./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0997f7b4913388226e163b59383b8166cd33b05b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:45:52,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:45:52,342 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:45:52,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:45:52,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:45:52,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:45:52,369 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:45:52,377 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:45:52,380 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:45:52,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:45:52,385 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:45:52,386 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:45:52,386 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:45:52,387 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:45:52,388 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:45:52,389 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:45:52,390 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:45:52,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:45:52,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:45:52,396 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:45:52,397 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:45:52,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:45:52,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:45:52,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:45:52,401 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:45:52,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:45:52,403 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:45:52,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:45:52,405 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:45:52,407 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:45:52,407 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:45:52,408 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:45:52,408 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:45:52,408 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:45:52,409 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:45:52,410 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:45:52,410 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:45:52,440 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:45:52,441 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:45:52,442 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:45:52,442 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:45:52,442 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:45:52,444 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:45:52,444 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:45:52,444 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:45:52,444 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:45:52,445 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:45:52,445 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:45:52,445 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:45:52,445 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:45:52,445 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:45:52,445 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:45:52,447 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:45:52,448 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:45:52,448 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:45:52,448 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:45:52,448 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:45:52,448 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:45:52,449 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:45:52,451 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:45:52,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:45:52,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:45:52,452 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:45:52,452 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:45:52,452 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:45:52,453 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:45:52,453 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:45:52,453 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 0997f7b4913388226e163b59383b8166cd33b05b [2018-11-28 18:45:52,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:45:52,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:45:52,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:45:52,548 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:45:52,548 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:45:52,549 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-28 18:45:52,618 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fda76c71/f201a87c314a4d9c9fd9b6d1f73730ba/FLAGdd8dc8f19 [2018-11-28 18:45:53,115 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:45:53,115 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-28 18:45:53,129 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fda76c71/f201a87c314a4d9c9fd9b6d1f73730ba/FLAGdd8dc8f19 [2018-11-28 18:45:53,411 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fda76c71/f201a87c314a4d9c9fd9b6d1f73730ba [2018-11-28 18:45:53,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:45:53,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:45:53,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:45:53,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:45:53,427 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:45:53,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:45:53" (1/1) ... [2018-11-28 18:45:53,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:53, skipping insertion in model container [2018-11-28 18:45:53,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:45:53" (1/1) ... [2018-11-28 18:45:53,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:45:53,513 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:45:53,925 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:45:53,940 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:45:54,192 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:45:54,230 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:45:54,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54 WrapperNode [2018-11-28 18:45:54,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:45:54,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:45:54,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:45:54,232 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:45:54,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:45:54,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:45:54,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:45:54,299 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:45:54,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... [2018-11-28 18:45:54,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:45:54,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:45:54,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:45:54,362 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:45:54,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 18:45:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:45:54,431 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:45:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:45:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:45:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:45:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:45:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:45:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:45:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:45:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:45:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:45:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:45:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:45:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:45:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:45:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:45:54,435 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:45:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:45:54,435 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:45:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:45:54,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:45:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:45:54,436 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:45:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:45:54,436 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:45:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:45:54,436 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:45:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:45:54,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:45:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:45:54,437 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:45:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:45:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:45:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:45:54,442 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:45:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:45:54,442 