./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i --full-output --architecture 64bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version 9ad7fb26
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU --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 fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-9ad7fb2
[2021-11-02 22:20:34,434 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-02 22:20:34,437 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-02 22:20:34,477 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-02 22:20:34,478 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-02 22:20:34,480 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-02 22:20:34,482 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-02 22:20:34,485 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-02 22:20:34,487 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-02 22:20:34,488 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-02 22:20:34,490 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-02 22:20:34,492 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-02 22:20:34,492 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-02 22:20:34,494 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-02 22:20:34,496 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-02 22:20:34,498 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-02 22:20:34,499 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-02 22:20:34,501 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-02 22:20:34,503 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-02 22:20:34,506 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-02 22:20:34,509 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-02 22:20:34,510 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-02 22:20:34,512 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-02 22:20:34,514 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-02 22:20:34,518 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-02 22:20:34,518 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-02 22:20:34,519 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-02 22:20:34,520 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-02 22:20:34,521 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-02 22:20:34,522 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-02 22:20:34,523 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-02 22:20:34,524 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-02 22:20:34,525 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-02 22:20:34,527 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-02 22:20:34,528 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-02 22:20:34,529 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-02 22:20:34,530 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-02 22:20:34,530 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-02 22:20:34,530 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-02 22:20:34,532 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-02 22:20:34,533 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-02 22:20:34,534 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf
[2021-11-02 22:20:34,575 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-02 22:20:34,575 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-02 22:20:34,576 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-02 22:20:34,576 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-02 22:20:34,584 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-02 22:20:34,584 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-02 22:20:34,585 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-02 22:20:34,585 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-02 22:20:34,585 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-11-02 22:20:34,585 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-02 22:20:34,586 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-02 22:20:34,587 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-02 22:20:34,587 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-02 22:20:34,587 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-02 22:20:34,587 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-02 22:20:34,587 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-02 22:20:34,588 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-02 22:20:34,588 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-02 22:20:34,588 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-02 22:20:34,588 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-02 22:20:34,588 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-02 22:20:34,589 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-02 22:20:34,589 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-02 22:20:34,589 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-11-02 22:20:34,589 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-02 22:20:34,589 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-02 22:20:34,590 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-11-02 22:20:34,590 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-02 22:20:34,590 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-11-02 22:20:34,592 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_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/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_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU
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 -> fa2b7015249343fdf8056852ea29542152fe4e2fe5328579e80867d2e6b2b327
[2021-11-02 22:20:34,852 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-02 22:20:34,878 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-02 22:20:34,881 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-02 22:20:34,882 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-02 22:20:34,884 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-02 22:20:34,885 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i
[2021-11-02 22:20:34,966 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/data/57675713d/ed468a32e1ec459aab63f00cec87148e/FLAGf8ee6df97
[2021-11-02 22:20:36,030 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-02 22:20:36,031 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i
[2021-11-02 22:20:36,097 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/data/57675713d/ed468a32e1ec459aab63f00cec87148e/FLAGf8ee6df97
[2021-11-02 22:20:36,355 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/data/57675713d/ed468a32e1ec459aab63f00cec87148e
[2021-11-02 22:20:36,357 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-02 22:20:36,358 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-02 22:20:36,363 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-02 22:20:36,363 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-02 22:20:36,366 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-02 22:20:36,368 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:20:36" (1/1) ...
[2021-11-02 22:20:36,370 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e78f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:36, skipping insertion in model container
[2021-11-02 22:20:36,370 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:20:36" (1/1) ...
