./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21b7318e0534e2795ffc81aa5194a01e66c6f479 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:38:18,084 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:38:18,085 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:38:18,092 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:38:18,093 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:38:18,093 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:38:18,094 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:38:18,095 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:38:18,096 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:38:18,096 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:38:18,097 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:38:18,097 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:38:18,098 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:38:18,098 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:38:18,099 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:38:18,100 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:38:18,100 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:38:18,101 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:38:18,103 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:38:18,104 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:38:18,104 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:38:18,105 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:38:18,107 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:38:18,107 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:38:18,107 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:38:18,108 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:38:18,108 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:38:18,109 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:38:18,110 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:38:18,110 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:38:18,111 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:38:18,111 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:38:18,111 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:38:18,111 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:38:18,112 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:38:18,112 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:38:18,112 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:38:18,122 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:38:18,122 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:38:18,122 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:38:18,123 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:38:18,123 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:38:18,123 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:38:18,123 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:38:18,123 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:38:18,124 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:38:18,125 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:38:18,125 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:38:18,125 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:38:18,125 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:38:18,125 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:38:18,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:38:18,125 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:38:18,125 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:38:18,126 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:38:18,126 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:38:18,126 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:38:18,126 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:38:18,126 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_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-11-28 12:38:18,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:38:18,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:38:18,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:38:18,161 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:38:18,161 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:38:18,161 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-28 12:38:18,198 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/data/4a4d2e30d/d71c69fb68334654809f020259cc6c09/FLAG9f703b5af [2018-11-28 12:38:18,611 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:38:18,612 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-28 12:38:18,618 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/data/4a4d2e30d/d71c69fb68334654809f020259cc6c09/FLAG9f703b5af [2018-11-28 12:38:18,627 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/data/4a4d2e30d/d71c69fb68334654809f020259cc6c09 [2018-11-28 12:38:18,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:38:18,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:38:18,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:38:18,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:38:18,633 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:38:18,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:18,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d9d830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18, skipping insertion in model container [2018-11-28 12:38:18,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:18,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:38:18,666 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:38:18,854 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:38:18,915 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:38:18,976 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:38:18,993 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:38:18,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18 WrapperNode [2018-11-28 12:38:18,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:38:18,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:38:18,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:38:18,994 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:38:18,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:38:19,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:38:19,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:38:19,020 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:38:19,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... [2018-11-28 12:38:19,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:38:19,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:38:19,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:38:19,051 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:38:19,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:38:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:38:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:38:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:38:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:38:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:38:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:38:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:38:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:38:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:38:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:38:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:38:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:38:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:38:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:38:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:38:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:38:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:38:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:38:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:38:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:38:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:38:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:38:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:38:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:38:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:38:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:38:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:38:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:38:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:38:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:38:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:38:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:38:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:38:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:38:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:38:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:38:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:38:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 