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:45:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:45:54,442 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:45:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:45:54,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:45:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:45:54,443 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:45:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:45:54,443 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:45:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:45:54,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:45:54,443 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:45:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:45:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:45:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:45:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:45:54,446 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:45:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:45:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:45:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:45:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:45:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:45:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-28 18:45:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-28 18:45:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:45:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:45:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:45:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:45:55,614 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:45:55,614 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:45:55,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:45:55 BoogieIcfgContainer [2018-11-28 18:45:55,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:45:55,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:45:55,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:45:55,620 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:45:55,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:45:53" (1/3) ... [2018-11-28 18:45:55,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7869cd33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:45:55, skipping insertion in model container [2018-11-28 18:45:55,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:54" (2/3) ... [2018-11-28 18:45:55,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7869cd33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:45:55, skipping insertion in model container [2018-11-28 18:45:55,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:45:55" (3/3) ... [2018-11-28 18:45:55,625 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61_true-unreach-call_false-termination.cil.c [2018-11-28 18:45:55,637 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:45:55,646 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:45:55,665 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:45:55,702 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:45:55,703 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:45:55,703 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:45:55,703 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:45:55,703 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:45:55,703 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:45:55,703 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:45:55,703 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:45:55,704 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:45:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-11-28 18:45:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 18:45:55,743 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:55,744 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 18:45:55,746 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:55,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:55,752 INFO L82 PathProgramCache]: Analyzing trace with hash 882480942, now seen corresponding path program 1 times [2018-11-28 18:45:55,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:55,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:55,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:55,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:55,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:56,138 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 18:45:56,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:56,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:45:56,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:45:56,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:45:56,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:45:56,165 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-11-28 18:45:56,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:56,230 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2018-11-28 18:45:56,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:45:56,232 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-28 18:45:56,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:56,255 INFO L225 Difference]: With dead ends: 312 [2018-11-28 18:45:56,256 INFO L226 Difference]: Without dead ends: 156 [2018-11-28 18:45:56,262 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 18:45:56,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-11-28 18:45:56,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-11-28 18:45:56,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-28 18:45:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 186 transitions. [2018-11-28 18:45:56,338 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 186 transitions. Word has length 52 [2018-11-28 18:45:56,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:56,340 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 186 transitions. [2018-11-28 18:45:56,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:45:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2018-11-28 18:45:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-28 18:45:56,351 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:56,351 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] [2018-11-28 18:45:56,354 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:56,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:56,354 INFO L82 PathProgramCache]: Analyzing trace with hash 252497204, now seen corresponding path program 1 times [2018-11-28 18:45:56,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:56,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:56,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:56,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:56,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:56,530 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 18:45:56,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:56,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:45:56,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:45:56,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:45:56,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:45:56,535 INFO L87 Difference]: Start difference. First operand 156 states and 186 transitions. Second operand 3 states. [2018-11-28 18:45:56,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:56,578 INFO L93 Difference]: Finished difference Result 261 states and 311 transitions. [2018-11-28 18:45:56,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:45:56,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-28 18:45:56,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:56,583 INFO L225 Difference]: With dead ends: 261 [2018-11-28 18:45:56,583 INFO L226 Difference]: Without dead ends: 147 [2018-11-28 18:45:56,586 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 18:45:56,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-28 18:45:56,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-28 18:45:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-28 18:45:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 174 transitions. [2018-11-28 18:45:56,607 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 174 transitions. Word has length 53 [2018-11-28 18:45:56,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:56,607 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 174 transitions. [2018-11-28 18:45:56,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:45:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 174 transitions. [2018-11-28 18:45:56,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:45:56,611 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:56,611 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 18:45:56,611 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:56,612 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:56,612 INFO L82 PathProgramCache]: Analyzing trace with hash -1976679861, now seen corresponding path program 1 times [2018-11-28 18:45:56,612 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:56,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:56,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:56,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:56,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:56,859 