[2021-11-02 22:20:36,379 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-02 22:20:36,580 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-02 22:20:37,358 WARN  L228   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_a2aa099c-4a48-45e9-9df9-80364a606b3b/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808]
[2021-11-02 22:20:39,976 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-11-02 22:20:40,073 INFO  L203         MainTranslator]: Completed pre-run
[2021-11-02 22:20:40,166 WARN  L228   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_a2aa099c-4a48-45e9-9df9-80364a606b3b/sv-benchmarks/c/ldv-validator-v0.6/linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i[81795,81808]
[2021-11-02 22:20:40,694 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-11-02 22:20:40,875 INFO  L208         MainTranslator]: Completed translation
[2021-11-02 22:20:40,876 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40 WrapperNode
[2021-11-02 22:20:40,876 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-02 22:20:40,877 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-02 22:20:40,877 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-02 22:20:40,877 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-02 22:20:40,885 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:20:41,096 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:00,419 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-02 22:21:00,420 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-02 22:21:00,420 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-02 22:21:00,420 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-11-02 22:21:00,428 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:00,429 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:04,022 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:04,023 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:09,615 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:11,781 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:12,502 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:14,031 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-02 22:21:14,034 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-02 22:21:14,034 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-11-02 22:21:14,034 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-11-02 22:21:14,035 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (1/1) ...
[2021-11-02 22:21:14,057 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-02 22:21:14,076 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/z3
[2021-11-02 22:21:14,096 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-11-02 22:21:14,121 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2aa099c-4a48-45e9-9df9-80364a606b3b/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-11-02 22:21:14,157 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_open
[2021-11-02 22:21:14,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure timer_open
[2021-11-02 22:21:14,158 INFO  L130     BoogieDeclarations]: Found specification of procedure default_set_channels
[2021-11-02 22:21:14,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure default_set_channels
[2021-11-02 22:21:14,159 INFO  L130     BoogieDeclarations]: Found specification of procedure __put_user_bad
[2021-11-02 22:21:14,159 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int
[2021-11-02 22:21:14,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int
[2021-11-02 22:21:14,160 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-02 22:21:14,160 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_ioctl
[2021-11-02 22:21:14,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure timer_ioctl
[2021-11-02 22:21:14,160 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2021-11-02 22:21:14,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2021-11-02 22:21:14,161 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~int
[2021-11-02 22:21:14,161 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2021-11-02 22:21:14,161 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2021-11-02 22:21:14,161 INFO  L130     BoogieDeclarations]: Found specification of procedure default_set_bits
[2021-11-02 22:21:14,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure default_set_bits
[2021-11-02 22:21:14,162 INFO  L130     BoogieDeclarations]: Found specification of procedure __get_user_bad
[2021-11-02 22:21:14,162 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2021-11-02 22:21:14,162 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_close
[2021-11-02 22:21:14,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure timer_close
[2021-11-02 22:21:14,163 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2021-11-02 22:21:14,163 INFO  L130     BoogieDeclarations]: Found specification of procedure __bad_percpu_size
[2021-11-02 22:21:14,163 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID
[2021-11-02 22:21:14,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID
[2021-11-02 22:21:14,163 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-02 22:21:14,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-02 22:21:14,164 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$
[2021-11-02 22:21:14,164 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$
[2021-11-02 22:21:14,164 INFO  L130     BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter
[2021-11-02 22:21:14,164 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-02 22:21:14,165 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2021-11-02 22:21:14,165 INFO  L130     BoogieDeclarations]: Found specification of procedure reprogram_timer
[2021-11-02 22:21:14,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure reprogram_timer
[2021-11-02 22:21:14,165 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2021-11-02 22:21:14,165 INFO  L130     BoogieDeclarations]: Found specification of procedure default_set_speed
[2021-11-02 22:21:14,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure default_set_speed
