,826 INFO L82 PathProgramCache]: Analyzing trace with hash -912181828, now seen corresponding path program 1 times [2018-12-08 23:47:10,826 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:10,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:10,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:10,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:10,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:10,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 23:47:10,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 23:47:10,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 23:47:10,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 23:47:10,876 INFO L87 Difference]: Start difference. First operand 121 states and 141 transitions. Second operand 5 states. [2018-12-08 23:47:11,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:11,171 INFO L93 Difference]: Finished difference Result 319 states and 386 transitions. [2018-12-08 23:47:11,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 23:47:11,172 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2018-12-08 23:47:11,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:11,174 INFO L225 Difference]: With dead ends: 319 [2018-12-08 23:47:11,174 INFO L226 Difference]: Without dead ends: 222 [2018-12-08 23:47:11,175 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-08 23:47:11,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-12-08 23:47:11,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 204. [2018-12-08 23:47:11,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-12-08 23:47:11,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 233 transitions. [2018-12-08 23:47:11,197 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 233 transitions. Word has length 64 [2018-12-08 23:47:11,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:11,197 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 233 transitions. [2018-12-08 23:47:11,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 23:47:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 233 transitions. [2018-12-08 23:47:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 23:47:11,199 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:11,199 INFO L402 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] [2018-12-08 23:47:11,200 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:11,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:11,200 INFO L82 PathProgramCache]: Analyzing trace with hash -988770391, now seen corresponding path program 1 times [2018-12-08 23:47:11,200 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:11,200 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:11,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:11,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:11,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:11,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 23:47:11,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 23:47:11,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 23:47:11,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 23:47:11,269 INFO L87 Difference]: Start difference. First operand 204 states and 233 transitions. Second operand 6 states. [2018-12-08 23:47:11,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:11,389 INFO L93 Difference]: Finished difference Result 549 states and 649 transitions. [2018-12-08 23:47:11,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 23:47:11,389 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2018-12-08 23:47:11,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:11,392 INFO L225 Difference]: With dead ends: 549 [2018-12-08 23:47:11,392 INFO L226 Difference]: Without dead ends: 369 [2018-12-08 23:47:11,392 INFO L631 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 [2018-12-08 23:47:11,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2018-12-08 23:47:11,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 363. [2018-12-08 23:47:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-12-08 23:47:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 416 transitions. [2018-12-08 23:47:11,415 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 416 transitions. Word has length 78 [2018-12-08 23:47:11,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:11,416 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 416 transitions. [2018-12-08 23:47:11,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 23:47:11,416 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 416 transitions. [2018-12-08 23:47:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 23:47:11,417 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:11,417 INFO L402 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] [2018-12-08 23:47:11,417 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:11,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:11,417 INFO L82 PathProgramCache]: Analyzing trace with hash 610145221, now seen corresponding path program 1 times [2018-12-08 23:47:11,417 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:11,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:11,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:11,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:11,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:11,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 23:47:11,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 23:47:11,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 23:47:11,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 23:47:11,497 INFO L87 Difference]: Start difference. First operand 363 states and 416 transitions. Second operand 7 states. [2018-12-08 23:47:11,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:11,808 INFO L93 Difference]: Finished difference Result 396 states and 466 transitions. [2018-12-08 23:47:11,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 23:47:11,808 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2018-12-08 23:47:11,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:11,810 INFO L225 Difference]: With dead ends: 396 [2018-12-08 23:47:11,810 INFO L226 Difference]: Without dead ends: 393 [2018-12-08 23:47:11,810 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-08 23:47:11,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-12-08 23:47:11,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 363. [2018-12-08 23:47:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-12-08 23:47:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 415 transitions. [2018-12-08 23:47:11,824 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 415 transitions. Word has length 82 [2018-12-08 23:47:11,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:11,825 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 415 transitions. [2018-12-08 23:47:11,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 23:47:11,825 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 415 transitions. [2018-12-08 23:47:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 23:47:11,826 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:11,826 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:47:11,827 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:11,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:11,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1887685164, now seen corresponding path program 1 times [2018-12-08 23:47:11,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:11,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:11,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:11,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:11,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:11,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:11,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 23:47:11,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 