./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit


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


Checking for ERROR reachability
Using default analysis
Version 63182f13
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y --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 5dfd7cb83fe5e8f1a1c790b3fb965075f4c8177484030f9001ac667825217333
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 17:32:42,870 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-13 17:32:42,872 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 17:32:42,921 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 17:32:42,921 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 17:32:42,925 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 17:32:42,927 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 17:32:42,931 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 17:32:42,934 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 17:32:42,940 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 17:32:42,941 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 17:32:42,943 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 17:32:42,943 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 17:32:42,946 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 17:32:42,949 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 17:32:42,953 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 17:32:42,955 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 17:32:42,956 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 17:32:42,958 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 17:32:42,967 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 17:32:42,969 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 17:32:42,970 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 17:32:42,973 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 17:32:42,974 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 17:32:42,984 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 17:32:42,984 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 17:32:42,984 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 17:32:42,986 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 17:32:42,987 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 17:32:42,989 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 17:32:42,990 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 17:32:42,991 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 17:32:42,993 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 17:32:42,994 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 17:32:42,996 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 17:32:42,996 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 17:32:42,997 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 17:32:42,997 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 17:32:42,997 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 17:32:42,998 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 17:32:42,999 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 17:32:43,000 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf
[2021-11-13 17:32:43,037 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-13 17:32:43,038 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 17:32:43,038 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 17:32:43,038 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 17:32:43,039 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-13 17:32:43,039 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-13 17:32:43,040 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 17:32:43,040 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-13 17:32:43,040 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-13 17:32:43,040 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 17:32:43,040 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-11-13 17:32:43,041 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-13 17:32:43,041 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-13 17:32:43,041 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-13 17:32:43,041 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-13 17:32:43,041 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-13 17:32:43,041 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-13 17:32:43,042 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-13 17:32:43,042 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 17:32:43,042 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-13 17:32:43,042 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-13 17:32:43,042 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-13 17:32:43,043 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 17:32:43,043 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-13 17:32:43,043 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-13 17:32:43,043 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-11-13 17:32:43,043 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-13 17:32:43,044 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-13 17:32:43,044 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-11-13 17:32:43,046 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-13 17:32:43,046 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-11-13 17:32:43,046 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y
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 -> 5dfd7cb83fe5e8f1a1c790b3fb965075f4c8177484030f9001ac667825217333
[2021-11-13 17:32:43,340 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 17:32:43,385 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 17:32:43,388 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 17:32:43,389 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-13 17:32:43,391 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-13 17:32:43,393 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i
[2021-11-13 17:32:43,475 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/data/43d71cd7b/78953e62098e4f30ac8a109aab8704ba/FLAG3fdb1b3b6
[2021-11-13 17:32:44,598 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-13 17:32:44,599 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i
[2021-11-13 17:32:44,690 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/data/43d71cd7b/78953e62098e4f30ac8a109aab8704ba/FLAG3fdb1b3b6
[2021-11-13 17:32:44,802 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/data/43d71cd7b/78953e62098e4f30ac8a109aab8704ba
[2021-11-13 17:32:44,804 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 17:32:44,806 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 17:32:44,811 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 17:32:44,811 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 17:32:44,815 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 17:32:44,817 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:32:44" (1/1) ...
[2021-11-13 17:32:44,818 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e22e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:44, skipping insertion in model container
[2021-11-13 17:32:44,818 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:32:44" (1/1) ...
