./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:31:23,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:31:23,468 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:31:23,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:31:23,476 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:31:23,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:31:23,477 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:31:23,478 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:31:23,480 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:31:23,480 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:31:23,481 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:31:23,481 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:31:23,481 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:31:23,482 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:31:23,483 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:31:23,483 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:31:23,484 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:31:23,485 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:31:23,486 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:31:23,487 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:31:23,488 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:31:23,489 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:31:23,490 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:31:23,490 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:31:23,490 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:31:23,491 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:31:23,491 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:31:23,492 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:31:23,492 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:31:23,493 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:31:23,493 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:31:23,494 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:31:23,494 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:31:23,494 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:31:23,495 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:31:23,495 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:31:23,495 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 12:31:23,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:31:23,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:31:23,505 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:31:23,506 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:31:23,506 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:31:23,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:31:23,506 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 12:31:23,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:31:23,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:31:23,508 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:31:23,508 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:31:23,508 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:31:23,508 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:31:23,508 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:31:23,508 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:31:23,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:31:23,509 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:31:23,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:31:23,509 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:31:23,509 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:31:23,509 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:31:23,509 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 12:31:23,509 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:31:23,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:31:23,510 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 [2018-11-23 12:31:23,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:31:23,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:31:23,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:31:23,542 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:31:23,542 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:31:23,542 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c [2018-11-23 12:31:23,576 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/data/577d4fd3c/e6a2f2bb2ba244c9be150c16e2de9513/FLAG652bf71be [2018-11-23 12:31:23,993 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:31:23,993 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c [2018-11-23 12:31:24,000 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/data/577d4fd3c/e6a2f2bb2ba244c9be150c16e2de9513/FLAG652bf71be [2018-11-23 12:31:24,008 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/data/577d4fd3c/e6a2f2bb2ba244c9be150c16e2de9513 [2018-11-23 12:31:24,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:31:24,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:31:24,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:31:24,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:31:24,013 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:31:24,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24, skipping insertion in model container [2018-11-23 12:31:24,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:31:24,049 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:31:24,233 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:31:24,243 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:31:24,346 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:31:24,366 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:31:24,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24 WrapperNode [2018-11-23 12:31:24,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:31:24,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:31:24,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:31:24,367 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:31:24,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:31:24,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:31:24,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:31:24,395 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:31:24,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... [2018-11-23 12:31:24,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:31:24,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:31:24,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:31:24,420 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:31:24,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:31:24,469 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 12:31:24,469 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 12:31:24,469 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:31:24,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:31:24,470 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 12:31:24,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 12:31:24,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:31:24,470 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 12:31:24,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 12:31:24,470 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 12:31:24,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 12:31:24,470 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 12:31:24,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 12:31:24,471 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 12:31:24,471 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 12:31:24,471 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 12:31:24,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 12:31:24,471 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 12:31:24,471 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 12:31:24,471 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 12:31:24,471 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 12:31:24,471 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 12:31:24,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 12:31:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 12:31:24,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 12:31:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 12:31:24,472 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 12:31:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 12:31:24,472 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 12:31:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 12:31:24,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 12:31:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 12:31:24,472 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 12:31:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 12:31:24,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 12:31:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 12:31:24,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 12:31:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 12:31:24,473 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 12:31:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 12:31:24,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 12:31:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 12:31:24,473 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 12:31:24,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:31:24,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:31:24,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:31:24,474 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 12:31:24,474 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 12:31:24,474 