12:38:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 12:38:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:38:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:38:19,101 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:38:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:38:19,101 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:38:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:38:19,101 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:38:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:38:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:38:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:38:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:38:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:38:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:38:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:38:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:38:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:38:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:38:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:38:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:38:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:38:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:38:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:38:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:38:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:38:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:38:19,584 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:38:19,585 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:38:19,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:38:19 BoogieIcfgContainer [2018-11-28 12:38:19,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:38:19,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:38:19,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:38:19,589 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:38:19,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:38:18" (1/3) ... [2018-11-28 12:38:19,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d55605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:38:19, skipping insertion in model container [2018-11-28 12:38:19,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:18" (2/3) ... [2018-11-28 12:38:19,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d55605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:38:19, skipping insertion in model container [2018-11-28 12:38:19,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:38:19" (3/3) ... [2018-11-28 12:38:19,592 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-11-28 12:38:19,598 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:38:19,604 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:38:19,614 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:38:19,638 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:38:19,638 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:38:19,638 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:38:19,638 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:38:19,639 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:38:19,639 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:38:19,639 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:38:19,639 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:38:19,639 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:38:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2018-11-28 12:38:19,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 12:38:19,662 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:19,663 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] [2018-11-28 12:38:19,664 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:19,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:19,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1147007446, now seen corresponding path program 1 times [2018-11-28 12:38:19,669 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:19,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:19,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:19,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:19,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:38:19,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:19,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:38:19,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:38:19,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:38:19,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:38:19,869 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2018-11-28 12:38:19,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:19,904 INFO L93 Difference]: Finished difference Result 300 states and 369 transitions. [2018-11-28 12:38:19,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:38:19,906 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 12:38:19,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:19,916 INFO L225 Difference]: With dead ends: 300 [2018-11-28 12:38:19,916 INFO L226 Difference]: Without dead ends: 150 [2018-11-28 12:38:19,920 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 [2018-11-28 12:38:19,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-11-28 12:38:19,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-11-28 12:38:19,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-28 12:38:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 176 transitions. [2018-11-28 12:38:19,966 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 176 transitions. Word has length 46 [2018-11-28 12:38:19,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:19,967 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 176 transitions. [2018-11-28 12:38:19,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:38:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2018-11-28 12:38:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 12:38:19,970 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:19,970 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] [2018-11-28 12:38:19,970 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:19,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:19,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1325406956, now seen corresponding path program 1 times [2018-11-28 12:38:19,971 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:19,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:19,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:19,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:19,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:38:20,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:20,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:38:20,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:38:20,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:38:20,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:38:20,057 INFO L87 Difference]: Start difference. First operand 150 states and 176 transitions. Second operand 3 states. [2018-11-28 12:38:20,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:20,078 INFO L93 Difference]: Finished difference Result 239 states and 279 transitions. [2018-11-28 12:38:20,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:38:20,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 12:38:20,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:20,081 INFO L225 Difference]: With dead ends: 239 [2018-11-28 12:38:20,081 INFO L226 Difference]: Without dead ends: 141 [2018-11-28 12:38:20,082 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 [2018-11-28 12:38:20,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-11-28 12:38:20,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-11-28 12:38:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-28 12:38:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 164 transitions. [2018-11-28 12:38:20,095 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 164 transitions. Word has length 47 [2018-11-28 12:38:20,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:20,095 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 164 transitions. [2018-11-28 12:38:20,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:38:20,095 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2018-11-28 12:38:20,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:38:20,096 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:20,097 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] [2018-11-28 12:38:20,097 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:20,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:20,097 