./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df0142f01e8dc7395ac2d7febe55521342ae4d40800e7cf114c6d5c4f1ccf681 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:37:54,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:37:54,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:37:54,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:37:54,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:37:54,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:37:54,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:37:54,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:37:54,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:37:54,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:37:54,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:37:54,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:37:54,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:37:54,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:37:54,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:37:54,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:37:54,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:37:54,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:37:54,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:37:54,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:37:54,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:37:54,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:37:54,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:37:54,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:37:54,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:37:54,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:37:54,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:37:54,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:37:54,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:37:54,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:37:54,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:37:54,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:37:54,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:37:54,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:37:54,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:37:54,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:37:54,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:37:54,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:37:54,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:37:54,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:37:54,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:37:54,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:37:54,563 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:37:54,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:37:54,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:37:54,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:37:54,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:37:54,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:37:54,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:37:54,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:37:54,576 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:37:54,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:37:54,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:37:54,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:37:54,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:37:54,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:37:54,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:37:54,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:37:54,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:37:54,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:37:54,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:37:54,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:37:54,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:37:54,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:37:54,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:37:54,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:37:54,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:37:54,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:37:54,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:37:54,583 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:37:54,584 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:37:54,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:37:54,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:37:54,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df0142f01e8dc7395ac2d7febe55521342ae4d40800e7cf114c6d5c4f1ccf681 [2021-11-20 06:37:54,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:37:54,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:37:54,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:37:54,989 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:37:54,990 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:37:54,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i [2021-11-20 06:37:55,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/data/edf8ec1e0/6457b72f72a2421d9cf79620a1c26b30/FLAGe0fc25776 [2021-11-20 06:37:56,614 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:37:56,614 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i [2021-11-20 06:37:56,755 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/data/edf8ec1e0/6457b72f72a2421d9cf79620a1c26b30/FLAGe0fc25776 [2021-11-20 06:37:57,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/data/edf8ec1e0/6457b72f72a2421d9cf79620a1c26b30 [2021-11-20 06:37:57,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:37:57,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:37:57,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:37:57,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:37:57,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:37:57,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:37:57" (1/1) ... [2021-11-20 06:37:57,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141c41a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:37:57, skipping insertion in model container [2021-11-20 06:37:57,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:37:57" (1/1) ... [2021-11-20 06:37:57,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:37:57,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:38:06,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i[709275,709288] [2021-11-20 06:38:06,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:38:06,348 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:38:07,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i[709275,709288] [2021-11-20 06:38:07,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:38:08,367 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:38:08,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08 WrapperNode [2021-11-20 06:38:08,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:38:08,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:38:08,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:38:08,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:38:08,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:08,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:09,160 INFO L137 Inliner]: procedures = 749, calls = 8021, calls flagged for inlining = 189, calls inlined = 181, statements flattened = 10948 [2021-11-20 06:38:09,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:38:09,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:38:09,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:38:09,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:38:09,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:09,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:09,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:09,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:09,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:10,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:10,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:10,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:38:10,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:38:10,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:38:10,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:38:10,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (1/1) ... [2021-11-20 06:38:10,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:38:10,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:38:10,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:38:10,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63786445-0f28-4a21-9f62-629e8f677007/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:38:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure fc_tm_done [2021-11-20 06:38:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_tm_done [2021-11-20 06:38:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-20 06:38:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-20 06:38:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_cleanup_each_cmd [2021-11-20 06:38:10,866 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_cleanup_each_cmd [2021-11-20 06:38:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send_last [2021-11-20 06:38:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send_last [2021-11-20 06:38:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_adisc_req [2021-11-20 06:38:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_adisc_req [2021-11-20 06:38:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_els_prli [2021-11-20 06:38:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_els_prli [2021-11-20 06:38:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_ptr_set [2021-11-20 06:38:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_ptr_set [2021-11-20 06:38:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_state [2021-11-20 06:38:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_state [2021-11-20 06:38:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-11-20 06:38:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-11-20 06:38:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 06:38:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 06:38:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_send_data [2021-11-20 06:38:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_send_data [2021-11-20 06:38:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_abort [2021-11-20 06:38:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_abort [2021-11-20 06:38:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_create [2021-11-20 06:38:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_create [2021-11-20 06:38:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure fc_copy_buffer_to_sglist [2021-11-20 06:38:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_copy_buffer_to_sglist [2021-11-20 06:38:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-20 06:38:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-20 06:38:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_header_get [2021-11-20 06:38:10,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_header_get [2021-11-20 06:38:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-20 06:38:10,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-20 06:38:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:38:10,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:38:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_rport_callback [2021-11-20 06:38:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_rport_callback [2021-11-20 06:38:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-11-20 06:38:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-11-20 06:38:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_setlink [2021-11-20 06:38:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_setlink [2021-11-20 06:38:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_abort [2021-11-20 06:38:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_abort [2021-11-20 06:38:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_exch_abort [2021-11-20 06:38:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_exch_abort [2021-11-20 06:38:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_resp [2021-11-20 06:38:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_resp [2021-11-20 06:38:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_alloc [2021-11-20 06:38:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_alloc [2021-11-20 06:38:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure fc_els_resp_type [2021-11-20 06:38:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_els_resp_type [2021-11-20 06:38:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~~u32~0~TO~$Pointer$ [2021-11-20 06:38:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~~u32~0~TO~$Pointer$ [2021-11-20 06:38:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_add_fc4_type [2021-11-20 06:38:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_add_fc4_type [2021-11-20 06:38:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:38:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:38:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_els_req [2021-11-20 06:38:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_els_req [2021-11-20 06:38:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-11-20 06:38:10,890 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-11-20 06:38:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_free [2021-11-20 06:38:10,890 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_free [2021-11-20 06:38:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-11-20 06:38:10,890 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-11-20 06:38:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_req [2021-11-20 06:38:10,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_req [2021-11-20 06:38:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_send [2021-11-20 06:38:10,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_send [2021-11-20 06:38:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2021-11-20 06:38:10,891 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2021-11-20 06:38:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2021-11-20 06:38:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2021-11-20 06:38:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_alloc [2021-11-20 06:38:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_alloc [2021-11-20 06:38:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-20 06:38:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-20 06:38:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-20 06:38:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-20 06:38:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_fc_rport [2021-11-20 06:38:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_fc_rport [2021-11-20 06:38:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 06:38:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 06:38:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send [2021-11-20 06:38:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send [2021-11-20 06:38:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_state_enter [2021-11-20 06:38:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_state_enter [2021-11-20 06:38:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-20 06:38:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-20 06:38:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_state_enter [2021-11-20 06:38:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_state_enter [2021-11-20 06:38:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_disc_callback [2021-11-20 06:38:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_disc_callback [2021-11-20 06:38:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_rrq [2021-11-20 06:38:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_rrq [2021-11-20 06:38:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_lport_queue_ready [2021-11-20 06:38:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_lport_queue_ready [2021-11-20 06:38:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_delete [2021-11-20 06:38:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_delete [2021-11-20 06:38:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv [2021-11-20 06:38:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv [2021-11-20 06:38:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_can_queue_ramp_down [2021-11-20 06:38:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_can_queue_ramp_down [2021-11-20 06:38:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be64 [2021-11-20 06:38:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be64 [2021-11-20 06:38:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-20 06:38:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-20 06:38:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-20 06:38:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-20 06:38:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_flogi [2021-11-20 06:38:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_flogi [2021-11-20 06:38:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_els_request [2021-11-20 06:38:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_els_request [2021-11-20 06:38:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-20 06:38:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_recovery [2021-11-20 06:38:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_recovery [2021-11-20 06:38:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 06:38:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 06:38:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 06:38:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 06:38:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure fc_sof_needs_ack [2021-11-20 06:38:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_sof_needs_ack [2021-11-20 06:38:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure fc_sof_is_init [2021-11-20 06:38:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_sof_is_init [2021-11-20 06:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_logoff [2021-11-20 06:38:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_logoff [2021-11-20 06:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_rtv_resp [2021-11-20 06:38:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_rtv_resp [2021-11-20 06:38:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_get [2021-11-20 06:38:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_get [2021-11-20 06:38:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_bsg_resp [2021-11-20 06:38:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_bsg_resp [2021-11-20 06:38:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_find [2021-11-20 06:38:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_find [2021-11-20 06:38:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_is_linear [2021-11-20 06:38:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_is_linear [2021-11-20 06:38:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 06:38:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 06:38:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure fc_block_scsi_eh [2021-11-20 06:38:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_block_scsi_eh [2021-11-20 06:38:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_flogi [2021-11-20 06:38:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_flogi [2021-11-20 06:38:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure fc_sof_class [2021-11-20 06:38:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_sof_class [2021-11-20 06:38:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_restart [2021-11-20 06:38:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_restart [2021-11-20 06:38:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_abts [2021-11-20 06:38:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_abts [2021-11-20 06:38:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_alloc [2021-11-20 06:38:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_alloc [2021-11-20 06:38:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ns_resp [2021-11-20 06:38:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ns_resp [2021-11-20 06:38:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-20 06:38:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-20 06:38:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_login [2021-11-20 06:38:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_login [2021-11-20 06:38:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_recv_data [2021-11-20 06:38:10,915 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_recv_data [2021-11-20 06:38:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_logo_req [2021-11-20 06:38:10,916 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_logo_req [2021-11-20 06:38:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_adisc [2021-11-20 06:38:10,916 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_adisc [2021-11-20 06:38:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 06:38:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_els_rrq [2021-11-20 06:38:10,916 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_els_rrq [2021-11-20 06:38:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure fc_linkdown [2021-11-20 06:38:10,917 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_linkdown [2021-11-20 06:38:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 06:38:10,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 06:38:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 06:38:10,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-20 06:38:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_sid [2021-11-20 06:38:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_sid [2021-11-20 06:38:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_frame_alloc [2021-11-20 06:38:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_frame_alloc [2021-11-20 06:38:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:38:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure fc_remote_port_chkready [2021-11-20 06:38:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_remote_port_chkready [2021-11-20 06:38:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_flush_queue [2021-11-20 06:38:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_flush_queue [2021-11-20 06:38:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_lock_pkt [2021-11-20 06:38:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_lock_pkt [2021-11-20 06:38:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-20 06:38:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-20 06:38:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure fc_adisc_fill [2021-11-20 06:38:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_adisc_fill [2021-11-20 06:38:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:38:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_prli_req [2021-11-20 06:38:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_prli_req [2021-11-20 06:38:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 06:38:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 06:38:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_seq_resp [2021-11-20 06:38:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_seq_resp [2021-11-20 06:38:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_rnid_req [2021-11-20 06:38:10,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_rnid_req [2021-11-20 06:38:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_els_req [2021-11-20 06:38:10,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_els_req [2021-11-20 06:38:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_error_retry [2021-11-20 06:38:10,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_error_retry [2021-11-20 06:38:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure fc_invoke_resp [2021-11-20 06:38:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_invoke_resp [2021-11-20 06:38:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_bls [2021-11-20 06:38:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_bls [2021-11-20 06:38:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_stop_final [2021-11-20 06:38:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_stop_final [2021-11-20 06:38:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_error [2021-11-20 06:38:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_error [2021-11-20 06:38:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-11-20 06:38:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-11-20 06:38:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-20 06:38:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-20 06:38:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 06:38:10,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 06:38:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2021-11-20 06:38:10,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2021-11-20 06:38:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_send_ba_rjt [2021-11-20 06:38:10,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_send_ba_rjt [2021-11-20 06:38:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure fc_destroy_exch_mgr [2021-11-20 06:38:10,940 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_destroy_exch_mgr [2021-11-20 06:38:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-20 06:38:10,941 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-20 06:38:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_timeout [2021-11-20 06:38:10,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_timeout [2021-11-20 06:38:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lun_reset [2021-11-20 06:38:10,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lun_reset [2021-11-20 06:38:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_linkdown [2021-11-20 06:38:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_linkdown [2021-11-20 06:38:10,942 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_terminate_io [2021-11-20 06:38:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_terminate_io [2021-11-20 06:38:10,942 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-20 06:38:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-20 06:38:10,942 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-20 06:38:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-20 06:38:10,943 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2021-11-20 06:38:10,943 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2021-11-20 06:38:10,943 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-20 06:38:10,943 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-20 06:38:10,943 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_lookup_recip [2021-11-20 06:38:10,943 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_lookup_recip [2021-11-20 06:38:10,943 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_free [2021-11-20 06:38:10,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_free [2021-11-20 06:38:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_work [2021-11-20 06:38:10,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_work [2021-11-20 06:38:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_reset [2021-11-20 06:38:10,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_reset [2021-11-20 06:38:10,944 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_timeout [2021-11-20 06:38:10,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_timeout [2021-11-20 06:38:10,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_335 [2021-11-20 06:38:10,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_335 [2021-11-20 06:38:10,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 06:38:10,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 06:38:10,945 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_plogi [2021-11-20 06:38:10,945 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_plogi [2021-11-20 06:38:10,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:38:10,945 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_prli [2021-11-20 06:38:10,946 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_prli [2021-11-20 06:38:10,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-11-20 06:38:10,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-11-20 06:38:10,946 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_error [2021-11-20 06:38:10,946 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_error [2021-11-20 06:38:10,946 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2021-11-20 06:38:10,946 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2021-11-20 06:38:10,947 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_login_complete [2021-11-20 06:38:10,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_login_complete [2021-11-20 06:38:10,947 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-20 06:38:10,947 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-20 06:38:10,947 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2021-11-20 06:38:10,947 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2021-11-20 06:38:10,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:38:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_abts_resp [2021-11-20 06:38:10,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_abts_resp [2021-11-20 06:38:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_req [2021-11-20 06:38:10,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_req [2021-11-20 06:38:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2021-11-20 06:38:10,948 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2021-11-20 06:38:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_8 [2021-11-20 06:38:10,948 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_8 [2021-11-20 06:38:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure fc_plogi_fill [2021-11-20 06:38:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_plogi_fill [2021-11-20 06:38:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:38:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure fc_plogi_get_maxframe [2021-11-20 06:38:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_plogi_get_maxframe [2021-11-20 06:38:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 06:38:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:38:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:38:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_disabled [2021-11-20 06:38:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_disabled [2021-11-20 06:38:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 06:38:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 06:38:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_ft_req [2021-11-20 06:38:10,950 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_ft_req [2021-11-20 06:38:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_cleanup_cmd [2021-11-20 06:38:10,951 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_cleanup_cmd [2021-11-20 06:38:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_release [2021-11-20 06:38:10,951 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_release [2021-11-20 06:38:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_frame_header_get [2021-11-20 06:38:10,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_frame_header_get [2021-11-20 06:38:10,951 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_ready [2021-11-20 06:38:10,951 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_ready [2021-11-20 06:38:10,952 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2021-11-20 06:38:10,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2021-11-20 06:38:10,952 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_compatible_roles [2021-11-20 06:38:10,952 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_compatible_roles [2021-11-20 06:38:10,952 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-20 06:38:10,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-20 06:38:10,952 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 06:38:10,959 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 06:38:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_ready [2021-11-20 06:38:10,963 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_ready [2021-11-20 06:38:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 06:38:10,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 06:38:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_set_state [2021-11-20 06:38:10,964 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_set_state [2021-11-20 06:38:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_start_next_locked [2021-11-20 06:38:10,964 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_start_next_locked [2021-11-20 06:38:10,965 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_rrq_resp [2021-11-20 06:38:10,965 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_rrq_resp [2021-11-20 06:38:10,965 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_scr [2021-11-20 06:38:10,965 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_scr [2021-11-20 06:38:10,965 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-20 06:38:10,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-20 06:38:10,966 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-20 06:38:10,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-20 06:38:10,966 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_els_rsp_send [2021-11-20 06:38:10,966 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_els_rsp_send [2021-11-20 06:38:10,966 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-11-20 06:38:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-11-20 06:38:10,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:38:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:38:10,967 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-20 06:38:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-20 06:38:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 06:38:10,968 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 06:38:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timer_cancel [2021-11-20 06:38:10,968 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timer_cancel [2021-11-20 06:38:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 06:38:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 06:38:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_op [2021-11-20 06:38:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_op [2021-11-20 06:38:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_alloc [2021-11-20 06:38:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_alloc [2021-11-20 06:38:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_ns [2021-11-20 06:38:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_ns [2021-11-20 06:38:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-20 06:38:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-20 06:38:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:38:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:38:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:38:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:38:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-20 06:38:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-20 06:38:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_rec_error [2021-11-20 06:38:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_rec_error [2021-11-20 06:38:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ms_resp [2021-11-20 06:38:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ms_resp [2021-11-20 06:38:10,987 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fill_fc_hdr [2021-11-20 06:38:10,987 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fill_fc_hdr [2021-11-20 06:38:10,987 INFO L130 BoogieDeclarations]: Found specification of procedure fc_queuecommand [2021-11-20 06:38:10,987 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_queuecommand [2021-11-20 06:38:10,987 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_reset [2021-11-20 06:38:10,987 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_reset [2021-11-20 06:38:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_lookup [2021-11-20 06:38:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_lookup [2021-11-20 06:38:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-20 06:38:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-20 06:38:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2021-11-20 06:38:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2021-11-20 06:38:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_ms [2021-11-20 06:38:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_ms [2021-11-20 06:38:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-20 06:38:10,989 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-20 06:38:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_lookup_orig [2021-11-20 06:38:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_lookup_orig [2021-11-20 06:38:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_destroy [2021-11-20 06:38:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_destroy [2021-11-20 06:38:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_error [2021-11-20 06:38:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_error [2021-11-20 06:38:10,992 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_req [2021-11-20 06:38:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_req [2021-11-20 06:38:10,992 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_prli_resp [2021-11-20 06:38:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_prli_resp [2021-11-20 06:38:10,992 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-20 06:38:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-20 06:38:10,993 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 06:38:10,993 INFO L130 BoogieDeclarations]: Found specification of procedure fc_flogi_fill [2021-11-20 06:38:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_flogi_fill [2021-11-20 06:38:10,993 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2021-11-20 06:38:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2021-11-20 06:38:10,994 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_cleanup [2021-11-20 06:38:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_cleanup [2021-11-20 06:38:10,994 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-11-20 06:38:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-11-20 06:38:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_reset [2021-11-20 06:38:10,995 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_reset [2021-11-20 06:38:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_ls_rjt [2021-11-20 06:38:10,995 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_ls_rjt [2021-11-20 06:38:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_seq_send [2021-11-20 06:38:10,996 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_seq_send [2021-11-20 06:38:10,996 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 06:38:10,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 06:38:10,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:38:10,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:38:10,996 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_resp [2021-11-20 06:38:10,997 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_resp [2021-11-20 06:38:10,997 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-20 06:38:10,997 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-20 06:38:10,997 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2021-11-20 06:38:10,997 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2021-11-20 06:38:10,998 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_els_rec [2021-11-20 06:38:10,998 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_els_rec [2021-11-20 06:38:10,998 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_done_locked [2021-11-20 06:38:10,998 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_done_locked [2021-11-20 06:38:10,998 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_delete [2021-11-20 06:38:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_delete [2021-11-20 06:38:10,999 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_ft_resp [2021-11-20 06:38:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_ft_resp [2021-11-20 06:38:10,999 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_id_resp [2021-11-20 06:38:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_id_resp [2021-11-20 06:38:10,999 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fill_reply_hdr [2021-11-20 06:38:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fill_reply_hdr [2021-11-20 06:38:11,000 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_pool_reset [2021-11-20 06:38:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_pool_reset [2021-11-20 06:38:11,000 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 06:38:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 06:38:11,001 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_ft_parse [2021-11-20 06:38:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_ft_parse [2021-11-20 06:38:11,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:38:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:38:11,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:38:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:38:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2021-11-20 06:38:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2021-11-20 06:38:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_logo [2021-11-20 06:38:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_logo [2021-11-20 06:38:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-11-20 06:38:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-11-20 06:38:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_srr_resp [2021-11-20 06:38:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_srr_resp [2021-11-20 06:38:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-20 06:38:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-20 06:38:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_lport [2021-11-20 06:38:11,017 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_lport [2021-11-20 06:38:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-11-20 06:38:11,017 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-11-20 06:38:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_device_reset [2021-11-20 06:38:11,018 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_device_reset [2021-11-20 06:38:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-20 06:38:11,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-20 06:38:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lun_reset_send [2021-11-20 06:38:11,018 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lun_reset_send [2021-11-20 06:38:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:38:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 06:38:11,019 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 06:38:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_send_abort [2021-11-20 06:38:11,019 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_send_abort [2021-11-20 06:38:11,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-20 06:38:11,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-20 06:38:11,020 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-11-20 06:38:11,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-11-20 06:38:11,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 06:38:11,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 06:38:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:38:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_del [2021-11-20 06:38:11,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_del [2021-11-20 06:38:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_start [2021-11-20 06:38:11,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_start [2021-11-20 06:38:11,022 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_t0_prli [2021-11-20 06:38:11,022 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_t0_prli [2021-11-20 06:38:11,022 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_vport_setlink [2021-11-20 06:38:11,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_vport_setlink [2021-11-20 06:38:11,022 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_id_lookup [2021-11-20 06:38:11,023 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_id_lookup [2021-11-20 06:38:11,023 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2021-11-20 06:38:11,023 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2021-11-20 06:38:11,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-20 06:38:11,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-20 06:38:11,023 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_recv [2021-11-20 06:38:11,024 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_recv [2021-11-20 06:38:11,024 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_flogi_req [2021-11-20 06:38:11,024 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_flogi_req [2021-11-20 06:38:11,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-11-20 06:38:11,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2021-11-20 06:38:11,025 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_scr_resp [2021-11-20 06:38:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_scr_resp [2021-11-20 06:38:11,025 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_done [2021-11-20 06:38:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_done [2021-11-20 06:38:11,025 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_hold [2021-11-20 06:38:11,026 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_hold [2021-11-20 06:38:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_flogi_resp [2021-11-20 06:38:11,026 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_flogi_resp [2021-11-20 06:38:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:38:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_plogi_resp [2021-11-20 06:38:11,027 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_plogi_resp [2021-11-20 06:38:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2021-11-20 06:38:11,027 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2021-11-20 06:38:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_rec_resp [2021-11-20 06:38:11,027 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_rec_resp [2021-11-20 06:38:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure fc_ct_hdr_fill [2021-11-20 06:38:11,028 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_ct_hdr_fill [2021-11-20 06:38:11,028 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_srr [2021-11-20 06:38:11,028 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_srr [2021-11-20 06:38:11,028 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_release [2021-11-20 06:38:11,028 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_release [2021-11-20 06:38:11,029 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-20 06:38:11,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-20 06:38:11,029 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 06:38:11,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 06:38:11,029 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-20 06:38:11,030 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-20 06:38:11,030 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_dns [2021-11-20 06:38:11,030 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_dns [2021-11-20 06:38:11,030 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timer_set_locked [2021-11-20 06:38:11,030 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timer_set_locked [2021-11-20 06:38:11,031 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-20 06:38:11,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-20 06:38:11,031 INFO L130 BoogieDeclarations]: Found specification of procedure fc_linkup [2021-11-20 06:38:11,031 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_linkup [2021-11-20 06:38:11,031 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_linkup [2021-11-20 06:38:11,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_linkup [2021-11-20 06:38:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_rctl_name [2021-11-20 06:38:11,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_rctl_name [2021-11-20 06:38:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure fc_destroy_fcp [2021-11-20 06:38:11,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_destroy_fcp [2021-11-20 06:38:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 06:38:11,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 06:38:11,033 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send_locked [2021-11-20 06:38:11,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send_locked [2021-11-20 06:38:11,033 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_rtv [2021-11-20 06:38:11,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_rtv [2021-11-20 06:38:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_stats [2021-11-20 06:38:11,049 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_stats [2021-11-20 06:38:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_adisc_resp [2021-11-20 06:38:11,049 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_adisc_resp [2021-11-20 06:38:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-20 06:38:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-20 06:38:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure ntoh24 [2021-11-20 06:38:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ntoh24 [2021-11-20 06:38:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_139 [2021-11-20 06:38:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_139 [2021-11-20 06:38:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-20 06:38:11,051 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-20 06:38:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_update_stats [2021-11-20 06:38:11,051 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_update_stats [2021-11-20 06:38:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_done [2021-11-20 06:38:11,051 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_done [2021-11-20 06:38:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_iterate [2021-11-20 06:38:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_iterate [2021-11-20 06:38:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_setup_hdr [2021-11-20 06:38:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_setup_hdr [2021-11-20 06:38:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_abts_resp [2021-11-20 06:38:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_abts_resp [2021-11-20 06:38:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure _fc_frame_alloc [2021-11-20 06:38:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure _fc_frame_alloc [2021-11-20 06:38:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_recv_rscn_req [2021-11-20 06:38:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_recv_rscn_req [2021-11-20 06:38:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_error [2021-11-20 06:38:11,054 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_error [2021-11-20 06:38:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_ls_acc [2021-11-20 06:38:11,054 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_ls_acc [2021-11-20 06:38:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2021-11-20 06:38:11,054 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2021-11-20 06:38:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_ptr_get [2021-11-20 06:38:11,055 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_ptr_get [2021-11-20 06:38:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_echo_req [2021-11-20 06:38:11,055 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_echo_req [2021-11-20 06:38:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-20 06:38:11,055 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-20 06:38:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_6 [2021-11-20 06:38:11,056 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_6 [2021-11-20 06:38:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_srr_error [2021-11-20 06:38:11,056 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_srr_error [2021-11-20 06:38:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timeout [2021-11-20 06:38:11,057 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timeout [2021-11-20 06:38:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_stop [2021-11-20 06:38:11,057 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_stop [2021-11-20 06:38:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be64 [2021-11-20 06:38:11,057 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be64 [2021-11-20 06:38:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_flogi_req [2021-11-20 06:38:11,058 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_flogi_req [2021-11-20 06:38:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-11-20 06:38:11,058 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2021-11-20 06:38:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-20 06:38:11,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-20 06:38:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_state [2021-11-20 06:38:11,059 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_state [2021-11-20 06:38:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_fdmi [2021-11-20 06:38:11,059 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_fdmi [2021-11-20 06:38:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 06:38:11,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 06:38:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_rls_req [2021-11-20 06:38:11,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_rls_req [2021-11-20 06:38:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_stop_rports [2021-11-20 06:38:11,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_stop_rports [2021-11-20 06:38:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_retry_cmd [2021-11-20 06:38:11,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_retry_cmd [2021-11-20 06:38:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_add [2021-11-20 06:38:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_add [2021-11-20 06:38:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-20 06:38:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-20 06:38:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:38:11,062 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_timespec [2021-11-20 06:38:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_timespec [2021-11-20 06:38:11,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:38:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:38:11,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:38:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:38:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_unlock_pkt [2021-11-20 06:38:11,063 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_unlock_pkt [2021-11-20 06:38:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure hton24 [2021-11-20 06:38:11,063 INFO L138 BoogieDeclarations]: Found implementation of procedure hton24 [2021-11-20 06:38:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_timeout [2021-11-20 06:38:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_timeout [2021-11-20 06:38:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_logo_req [2021-11-20 06:38:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_logo_req [2021-11-20 06:38:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_rec [2021-11-20 06:38:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_rec [2021-11-20 06:38:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-11-20 06:38:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-11-20 06:38:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_complete_locked [2021-11-20 06:38:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_complete_locked [2021-11-20 06:38:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 06:38:11,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 06:38:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send_ack [2021-11-20 06:38:11,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send_ack [2021-11-20 06:38:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timer_set [2021-11-20 06:38:11,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timer_set [2021-11-20 06:38:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_set_port_id [2021-11-20 06:38:11,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_set_port_id [2021-11-20 06:38:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~$Pointer$ [2021-11-20 06:38:11,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~$Pointer$ [2021-11-20 06:38:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_release [2021-11-20 06:38:11,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_release [2021-11-20 06:38:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-20 06:38:11,068 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-20 06:38:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-20 06:38:11,068 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-20 06:38:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2021-11-20 06:38:11,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2021-11-20 06:38:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_rlir_req [2021-11-20 06:38:11,081 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_rlir_req [2021-11-20 06:38:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_fcp_prli [2021-11-20 06:38:11,081 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_fcp_prli [2021-11-20 06:38:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_prlo_req [2021-11-20 06:38:11,081 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_prlo_req [2021-11-20 06:38:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-20 06:38:11,082 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-20 06:38:11,082 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_em_alloc [2021-11-20 06:38:11,082 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_em_alloc [2021-11-20 06:38:11,082 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2021-11-20 06:38:11,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2021-11-20 06:38:11,082 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_reset [2021-11-20 06:38:11,082 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_reset [2021-11-20 06:38:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ct_request [2021-11-20 06:38:11,083 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ct_request [2021-11-20 06:38:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-20 06:38:11,083 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-20 06:38:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-11-20 06:38:11,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-11-20 06:38:11,083 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vports_linkchange [2021-11-20 06:38:11,083 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vports_linkchange [2021-11-20 06:38:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_flogi_resp [2021-11-20 06:38:11,084 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_flogi_resp [2021-11-20 06:38:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be32 [2021-11-20 06:38:11,084 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be32 [2021-11-20 06:38:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_host_reset [2021-11-20 06:38:11,084 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_host_reset [2021-11-20 06:38:11,084 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_logo [2021-11-20 06:38:11,097 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_logo [2021-11-20 06:38:11,097 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-20 06:38:11,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-20 06:38:11,097 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-20 06:38:11,097 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-20 06:38:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_set_resp [2021-11-20 06:38:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_set_resp [2021-11-20 06:38:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_abort_io [2021-11-20 06:38:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_abort_io [2021-11-20 06:38:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_list_clone [2021-11-20 06:38:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_list_clone [2021-11-20 06:38:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 06:38:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 06:38:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-20 06:38:11,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-20 06:38:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_hold [2021-11-20 06:38:11,099 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_hold [2021-11-20 06:38:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2021-11-20 06:38:11,099 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2021-11-20 06:38:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ptp_setup [2021-11-20 06:38:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ptp_setup [2021-11-20 06:38:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_recv_req [2021-11-20 06:38:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_recv_req [2021-11-20 06:38:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-20 06:38:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-20 06:38:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_logo_resp [2021-11-20 06:38:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_logo_resp [2021-11-20 06:38:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_abort_locked [2021-11-20 06:38:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_abort_locked [2021-11-20 06:38:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2021-11-20 06:38:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-20 06:38:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-20 06:38:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_timer_set [2021-11-20 06:38:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_timer_set [2021-11-20 06:38:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_reset_locked [2021-11-20 06:38:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_reset_locked [2021-11-20 06:38:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:38:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:38:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_ddp_done [2021-11-20 06:38:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_ddp_done [2021-11-20 06:38:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-11-20 06:38:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-11-20 06:38:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-20 06:38:11,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-20 06:38:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:38:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 06:38:11,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 06:38:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-20 06:38:11,103 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-20 06:38:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure get_fsp_rec_tov [2021-11-20 06:38:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fsp_rec_tov [2021-11-20 06:38:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-20 06:38:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_plogi_req [2021-11-20 06:38:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_plogi_req [2021-11-20 06:38:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure fc_io_compl [2021-11-20 06:38:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_io_compl [2021-11-20 06:38:13,606 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:38:13,617 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:38:14,132 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:38:31,689 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:38:31,760 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:38:31,760 