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 18:45:56,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:56,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:45:56,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:45:56,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:45:56,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:45:56,861 INFO L87 Difference]: Start difference. First operand 147 states and 174 transitions. Second operand 7 states. [2018-11-28 18:45:57,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:57,815 INFO L93 Difference]: Finished difference Result 270 states and 325 transitions. [2018-11-28 18:45:57,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:45:57,817 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 18:45:57,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:57,819 INFO L225 Difference]: With dead ends: 270 [2018-11-28 18:45:57,819 INFO L226 Difference]: Without dead ends: 147 [2018-11-28 18:45:57,821 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:45:57,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-28 18:45:57,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-28 18:45:57,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-28 18:45:57,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 173 transitions. [2018-11-28 18:45:57,840 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 173 transitions. Word has length 57 [2018-11-28 18:45:57,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:57,841 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 173 transitions. [2018-11-28 18:45:57,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:45:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2018-11-28 18:45:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-28 18:45:57,845 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:57,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:57,846 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:57,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:57,846 INFO L82 PathProgramCache]: Analyzing trace with hash -468269602, now seen corresponding path program 1 times [2018-11-28 18:45:57,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:57,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:57,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:57,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:57,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:58,210 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 18:45:58,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:58,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 18:45:58,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 18:45:58,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 18:45:58,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 18:45:58,213 INFO L87 Difference]: Start difference. First operand 147 states and 173 transitions. Second operand 5 states. [2018-11-28 18:46:00,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:00,032 INFO L93 Difference]: Finished difference Result 391 states and 474 transitions. [2018-11-28 18:46:00,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:46:00,032 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-11-28 18:46:00,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:00,036 INFO L225 Difference]: With dead ends: 391 [2018-11-28 18:46:00,036 INFO L226 Difference]: Without dead ends: 268 [2018-11-28 18:46:00,038 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:46:00,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-11-28 18:46:00,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 250. [2018-11-28 18:46:00,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-11-28 18:46:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 285 transitions. [2018-11-28 18:46:00,076 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 285 transitions. Word has length 75 [2018-11-28 18:46:00,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:00,078 INFO L480 AbstractCegarLoop]: Abstraction has 250 states and 285 transitions. [2018-11-28 18:46:00,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 18:46:00,078 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 285 transitions. [2018-11-28 18:46:00,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-28 18:46:00,082 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:00,082 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:00,082 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:00,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:00,083 INFO L82 PathProgramCache]: Analyzing trace with hash -579229414, now seen corresponding path program 1 times [2018-11-28 18:46:00,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:00,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:00,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:00,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:00,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:00,533 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 18:46:00,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:46:00,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:46:00,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:46:00,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:46:00,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:46:00,536 INFO L87 Difference]: Start difference. First operand 250 states and 285 transitions. Second operand 6 states. [2018-11-28 18:46:01,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:01,292 INFO L93 Difference]: Finished difference Result 609 states and 728 transitions. [2018-11-28 18:46:01,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:46:01,294 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-28 18:46:01,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:01,299 INFO L225 Difference]: With dead ends: 609 [2018-11-28 18:46:01,300 INFO L226 Difference]: Without dead ends: 383 [2018-11-28 18:46:01,301 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:46:01,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-11-28 18:46:01,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2018-11-28 18:46:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-28 18:46:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 438 transitions. [2018-11-28 18:46:01,356 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 438 transitions. Word has length 89 [2018-11-28 18:46:01,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:01,356 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 438 transitions. [2018-11-28 18:46:01,356 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:46:01,357 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 438 transitions. [2018-11-28 18:46:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-28 18:46:01,384 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:01,384 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:01,384 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:01,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:01,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1675140960, now seen corresponding path program 1 times [2018-11-28 18:46:01,387 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:01,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:01,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:01,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:01,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:01,593 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 18:46:01,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:46:01,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:46:01,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:46:01,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:46:01,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:46:01,596 INFO L87 Difference]: Start difference. First operand 379 states and 438 transitions. Second operand 6 states. [2018-11-28 18:46:02,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:02,063 INFO L93 Difference]: Finished difference Result 826 states and 991 transitions. [2018-11-28 18:46:02,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:46:02,064 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-11-28 18:46:02,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:02,075 INFO L225 Difference]: With dead ends: 826 [2018-11-28 18:46:02,076 INFO L226 Difference]: Without dead ends: 600 [2018-11-28 18:46:02,077 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:46:02,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-11-28 18:46:02,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 582. [2018-11-28 18:46:02,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-28 18:46:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 688 transitions. [2018-11-28 18:46:02,135 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 688 transitions. Word has length 93 [2018-11-28 18:46:02,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:02,136 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 688 transitions. [2018-11-28 18:46:02,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:46:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 688 transitions. [2018-11-28 18:46:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-28 