INFO L82 PathProgramCache]: Analyzing trace with hash -534330577, now seen corresponding path program 1 times [2018-11-28 12:38:20,097 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:20,097 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:20,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:20,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:20,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:38:20,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:20,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:38:20,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:38:20,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:38:20,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:38:20,208 INFO L87 Difference]: Start difference. First operand 141 states and 164 transitions. Second operand 7 states. [2018-11-28 12:38:20,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:20,598 INFO L93 Difference]: Finished difference Result 425 states and 512 transitions. [2018-11-28 12:38:20,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:38:20,599 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-28 12:38:20,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:20,601 INFO L225 Difference]: With dead ends: 425 [2018-11-28 12:38:20,602 INFO L226 Difference]: Without dead ends: 308 [2018-11-28 12:38:20,602 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:38:20,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-11-28 12:38:20,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 296. [2018-11-28 12:38:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-11-28 12:38:20,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 356 transitions. [2018-11-28 12:38:20,636 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 356 transitions. Word has length 52 [2018-11-28 12:38:20,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:20,636 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 356 transitions. [2018-11-28 12:38:20,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:38:20,636 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 356 transitions. [2018-11-28 12:38:20,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 12:38:20,638 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:20,638 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] [2018-11-28 12:38:20,639 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:20,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:20,639 INFO L82 PathProgramCache]: Analyzing trace with hash -408331355, now seen corresponding path program 1 times [2018-11-28 12:38:20,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:20,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:20,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:20,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:20,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:38:20,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:20,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:38:20,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:38:20,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:38:20,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:38:20,731 INFO L87 Difference]: Start difference. First operand 296 states and 356 transitions. Second operand 6 states. [2018-11-28 12:38:20,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:20,877 INFO L93 Difference]: Finished difference Result 825 states and 1016 transitions. [2018-11-28 12:38:20,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:38:20,877 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 12:38:20,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:20,881 INFO L225 Difference]: With dead ends: 825 [2018-11-28 12:38:20,882 INFO L226 Difference]: Without dead ends: 553 [2018-11-28 12:38:20,884 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 [2018-11-28 12:38:20,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-11-28 12:38:20,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 547. [2018-11-28 12:38:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2018-11-28 12:38:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 662 transitions. [2018-11-28 12:38:20,925 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 662 transitions. Word has length 57 [2018-11-28 12:38:20,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:20,925 INFO L480 AbstractCegarLoop]: Abstraction has 547 states and 662 transitions. [2018-11-28 12:38:20,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:38:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 662 transitions. [2018-11-28 12:38:20,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 12:38:20,929 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:20,929 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] [2018-11-28 12:38:20,929 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:20,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:20,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1423719401, now seen corresponding path program 1 times [2018-11-28 12:38:20,930 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:20,930 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:20,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:20,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:20,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:38:21,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:21,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:38:21,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:38:21,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:38:21,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:38:21,024 INFO L87 Difference]: Start difference. First operand 547 states and 662 transitions. Second operand 7 states. [2018-11-28 12:38:21,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:21,546 INFO L93 Difference]: Finished difference Result 1406 states and 1819 transitions. [2018-11-28 12:38:21,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:38:21,547 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-28 12:38:21,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:21,551 INFO L225 Difference]: With dead ends: 1406 [2018-11-28 12:38:21,551 INFO L226 Difference]: Without dead ends: 883 [2018-11-28 12:38:21,553 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:38:21,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2018-11-28 12:38:21,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 785. [2018-11-28 12:38:21,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-11-28 12:38:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 947 transitions. [2018-11-28 12:38:21,603 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 947 transitions. Word has length 61 [2018-11-28 12:38:21,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:21,604 INFO L480 AbstractCegarLoop]: Abstraction has 785 states and 947 transitions. [2018-11-28 12:38:21,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:38:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 947 transitions. [2018-11-28 12:38:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 12:38:21,610 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:21,610 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] [2018-11-28 12:38:21,610 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:21,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:21,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1372644600, now seen corresponding path program 1 times [2018-11-28 12:38:21,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:21,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:21,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:21,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:21,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:21,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:21,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:38:21,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:38:21,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:38:21,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:38:21,689 INFO L87 Difference]: Start difference. First operand 785 states and 947 transitions. Second operand 6 states. [2018-11-28 12:38:21,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:21,736 INFO L93 Difference]: Finished difference Result 1574 states and 1958 transitions. [2018-11-28 12:38:21,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:38:21,737 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-28 12:38:21,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:21,741 INFO L225 Difference]: With dead ends: 1574 [2018-11-28 12:38:21,741 INFO L226 Difference]: Without dead ends: 813 [2018-11-28 12:38:21,743 