23:47:11,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 23:47:11,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 23:47:11,862 INFO L87 Difference]: Start difference. First operand 363 states and 415 transitions. Second operand 6 states. [2018-12-08 23:47:11,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:11,885 INFO L93 Difference]: Finished difference Result 716 states and 838 transitions. [2018-12-08 23:47:11,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 23:47:11,885 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-12-08 23:47:11,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:11,887 INFO L225 Difference]: With dead ends: 716 [2018-12-08 23:47:11,887 INFO L226 Difference]: Without dead ends: 377 [2018-12-08 23:47:11,887 INFO L631 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 [2018-12-08 23:47:11,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-12-08 23:47:11,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 373. [2018-12-08 23:47:11,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-12-08 23:47:11,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 425 transitions. [2018-12-08 23:47:11,899 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 425 transitions. Word has length 98 [2018-12-08 23:47:11,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:11,899 INFO L480 AbstractCegarLoop]: Abstraction has 373 states and 425 transitions. [2018-12-08 23:47:11,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 23:47:11,900 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 425 transitions. [2018-12-08 23:47:11,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 23:47:11,900 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:11,900 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:47:11,901 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:11,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:11,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1513795794, now seen corresponding path program 1 times [2018-12-08 23:47:11,901 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:11,901 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:11,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:11,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:11,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:11,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 23:47:11,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 23:47:11,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 23:47:11,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 23:47:11,965 INFO L87 Difference]: Start difference. First operand 373 states and 425 transitions. Second operand 8 states. [2018-12-08 23:47:11,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:11,992 INFO L93 Difference]: Finished difference Result 736 states and 860 transitions. [2018-12-08 23:47:11,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 23:47:11,993 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-12-08 23:47:11,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:11,994 INFO L225 Difference]: With dead ends: 736 [2018-12-08 23:47:11,994 INFO L226 Difference]: Without dead ends: 387 [2018-12-08 23:47:11,995 INFO L631 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 [2018-12-08 23:47:11,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-12-08 23:47:12,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 381. [2018-12-08 23:47:12,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-12-08 23:47:12,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 433 transitions. [2018-12-08 23:47:12,006 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 433 transitions. Word has length 98 [2018-12-08 23:47:12,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:12,006 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 433 transitions. [2018-12-08 23:47:12,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 23:47:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 433 transitions. [2018-12-08 23:47:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 23:47:12,007 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:12,007 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:47:12,007 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:12,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:12,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1521555153, now seen corresponding path program 1 times [2018-12-08 23:47:12,007 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:12,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:12,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:12,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:12,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 23:47:12,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:47:12,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 23:47:12,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 23:47:12,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 23:47:12,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 23:47:12,057 INFO L87 Difference]: Start difference. First operand 381 states and 433 transitions. Second operand 4 states. [2018-12-08 23:47:12,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:12,200 INFO L93 Difference]: Finished difference Result 1123 states and 1346 transitions. [2018-12-08 23:47:12,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 23:47:12,201 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-12-08 23:47:12,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:12,204 INFO L225 Difference]: With dead ends: 1123 [2018-12-08 23:47:12,204 INFO L226 Difference]: Without dead ends: 766 [2018-12-08 23:47:12,205 INFO L631 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 [2018-12-08 23:47:12,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2018-12-08 23:47:12,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 751. [2018-12-08 23:47:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2018-12-08 23:47:12,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 881 transitions. [2018-12-08 23:47:12,242 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 881 transitions. Word has length 98 [2018-12-08 23:47:12,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:12,242 INFO L480 AbstractCegarLoop]: Abstraction has 751 states and 881 transitions. [2018-12-08 23:47:12,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 23:47:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 881 transitions. [2018-12-08 23:47:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 23:47:12,244 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:12,244 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:47:12,245 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:12,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:12,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1343532233, now seen corresponding path program 1 times [2018-12-08 23:47:12,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:12,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:12,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:12,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:12,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:12,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 23:47:12,334 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 23:47:12,334 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/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 [2018-12-08 23:47:12,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:12,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:47:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:47:12,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 23:47:12,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 23:47:12,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 23:47:12,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 