18:46:02,140 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:02,140 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:02,140 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:02,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:02,140 INFO L82 PathProgramCache]: Analyzing trace with hash 684166049, now seen corresponding path program 1 times [2018-11-28 18:46:02,141 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:02,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:02,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:02,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:02,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:02,429 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 18:46:02,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:46:02,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 18:46:02,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 18:46:02,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 18:46:02,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 18:46:02,432 INFO L87 Difference]: Start difference. First operand 582 states and 688 transitions. Second operand 5 states. [2018-11-28 18:46:02,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:02,619 INFO L93 Difference]: Finished difference Result 1021 states and 1233 transitions. [2018-11-28 18:46:02,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 18:46:02,620 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2018-11-28 18:46:02,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:02,626 INFO L225 Difference]: With dead ends: 1021 [2018-11-28 18:46:02,627 INFO L226 Difference]: Without dead ends: 592 [2018-11-28 18:46:02,628 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 18:46:02,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-11-28 18:46:02,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 586. [2018-11-28 18:46:02,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-11-28 18:46:02,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 691 transitions. [2018-11-28 18:46:02,688 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 691 transitions. Word has length 93 [2018-11-28 18:46:02,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:02,690 INFO L480 AbstractCegarLoop]: Abstraction has 586 states and 691 transitions. [2018-11-28 18:46:02,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 18:46:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 691 transitions. [2018-11-28 18:46:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-28 18:46:02,694 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:02,695 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:02,695 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:02,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:02,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1343697571, now seen corresponding path program 1 times [2018-11-28 18:46:02,695 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:02,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:02,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:02,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:02,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:03,238 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 18:46:03,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:46:03,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:46:03,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:46:03,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:46:03,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:46:03,240 INFO L87 Difference]: Start difference. First operand 586 states and 691 transitions. Second operand 9 states. [2018-11-28 18:46:03,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:03,419 INFO L93 Difference]: Finished difference Result 1165 states and 1404 transitions. [2018-11-28 18:46:03,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 18:46:03,420 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2018-11-28 18:46:03,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:03,426 INFO L225 Difference]: With dead ends: 1165 [2018-11-28 18:46:03,426 INFO L226 Difference]: Without dead ends: 603 [2018-11-28 18:46:03,428 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:46:03,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2018-11-28 18:46:03,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 593. [2018-11-28 18:46:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2018-11-28 18:46:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 698 transitions. [2018-11-28 18:46:03,472 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 698 transitions. Word has length 93 [2018-11-28 18:46:03,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:03,474 INFO L480 AbstractCegarLoop]: Abstraction has 593 states and 698 transitions. [2018-11-28 18:46:03,474 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:46:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 698 transitions. [2018-11-28 18:46:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-28 18:46:03,479 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:03,479 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, 1, 1] [2018-11-28 18:46:03,480 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:03,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:03,480 INFO L82 PathProgramCache]: Analyzing trace with hash -677811644, now seen corresponding path program 1 times [2018-11-28 18:46:03,480 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:03,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:03,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:03,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:03,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:04,390 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 18:46:04,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:46:04,390 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 18:46:04,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:04,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:46:05,372 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 18:46:05,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:46:05,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-28 18:46:05,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 18:46:05,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 18:46:05,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-28 18:46:05,400 INFO L87 Difference]: Start difference. First operand 593 states and 698 transitions. Second operand 14 states. [2018-11-28 18:46:09,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:09,931 INFO L93 Difference]: Finished difference Result 1608 states and 1961 transitions. [2018-11-28 18:46:09,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-28 18:46:09,932 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 105 [2018-11-28 18:46:09,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:09,940 INFO L225 Difference]: With dead ends: 1608 [2018-11-28 18:46:09,941 INFO L226 Difference]: Without dead ends: 1039 [2018-11-28 18:46:09,944 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:46:09,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2018-11-28 18:46:10,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1036. [2018-11-28 18:46:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1036 states. [2018-11-28 18:46:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1211 transitions. [2018-11-28 18:46:10,018 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1211 transitions. Word has length 105 [2018-11-28 18:46:10,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:10,019 INFO L480 AbstractCegarLoop]: Abstraction has 1036 states and 1211 transitions. [2018-11-28 18:46:10,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 18:46:10,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1211 transitions. [2018-11-28 18:46:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 18:46:10,051 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:10,051 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, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:10,051 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:10,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:10,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1323157912, now seen corresponding path program 1 times [2018-11-28 18:46:10,052 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:10,052 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:10,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:10,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:10,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:46:10,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:46:10,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 18:46:10,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 18:46:10,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 18:46:10,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:46:10,406 INFO L87 Difference]: Start difference. First operand 1036 states and 1211 transitions. Second operand 10 states. [2018-11-28 18:46:11,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:11,510 INFO L93 Difference]: Finished difference Result 2022 states and 2394 transitions. [2018-11-28 