[2021-11-13 17:32:44,826 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-13 17:32:45,099 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-13 17:32:51,189 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622320,622333]
[2021-11-13 17:32:51,192 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622489,622502]
[2021-11-13 17:32:51,193 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622656,622669]
[2021-11-13 17:32:51,194 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622824,622837]
[2021-11-13 17:32:51,220 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-11-13 17:32:51,379 INFO  L203         MainTranslator]: Completed pre-run
[2021-11-13 17:32:52,272 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622320,622333]
[2021-11-13 17:32:52,273 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622489,622502]
[2021-11-13 17:32:52,274 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622656,622669]
[2021-11-13 17:32:52,274 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_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[622824,622837]
[2021-11-13 17:32:52,282 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-11-13 17:32:52,633 INFO  L208         MainTranslator]: Completed translation
[2021-11-13 17:32:52,634 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52 WrapperNode
[2021-11-13 17:32:52,634 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-13 17:32:52,636 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-13 17:32:52,636 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-13 17:32:52,636 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-13 17:32:52,644 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:52,938 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:53,530 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-13 17:32:53,531 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-13 17:32:53,545 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-13 17:32:53,545 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-11-13 17:32:53,555 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:53,556 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:53,638 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:53,639 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:53,991 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:54,040 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:54,143 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:54,254 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-13 17:32:54,255 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-13 17:32:54,255 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-11-13 17:32:54,256 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-11-13 17:32:54,259 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (1/1) ...
[2021-11-13 17:32:54,267 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-13 17:32:54,278 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 17:32:54,291 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-11-13 17:32:54,310 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef6e1948-d4dd-4766-87c2-c36ff67a5d9f/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-11-13 17:32:54,346 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_set
[2021-11-13 17:32:54,347 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_set
[2021-11-13 17:32:54,347 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_submit_urb
[2021-11-13 17:32:54,347 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_submit_urb
[2021-11-13 17:32:54,347 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.meminit
[2021-11-13 17:32:54,347 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit
[2021-11-13 17:32:54,347 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_malloc
[2021-11-13 17:32:54,348 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_malloc
[2021-11-13 17:32:54,348 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_v4l2_read
[2021-11-13 17:32:54,348 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read
[2021-11-13 17:32:54,348 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_v4l2_release
[2021-11-13 17:32:54,348 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release
[2021-11-13 17:32:54,348 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_find_control
[2021-11-13 17:32:54,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_find_control
[2021-11-13 17:32:54,349 INFO  L130     BoogieDeclarations]: Found specification of procedure __le16_to_cpup
[2021-11-13 17:32:54,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure __le16_to_cpup
[2021-11-13 17:32:54,349 INFO  L130     BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping
[2021-11-13 17:32:54,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping
[2021-11-13 17:32:54,349 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock
[2021-11-13 17:32:54,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock
[2021-11-13 17:32:54,350 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_buffer_finish
[2021-11-13 17:32:54,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish
[2021-11-13 17:32:54,350 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in
[2021-11-13 17:32:54,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in
[2021-11-13 17:32:54,350 INFO  L130     BoogieDeclarations]: Found specification of procedure __put_user_bad
[2021-11-13 17:32:54,351 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_wait_prepare