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 12:31:24,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 12:31:24,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:31:24,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:31:24,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-23 12:31:24,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-23 12:31:24,895 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:31:24,896 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 12:31:24,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:24 BoogieIcfgContainer [2018-11-23 12:31:24,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:31:24,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:31:24,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:31:24,900 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:31:24,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:31:24" (1/3) ... [2018-11-23 12:31:24,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7434b585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:31:24, skipping insertion in model container [2018-11-23 12:31:24,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:24" (2/3) ... [2018-11-23 12:31:24,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7434b585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:31:24, skipping insertion in model container [2018-11-23 12:31:24,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:24" (3/3) ... [2018-11-23 12:31:24,904 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22_true-unreach-call_false-termination.cil.c [2018-11-23 12:31:24,910 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:31:24,915 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:31:24,924 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:31:24,946 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:31:24,946 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:31:24,946 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:31:24,947 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:31:24,947 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:31:24,947 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:31:24,947 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:31:24,947 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:31:24,947 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:31:24,961 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-11-23 12:31:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 12:31:24,967 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:31:24,968 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:31:24,970 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:31:24,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:31:24,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1017507505, now seen corresponding path program 1 times [2018-11-23 12:31:24,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:31:24,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:31:25,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:31:25,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:31:25,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:31:25,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:31:25,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 12:31:25,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 12:31:25,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 12:31:25,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 12:31:25,168 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2018-11-23 12:31:25,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:31:25,196 INFO L93 Difference]: Finished difference Result 246 states and 307 transitions. [2018-11-23 12:31:25,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 12:31:25,198 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 12:31:25,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:31:25,206 INFO L225 Difference]: With dead ends: 246 [2018-11-23 12:31:25,206 INFO L226 Difference]: Without dead ends: 123 [2018-11-23 12:31:25,209 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 [2018-11-23 12:31:25,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-11-23 12:31:25,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2018-11-23 12:31:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-23 12:31:25,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2018-11-23 12:31:25,240 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 46 [2018-11-23 12:31:25,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:31:25,240 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2018-11-23 12:31:25,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 12:31:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-11-23 12:31:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 12:31:25,243 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:31:25,243 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:31:25,243 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:31:25,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:31:25,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1268134904, now seen corresponding path program 1 times [2018-11-23 12:31:25,244 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:31:25,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:31:25,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:31:25,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:31:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:31:25,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:31:25,325 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:31:25,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:31:25,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:31:25,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:31:25,328 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 3 states. [2018-11-23 12:31:25,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:31:25,345 INFO L93 Difference]: Finished difference Result 191 states and 225 transitions. [2018-11-23 12:31:25,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:31:25,346 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 12:31:25,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:31:25,348 INFO L225 Difference]: With dead ends: 191 [2018-11-23 12:31:25,348 INFO L226 Difference]: Without dead ends: 114 [2018-11-23 12:31:25,350 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 [2018-11-23 12:31:25,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-23 12:31:25,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-23 12:31:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-23 12:31:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2018-11-23 12:31:25,360 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 47 [2018-11-23 12:31:25,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:31:25,360 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2018-11-23 12:31:25,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:31:25,361 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2018-11-23 12:31:25,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:31:25,363 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:31:25,363 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] [2018-11-23 12:31:25,363 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:31:25,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:31:25,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1480388447, now seen corresponding path program 1 times [2018-11-23 12:31:25,364 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:31:25,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:31:25,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:31:25,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:31:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:31:25,465 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:31:25,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 12:31:25,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 12:31:25,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 12:31:25,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:31:25,466 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 7 states. [2018-11-23 12:31:25,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:31:25,700 INFO L93 Difference]: Finished difference Result 204 states and 243 transitions. [2018-11-23 12:31:25,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:31:25,701 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-23 12:31:25,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:31:25,702 INFO L225 Difference]: With dead ends: 204 [2018-11-23 12:31:25,702 INFO L226 Difference]: Without dead ends: 114 [2018-11-23 12:31:25,703 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 12:31:25,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-23 12:31:25,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-23 12:31:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-23 12:31:25,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2018-11-23 12:31:25,710 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 52 [2018-11-23 12:31:25,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:31:25,711 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2018-11-23 12:31:25,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 12:31:25,711 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2018-11-23 12:31:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 12:31:25,713 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:31:25,713 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] [2018-11-23 12:31:25,713 