18:46:11,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 18:46:11,511 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2018-11-28 18:46:11,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:11,521 INFO L225 Difference]: With dead ends: 2022 [2018-11-28 18:46:11,521 INFO L226 Difference]: Without dead ends: 1010 [2018-11-28 18:46:11,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:46:11,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2018-11-28 18:46:11,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 994. [2018-11-28 18:46:11,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 994 states. [2018-11-28 18:46:11,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1160 transitions. [2018-11-28 18:46:11,587 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1160 transitions. Word has length 109 [2018-11-28 18:46:11,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:11,587 INFO L480 AbstractCegarLoop]: Abstraction has 994 states and 1160 transitions. [2018-11-28 18:46:11,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 18:46:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1160 transitions. [2018-11-28 18:46:11,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 18:46:11,591 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:11,592 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, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:11,592 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:11,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:11,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1441456966, now seen corresponding path program 1 times [2018-11-28 18:46:11,592 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:11,592 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:11,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:11,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:11,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:12,073 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 18:46:12,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:46:12,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 18:46:12,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 18:46:12,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 18:46:12,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:46:12,075 INFO L87 Difference]: Start difference. First operand 994 states and 1160 transitions. Second operand 10 states. [2018-11-28 18:46:12,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:12,479 INFO L93 Difference]: Finished difference Result 1970 states and 2302 transitions. [2018-11-28 18:46:12,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 18:46:12,480 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2018-11-28 18:46:12,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:12,485 INFO L225 Difference]: With dead ends: 1970 [2018-11-28 18:46:12,486 INFO L226 Difference]: Without dead ends: 1000 [2018-11-28 18:46:12,489 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:46:12,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2018-11-28 18:46:12,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 964. [2018-11-28 18:46:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2018-11-28 18:46:12,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1094 transitions. [2018-11-28 18:46:12,543 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1094 transitions. Word has length 109 [2018-11-28 18:46:12,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:12,544 INFO L480 AbstractCegarLoop]: Abstraction has 964 states and 1094 transitions. [2018-11-28 18:46:12,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 18:46:12,544 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1094 transitions. [2018-11-28 18:46:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-28 18:46:12,550 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:12,550 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:46:12,550 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:12,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:12,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1285625587, now seen corresponding path program 1 times [2018-11-28 18:46:12,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:12,553 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:12,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:12,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:12,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 18:46:12,946 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:46:12,946 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 18:46:12,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:13,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:46:13,504 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-28 18:46:13,525 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:46:13,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-28 18:46:13,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-28 18:46:13,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-28 18:46:13,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:46:13,526 INFO L87 Difference]: Start difference. First operand 964 states and 1094 transitions. Second operand 13 states. [2018-11-28 18:46:16,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:16,168 INFO L93 Difference]: Finished difference Result 2539 states and 3097 transitions. [2018-11-28 18:46:16,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-28 18:46:16,169 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 152 [2018-11-28 18:46:16,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:16,180 INFO L225 Difference]: With dead ends: 2539 [2018-11-28 18:46:16,180 INFO L226 Difference]: Without dead ends: 1599 [2018-11-28 18:46:16,184 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-28 18:46:16,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1599 states. [2018-11-28 18:46:16,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1599 to 1376. [2018-11-28 18:46:16,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1376 states. [2018-11-28 18:46:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1376 states and 1548 transitions. [2018-11-28 18:46:16,269 INFO L78 Accepts]: Start accepts. Automaton has 1376 states and 1548 transitions. Word has length 152 [2018-11-28 18:46:16,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:16,270 INFO L480 AbstractCegarLoop]: Abstraction has 1376 states and 1548 transitions. [2018-11-28 18:46:16,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-28 18:46:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1548 transitions. [2018-11-28 18:46:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-28 18:46:16,276 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:46:16,276 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:46:16,276 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:46:16,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:46:16,278 INFO L82 PathProgramCache]: Analyzing trace with hash -299937180, now seen corresponding path program 1 times [2018-11-28 18:46:16,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:46:16,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:46:16,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:16,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:16,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:46:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-28 18:46:16,827 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:46:16,827 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:46:16,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:46:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:46:16,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:46:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 18:46:17,435 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:46:17,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-28 18:46:17,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-28 18:46:17,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-28 18:46:17,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-28 18:46:17,440 INFO L87 Difference]: Start difference. First operand 1376 states and 1548 transitions. Second operand 15 states. [2018-11-28 18:46:23,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:46:23,648 INFO L93 Difference]: Finished difference Result 3377 states and 4336 transitions. [2018-11-28 18:46:23,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-28 18:46:23,649 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 156 [2018-11-28 18:46:23,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:46:23,653 INFO L225 Difference]: With dead ends: 3377 [2018-11-28 18:46:23,653 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:46:23,663 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-28 18:46:23,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:46:23,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:46:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:46:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:46:23,664 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2018-11-28 18:46:23,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:46:23,664 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:46:23,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-28 