[2021-11-02 22:21:14,166 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-11-02 22:21:14,166 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-11-02 22:21:14,166 INFO  L130     BoogieDeclarations]: Found specification of procedure def_tmr_ioctl
[2021-11-02 22:21:14,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl
[2021-11-02 22:31:18,159 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-81: __copy_to_user_#t~ret126 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret126 && __copy_to_user_#t~ret126 <= 9223372036854775807;__copy_to_user_~tmp___1~3 := __copy_to_user_#t~ret126;havoc __copy_to_user_#t~ret126;
[2021-11-02 22:31:18,159 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-80: __copy_to_user_#t~ret125 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret125 && __copy_to_user_#t~ret125 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret125;havoc __copy_to_user_#t~ret125;
[2021-11-02 22:31:18,160 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-83: __copy_to_user_#t~ret126 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret126 && __copy_to_user_#t~ret126 <= 9223372036854775807;__copy_to_user_~tmp___1~3 := __copy_to_user_#t~ret126;havoc __copy_to_user_#t~ret126;
[2021-11-02 22:31:18,160 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-82: __copy_to_user_#t~ret125 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret125 && __copy_to_user_#t~ret125 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret125;havoc __copy_to_user_#t~ret125;
[2021-11-02 22:31:18,160 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-85: __copy_to_user_#t~ret126 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret126 && __copy_to_user_#t~ret126 <= 9223372036854775807;__copy_to_user_~tmp___1~3 := __copy_to_user_#t~ret126;havoc __copy_to_user_#t~ret126;
[2021-11-02 22:31:18,160 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-84: __copy_to_user_#t~ret125 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret125 && __copy_to_user_#t~ret125 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret125;havoc __copy_to_user_#t~ret125;
[2021-11-02 22:31:18,160 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-87: __copy_from_user_#t~ret121 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_#t~ret121 && __copy_from_user_#t~ret121 <= 9223372036854775807;__copy_from_user_~tmp___1~2 := __copy_from_user_#t~ret121;havoc __copy_from_user_#t~ret121;
[2021-11-02 22:31:18,161 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-86: __copy_from_user_#t~ret120 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_from_user_#t~ret120 && __copy_from_user_#t~ret120 <= 9223372036854775807;__copy_from_user_~tmp___0~7 := __copy_from_user_#t~ret120;havoc __copy_from_user_#t~ret120;
[2021-11-02 22:31:18,161 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-89: __copy_to_user_#t~ret126 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret126 && __copy_to_user_#t~ret126 <= 9223372036854775807;__copy_to_user_~tmp___1~3 := __copy_to_user_#t~ret126;havoc __copy_to_user_#t~ret126;
[2021-11-02 22:31:18,161 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-88: __copy_to_user_#t~ret125 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret125 && __copy_to_user_#t~ret125 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret125;havoc __copy_to_user_#t~ret125;
[2021-11-02 22:31:18,161 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-91: __copy_to_user_#t~ret126 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret126 && __copy_to_user_#t~ret126 <= 9223372036854775807;__copy_to_user_~tmp___1~3 := __copy_to_user_#t~ret126;havoc __copy_to_user_#t~ret126;
[2021-11-02 22:31:18,161 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L2947-90: __copy_to_user_#t~ret125 := ldv__builtin_expect_#res;assume -9223372036854775808 <= __copy_to_user_#t~ret125 && __copy_to_user_#t~ret125 <= 9223372036854775807;__copy_to_user_~tmp___0~8 := __copy_to_user_#t~ret125;havoc __copy_to_user_#t~ret125;
[2021-11-02 22:31:18,162 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-1: __copy_to_user_#t~ret127 := copy_user_generic_#res;__copy_to_user_~tmp___2~2 := __copy_to_user_#t~ret127;havoc __copy_to_user_#t~ret127;__copy_to_user_#res := (if __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-02 22:31:18,162 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-3: __copy_to_user_#t~ret127 := copy_user_generic_#res;__copy_to_user_~tmp___2~2 := __copy_to_user_#t~ret127;havoc __copy_to_user_#t~ret127;__copy_to_user_#res := (if __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-02 22:31:18,162 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-5: __copy_to_user_#t~ret127 := copy_user_generic_#res;__copy_to_user_~tmp___2~2 := __copy_to_user_#t~ret127;havoc __copy_to_user_#t~ret127;__copy_to_user_#res := (if __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-02 22:31:18,163 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-7: __copy_from_user_#t~ret122 := copy_user_generic_#res;__copy_from_user_~tmp___2~1 := __copy_from_user_#t~ret122;havoc __copy_from_user_#t~ret122;__copy_from_user_#res := (if __copy_from_user_~tmp___2~1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_~tmp___2~1 % 18446744073709551616 % 4294967296 else __copy_from_user_~tmp___2~1 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-02 22:31:18,163 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-9: __copy_to_user_#t~ret127 := copy_user_generic_#res;__copy_to_user_~tmp___2~2 := __copy_to_user_#t~ret127;havoc __copy_to_user_#t~ret127;__copy_to_user_#res := (if __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-02 22:31:18,163 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3713-11: __copy_to_user_#t~ret127 := copy_user_generic_#res;__copy_to_user_~tmp___2~2 := __copy_to_user_#t~ret127;havoc __copy_to_user_#t~ret127;__copy_to_user_#res := (if __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 else __copy_to_user_~tmp___2~2 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-02 22:31:18,163 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3738: havoc __copy_from_user_#t~switch119;