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 [2018-11-28 12:38:21,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-11-28 12:38:21,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 805. [2018-11-28 12:38:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-11-28 12:38:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2018-11-28 12:38:21,782 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 99 [2018-11-28 12:38:21,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:21,783 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2018-11-28 12:38:21,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:38:21,784 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2018-11-28 12:38:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 12:38:21,785 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:21,786 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] [2018-11-28 12:38:21,786 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:21,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:21,786 INFO L82 PathProgramCache]: Analyzing trace with hash -479158262, now seen corresponding path program 1 times [2018-11-28 12:38:21,786 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:21,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:21,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:21,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:21,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:21,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:21,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:21,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:38:21,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:38:21,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:38:21,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:38:21,859 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 8 states. [2018-11-28 12:38:21,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:21,908 INFO L93 Difference]: Finished difference Result 1614 states and 1998 transitions. [2018-11-28 12:38:21,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:38:21,909 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-28 12:38:21,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:21,912 INFO L225 Difference]: With dead ends: 1614 [2018-11-28 12:38:21,912 INFO L226 Difference]: Without dead ends: 833 [2018-11-28 12:38:21,914 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 [2018-11-28 12:38:21,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-11-28 12:38:21,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 821. [2018-11-28 12:38:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-11-28 12:38:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 983 transitions. [2018-11-28 12:38:21,953 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 983 transitions. Word has length 99 [2018-11-28 12:38:21,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:21,954 INFO L480 AbstractCegarLoop]: Abstraction has 821 states and 983 transitions. [2018-11-28 12:38:21,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:38:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 983 transitions. [2018-11-28 12:38:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 12:38:21,956 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:21,956 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] [2018-11-28 12:38:21,956 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:21,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:21,956 INFO L82 PathProgramCache]: Analyzing trace with hash -486917621, now seen corresponding path program 1 times [2018-11-28 12:38:21,956 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:21,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:21,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:21,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:21,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:22,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:22,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:38:22,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:38:22,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:38:22,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:38:22,040 INFO L87 Difference]: Start difference. First operand 821 states and 983 transitions. Second operand 4 states. [2018-11-28 12:38:22,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:22,269 INFO L93 Difference]: Finished difference Result 2603 states and 3266 transitions. [2018-11-28 12:38:22,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:38:22,270 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-28 12:38:22,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:22,279 INFO L225 Difference]: With dead ends: 2603 [2018-11-28 12:38:22,279 INFO L226 Difference]: Without dead ends: 1806 [2018-11-28 12:38:22,282 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 [2018-11-28 12:38:22,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2018-11-28 12:38:22,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1775. [2018-11-28 12:38:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2018-11-28 12:38:22,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2179 transitions. [2018-11-28 12:38:22,402 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2179 transitions. Word has length 99 [2018-11-28 12:38:22,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:22,402 INFO L480 AbstractCegarLoop]: Abstraction has 1775 states and 2179 transitions. [2018-11-28 12:38:22,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:38:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2179 transitions. [2018-11-28 12:38:22,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 12:38:22,406 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:22,407 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, 1] [2018-11-28 12:38:22,407 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:22,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:22,407 INFO L82 PathProgramCache]: Analyzing trace with hash 379357745, now seen corresponding path program 1 times [2018-11-28 12:38:22,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:22,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:22,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:22,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:22,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:22,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:38:22,527 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:38:22,527 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:38:22,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:22,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:38:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:38:22,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:38:22,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 12:38:22,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 12:38:22,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 12:38:22,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:38:22,935 INFO L87 Difference]: Start difference. First operand 1775 states and 2179 transitions. Second operand 19 states. [2018-11-28 12:38:24,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:24,027 INFO L93 Difference]: Finished difference Result 3496 states and 4338 transitions. [2018-11-28 12:38:24,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 12:38:24,028 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-28 12:38:24,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:24,036 INFO L225 Difference]: With dead ends: 3496 [2018-11-28 12:38:24,036 INFO L226 Difference]: Without dead ends: 1745 [2018-11-28 12:38:24,041 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 12:38:24,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1745 states. [2018-11-28 12:38:24,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1745 to 1745. [2018-11-28 12:38:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1745 states. [2018-11-28 12:38:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2097 transitions. [2018-11-28 12:38:24,130 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2097 transitions. Word has length 103 [2018-11-28 12:38:24,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:24,130 INFO L480 AbstractCegarLoop]: Abstraction has 1745 states and 2097 transitions. [2018-11-28 12:38:24,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 12:38:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2097 transitions. [2018-11-28 12:38:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-28 12:38:24,136 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:24,136 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:38:24,136 