[2021-11-13 17:32:54,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare
[2021-11-13 17:32:54,351 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers
[2021-11-13 17:32:54,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers
[2021-11-13 17:32:54,351 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset
[2021-11-13 17:32:54,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset
[2021-11-13 17:32:54,351 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_match_one_id
[2021-11-13 17:32:54,352 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_match_one_id
[2021-11-13 17:32:54,352 INFO  L130     BoogieDeclarations]: Found specification of procedure spinlock_check
[2021-11-13 17:32:54,352 INFO  L138     BoogieDeclarations]: Found implementation of procedure spinlock_check
[2021-11-13 17:32:54,352 INFO  L130     BoogieDeclarations]: Found specification of procedure memcmp
[2021-11-13 17:32:54,352 INFO  L130     BoogieDeclarations]: Found specification of procedure ktime_get_ts
[2021-11-13 17:32:54,352 INFO  L138     BoogieDeclarations]: Found implementation of procedure ktime_get_ts
[2021-11-13 17:32:54,353 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_entity_by_id
[2021-11-13 17:32:54,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id
[2021-11-13 17:32:54,353 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_xmalloc
[2021-11-13 17:32:54,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_xmalloc
[2021-11-13 17:32:54,353 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_dec_and_test
[2021-11-13 17:32:54,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test
[2021-11-13 17:32:54,354 INFO  L130     BoogieDeclarations]: Found specification of procedure strlcpy
[2021-11-13 17:32:54,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure strlcpy
[2021-11-13 17:32:54,354 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49
[2021-11-13 17:32:54,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49
[2021-11-13 17:32:54,354 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_is_err
[2021-11-13 17:32:54,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_is_err
[2021-11-13 17:32:54,355 INFO  L130     BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore
[2021-11-13 17:32:54,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore
[2021-11-13 17:32:54,355 INFO  L130     BoogieDeclarations]: Found specification of procedure video_devdata
[2021-11-13 17:32:54,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure video_devdata
[2021-11-13 17:32:54,355 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-13 17:32:54,355 INFO  L130     BoogieDeclarations]: Found specification of procedure __chk_range_not_ok
[2021-11-13 17:32:54,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok
[2021-11-13 17:32:54,356 INFO  L130     BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl
[2021-11-13 17:32:54,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl
[2021-11-13 17:32:54,356 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_data
[2021-11-13 17:32:54,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data
[2021-11-13 17:32:54,356 INFO  L130     BoogieDeclarations]: Found specification of procedure list_del
[2021-11-13 17:32:54,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_del
[2021-11-13 17:32:54,357 INFO  L130     BoogieDeclarations]: Found specification of procedure debugfs_create_dir
[2021-11-13 17:32:54,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure debugfs_create_dir
[2021-11-13 17:32:54,357 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl
[2021-11-13 17:32:54,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl
[2021-11-13 17:32:54,357 INFO  L130     BoogieDeclarations]: Found specification of procedure kmalloc
[2021-11-13 17:32:54,358 INFO  L138     BoogieDeclarations]: Found implementation of procedure kmalloc
[2021-11-13 17:32:54,358 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache
[2021-11-13 17:32:54,358 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache
[2021-11-13 17:32:54,358 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~int
[2021-11-13 17:32:54,358 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info
[2021-11-13 17:32:54,358 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info
[2021-11-13 17:32:54,358 INFO  L130     BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init
[2021-11-13 17:32:54,359 INFO  L138     BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init
[2021-11-13 17:32:54,359 INFO  L130     BoogieDeclarations]: Found specification of procedure vb2_buffer_done
[2021-11-13 17:32:54,359 INFO  L138     BoogieDeclarations]: Found implementation of procedure vb2_buffer_done
[2021-11-13 17:32:54,359 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2021-11-13 17:32:54,359 INFO  L130     BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl
[2021-11-13 17:32:54,359 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl
[2021-11-13 17:32:54,360 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_assume
[2021-11-13 17:32:54,360 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_assume
[2021-11-13 17:32:54,360 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_wait_finish
[2021-11-13 17:32:54,360 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_wait_finish
[2021-11-13 17:32:54,360 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_reset_resume
[2021-11-13 17:32:54,360 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_reset_resume