[2021-11-02 22:31:18,163 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume __copy_from_user_#t~switch119;__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,164 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3744: assume !__copy_from_user_#t~switch119;__copy_from_user_#t~switch119 := __copy_from_user_#t~switch119 || 4 == __copy_from_user_~size;
[2021-11-02 22:31:18,164 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume __copy_from_user_#t~switch119;__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,164 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3749: assume !__copy_from_user_#t~switch119;__copy_from_user_#t~switch119 := __copy_from_user_#t~switch119 || 8 == __copy_from_user_~size;
[2021-11-02 22:31:18,164 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume __copy_from_user_#t~switch119;__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,164 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3754: assume !__copy_from_user_#t~switch119;__copy_from_user_#t~switch119 := __copy_from_user_#t~switch119 || 10 == __copy_from_user_~size;
[2021-11-02 22:31:18,164 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume __copy_from_user_#t~switch119;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,165 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3759: assume !__copy_from_user_#t~switch119;__copy_from_user_#t~switch119 := __copy_from_user_#t~switch119 || 16 == __copy_from_user_~size;
[2021-11-02 22:31:18,165 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume 0 != __copy_from_user_~tmp___0~7;__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,165 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3764: assume !(0 != __copy_from_user_~tmp___0~7);__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,165 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume __copy_from_user_#t~switch119;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_from_user_~ret~2 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,165 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3772: assume !__copy_from_user_#t~switch119;__copy_from_user_#t~switch119 := true;
[2021-11-02 22:31:18,166 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume 0 != __copy_from_user_~tmp___1~2;__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,166 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3777: assume !(0 != __copy_from_user_~tmp___1~2);__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,166 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume __copy_from_user_#t~switch119;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_~dst.base, __copy_from_user_~dst.offset, __copy_from_user_~src.base, __copy_from_user_~src.offset, __copy_from_user_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~1;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296;
[2021-11-02 22:31:18,166 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3785: assume !__copy_from_user_#t~switch119;
[2021-11-02 22:31:18,166 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3803-1: havoc __copy_to_user_#t~switch124;
[2021-11-02 22:31:18,167 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3803: havoc __copy_to_user_#t~switch124;
[2021-11-02 22:31:18,167 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3803-3: havoc __copy_to_user_#t~switch124;
[2021-11-02 22:31:18,167 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3803-2: havoc __copy_to_user_#t~switch124;
[2021-11-02 22:31:18,167 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3803-4: havoc __copy_to_user_#t~switch124;
[2021-11-02 22:31:18,167 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,168 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 4 == __copy_to_user_~size;
[2021-11-02 22:31:18,168 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-2: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,168 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-2: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 4 == __copy_to_user_~size;
[2021-11-02 22:31:18,168 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-1: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,168 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-1: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 4 == __copy_to_user_~size;
[2021-11-02 22:31:18,168 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-4: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,169 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-4: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 4 == __copy_to_user_~size;
[2021-11-02 22:31:18,169 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-3: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,169 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3808-3: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 4 == __copy_to_user_~size;
[2021-11-02 22:31:18,169 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,169 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 8 == __copy_to_user_~size;
[2021-11-02 22:31:18,169 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-2: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,170 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-2: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 8 == __copy_to_user_~size;
[2021-11-02 22:31:18,170 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-1: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,170 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-1: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 8 == __copy_to_user_~size;
[2021-11-02 22:31:18,170 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-4: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,170 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-4: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 8 == __copy_to_user_~size;
[2021-11-02 22:31:18,171 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-3: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,171 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3812-3: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 8 == __copy_to_user_~size;