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:24,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:24,136 INFO L82 PathProgramCache]: Analyzing trace with hash 788815529, now seen corresponding path program 1 times [2018-11-28 12:38:24,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:24,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:24,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:24,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:24,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-28 12:38:24,255 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:38:24,256 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:38:24,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:24,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:38:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:24,499 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:38:24,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-28 12:38:24,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 12:38:24,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 12:38:24,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-28 12:38:24,500 INFO L87 Difference]: Start difference. First operand 1745 states and 2097 transitions. Second operand 14 states. [2018-11-28 12:38:26,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:26,484 INFO L93 Difference]: Finished difference Result 5588 states and 7663 transitions. [2018-11-28 12:38:26,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-28 12:38:26,485 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 157 [2018-11-28 12:38:26,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:26,507 INFO L225 Difference]: With dead ends: 5588 [2018-11-28 12:38:26,508 INFO L226 Difference]: Without dead ends: 4191 [2018-11-28 12:38:26,515 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-28 12:38:26,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4191 states. [2018-11-28 12:38:26,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4191 to 3431. [2018-11-28 12:38:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3431 states. [2018-11-28 12:38:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4153 transitions. [2018-11-28 12:38:26,775 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4153 transitions. Word has length 157 [2018-11-28 12:38:26,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:26,775 INFO L480 AbstractCegarLoop]: Abstraction has 3431 states and 4153 transitions. [2018-11-28 12:38:26,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 12:38:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4153 transitions. [2018-11-28 12:38:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-28 12:38:26,781 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:26,781 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:38:26,781 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:26,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:26,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1063575143, now seen corresponding path program 1 times [2018-11-28 12:38:26,782 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:26,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:26,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:26,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:26,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-28 12:38:26,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:26,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:38:26,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:38:26,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:38:26,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:38:26,899 INFO L87 Difference]: Start difference. First operand 3431 states and 4153 transitions. Second operand 9 states. [2018-11-28 12:38:27,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:27,023 INFO L93 Difference]: Finished difference Result 4423 states and 5351 transitions. [2018-11-28 12:38:27,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:38:27,024 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-28 12:38:27,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:27,025 INFO L225 Difference]: With dead ends: 4423 [2018-11-28 12:38:27,025 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:38:27,033 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:38:27,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:38:27,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:38:27,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:38:27,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:38:27,035 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-28 12:38:27,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:27,035 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:38:27,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:38:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:38:27,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:38:27,040 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:38:27,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:27,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:38:28,090 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 18 [2018-11-28 12:38:28,324 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2018-11-28 12:38:28,499 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2018-11-28 12:38:28,874 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-28 12:38:29,282 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 30 [2018-11-28 12:38:29,549 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2018-11-28 12:38:29,771 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2018-11-28 12:38:30,950 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2018-11-28 12:38:31,175 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2018-11-28 12:38:31,175 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2018-11-28 12:38:31,175 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2018-11-28 12:38:31,175 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2018-11-28 12:38:31,175 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2018-11-28 12:38:31,175 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-28 12:38:31,175 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-28 12:38:31,175 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,175 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,176 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,176 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,176 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-28 12:38:31,176 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-28 12:38:31,176 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,176 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,176 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-28 12:38:31,176 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< ~waterLevel~0 2)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse3 (or .cse4 .cse5 .cse6)) (or (or .cse0 .cse4 .cse5) .cse3) (or (or .cse0 .cse1 .cse5) .cse2) (or .cse2 .cse1 (< ~waterLevel~0 1) .cse6)))) [2018-11-28 12:38:31,177 INFO L444 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse4 .cse1 .cse2) .cse0) (or .cse4 .cse5 (not (= ~waterLevel~0 1))) (or .cse5 (< ~waterLevel~0 1) .cse3) (or .cse4 .cse5 .cse2))) [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L451 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: true [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point L931-1(line 931) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2018-11-28 12:38:31,177 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-28 12:38:31,177 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L451 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point L854-1(line 854) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L444 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (and (= processEnvironment_~tmp~7 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 .cse2 (not (= ~waterLevel~0 1)) .cse4) (or .cse5 .cse2 (< ~waterLevel~0 2) .cse4) (or .cse1 .cse5 .cse2 .cse3))) [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse1 .