[2021-11-13 17:32:54,361 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface
[2021-11-13 17:32:54,361 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface
[2021-11-13 17:32:54,361 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2021-11-13 17:32:54,361 INFO  L130     BoogieDeclarations]: Found specification of procedure __copy_to_user
[2021-11-13 17:32:54,361 INFO  L138     BoogieDeclarations]: Found implementation of procedure __copy_to_user
[2021-11-13 17:32:54,361 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy
[2021-11-13 17:32:54,362 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy
[2021-11-13 17:32:54,362 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata
[2021-11-13 17:32:54,362 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata
[2021-11-13 17:32:54,362 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_kill_urb
[2021-11-13 17:32:54,362 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_kill_urb
[2021-11-13 17:32:54,362 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_filter_err_code
[2021-11-13 17:32:54,362 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code
[2021-11-13 17:32:54,363 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward
[2021-11-13 17:32:54,363 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward
[2021-11-13 17:32:54,363 INFO  L130     BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive
[2021-11-13 17:32:54,363 INFO  L138     BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive
[2021-11-13 17:32:54,363 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_commit_video
[2021-11-13 17:32:54,363 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_commit_video
[2021-11-13 17:32:54,364 INFO  L130     BoogieDeclarations]: Found specification of procedure __get_user_bad
[2021-11-13 17:32:54,364 INFO  L130     BoogieDeclarations]: Found specification of procedure list_add_tail
[2021-11-13 17:32:54,364 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_add_tail
[2021-11-13 17:32:54,364 INFO  L130     BoogieDeclarations]: Found specification of procedure div_u64_rem
[2021-11-13 17:32:54,364 INFO  L138     BoogieDeclarations]: Found implementation of procedure div_u64_rem
[2021-11-13 17:32:54,364 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit
[2021-11-13 17:32:54,365 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit
[2021-11-13 17:32:54,365 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2021-11-13 17:32:54,365 INFO  L130     BoogieDeclarations]: Found specification of procedure compat_ptr
[2021-11-13 17:32:54,365 INFO  L138     BoogieDeclarations]: Found implementation of procedure compat_ptr
[2021-11-13 17:32:54,365 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_switch_0
[2021-11-13 17:32:54,365 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_switch_0
[2021-11-13 17:32:54,366 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_switch_2
[2021-11-13 17:32:54,366 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_switch_2
[2021-11-13 17:32:54,366 INFO  L130     BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get
[2021-11-13 17:32:54,366 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get
[2021-11-13 17:32:54,366 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_find_endpoint
[2021-11-13 17:32:54,366 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint
[2021-11-13 17:32:54,367 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_undef_int
[2021-11-13 17:32:54,367 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_undef_int
[2021-11-13 17:32:54,367 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2021-11-13 17:32:54,367 INFO  L130     BoogieDeclarations]: Found specification of procedure __bad_percpu_size
[2021-11-13 17:32:54,367 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi
[2021-11-13 17:32:54,367 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi
[2021-11-13 17:32:54,367 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int
[2021-11-13 17:32:54,368 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int
[2021-11-13 17:32:54,368 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl
[2021-11-13 17:32:54,368 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl
[2021-11-13 17:32:54,368 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_free_urb
[2021-11-13 17:32:54,368 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_free_urb
[2021-11-13 17:32:54,368 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_delete
[2021-11-13 17:32:54,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_delete
[2021-11-13 17:32:54,369 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity
[2021-11-13 17:32:54,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity
[2021-11-13 17:32:54,369 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers
[2021-11-13 17:32:54,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers
[2021-11-13 17:32:54,369 INFO  L130     BoogieDeclarations]: Found specification of procedure __ldv_spin_lock
[2021-11-13 17:32:54,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock
[2021-11-13 17:32:54,370 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event
[2021-11-13 17:32:54,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event
[2021-11-13 17:32:54,370 INFO  L130     BoogieDeclarations]: Found specification of procedure __copy_from_user
[2021-11-13 17:32:54,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure __copy_from_user
[2021-11-13 17:32:54,370 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_v4l2_open