[2021-11-02 22:31:18,171 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,171 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 10 == __copy_to_user_~size;
[2021-11-02 22:31:18,171 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-2: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,171 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-2: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 10 == __copy_to_user_~size;
[2021-11-02 22:31:18,172 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-1: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,172 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-1: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 10 == __copy_to_user_~size;
[2021-11-02 22:31:18,172 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-4: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,172 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-4: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 10 == __copy_to_user_~size;
[2021-11-02 22:31:18,172 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-3: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,172 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3816-3: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 10 == __copy_to_user_~size;
[2021-11-02 22:31:18,173 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,173 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 16 == __copy_to_user_~size;
[2021-11-02 22:31:18,173 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-2: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,173 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-2: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 16 == __copy_to_user_~size;
[2021-11-02 22:31:18,173 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-1: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,174 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-1: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 16 == __copy_to_user_~size;
[2021-11-02 22:31:18,174 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-4: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,174 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-4: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 16 == __copy_to_user_~size;
[2021-11-02 22:31:18,174 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-3: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,174 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3820-3: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 16 == __copy_to_user_~size;
[2021-11-02 22:31:18,175 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,175 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,175 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-2: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,175 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-2: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,175 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-1: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,175 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-1: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,176 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-4: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,176 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-4: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,176 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-3: assume 0 != __copy_to_user_~tmp___0~8;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,176 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3824-3: assume !(0 != __copy_to_user_~tmp___0~8);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,176 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,177 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := true;
[2021-11-02 22:31:18,177 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-2: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,177 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-2: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := true;
[2021-11-02 22:31:18,178 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-1: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,178 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-1: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := true;
[2021-11-02 22:31:18,178 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-4: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,178 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-4: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := true;
[2021-11-02 22:31:18,179 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-3: assume __copy_to_user_#t~switch124;ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := (if 0 != __copy_to_user_~ret~3 then 1 else 0), 0;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp;
[2021-11-02 22:31:18,179 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3832-3: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := true;
[2021-11-02 22:31:18,179 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume 0 != __copy_to_user_~tmp___1~3;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,179 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836: assume !(0 != __copy_to_user_~tmp___1~3);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,179 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-2: assume 0 != __copy_to_user_~tmp___1~3;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,179 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-2: assume !(0 != __copy_to_user_~tmp___1~3);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,180 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-1: assume 0 != __copy_to_user_~tmp___1~3;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,180 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-1: assume !(0 != __copy_to_user_~tmp___1~3);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,180 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-4: assume 0 != __copy_to_user_~tmp___1~3;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,180 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-4: assume !(0 != __copy_to_user_~tmp___1~3);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,180 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-3: assume 0 != __copy_to_user_~tmp___1~3;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,180 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3836-3: assume !(0 != __copy_to_user_~tmp___1~3);__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,181 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume __copy_to_user_#t~switch124;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~1;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296;