23:47:12,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 23:47:12,559 INFO L87 Difference]: Start difference. First operand 751 states and 881 transitions. Second operand 19 states. [2018-12-08 23:47:13,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:13,156 INFO L93 Difference]: Finished difference Result 1448 states and 1719 transitions. [2018-12-08 23:47:13,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 23:47:13,156 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-12-08 23:47:13,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:13,158 INFO L225 Difference]: With dead ends: 1448 [2018-12-08 23:47:13,158 INFO L226 Difference]: Without dead ends: 721 [2018-12-08 23:47:13,159 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 23:47:13,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-12-08 23:47:13,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-12-08 23:47:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-12-08 23:47:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 832 transitions. [2018-12-08 23:47:13,180 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 832 transitions. Word has length 102 [2018-12-08 23:47:13,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:13,180 INFO L480 AbstractCegarLoop]: Abstraction has 721 states and 832 transitions. [2018-12-08 23:47:13,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 23:47:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 832 transitions. [2018-12-08 23:47:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 23:47:13,182 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 23:47:13,182 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:47:13,182 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 23:47:13,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:47:13,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1604124685, now seen corresponding path program 1 times [2018-12-08 23:47:13,182 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:47:13,183 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:47:13,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:13,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:13,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:47:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 23:47:13,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 23:47:13,268 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/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 [2018-12-08 23:47:13,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:47:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:47:13,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:47:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 23:47:13,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 23:47:13,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 23:47:13,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 23:47:13,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 23:47:13,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 23:47:13,470 INFO L87 Difference]: Start difference. First operand 721 states and 832 transitions. Second operand 19 states. [2018-12-08 23:47:13,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:47:13,990 INFO L93 Difference]: Finished difference Result 1201 states and 1408 transitions. [2018-12-08 23:47:13,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 23:47:13,990 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2018-12-08 23:47:13,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 23:47:13,991 INFO L225 Difference]: With dead ends: 1201 [2018-12-08 23:47:13,991 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 23:47:13,993 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 23:47:13,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 23:47:13,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 23:47:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 23:47:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 23:47:13,993 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2018-12-08 23:47:13,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 23:47:13,993 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:47:13,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 23:47:13,993 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 23:47:13,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 23:47:13,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 23:47:14,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 23:47:14,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 23:47:14,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 23:47:14,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 23:47:14,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 23:47:14,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 23:47:14,938 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-12-08 23:47:15,454 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-12-08 23:47:15,456 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 297 303) the Hoare annotation is: true [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 297 303) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 304 312) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 304 312) the Hoare annotation is: true [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 304 312) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 255 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-08 23:47:15,456 INFO L444 ceAbstractionStarter]: At program point L267-1(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L448 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2018-12-08 23:47:15,456 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point L801-1(lines 782 806) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse2) .cse0) (or .cse0 .cse3 .cse1))) [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 803) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 782 806) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 782 806) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 877 885) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 877 885) the Hoare annotation is: true [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 877 885) no Hoare annotation was computed. [2018-12-08 23:47:15,457 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 290 296) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 290 296) the Hoare annotation is: true [2018-12-08 23:47:15,458 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 242 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 866 876) the Hoare annotation is: true [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 866 876) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L451 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: true [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 866 876) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point L871-1(line 871) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 858 865) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 858 865) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 858 865) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L444 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2018-12-08 23:47:15,458 INFO L444 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-12-08 23:47:15,458 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 23:47:15,458 INFO L444 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 23:47:15,458 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 824) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L444 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 829) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 774 780) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 774 780) the Hoare annotation is: true [2018-12-08 23:47:15,459 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 680 