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:31:25,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:31:25,714 INFO L82 PathProgramCache]: Analyzing trace with hash -677397065, now seen corresponding path program 1 times [2018-11-23 12:31:25,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:31:25,714 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:31:25,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:31:25,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:31:25,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:31:25,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:31:25,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:31:25,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:31:25,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:31:25,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:31:25,795 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 6 states. [2018-11-23 12:31:25,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:31:25,964 INFO L93 Difference]: Finished difference Result 287 states and 345 transitions. [2018-11-23 12:31:25,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 12:31:25,965 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2018-11-23 12:31:25,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:31:25,967 INFO L225 Difference]: With dead ends: 287 [2018-11-23 12:31:25,967 INFO L226 Difference]: Without dead ends: 197 [2018-11-23 12:31:25,968 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:31:25,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-11-23 12:31:25,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2018-11-23 12:31:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2018-11-23 12:31:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 230 transitions. [2018-11-23 12:31:25,986 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 230 transitions. Word has length 65 [2018-11-23 12:31:25,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:31:25,986 INFO L480 AbstractCegarLoop]: Abstraction has 195 states and 230 transitions. [2018-11-23 12:31:25,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:31:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 230 transitions. [2018-11-23 12:31:25,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 12:31:25,988 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:31:25,988 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] [2018-11-23 12:31:25,990 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:31:25,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:31:25,990 INFO L82 PathProgramCache]: Analyzing trace with hash -131948613, now seen corresponding path program 1 times [2018-11-23 12:31:25,990 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:31:25,990 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:31:25,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:25,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:31:25,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:31:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:31:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:31:26,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:31:26,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 12:31:26,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 12:31:26,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 12:31:26,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:31:26,077 INFO L87 Difference]: Start difference. First operand 195 states and 230 transitions. Second operand 7 states. [2018-11-23 12:31:26,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:31:26,359 INFO L93 Difference]: Finished difference Result 301 states and 362 transitions. [2018-11-23 12:31:26,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 12:31:26,360 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2018-11-23 12:31:26,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:31:26,361 INFO L225 Difference]: With dead ends: 301 [2018-11-23 12:31:26,361 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 12:31:26,362 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-23 12:31:26,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 12:31:26,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 12:31:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 12:31:26,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 12:31:26,362 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2018-11-23 12:31:26,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:31:26,363 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:31:26,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 12:31:26,363 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:31:26,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:31:26,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 12:31:27,099 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-23 12:31:27,099 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-23 12:31:27,099 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-23 12:31:27,099 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-23 12:31:27,099 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-23 12:31:27,099 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 194 201) no Hoare annotation was computed. [2018-11-23 12:31:27,099 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-23 12:31:27,099 INFO L444 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,100 INFO L444 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,100 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 184 206) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,100 INFO L444 ceAbstractionStarter]: At program point L190-1(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,100 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 184 206) no Hoare annotation was computed. [2018-11-23 12:31:27,100 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 184 206) no Hoare annotation was computed. [2018-11-23 12:31:27,100 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 12:31:27,100 INFO L444 ceAbstractionStarter]: At program point L196-1(line 196) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 12:31:27,100 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 201) no Hoare annotation was computed. [2018-11-23 12:31:27,100 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 792 800) no Hoare annotation was computed. [2018-11-23 12:31:27,100 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 792 800) the Hoare annotation is: true [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 792 800) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 850) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L451 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 837 855) the Hoare annotation is: true [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 837 855) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 837 855) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-23 12:31:27,101 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 174 183) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 174 183) no Hoare annotation was computed. [2018-11-23 12:31:27,101 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 174 183) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 781 791) the Hoare annotation is: true [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 781 791) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 781 791) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L451 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: true [2018-11-23 12:31:27,102 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 773 780) the Hoare annotation is: true [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 773 780) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 773 780) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L444 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 740 764) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L448 ceAbstractionStarter]: For program point L759-1(lines 740 764) no Hoare annotation was computed. [2018-11-23 12:31:27,102 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 740 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,103 INFO L444 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,103 INFO L444 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,103 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 756) no Hoare annotation was computed. [2018-11-23 12:31:27,103 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,103 INFO L448 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2018-11-23 12:31:27,103 INFO L448 ceAbstractionStarter]: For program point L744(lines 744 761) no Hoare annotation was computed. [2018-11-23 12:31:27,103 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2018-11-23 12:31:27,103 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2018-11-23 12:31:27,103 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 865 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,103 INFO L444 ceAbstractionStarter]: At program point L923(lines 874 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,103 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 865 930) no Hoare annotation was computed. [2018-11-23 12:31:27,103 INFO L448 ceAbstractionStarter]: For program point L913(lines 913 917) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L444 ceAbstractionStarter]: At program point L913-2(lines 905 918) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L876(lines 875 922) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L444 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 918) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L444 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L444 