[2021-11-02 22:31:18,181 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844: assume !__copy_to_user_#t~switch124;
[2021-11-02 22:31:18,181 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-2: assume __copy_to_user_#t~switch124;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~1;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296;
[2021-11-02 22:31:18,181 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-2: assume !__copy_to_user_#t~switch124;
[2021-11-02 22:31:18,181 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-1: assume __copy_to_user_#t~switch124;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~1;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296;
[2021-11-02 22:31:18,182 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-1: assume !__copy_to_user_#t~switch124;
[2021-11-02 22:31:18,182 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-4: assume __copy_to_user_#t~switch124;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~1;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296;
[2021-11-02 22:31:18,182 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-4: assume !__copy_to_user_#t~switch124;
[2021-11-02 22:31:18,182 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-3: assume __copy_to_user_#t~switch124;copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_~dst.base, __copy_to_user_~dst.offset, __copy_to_user_~src.base, __copy_to_user_~src.offset, __copy_to_user_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~1;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~1;copy_user_generic_#res := copy_user_generic_~ret~1 % 4294967296;
[2021-11-02 22:31:18,182 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint L3844-3: assume !__copy_to_user_#t~switch124;
[2021-11-02 22:31:18,201 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41377: assume !__copy_from_user_#t~switch119;__copy_from_user_#t~switch119 := __copy_from_user_#t~switch119 || 2 == __copy_from_user_~size;
[2021-11-02 22:31:18,202 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41376: assume __copy_from_user_#t~switch119;__copy_from_user_#res := __copy_from_user_~ret~2;
[2021-11-02 22:31:18,202 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41416: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 2 == __copy_to_user_~size;
[2021-11-02 22:31:18,202 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41415: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,202 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41452: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 2 == __copy_to_user_~size;
[2021-11-02 22:31:18,203 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41451: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,203 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41252: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 2 == __copy_to_user_~size;
[2021-11-02 22:31:18,204 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41251: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,204 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41300: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,204 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41301: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 2 == __copy_to_user_~size;
[2021-11-02 22:31:18,205 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41353: assume __copy_to_user_#t~switch124;__copy_to_user_#res := __copy_to_user_~ret~3;
[2021-11-02 22:31:18,205 INFO  L758   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41354: assume !__copy_to_user_#t~switch124;__copy_to_user_#t~switch124 := __copy_to_user_#t~switch124 || 2 == __copy_to_user_~size;
[2021-11-02 22:31:18,578 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-02 22:31:18,578 INFO  L299             CfgBuilder]: Removed 66027 assume(true) statements.
[2021-11-02 22:31:18,634 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:31:18 BoogieIcfgContainer
[2021-11-02 22:31:18,634 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-02 22:31:18,636 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-11-02 22:31:18,636 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-11-02 22:31:18,642 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-11-02 22:31:18,642 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:20:36" (1/3) ...
[2021-11-02 22:31:18,643 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc56145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:31:18, skipping insertion in model container
[2021-11-02 22:31:18,643 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:20:40" (2/3) ...
[2021-11-02 22:31:18,644 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc56145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:31:18, skipping insertion in model container
[2021-11-02 22:31:18,644 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:31:18" (3/3) ...
[2021-11-02 22:31:18,646 INFO  L111   eAbstractionObserver]: Analyzing ICFG linux-torvalds-645ef9e-32_7a-sound--oss--sound.ko-entry_point.cil.out.i
[2021-11-02 22:31:18,654 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-11-02 22:31:18,654 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations.
[2021-11-02 22:31:18,851 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-11-02 22:31:18,858 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
[2021-11-02 22:31:18,858 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 31 error locations.