18:46:23,665 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:46:23,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:46:23,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:46:23,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:23,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:23,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:23,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,063 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 58 [2018-11-28 18:46:24,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:24,729 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 72 [2018-11-28 18:46:25,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:46:25,438 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 72 [2018-11-28 18:46:26,587 WARN L180 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-28 18:46:28,503 WARN L180 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 49 DAG size of output: 26 [2018-11-28 18:46:28,707 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 1 [2018-11-28 18:46:28,928 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 1 [2018-11-28 18:46:29,042 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 1 [2018-11-28 18:46:29,303 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 24 [2018-11-28 18:46:29,601 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 32 [2018-11-28 18:46:29,874 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-28 18:46:30,197 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2018-11-28 18:46:32,587 WARN L180 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 110 DAG size of output: 56 [2018-11-28 18:46:32,838 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-11-28 18:46:33,131 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-28 18:46:33,957 WARN L180 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 49 [2018-11-28 18:46:34,228 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2018-11-28 18:46:34,450 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-28 18:46:34,697 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:34,896 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2018-11-28 18:46:35,224 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 39 [2018-11-28 18:46:35,391 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:35,692 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-28 18:46:35,881 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:36,123 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-28 18:46:36,330 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-28 18:46:36,682 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2018-11-28 18:46:36,844 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:37,618 WARN L180 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 51 [2018-11-28 18:46:37,800 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2018-11-28 18:46:38,120 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 30 [2018-11-28 18:46:38,303 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 1 [2018-11-28 18:46:38,518 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:38,850 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:39,074 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2018-11-28 18:46:39,302 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:39,594 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2018-11-28 18:46:39,597 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2018-11-28 18:46:39,598 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2018-11-28 18:46:39,598 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2018-11-28 18:46:39,598 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2018-11-28 18:46:39,598 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2018-11-28 18:46:39,598 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 547 569) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,598 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 547 569) no Hoare annotation was computed. [2018-11-28 18:46:39,598 INFO L444 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,601 INFO L444 ceAbstractionStarter]: At program point L559-1(line 559) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,602 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 564) no Hoare annotation was computed. [2018-11-28 18:46:39,602 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 547 569) no Hoare annotation was computed. [2018-11-28 18:46:39,602 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 557 564) no Hoare annotation was computed. [2018-11-28 18:46:39,603 INFO L448 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2018-11-28 18:46:39,603 INFO L444 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,604 INFO L444 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,604 INFO L444 ceAbstractionStarter]: At program point L553-1(line 553) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,604 INFO L444 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,604 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 196) no Hoare annotation was computed. [2018-11-28 18:46:39,606 INFO L444 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,606 INFO L448 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-28 18:46:39,606 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-11-28 18:46:39,606 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 180 204) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-28 18:46:39,607 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 180 204) no Hoare annotation was computed. [2018-11-28 18:46:39,607 INFO L444 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,607 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2018-11-28 18:46:39,607 INFO L444 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,607 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 275 283) no Hoare annotation was computed. [2018-11-28 18:46:39,607 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 275 283) the Hoare annotation is: true [2018-11-28 18:46:39,607 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 275 283) no Hoare annotation was computed. [2018-11-28 18:46:39,607 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-11-28 18:46:39,607 INFO L451 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2018-11-28 18:46:39,607 INFO L448 ceAbstractionStarter]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2018-11-28 18:46:39,608 INFO L448 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2018-11-28 18:46:39,608 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 534 543) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,608 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 534 543) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 534 543) no Hoare annotation was computed. [2018-11-28 18:46:39,608 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 264 274) the Hoare annotation is: true [2018-11-28 18:46:39,608 INFO L451 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: true [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 264 274) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 264 274) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 256 263) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3))) [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 256 263) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 256 263) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 439 452) no Hoare annotation was computed. [2018-11-28 18:46:39,609 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 439 452) the Hoare annotation is: true [2018-11-28 18:46:39,609 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 439 452) no Hoare annotation was computed. [2018-11-28 18:46:39,610 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,610 INFO L448 ceAbstractionStarter]: For program point L225-1(lines 206 230) no Hoare annotation was computed. [2018-11-28 18:46:39,610 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,610 INFO L444 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,610 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 206 230) no Hoare annotation was computed. [2018-11-28 18:46:39,610 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 222) no Hoare annotation was computed. [2018-11-28 18:46:39,610 INFO L444 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,611 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 206 230) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-28 18:46:39,611 INFO L448 ceAbstractionStarter]: For program point L212-1(line 212) no Hoare annotation was computed. [2018-11-28 18:46:39,611 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 227) no Hoare annotation was computed. [2018-11-28 18:46:39,611 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2018-11-28 18:46:39,611 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2018-11-28 18:46:39,611 INFO L444 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 .cse3) (and .cse1 .cse6 .cse5 .cse3) (and .cse0 .cse6 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:46:39,611 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2018-11-28 18:46:39,611 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,611 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-11-28 18:46:39,612 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-28 