[2021-11-13 17:32:54,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open
[2021-11-13 17:32:54,371 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-13 17:32:54,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-13 17:32:54,371 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_get_intfdata
[2021-11-13 17:32:54,371 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_get_intfdata
[2021-11-13 17:32:54,371 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$
[2021-11-13 17:32:54,371 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$
[2021-11-13 17:32:54,371 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_stop
[2021-11-13 17:32:54,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_stop
[2021-11-13 17:32:54,372 INFO  L130     BoogieDeclarations]: Found specification of procedure put_unaligned_le32
[2021-11-13 17:32:54,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure put_unaligned_le32
[2021-11-13 17:32:54,372 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event
[2021-11-13 17:32:54,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event
[2021-11-13 17:32:54,372 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_set_interface
[2021-11-13 17:32:54,372 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_set_interface
[2021-11-13 17:32:54,373 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock
[2021-11-13 17:32:54,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock
[2021-11-13 17:32:54,373 INFO  L130     BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload
[2021-11-13 17:32:54,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload
[2021-11-13 17:32:54,373 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_make_path
[2021-11-13 17:32:54,373 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_make_path
[2021-11-13 17:32:54,374 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp
[2021-11-13 17:32:54,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp
[2021-11-13 17:32:54,374 INFO  L130     BoogieDeclarations]: Found specification of procedure video_device_release
[2021-11-13 17:32:54,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure video_device_release
[2021-11-13 17:32:54,374 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested
[2021-11-13 17:32:54,374 INFO  L138     BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested
[2021-11-13 17:32:54,374 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup
[2021-11-13 17:32:54,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup
[2021-11-13 17:32:54,375 INFO  L130     BoogieDeclarations]: Found specification of procedure strlcat
[2021-11-13 17:32:54,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure strlcat
[2021-11-13 17:32:54,375 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_unlock
[2021-11-13 17:32:54,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure mutex_unlock
[2021-11-13 17:32:54,375 INFO  L130     BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh
[2021-11-13 17:32:54,375 INFO  L138     BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh
[2021-11-13 17:32:54,376 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_init_video
[2021-11-13 17:32:54,376 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_init_video
[2021-11-13 17:32:54,376 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_status_start
[2021-11-13 17:32:54,376 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_status_start
[2021-11-13 17:32:54,377 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset
[2021-11-13 17:32:54,377 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset
[2021-11-13 17:32:54,377 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_put_intf
[2021-11-13 17:32:54,377 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_put_intf
[2021-11-13 17:32:54,377 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4
[2021-11-13 17:32:54,377 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4
[2021-11-13 17:32:54,377 INFO  L130     BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL
[2021-11-13 17:32:54,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL
[2021-11-13 17:32:54,378 INFO  L130     BoogieDeclarations]: Found specification of procedure __uvc_find_control
[2021-11-13 17:32:54,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uvc_find_control
[2021-11-13 17:32:54,378 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup
[2021-11-13 17:32:54,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup
[2021-11-13 17:32:54,378 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata
[2021-11-13 17:32:54,378 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata
[2021-11-13 17:32:54,379 INFO  L130     BoogieDeclarations]: Found specification of procedure get_unaligned_le16
[2021-11-13 17:32:54,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_unaligned_le16
[2021-11-13 17:32:54,379 INFO  L130     BoogieDeclarations]: Found specification of procedure div_u64
[2021-11-13 17:32:54,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure div_u64
[2021-11-13 17:32:54,379 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare
[2021-11-13 17:32:54,379 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare
[2021-11-13 17:32:54,380 INFO  L130     BoogieDeclarations]: Found specification of procedure __kmalloc
[2021-11-13 17:32:54,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure __kmalloc
[2021-11-13 17:32:54,380 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom