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,459 INFO L444 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 23:47:15,459 INFO L444 ceAbstractionStarter]: At program point L733(lines 690 735) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 706) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 680 743) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L692(lines 692 696) no Hoare annotation was computed. [2018-12-08 23:47:15,459 INFO L444 ceAbstractionStarter]: At program point L736(lines 689 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 23:47:15,459 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 730) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point L726-2(lines 720 731) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L691(lines 690 735) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L720(lines 720 731) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 680 743) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 833 840) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 841 857) no Hoare annotation was computed. [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 841 857) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-08 23:47:15,460 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-08 23:47:15,460 INFO L448 ceAbstractionStarter]: For program point L852-1(lines 841 857) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L451 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: true [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point L931-2(lines 931 935) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 922 940) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 922 940) the Hoare annotation is: true [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 922 940) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point L931(lines 931 935) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L444 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-12-08 23:47:15,461 INFO L444 ceAbstractionStarter]: At program point L761(lines 761 767) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-12-08 23:47:15,461 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point L754(lines 753 772) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 750 773) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 750 773) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 750 773) no Hoare annotation was computed. [2018-12-08 23:47:15,461 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-08 23:47:15,462 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 23:47:15,462 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L444 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point L161-1(line 161) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 172) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 151 175) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L451 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-12-08 23:47:15,463 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 151 175) the Hoare annotation is: true [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 151 175) no Hoare annotation was computed. [2018-12-08 23:47:15,463 INFO L444 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 23:47:15,463 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 169) no Hoare annotation was computed. [2018-12-08 23:47:15,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 11:47:15 BoogieIcfgContainer [2018-12-08 23:47:15,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 23:47:15,471 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:47:15,471 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:47:15,471 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:47:15,471 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:10" (3/4) ... [2018-12-08 23:47:15,474 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 23:47:15,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 23:47:15,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 23:47:15,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 23:47:15,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-08 23:47:15,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 23:47:15,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 23:47:15,479 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 23:47:15,480 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 23:47:15,480 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-08 23:47:15,484 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-08 23:47:15,484 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 23:47:15,484 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 23:47:15,485 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 23:47:15,485 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 23:47:15,485 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 23:47:15,503 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-12-08 23:47:15,503 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 23:47:15,528 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_19efaebe-e094-4a30-9be3-59abde86e1e4/bin-2019/uautomizer/witness.graphml [2018-12-08 23:47:15,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:47:15,529 INFO L168 Benchmark]: Toolchain (without parser) took 5975.40 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.3 MB). Free memory was 956.0 MB in the beginning and 816.1 MB in the end (delta: 139.9 MB). Peak memory consumption was 372.2 MB. Max. memory is 11.5 GB. [2018-12-08 23:47:15,530 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:47:15,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 23:47:15,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:47:15,530 INFO L168 Benchmark]: Boogie Preprocessor took 21.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:47:15,530 INFO L168 Benchmark]: RCFGBuilder took 318.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.0 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:47:15,531 INFO L168 Benchmark]: TraceAbstraction took 5280.43 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 158.9 MB). Free memory was 996.0 MB in the beginning and 825.6 MB in the end (delta: 170.5 MB). Peak memory consumption was 416.0 MB. Max. memory is 11.5 GB. [2018-12-08 23:47:15,531 INFO L168 Benchmark]: Witness Printer took 57.71 ms. Allocated memory is still 1.3 GB. Free memory was 825.6 MB in the beginning and 816.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:47:15,532 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 273.96 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 318.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.0 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5280.43 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 158.9 MB). Free memory was 996.0 MB in the beginning and 825.6 MB in the end (delta: 170.5 MB). Peak memory consumption was 416.0 MB. Max. memory is 11.5 GB. * Witness Printer took 57.71 ms. Allocated memory is still 1.3 GB. Free memory was 825.6 MB in the beginning and 816.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 143 locations, 1 error locations. SAFE Result, 5.2s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1848 SDtfs, 1323 SDslu, 6968 SDs, 0 SdLazy, 3107 SolverSat, 341 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 398 GetRequests, 289 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=751occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 1503 PreInvPairs, 1587 NumberOfFragments, 1414 HoareAnnotationTreeSize, 1503 FomulaSimplifications, 2105 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 6353 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1172 NumberOfCodeBlocks, 1172 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1159 ConstructedInterpolants, 0 QuantifiedInterpolants, 187380 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1592 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...