ceAbstractionStarter]: At program point L920(lines 875 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 12:31:27,104 INFO L444 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 891) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L885-1(lines 885 891) no Hoare annotation was computed. [2018-11-23 12:31:27,104 INFO L448 ceAbstractionStarter]: For program point L877(lines 877 881) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 865 930) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 666 674) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 666 674) the Hoare annotation is: true [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 666 674) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 613 624) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point L617-1(lines 613 624) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 613 624) no Hoare annotation was computed. [2018-11-23 12:31:27,105 INFO L444 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,105 INFO L444 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,106 INFO L444 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,106 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,106 INFO L448 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2018-11-23 12:31:27,106 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2018-11-23 12:31:27,106 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2018-11-23 12:31:27,106 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 109 138) no Hoare annotation was computed. [2018-11-23 12:31:27,106 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 109 138) the Hoare annotation is: true [2018-11-23 12:31:27,107 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-23 12:31:27,107 INFO L451 ceAbstractionStarter]: At program point L123-1(lines 123 127) the Hoare annotation is: true [2018-11-23 12:31:27,107 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-23 12:31:27,107 INFO L451 ceAbstractionStarter]: At program point L119-2(lines 119 133) the Hoare annotation is: true [2018-11-23 12:31:27,107 INFO L451 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: true [2018-11-23 12:31:27,107 INFO L448 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-11-23 12:31:27,107 INFO L451 ceAbstractionStarter]: At program point L134(lines 109 138) the Hoare annotation is: true [2018-11-23 12:31:27,107 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 625 633) the Hoare annotation is: true [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 625 633) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 625 633) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point L593-1(lines 589 600) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 589 600) the Hoare annotation is: true [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 589 600) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 166 172) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 166 172) the Hoare annotation is: true [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-23 12:31:27,108 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:31:27,108 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 856 863) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 856 863) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 856 863) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 601 612) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point L605-1(lines 601 612) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 601 612) the Hoare annotation is: true [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 574 581) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 574 581) the Hoare annotation is: true [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 574 581) no Hoare annotation was computed. [2018-11-23 12:31:27,109 INFO L444 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,109 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 99) no Hoare annotation was computed. [2018-11-23 12:31:27,110 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 81 105) the Hoare annotation is: true [2018-11-23 12:31:27,110 INFO L444 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 12:31:27,110 INFO L448 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-11-23 12:31:27,110 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 102) no Hoare annotation was computed. [2018-11-23 12:31:27,110 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 81 105) no Hoare annotation was computed. [2018-11-23 12:31:27,110 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 81 105) no Hoare annotation was computed. [2018-11-23 12:31:27,110 INFO L451 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: true [2018-11-23 12:31:27,114 INFO L448 ceAbstractionStarter]: For program point L87-1(line 87) no Hoare annotation was computed. [2018-11-23 12:31:27,114 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 714 738) no Hoare annotation was computed. [2018-11-23 12:31:27,114 INFO L444 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,115 INFO L448 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2018-11-23 12:31:27,115 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 714 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,115 INFO L444 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,115 INFO L444 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,115 INFO L448 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2018-11-23 12:31:27,115 INFO L444 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 12:31:27,115 INFO L448 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-11-23 12:31:27,115 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2018-11-23 12:31:27,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:31:27 BoogieIcfgContainer [2018-11-23 12:31:27,127 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:31:27,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:31:27,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:31:27,127 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:31:27,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:24" (3/4) ... [2018-11-23 12:31:27,133 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:31:27,138 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 12:31:27,139 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 12:31:27,140 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-23 12:31:27,141 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 12:31:27,146 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 12:31:27,147 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 12:31:27,147 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 12:31:27,147 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 12:31:27,147 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 12:31:27,148 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:31:27,148 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:31:27,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) [2018-11-23 12:31:27,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 12:31:27,202 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cd123153-3285-4f2c-ae58-6d48cc7d7fc0/bin-2019/uautomizer/witness.graphml [2018-11-23 12:31:27,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:31:27,203 INFO L168 Benchmark]: Toolchain (without parser) took 3192.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-11-23 12:31:27,204 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:31:27,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -138.6 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:31:27,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.16 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. [2018-11-23 12:31:27,205 INFO L168 Benchmark]: Boogie Preprocessor took 24.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:31:27,205 INFO L168 Benchmark]: RCFGBuilder took 476.68 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: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2018-11-23 12:31:27,205 INFO L168 Benchmark]: TraceAbstraction took 2230.16 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 98.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -106.4 MB). Peak memory consumption was 290.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:31:27,206 INFO L168 Benchmark]: Witness Printer took 75.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:31:27,207 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -138.6 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.16 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 24.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 476.68 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: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2230.16 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 98.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -106.4 MB). Peak memory consumption was 290.2 MB. Max. memory is 11.5 GB. * Witness Printer took 75.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: 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: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 136 locations, 1 error locations. SAFE Result, 2.1s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 631 SDtfs, 364 SDslu, 997 SDs, 0 SdLazy, 359 SolverSat, 111 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=195occurred in iteration=4, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 325 PreInvPairs, 340 NumberOfFragments, 552 HoareAnnotationTreeSize, 325 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 816 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 29832 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...