18:46:39,618 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2018-11-28 18:46:39,618 INFO L444 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:46:39,618 INFO L448 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-11-28 18:46:39,618 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:46:39,618 INFO L448 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2018-11-28 18:46:39,618 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2018-11-28 18:46:39,619 INFO L444 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:46:39,619 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-28 18:46:39,619 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-28 18:46:39,619 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2018-11-28 18:46:39,619 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse4 .cse0 .cse2) (not (= ~systemActive~0 1)) (and .cse5 (and (not (= ~waterLevel~0 2)) .cse3 .cse2) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:46:39,619 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 231 238) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:46:39,619 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 231 238) no Hoare annotation was computed. [2018-11-28 18:46:39,619 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 231 238) no Hoare annotation was computed. [2018-11-28 18:46:39,619 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 453 461) no Hoare annotation was computed. [2018-11-28 18:46:39,620 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 453 461) the Hoare annotation is: true [2018-11-28 18:46:39,620 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 453 461) no Hoare annotation was computed. [2018-11-28 18:46:39,620 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:46:39,620 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 18:46:39,620 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:46:39,620 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 239 255) no Hoare annotation was computed. [2018-11-28 18:46:39,620 INFO L444 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 (and (= ~methaneLevelCritical~0 activatePump_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:46:39,620 INFO L448 ceAbstractionStarter]: For program point L250-1(lines 239 255) no Hoare annotation was computed. [2018-11-28 18:46:39,620 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 239 255) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-28 18:46:39,620 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 252) no Hoare annotation was computed. [2018-11-28 18:46:39,621 INFO L444 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 430 438) the Hoare annotation is: true [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 430 438) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 430 438) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 320 338) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L451 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: true [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L448 ceAbstractionStarter]: For program point L327-1(line 327) no Hoare annotation was computed. [2018-11-28 18:46:39,623 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 320 338) the Hoare annotation is: true [2018-11-28 18:46:39,624 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 320 338) no Hoare annotation was computed. [2018-11-28 18:46:39,624 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 386 397) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse1 .cse5 .cse4 .cse0 .cse3) (or .cse5 .cse6 .cse4 .cse3 .cse7) (or .cse4 (or .cse2 .cse3) .cse7 .cse6))) [2018-11-28 18:46:39,624 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 386 397) no Hoare annotation was computed. [2018-11-28 18:46:39,624 INFO L448 ceAbstractionStarter]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2018-11-28 18:46:39,624 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 398 406) the Hoare annotation is: true [2018-11-28 18:46:39,624 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 398 406) no Hoare annotation was computed. [2018-11-28 18:46:39,624 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 398 406) no Hoare annotation was computed. [2018-11-28 18:46:39,624 INFO L451 ceAbstractionStarter]: At program point L483-2(lines 483 497) the Hoare annotation is: true [2018-11-28 18:46:39,624 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 473 502) no Hoare annotation was computed. [2018-11-28 18:46:39,624 INFO L451 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: true [2018-11-28 18:46:39,625 INFO L448 ceAbstractionStarter]: For program point L479-1(line 479) no Hoare annotation was computed. [2018-11-28 18:46:39,625 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 473 502) the Hoare annotation is: true [2018-11-28 18:46:39,625 INFO L451 ceAbstractionStarter]: At program point L498(lines 473 502) the Hoare annotation is: true [2018-11-28 18:46:39,625 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 18:46:39,625 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 491) no Hoare annotation was computed. [2018-11-28 18:46:39,625 INFO L451 ceAbstractionStarter]: At program point L487-1(lines 487 491) the Hoare annotation is: true [2018-11-28 18:46:39,625 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-28 18:46:39,625 INFO L444 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse5 .cse11 .cse7)) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (or .cse11 .cse7)) (.cse10 (= 1 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or .cse3 .cse4 .cse8 .cse9) (or .cse2 .cse1 .cse8 .cse9) (or .cse10 .cse11 .cse7 .cse12 .cse9) (or .cse5 .cse11 .cse7 .cse10 .cse12) (or .cse6 .cse1 .cse7 .cse9)))) [2018-11-28 18:46:39,625 INFO L448 ceAbstractionStarter]: For program point L126(lines 125 144) no Hoare annotation was computed. [2018-11-28 18:46:39,631 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (or .cse3 .cse9 .cse6)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 1 ~waterLevel~0)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse12 (< 0 |old(~waterLevel~0)|)) (.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse13 (or .cse9 .cse6)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse5 .cse4 .cse6 .cse7 .cse8) (or .cse9 .cse6 .cse7 .cse8 .cse5) (or .cse10 .cse1 .cse11) (or (or .cse12 .cse3 .cse4 .cse6) .cse11) (or .cse2 .cse13 .cse8 .cse0) (or .cse3 .cse9 .cse6 .cse7 .cse5) (or (or .cse10 .cse4 .cse6) .cse8 .cse11) (or .cse3 .cse4 .cse2 .cse0 .cse6) (or .cse12 .cse11 .cse13 .cse8) (or .cse4 .cse0 .cse2 .cse6 .cse8)))) [2018-11-28 18:46:39,631 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2018-11-28 18:46:39,631 INFO L444 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse12 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse15 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse14 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse6 (and (<= ~waterLevel~0 1) .cse14)) (.cse10 (or .cse15 .cse3)) (.cse5 (or .cse0 .cse15 .cse3)) (.cse11 (and .cse12 (<= ~waterLevel~0 0))) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) .cse14)) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7) (or .cse2 .cse1 .cse3 .cse4 .cse8) (or .cse9 .cse10 .cse8 .cse11) (or .cse6 .cse7 .cse10 .cse8) (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3) .cse12) (or .cse9 .cse5 .cse11) (or (or .cse9 .cse1 .cse3) .cse8 .cse12) (or .cse0 .cse1 .cse7 .cse13 .cse3) (or .cse1 .cse13 .cse7 .cse3 .cse8)))) [2018-11-28 18:46:39,631 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2018-11-28 18:46:39,632 INFO L444 ceAbstractionStarter]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse13 (<= ~waterLevel~0 1)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse9 (= 0 ~pumpRunning~0)) (.cse15 (and .cse13 .cse7)) (.cse14 (or .cse0 .cse12 .cse3)) (.cse10 (<= ~waterLevel~0 0)) (.cse11 (< 2 |old(~waterLevel~0)|)) (.cse16 (<= ~waterLevel~0 2)) (.cse17 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (let ((.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse6 .cse7) (and .cse8 .cse9 .cse10) (and .cse6 .cse9) .cse11 (or .cse12 .cse3) .cse5 (and .cse8 .cse10 .cse7))) (or (and .cse9 .cse13) .cse14 .cse15 .cse11) (or .cse1 (and .cse16 (= ~pumpRunning~0 1)) .cse11 .cse3 .cse5 .cse15) (or .cse0 .cse17 .cse1 .cse8 .cse3) (or .cse17 .cse14 (and .cse8 .cse10)) (or .cse0 .cse1 .cse11 (and .cse16 .cse7) .cse3) (or .cse17 .cse1 .cse8 .cse3 .cse5)))) [2018-11-28 18:46:39,632 INFO L448 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2018-11-28 18:46:39,632 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 571 603) no Hoare annotation was computed. [2018-11-28 18:46:39,632 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 571 603) the Hoare annotation is: true [2018-11-28 18:46:39,632 INFO L444 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-11-28 18:46:39,632 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 596) no Hoare annotation was computed. [2018-11-28 18:46:39,632 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5))) [2018-11-28 18:46:39,632 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-11-28 18:46:39,632 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 599) no Hoare annotation was computed. [2018-11-28 18:46:39,633 INFO L448 ceAbstractionStarter]: For program point L586-1(lines 571 603) no Hoare annotation was computed. [2018-11-28 18:46:39,633 INFO L444 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse3 .cse6) (or .cse2 .cse7 .cse5 .cse3 .cse6) (or .cse0 .cse4 .cse7 .cse3))) [2018-11-28 18:46:39,633 INFO L448 ceAbstractionStarter]: For program point L584-1(line 584) no Hoare annotation was computed. [2018-11-28 18:46:39,633 INFO L448 ceAbstractionStarter]: For program point L580(lines 580 600) no Hoare annotation was computed. [2018-11-28 18:46:39,633 INFO L451 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: true [2018-11-28 18:46:39,633 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 362 373) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (= ~pumpRunning~0 0) .