[2021-11-02 22:31:19,662 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 66578 states, 66030 states have (on average 1.5273966378918673) internal successors, (100854), 66115 states have internal predecessors, (100854), 505 states have call successors, (505), 11 states have call predecessors, (505), 11 states have return successors, (505), 471 states have call predecessors, (505), 505 states have call successors, (505)
[2021-11-02 22:31:19,667 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2021-11-02 22:31:19,667 INFO  L505         BasicCegarLoop]: Found error trace
[2021-11-02 22:31:19,668 INFO  L513         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-02 22:31:19,668 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] ===
[2021-11-02 22:31:19,673 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-02 22:31:19,674 INFO  L85        PathProgramCache]: Analyzing trace with hash -237195783, now seen corresponding path program 1 times
[2021-11-02 22:31:19,682 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-02 22:31:19,683 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57889987]
[2021-11-02 22:31:19,683 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-02 22:31:19,684 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-02 22:31:20,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-02 22:31:21,125 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-02 22:31:21,126 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-02 22:31:21,126 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57889987]
[2021-11-02 22:31:21,129 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57889987] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-02 22:31:21,129 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-02 22:31:21,129 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-11-02 22:31:21,131 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530008741]
[2021-11-02 22:31:21,136 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-02 22:31:21,137 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-02 22:31:21,154 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-02 22:31:21,155 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-02 22:31:21,228 INFO  L87              Difference]: Start difference. First operand  has 66578 states, 66030 states have (on average 1.5273966378918673) internal successors, (100854), 66115 states have internal predecessors, (100854), 505 states have call successors, (505), 11 states have call predecessors, (505), 11 states have return successors, (505), 471 states have call predecessors, (505), 505 states have call successors, (505) Second operand  has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-02 22:31:25,351 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-02 22:31:25,351 INFO  L93              Difference]: Finished difference Result 140899 states and 215658 transitions.
[2021-11-02 22:31:25,351 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-11-02 22:31:25,353 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23
[2021-11-02 22:31:25,353 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-02 22:31:25,958 INFO  L225             Difference]: With dead ends: 140899
[2021-11-02 22:31:25,959 INFO  L226             Difference]: Without dead ends: 74303
[2021-11-02 22:31:26,699 INFO  L786         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-02 22:31:26,845 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 74303 states.
[2021-11-02 22:31:29,217 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 74303 to 74271.
[2021-11-02 22:31:29,378 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 74271 states, 73668 states have (on average 1.5280718901015367) internal successors, (112570), 73773 states have internal predecessors, (112570), 550 states have call successors, (550), 22 states have call predecessors, (550), 22 states have return successors, (550), 504 states have call predecessors, (550), 550 states have call successors, (550)
[2021-11-02 22:31:30,029 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 74271 states to 74271 states and 113670 transitions.
[2021-11-02 22:31:30,031 INFO  L78                 Accepts]: Start accepts. Automaton has 74271 states and 113670 transitions. Word has length 23
[2021-11-02 22:31:30,033 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-02 22:31:30,033 INFO  L470      AbstractCegarLoop]: Abstraction has 74271 states and 113670 transitions.
[2021-11-02 22:31:30,033 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-02 22:31:30,034 INFO  L276                IsEmpty]: Start isEmpty. Operand 74271 states and 113670 transitions.
[2021-11-02 22:31:30,045 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2021-11-02 22:31:30,045 INFO  L505         BasicCegarLoop]: Found error trace
[2021-11-02 22:31:30,045 INFO  L513         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-02 22:31:30,046 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-11-02 22:31:30,046 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] ===
[2021-11-02 22:31:30,049 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-02 22:31:30,049 INFO  L85        PathProgramCache]: Analyzing trace with hash -1394562932, now seen corresponding path program 1 times
[2021-11-02 22:31:30,050 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-02 22:31:30,050 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533990144]
[2021-11-02 22:31:30,050 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-02 22:31:30,050 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-02 22:31:30,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-02 22:31:30,535 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-02 22:31:30,536 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-02 22:31:30,536 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533990144]
[2021-11-02 22:31:30,536 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533990144] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-02 22:31:30,537 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-11-02 22:31:30,538 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-11-02 22:31:30,541 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509058969]
[2021-11-02 22:31:30,542 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-02 22:31:30,543 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-02 22:31:30,543 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-02 22:31:30,544 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-02 22:31:30,545 INFO  L87              Difference]: Start difference. First operand 74271 states and 113670 transitions. Second operand  has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)