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:38:31,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:38:31 BoogieIcfgContainer [2021-11-20 06:38:31,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:38:31,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:38:31,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:38:31,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:38:31,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:37:57" (1/3) ... [2021-11-20 06:38:31,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5282a2f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:38:31, skipping insertion in model container [2021-11-20 06:38:31,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:08" (2/3) ... [2021-11-20 06:38:31,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5282a2f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:38:31, skipping insertion in model container [2021-11-20 06:38:31,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:38:31" (3/3) ... [2021-11-20 06:38:31,780 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i [2021-11-20 06:38:31,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:38:31,786 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:38:31,892 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:38:31,911 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:38:31,912 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:38:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand has 7095 states, 4544 states have (on average 1.357394366197183) internal successors, (6168), 4920 states have internal predecessors, (6168), 2198 states have call successors, (2198), 352 states have call predecessors, (2198), 351 states have return successors, (2192), 2010 states have call predecessors, (2192), 2192 states have call successors, (2192) [2021-11-20 06:38:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-20 06:38:32,139 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:38:32,139 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:38:32,140 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:38:32,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:38:32,147 INFO L85 PathProgramCache]: Analyzing trace with hash -934825542, now seen corresponding path program 1 times [2021-11-20 06:38:32,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:38:32,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952883920] [2021-11-20 06:38:32,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:38:32,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:38:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-20 06:38:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-20 06:38:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-11-20 06:38:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 06:38:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-20 06:38:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-20 06:38:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-20 06:38:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:38:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 06:38:33,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:38:33,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952883920] [2021-11-20 06:38:33,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952883920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:38:33,821 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:38:33,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:38:33,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216275158] [2021-11-20 06:38:33,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:38:33,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:38:33,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:38:33,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:38:33,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:38:33,889 INFO L87 Difference]: Start difference. First operand has 7095 states, 4544 states have (on average 1.357394366197183) internal successors, (6168), 4920 states have internal predecessors, (6168), 2198 states have call successors, (2198), 352 states have call predecessors, (2198), 351 states have return successors, (2192), 2010 states have call predecessors, (2192), 2192 states have call successors, (2192) Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-20 06:38:56,048 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:38:58,448 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:39:18,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:39:18,813 INFO L93 Difference]: Finished difference Result 23835 states and 37460 transitions. [2021-11-20 06:39:18,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:39:18,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 91 [2021-11-20 06:39:18,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:39:19,062 INFO L225 Difference]: With dead ends: 23835 [2021-11-20 06:39:19,063 INFO L226 Difference]: Without dead ends: 16706 [2021-11-20 06:39:19,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:39:19,171 INFO L933 BasicCegarLoop]: 18148 mSDtfsCounter, 12814 mSDsluCounter, 14187 mSDsCounter, 0 mSdLazyCounter, 11132 mSolverCounterSat, 6456 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14633 SdHoareTripleChecker+Valid, 32335 SdHoareTripleChecker+Invalid, 17590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 6456 IncrementalHoareTripleChecker+Valid, 11132 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:39:19,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14633 Valid, 32335 Invalid, 17590 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [6456 Valid, 11132 Invalid, 2 Unknown, 0 Unchecked, 43.0s Time] [2021-11-20 06:39:19,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16706 states. [2021-11-20 06:39:20,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16706 to 14083. [2021-11-20 06:39:20,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14083 states, 9013 states have (on average 1.3553755686231) internal successors, (12216), 9749 states have internal predecessors, (12216), 4371 states have call successors, (4371), 699 states have call predecessors, (4371), 698 states have return successors, (4369), 4005 states have call predecessors, (4369), 4369 states have call successors, (4369) [2021-11-20 06:39:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14083 states to 14083 states and 20956 transitions. [2021-11-20 06:39:20,935 INFO L78 Accepts]: Start accepts. Automaton has 14083 states and 20956 transitions. Word has length 91 [2021-11-20 06:39:20,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:39:20,938 INFO L470 AbstractCegarLoop]: Abstraction has 14083 states and 20956 transitions. [2021-11-20 06:39:20,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-11-20 06:39:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 14083 states and 20956 transitions. [2021-11-20 06:39:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-20 06:39:20,952 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:39:20,953 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 06:39:20,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:39:20,954 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:39:20,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:39:20,955 INFO L85 PathProgramCache]: Analyzing trace with hash 217913898, now seen corresponding path program 1 times [2021-11-20 06:39:20,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:39:20,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395606369] [2021-11-20 06:39:20,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:39:20,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:39:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:21,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:39:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:21,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:39:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:21,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:39:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:21,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-20 06:39:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:39:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:39:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 06:39:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:39:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-20 06:39:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 06:39:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-20 06:39:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:39:22,412 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-20 06:39:22,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:39:22,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395606369] [2021-11-20 06:39:22,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395606369] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:39:22,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:39:22,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 06:39:22,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244710971] [2021-11-20 06:39:22,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:39:22,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:39:22,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:39:22,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:39:22,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:39:22,423 INFO L87 Difference]: Start difference. First operand 14083 states and 20956 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 06:39:54,315 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:39:56,351 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:39:58,389 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:40:00,708 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:40:02,749 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:40:04,790 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:40:34,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:40:34,872 INFO L93 Difference]: Finished difference Result 49426 states and 76039 transitions. [2021-11-20 06:40:34,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 06:40:34,873 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 97 [2021-11-20 06:40:34,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:40:35,232 INFO L225 Difference]: With dead ends: 49426 [2021-11-20 06:40:35,232 INFO L226 Difference]: Without dead ends: 35353 [2021-11-20 06:40:35,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:40:35,336 INFO L933 BasicCegarLoop]: 17404 mSDtfsCounter, 16851 mSDsluCounter, 24671 mSDsCounter, 0 mSdLazyCounter, 21880 mSolverCounterSat, 12726 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18076 SdHoareTripleChecker+Valid, 42075 SdHoareTripleChecker+Invalid, 34612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 12726 IncrementalHoareTripleChecker+Valid, 21880 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.9s IncrementalHoareTripleChecker+Time [2021-11-20 06:40:35,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18076 Valid, 42075 Invalid, 34612 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [12726 Valid, 21880 Invalid, 6 Unknown, 0 Unchecked, 69.9s Time] [2021-11-20 06:40:35,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35353 states. [2021-11-20 06:40:38,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35353 to 28124. [2021-11-20 06:40:38,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28124 states, 17994 states have (on average 1.35567411359342) internal successors, (24394), 19466 states have internal predecessors, (24394), 8733 states have call successors, (8733), 1397 states have call predecessors, (8733), 1396 states have return successors, (8730), 8002 states have call predecessors, (8730), 8730 states have call successors, (8730) [2021-11-20 06:40:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28124 states to 28124 states and 41857 transitions. [2021-11-20 06:40:38,779 INFO L78 Accepts]: Start accepts. Automaton has 28124 states and 41857 transitions. Word has length 97 [2021-11-20 06:40:38,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:40:38,779 INFO L470 AbstractCegarLoop]: Abstraction has 28124 states and 41857 transitions. [2021-11-20 06:40:38,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 06:40:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 28124 states and 41857 transitions. [2021-11-20 06:40:38,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-20 06:40:38,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:40:38,791 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-20 06:40:38,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:40:38,792 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:40:38,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:40:38,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1851434292, now