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse4 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1)))) (and (or (<= ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse6 .cse2) (or .cse7 .cse0 .cse1 .cse3 .cse8) (or (< 1 |old(~waterLevel~0)|) .cse8 .cse1 .cse2 .cse3) (or .cse7 .cse1 .cse4 .cse5 .cse6)))) [2018-11-28 18:46:39,633 INFO L448 ceAbstractionStarter]: For program point L366-1(lines 362 373) no Hoare annotation was computed. [2018-11-28 18:46:39,633 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 362 373) no Hoare annotation was computed. [2018-11-28 18:46:39,633 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 527 533) no Hoare annotation was computed. [2018-11-28 18:46:39,634 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 527 533) the Hoare annotation is: true [2018-11-28 18:46:39,636 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:46:39,636 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 18:46:39,636 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:46:39,636 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:46:39,636 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-28 18:46:39,637 INFO L444 ceAbstractionStarter]: At program point L160(line 160) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,637 INFO L448 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2018-11-28 18:46:39,637 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 175) no Hoare annotation was computed. [2018-11-28 18:46:39,637 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2018-11-28 18:46:39,637 INFO L444 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-28 18:46:39,637 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2018-11-28 18:46:39,637 INFO L444 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3) (or .cse6 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3))) [2018-11-28 18:46:39,638 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1) .cse9)) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (<= ~waterLevel~0 1) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse5 .cse8) (or .cse0 .cse6 .cse7 .cse5) (or .cse1 .cse2 .cse3 .cse5 .cse8 .cse4)))) [2018-11-28 18:46:39,638 INFO L448 ceAbstractionStarter]: For program point L162(lines 162 170) no Hoare annotation was computed. [2018-11-28 18:46:39,638 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 374 385) no Hoare annotation was computed. [2018-11-28 18:46:39,638 INFO L448 ceAbstractionStarter]: For program point L378-1(lines 374 385) no Hoare annotation was computed. [2018-11-28 18:46:39,638 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 374 385) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (< 2 |old(~waterLevel~0)|)) (.cse6 (or .cse7 .cse2 .cse3)) (.cse10 (<= ~waterLevel~0 1)) (.cse5 (< 0 |old(~waterLevel~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0) (or .cse7 .cse8 .cse1 (<= ~waterLevel~0 2) .cse3) (or .cse9 .cse6 .cse10) (or (or .cse9 .cse8 .cse3) .cse4 .cse10) (or .cse0 (or .cse5 .cse8 .cse3 .cse4)) (or .cse0 (or .cse7 .cse9 .cse8 .cse3))))) [2018-11-28 18:46:39,638 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 463 470) no Hoare annotation was computed. [2018-11-28 18:46:39,638 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 463 470) the Hoare annotation is: true [2018-11-28 18:46:39,638 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2018-11-28 18:46:39,639 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 463 470) no Hoare annotation was computed. [2018-11-28 18:46:39,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:46:39 BoogieIcfgContainer [2018-11-28 18:46:39,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:46:39,671 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:46:39,671 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:46:39,671 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:46:39,674 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:45:55" (3/4) ... [2018-11-28 18:46:39,678 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:46:39,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:46:39,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:46:39,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:46:39,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:46:39,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:46:39,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:46:39,691 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:46:39,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:46:39,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-28 18:46:39,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:46:39,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:46:39,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:46:39,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:46:39,698 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:46:39,710 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-28 18:46:39,711 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:46:39,711 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:46:39,716 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:46:39,716 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:46:39,717 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:46:39,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:46:39,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:46:39,846 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:46:39,846 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:46:39,847 INFO L168 Benchmark]: Toolchain (without parser) took 46430.54 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 420.5 MB). Free memory was 952.7 MB in the beginning and 779.6 MB in the end (delta: 173.0 MB). Peak memory consumption was 593.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:46:39,849 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:46:39,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 811.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:46:39,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:46:39,851 INFO L168 Benchmark]: Boogie Preprocessor took 62.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:46:39,851 INFO L168 Benchmark]: RCFGBuilder took 1253.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:46:39,852 INFO L168 Benchmark]: TraceAbstraction took 44054.30 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 306.2 MB). Free memory was 1.0 GB in the beginning and 793.2 MB in the end (delta: 244.4 MB). Peak memory consumption was 574.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:46:39,852 INFO L168 Benchmark]: Witness Printer took 175.24 ms. Allocated memory is still 1.4 GB. Free memory was 792.4 MB in the beginning and 779.6 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:46:39,856 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 811.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1253.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 44054.30 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 306.2 MB). Free memory was 1.0 GB in the beginning and 793.2 MB in the end (delta: 244.4 MB). Peak memory consumption was 574.8 MB. Max. memory is 11.5 GB. * Witness Printer took 175.24 ms. Allocated memory is still 1.4 GB. Free memory was 792.4 MB in the beginning and 779.6 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 467]: 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: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 169 locations, 1 error locations. SAFE Result, 43.9s OverallTime, 13 OverallIterations, 4 TraceHistogramMax, 19.5s AutomataDifference, 0.0s DeadEndRemovalTime, 15.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2782 SDtfs, 2860 SDslu, 10237 SDs, 0 SdLazy, 6894 SolverSat, 1523 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 604 GetRequests, 456 SyntacticMatches, 2 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1376occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 334 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 3963 PreInvPairs, 4497 NumberOfFragments, 3416 HoareAnnotationTreeSize, 3963 FomulaSimplifications, 19731 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 35600 FormulaSimplificationTreeSizeReductionInter, 13.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 1649 NumberOfCodeBlocks, 1649 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1633 ConstructedInterpolants, 0 QuantifiedInterpolants, 322015 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2466 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 168/188 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...