[2021-11-13 17:32:54,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom
[2021-11-13 17:32:54,380 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_test_bit
[2021-11-13 17:32:54,380 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_test_bit
[2021-11-13 17:32:54,380 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-13 17:32:54,381 INFO  L130     BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD
[2021-11-13 17:32:54,381 INFO  L138     BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD
[2021-11-13 17:32:54,381 INFO  L130     BoogieDeclarations]: Found specification of procedure copy_in_user
[2021-11-13 17:32:54,381 INFO  L138     BoogieDeclarations]: Found implementation of procedure copy_in_user
[2021-11-13 17:32:54,381 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2021-11-13 17:32:54,381 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uvc_cleanup_10_2
[2021-11-13 17:32:54,381 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uvc_cleanup_10_2
[2021-11-13 17:32:54,382 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_status_stop
[2021-11-13 17:32:54,382 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_status_stop
[2021-11-13 17:32:54,382 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_alloc_entity
[2021-11-13 17:32:54,382 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity
[2021-11-13 17:32:54,382 INFO  L130     BoogieDeclarations]: Found specification of procedure get_unaligned_le32
[2021-11-13 17:32:54,382 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_unaligned_le32
[2021-11-13 17:32:54,383 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_query_ctrl
[2021-11-13 17:32:54,383 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl
[2021-11-13 17:32:54,383 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2021-11-13 17:32:54,383 INFO  L130     BoogieDeclarations]: Found specification of procedure might_fault
[2021-11-13 17:32:54,383 INFO  L138     BoogieDeclarations]: Found implementation of procedure might_fault
[2021-11-13 17:32:54,383 INFO  L130     BoogieDeclarations]: Found specification of procedure __mutex_init
[2021-11-13 17:32:54,383 INFO  L138     BoogieDeclarations]: Found implementation of procedure __mutex_init
[2021-11-13 17:32:54,384 INFO  L130     BoogieDeclarations]: Found specification of procedure kzalloc
[2021-11-13 17:32:54,384 INFO  L138     BoogieDeclarations]: Found implementation of procedure kzalloc
[2021-11-13 17:32:54,384 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges
[2021-11-13 17:32:54,384 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges
[2021-11-13 17:32:54,384 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_lock_nested
[2021-11-13 17:32:54,384 INFO  L138     BoogieDeclarations]: Found implementation of procedure mutex_lock_nested
[2021-11-13 17:32:54,384 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irqlock_of_uvc_video_queue
[2021-11-13 17:32:54,385 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irqlock_of_uvc_video_queue
[2021-11-13 17:32:54,385 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_set_intfdata
[2021-11-13 17:32:54,385 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_set_intfdata
[2021-11-13 17:32:54,385 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0
[2021-11-13 17:32:54,385 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0
[2021-11-13 17:32:54,385 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int
[2021-11-13 17:32:54,386 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int
[2021-11-13 17:32:54,386 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof
[2021-11-13 17:32:54,386 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof
[2021-11-13 17:32:54,386 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_alloc_urb
[2021-11-13 17:32:54,386 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_alloc_urb
[2021-11-13 17:32:54,386 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_zalloc
[2021-11-13 17:32:54,386 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_zalloc
[2021-11-13 17:32:54,387 INFO  L130     BoogieDeclarations]: Found specification of procedure list_empty
[2021-11-13 17:32:54,387 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_empty
[2021-11-13 17:32:54,387 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uvc_clock
[2021-11-13 17:32:54,387 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uvc_clock
[2021-11-13 17:32:54,387 INFO  L130     BoogieDeclarations]: Found specification of procedure compat_alloc_user_space
[2021-11-13 17:32:54,387 INFO  L138     BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space
[2021-11-13 17:32:54,387 INFO  L130     BoogieDeclarations]: Found specification of procedure vb2_plane_size
[2021-11-13 17:32:54,388 INFO  L138     BoogieDeclarations]: Found implementation of procedure vb2_plane_size
[2021-11-13 17:32:54,388 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_driver_release_interface
[2021-11-13 17:32:54,388 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface
[2021-11-13 17:32:54,388 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_print_terms
[2021-11-13 17:32:54,388 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_print_terms
[2021-11-13 17:32:54,388 INFO  L130     BoogieDeclarations]: Found specification of procedure __create_pipe
[2021-11-13 17:32:54,389 INFO  L138     BoogieDeclarations]: Found implementation of procedure __create_pipe
[2021-11-13 17:32:54,389 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_has_privileges