seen corresponding path program 1 times [2021-11-20 06:40:38,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:40:38,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724708290] [2021-11-20 06:40:38,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:40:38,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:40:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 06:40:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:40:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-11-20 06:40:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:40:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-20 06:40:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-20 06:40:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-20 06:40:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-20 06:40:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-20 06:40:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-20 06:40:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:40:39,870 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-20 06:40:39,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:40:39,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724708290] [2021-11-20 06:40:39,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724708290] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:40:39,872 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:40:39,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 06:40:39,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360108077] [2021-11-20 06:40:39,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:40:39,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:40:39,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:40:39,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:40:39,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:40:39,875 INFO L87 Difference]: Start difference. First operand 28124 states and 41857 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 06:41:00,413 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:41:20,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:41:20,132 INFO L93 Difference]: Finished difference Result 70218 states and 109660 transitions. [2021-11-20 06:41:20,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 06:41:20,133 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 122 [2021-11-20 06:41:20,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:41:20,672 INFO L225 Difference]: With dead ends: 70218 [2021-11-20 06:41:20,677 INFO L226 Difference]: Without dead ends: 42104 [2021-11-20 06:41:20,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:41:20,881 INFO L933 BasicCegarLoop]: 9971 mSDtfsCounter, 9148 mSDsluCounter, 24400 mSDsCounter, 0 mSdLazyCounter, 16133 mSolverCounterSat, 8431 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9971 SdHoareTripleChecker+Valid, 34371 SdHoareTripleChecker+Invalid, 24565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8431 IncrementalHoareTripleChecker+Valid, 16133 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:41:20,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9971 Valid, 34371 Invalid, 24565 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8431 Valid, 16133 Invalid, 1 Unknown, 0 Unchecked, 38.0s Time] [2021-11-20 06:41:20,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42104 states. [2021-11-20 06:41:24,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42104 to 28128. [2021-11-20 06:41:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28128 states, 17998 states have (on average 1.3555950661184577) internal successors, (24398), 19470 states have internal predecessors, (24398), 8733 states have call successors, (8733), 1397 states have call predecessors, (8733), 1396 states have return successors, (8730), 8002 states have call predecessors, (8730), 8730 states have call successors, (8730) [2021-11-20 06:41:24,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28128 states to 28128 states and 41861 transitions. [2021-11-20 06:41:24,897 INFO L78 Accepts]: Start accepts. Automaton has 28128 states and 41861 transitions. Word has length 122 [2021-11-20 06:41:24,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:41:24,899 INFO L470 AbstractCegarLoop]: Abstraction has 28128 states and 41861 transitions. [2021-11-20 06:41:24,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 06:41:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 28128 states and 41861 transitions. [2021-11-20 06:41:24,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-20 06:41:24,920 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:41:24,921 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-20 06:41:24,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 06:41:24,921 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:41:24,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:41:24,922 INFO L85 PathProgramCache]: Analyzing trace with hash 751228849, now seen corresponding path program 1 times [2021-11-20 06:41:24,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:41:24,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41085393] [2021-11-20 06:41:24,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:41:24,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:41:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 06:41:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:41:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 06:41:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-20 06:41:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-20 06:41:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 06:41:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 06:41:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 06:41:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:41:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:41:25,917 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 06:41:25,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:41:25,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41085393] [2021-11-20 06:41:25,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41085393] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:41:25,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:41:25,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:41:25,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782006348] [2021-11-20 06:41:25,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:41:25,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:41:25,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:41:25,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:41:25,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:41:25,922 INFO L87 Difference]: Start difference. First operand 28128 states and 41861 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-20 06:41:48,791 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:42:10,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:42:10,175 INFO L93 Difference]: Finished difference Result 70635 states and 110335 transitions. [2021-11-20 06:42:10,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:42:10,176 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 126 [2021-11-20 06:42:10,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:42:10,486 INFO L225 Difference]: With dead ends: 70635 [2021-11-20 06:42:10,486 INFO L226 Difference]: Without dead ends: 42517 [2021-11-20 06:42:10,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-20 06:42:10,659 INFO L933 BasicCegarLoop]: 10214 mSDtfsCounter, 9164 mSDsluCounter, 34119 mSDsCounter, 0 mSdLazyCounter, 19915 mSolverCounterSat, 8599 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9989 SdHoareTripleChecker+Valid, 44333 SdHoareTripleChecker+Invalid, 28515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8599 IncrementalHoareTripleChecker+Valid, 19915 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:42:10,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9989 Valid, 44333 Invalid, 28515 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8599 Valid, 19915 Invalid, 1 Unknown, 0 Unchecked, 41.7s Time] [2021-11-20 06:42:10,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42517 states. [2021-11-20 06:42:13,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42517 to 28134. [2021-11-20 06:42:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28134 states, 18004 states have (on average 1.3554765607642747) internal successors, (24404), 19476 states have internal predecessors, (24404), 8733 states have call successors, (8733), 1397 states have call predecessors, (8733), 1396 states have return successors, (8730), 8002 states have call predecessors, (8730), 8730 states have call successors, (8730) [2021-11-20 06:42:13,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28134 states to 28134 states and 41867 transitions. [2021-11-20 06:42:14,014 INFO L78 Accepts]: Start accepts. Automaton has 28134 states and 41867 transitions. Word has length 126 [2021-11-20 06:42:14,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:42:14,016 INFO L470 AbstractCegarLoop]: Abstraction has 28134 states and 41867 transitions. [2021-11-20 06:42:14,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-20 06:42:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 28134 states and 41867 transitions. [2021-11-20 06:42:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-20 06:42:14,028 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:42:14,028 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-20 06:42:14,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 06:42:14,029 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:42:14,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:42:14,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1521962415, now seen corresponding path program 1 times [2021-11-20 06:42:14,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:42:14,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588132832] [2021-11-20 06:42:14,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:42:14,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:42:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:14,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 06:42:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:14,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:42:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:14,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 06:42:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:14,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-11-20 06:42:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:14,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-11-20 06:42:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 06:42:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:15,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 06:42:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:15,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 06:42:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:15,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:42:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:42:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-20 06:42:15,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:42:15,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588132832] [2021-11-20 06:42:15,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588132832] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:42:15,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:42:15,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:42:15,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837042625] [2021-11-20 06:42:15,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:42:15,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:42:15,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:42:15,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:42:15,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:42:15,110 INFO L87 Difference]: Start difference. First operand 28134 states and 41867 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-20 06:42:52,167 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:43:40,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:43:40,814 INFO L93 Difference]: Finished difference Result 110602 states and 181971 transitions. [2021-11-20 06:43:40,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-20 06:43:40,816 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 126 [2021-11-20 06:43:40,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:43:41,849 INFO L225 Difference]: With dead ends: 110602 [2021-11-20 06:43:41,849 INFO L226 Difference]: Without dead ends: 82478 [2021-11-20 06:43:42,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-11-20 06:43:42,026 INFO L933 BasicCegarLoop]: 11289 mSDtfsCounter, 26455 mSDsluCounter, 30281 mSDsCounter, 0 mSdLazyCounter, 