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-28 12:38:31,178 INFO L444 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L444 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2018-11-28 12:38:31,178 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2018-11-28 12:38:31,179 INFO L444 ceAbstractionStarter]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (and .cse0 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse6 .cse3))) [2018-11-28 12:38:31,179 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L444 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse3 .cse4 .cse2))) [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2018-11-28 12:38:31,179 INFO L444 ceAbstractionStarter]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:38:31,179 INFO L444 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:38:31,179 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L444 ceAbstractionStarter]: At program point L718(lines 667 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:38:31,180 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3))) [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L444 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2018-11-28 12:38:31,180 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 824 840) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:38:31,181 INFO L444 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L451 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: true [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (or .cse0 .cse3 .cse2)) (or (or (= ~systemActive~0 0) .cse3 .cse2) .cse1))) [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point L736(lines 735 754) no Hoare annotation was computed. [2018-11-28 12:38:31,181 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse1 .cse3 .cse4) .cse0) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or (or .cse3 .cse4 .cse5) .cse0) (or .cse0 (or .cse2 .cse4 .cse5)))) [2018-11-28 12:38:31,181 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-11-28 12:38:31,182 INFO L444 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= ~systemActive~0 0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse0 .cse1 .cse4) .cse2) (or (and (not .cse5) .cse6) .cse2 (or .cse1 .cse4 .cse7)) (or .cse8 (or .cse0 .cse5 .cse4)) (or .cse1 .cse2 .cse3 .cse7) (or (or .cse5 .cse4 .cse7) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or .cse4 .cse5 .cse6) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-11-28 12:38:31,182 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-28 12:38:31,182 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-28 12:38:31,182 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:38:31,183 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)) [2018-11-28 12:38:31,183 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2018-11-28 12:38:31,183 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2018-11-28 12:38:31,183 INFO L444 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< ~waterLevel~0 1)))) [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2018-11-28 12:38:31,183 INFO L444 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (< ~waterLevel~0 1)) (or (or .cse0 .cse1 (< ~waterLevel~0 2) .cse3) .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse3 .cse2))) [2018-11-28 12:38:31,183 INFO L444 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 2)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse2 .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 (or .cse2 .cse3 .cse4 .cse6)))) [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2018-11-28 12:38:31,183 INFO L444 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-11-28 12:38:31,183 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: true [2018-11-28 12:38:31,184 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-11-28 12:38:31,184 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2018-11-28 12:38:31,184 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-11-28 12:38:31,184 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2018-11-28 12:38:31,185 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2018-11-28 12:38:31,185 INFO L444 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (< ~waterLevel~0 1)) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-11-28 12:38:31,185 INFO L448 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2018-11-28 12:38:31,185 INFO L444 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-11-28 12:38:31,185 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-11-28 12:38:31,185 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2018-11-28 12:38:31,185 INFO L448 ceAbstractionStarter]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2018-11-28 12:38:31,185 INFO L451 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: true [2018-11-28 12:38:31,185 INFO L448 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-11-28 12:38:31,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:38:31 BoogieIcfgContainer [2018-11-28 12:38:31,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:38:31,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:38:31,200 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:38:31,200 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:38:31,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:38:19" (3/4) ... [2018-11-28 12:38:31,204 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:38:31,209 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:38:31,210 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:38:31,211 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:38:31,212 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:38:31,212 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 12:38:31,212 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:38:31,212 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:38:31,212 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:38:31,218 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 12:38:31,219 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 12:38:31,219 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-28 12:38:31,219 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:38:31,219 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:38:31,220 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:38:31,243 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:38:31,243 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:38:31,277 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_90572778-b3e5-4a15-ac3a-b2f159deae7f/bin-2019/uautomizer/witness.graphml [2018-11-28 12:38:31,277 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:38:31,278 INFO L168 Benchmark]: Toolchain (without parser) took 12648.20 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 428.3 MB). Free memory was 951.3 MB in the beginning and 930.2 MB in the end (delta: 21.1 MB). Peak memory consumption was 449.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:31,278 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:38:31,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -202.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:31,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:31,279 INFO L168 Benchmark]: Boogie Preprocessor took 30.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:38:31,279 INFO L168 Benchmark]: RCFGBuilder took 534.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:31,279 INFO L168 Benchmark]: TraceAbstraction took 11614.07 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 262.1 MB). Free memory was 1.1 GB in the beginning and 941.8 MB in the end (delta: 155.0 MB). Peak memory consumption was 532.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:31,280 INFO L168 Benchmark]: Witness Printer took 77.01 ms. Allocated memory is still 1.5 GB. Free memory was 941.8 MB in the beginning and 930.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:31,281 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -202.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 534.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11614.07 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 262.1 MB). Free memory was 1.1 GB in the beginning and 941.8 MB in the end (delta: 155.0 MB). Peak memory consumption was 532.0 MB. Max. memory is 11.5 GB. * Witness Printer took 77.01 ms. Allocated memory is still 1.5 GB. Free memory was 941.8 MB in the beginning and 930.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 163 locations, 1 error locations. SAFE Result, 11.5s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 4.7s AutomataDifference, 0.0s DeadEndRemovalTime, 4.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2207 SDtfs, 2160 SDslu, 7290 SDs, 0 SdLazy, 3514 SolverSat, 906 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 401 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3431occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 927 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 4533 PreInvPairs, 4738 NumberOfFragments, 2258 HoareAnnotationTreeSize, 4533 FomulaSimplifications, 12455 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 68 FomulaSimplificationsInter, 19461 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 224986 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1642 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 114/120 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...