38893 mSolverCounterSat, 22031 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28076 SdHoareTripleChecker+Valid, 41570 SdHoareTripleChecker+Invalid, 60925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 22031 IncrementalHoareTripleChecker+Valid, 38893 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:43:42,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28076 Valid, 41570 Invalid, 60925 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [22031 Valid, 38893 Invalid, 1 Unknown, 0 Unchecked, 81.0s Time] [2021-11-20 06:43:42,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82478 states. [2021-11-20 06:43:46,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82478 to 60199. [2021-11-20 06:43:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60199 states, 38481 states have (on average 1.3512382734336426) internal successors, (51997), 41621 states have internal predecessors, (51997), 18325 states have call successors, (18325), 2793 states have call predecessors, (18325), 3392 states have return successors, (22658), 17296 states have call predecessors, (22658), 18320 states have call successors, (22658) [2021-11-20 06:43:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60199 states to 60199 states and 92980 transitions. [2021-11-20 06:43:47,465 INFO L78 Accepts]: Start accepts. Automaton has 60199 states and 92980 transitions. Word has length 126 [2021-11-20 06:43:47,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:43:47,466 INFO L470 AbstractCegarLoop]: Abstraction has 60199 states and 92980 transitions. [2021-11-20 06:43:47,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-20 06:43:47,466 INFO L276 IsEmpty]: Start isEmpty. Operand 60199 states and 92980 transitions. [2021-11-20 06:43:47,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-20 06:43:47,488 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:43:47,488 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 06:43:47,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 06:43:47,489 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:43:47,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:43:47,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1670370330, now seen corresponding path program 1 times [2021-11-20 06:43:47,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:43:47,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242948816] [2021-11-20 06:43:47,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:43:47,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:43:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 06:43:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:43:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-20 06:43:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:43:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:43:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 06:43:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:43:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:43:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:43:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:43:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-20 06:43:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-20 06:43:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-20 06:43:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:43:48,809 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 06:43:48,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:43:48,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242948816] [2021-11-20 06:43:48,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242948816] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:43:48,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:43:48,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:43:48,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839631896] [2021-11-20 06:43:48,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:43:48,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:43:48,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:43:48,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:43:48,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:43:48,812 INFO L87 Difference]: Start difference. First operand 60199 states and 92980 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (16), 7 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-20 06:44:15,242 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:44:36,735 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:45:09,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:45:09,262 INFO L93 Difference]: Finished difference Result 147560 states and 266922 transitions. [2021-11-20 06:45:09,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:45:09,262 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (16), 7 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 131 [2021-11-20 06:45:09,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:45:11,059 INFO L225 Difference]: With dead ends: 147560 [2021-11-20 06:45:11,059 INFO L226 Difference]: Without dead ends: 147557 [2021-11-20 06:45:11,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-20 06:45:11,173 INFO L933 BasicCegarLoop]: 12087 mSDtfsCounter, 23970 mSDsluCounter, 20682 mSDsCounter, 0 mSdLazyCounter, 24663 mSolverCounterSat, 19985 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25433 SdHoareTripleChecker+Valid, 32769 SdHoareTripleChecker+Invalid, 44650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 19985 IncrementalHoareTripleChecker+Valid, 24663 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:45:11,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25433 Valid, 32769 Invalid, 44650 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [19985 Valid, 24663 Invalid, 2 Unknown, 0 Unchecked, 72.7s Time] [2021-11-20 06:45:11,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147557 states. [2021-11-20 06:45:22,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147557 to 109549. [2021-11-20 06:45:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109549 states, 70355 states have (on average 1.3441404306730154) internal successors, (94567), 75835 states have internal predecessors, (94567), 32289 states have call successors, (32289), 5129 states have call predecessors, (32289), 6904 states have return successors, (51724), 31000 states have call predecessors, (51724), 32280 states have call successors, (51724) [2021-11-20 06:45:24,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109549 states to 109549 states and 178580 transitions. [2021-11-20 06:45:24,099 INFO L78 Accepts]: Start accepts. Automaton has 109549 states and 178580 transitions. Word has length 131 [2021-11-20 06:45:24,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:45:24,100 INFO L470 AbstractCegarLoop]: Abstraction has 109549 states and 178580 transitions. [2021-11-20 06:45:24,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (16), 7 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-20 06:45:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 109549 states and 178580 transitions. [2021-11-20 06:45:24,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-20 06:45:24,344 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:45:24,345 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:45:24,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 06:45:24,345 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:45:24,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:24,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1914752334, now seen corresponding path program 1 times [2021-11-20 06:45:24,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:24,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792605160] [2021-11-20 06:45:24,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:24,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:24,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-20 06:45:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:24,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:24,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-20 06:45:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:24,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:24,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:45:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 06:45:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:45:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-20 06:45:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-20 06:45:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-11-20 06:45:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-20 06:45:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-20 06:45:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-20 06:45:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-20 06:45:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-20 06:45:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:25,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-20 06:45:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-11-20 06:45:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-11-20 06:45:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:45:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-20 06:45:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:45:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-20 06:45:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 06:45:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-20 06:45:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-20 06:45:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-20 06:45:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:45:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:45:26,530 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-20 06:45:26,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:45:26,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792605160] [2021-11-20 06:45:26,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792605160] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:45:26,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:45:26,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-20 06:45:26,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180847064] [2021-11-20 06:45:26,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:45:26,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 06:45:26,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:45:26,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 06:45:26,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:45:26,534 INFO L87 Difference]: Start difference. First operand 109549 states and 178580 transitions. Second operand has 10 states, 10 states have (on average 18.4) internal successors, (184), 3 states have internal predecessors, (184), 2 states have call successors, (41), 9 states have call predecessors, (41), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-20 06:46:20,319 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:46:22,368 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:46:24,426 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:46:26,461 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:47:56,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:47:56,556 INFO L93 Difference]: Finished difference Result 336588 states and 751070 transitions. [2021-11-20 06:47:56,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 06:47:56,557 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 18.4) internal successors, (184), 3 states have internal predecessors, (184), 2 states have call successors, (41), 9 states have call predecessors, (41), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 290 [2021-11-20 06:47:56,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:47:59,671 INFO L225 Difference]: With dead ends: 336588 [2021-11-20 06:47:59,671 INFO L226 Difference]: Without dead ends: 227049 [2021-11-20 06:48:01,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=321, Unknown=0, NotChecked=0, Total=462 [2021-11-20 06:48:01,006 INFO L933 BasicCegarLoop]: 10086 mSDtfsCounter, 24718 mSDsluCounter, 22954 mSDsCounter, 0 mSdLazyCounter, 44670 mSolverCounterSat, 26468 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 111.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26090 SdHoareTripleChecker+Valid, 33040 SdHoareTripleChecker+Invalid, 71142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 26468 IncrementalHoareTripleChecker+Valid, 44670 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 125.9s IncrementalHoareTripleChecker+Time [2021-11-20 06:48:01,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26090 Valid, 33040 Invalid, 71142 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [26468 Valid, 44670 Invalid, 4 Unknown, 0 Unchecked, 125.9s Time] [2021-11-20 06:48:01,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227049 states.