[2021-11-13 17:32:54,389 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_has_privileges
[2021-11-13 17:32:54,389 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_video_enable
[2021-11-13 17:32:54,389 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_video_enable
[2021-11-13 17:32:54,389 INFO  L130     BoogieDeclarations]: Found specification of procedure kfree
[2021-11-13 17:32:54,389 INFO  L138     BoogieDeclarations]: Found implementation of procedure kfree
[2021-11-13 17:32:54,390 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-11-13 17:32:54,390 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv__builtin_expect
[2021-11-13 17:32:54,390 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect
[2021-11-13 17:32:54,390 INFO  L130     BoogieDeclarations]: Found specification of procedure copy_user_generic
[2021-11-13 17:32:54,390 INFO  L138     BoogieDeclarations]: Found implementation of procedure copy_user_generic
[2021-11-13 17:32:54,390 INFO  L130     BoogieDeclarations]: Found specification of procedure media_entity_init
[2021-11-13 17:32:54,390 INFO  L138     BoogieDeclarations]: Found implementation of procedure media_entity_init
[2021-11-13 17:32:54,391 INFO  L130     BoogieDeclarations]: Found specification of procedure test_and_set_bit
[2021-11-13 17:32:54,391 INFO  L138     BoogieDeclarations]: Found implementation of procedure test_and_set_bit
[2021-11-13 17:32:54,391 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid
[2021-11-13 17:32:54,391 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid
[2021-11-13 17:32:54,391 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_inc
[2021-11-13 17:32:54,391 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_inc
[2021-11-13 17:32:54,391 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_uninit_video
[2021-11-13 17:32:54,392 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_uninit_video
[2021-11-13 17:32:54,392 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream
[2021-11-13 17:32:54,392 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream
[2021-11-13 17:32:54,392 INFO  L130     BoogieDeclarations]: Found specification of procedure __le32_to_cpup
[2021-11-13 17:32:54,392 INFO  L138     BoogieDeclarations]: Found implementation of procedure __le32_to_cpup
[2021-11-13 17:32:54,392 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_queue_enable
[2021-11-13 17:32:54,392 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_queue_enable
[2021-11-13 17:32:54,393 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl
[2021-11-13 17:32:54,393 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl
[2021-11-13 17:32:54,393 INFO  L130     BoogieDeclarations]: Found specification of procedure __set_bit
[2021-11-13 17:32:54,393 INFO  L138     BoogieDeclarations]: Found implementation of procedure __set_bit
[2021-11-13 17:32:54,393 INFO  L130     BoogieDeclarations]: Found specification of procedure current_thread_info
[2021-11-13 17:32:54,393 INFO  L138     BoogieDeclarations]: Found implementation of procedure current_thread_info
[2021-11-13 17:32:54,393 INFO  L130     BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv
[2021-11-13 17:32:54,394 INFO  L138     BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv
[2021-11-13 17:32:54,394 INFO  L130     BoogieDeclarations]: Found specification of procedure strcasecmp
[2021-11-13 17:32:54,394 INFO  L138     BoogieDeclarations]: Found implementation of procedure strcasecmp
[2021-11-13 17:32:54,394 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_dec
[2021-11-13 17:32:54,394 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_dec
[2021-11-13 17:32:54,394 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_49___0
[2021-11-13 17:32:54,394 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_49___0
[2021-11-13 17:32:54,395 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_buffer_queue
[2021-11-13 17:32:54,395 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue
[2021-11-13 17:32:54,395 INFO  L130     BoogieDeclarations]: Found specification of procedure __uvc_resume
[2021-11-13 17:32:54,395 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uvc_resume
[2021-11-13 17:32:54,395 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_free
[2021-11-13 17:32:54,395 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_free
[2021-11-13 17:32:54,395 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_unregister_video
[2021-11-13 17:32:54,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_unregister_video
[2021-11-13 17:32:54,396 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_get_intf
[2021-11-13 17:32:54,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_get_intf
[2021-11-13 17:32:54,396 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_resume
[2021-11-13 17:32:54,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_resume
[2021-11-13 17:32:54,396 INFO  L130     BoogieDeclarations]: Found specification of procedure kmemdup
[2021-11-13 17:32:54,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure kmemdup
[2021-11-13 17:32:54,397 INFO  L130     BoogieDeclarations]: Found specification of procedure media_entity_cleanup
[2021-11-13 17:32:54,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure media_entity_cleanup
[2021-11-13 17:32:54,397 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_queue_streaming
[2021-11-13 17:32:54,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming
[2021-11-13 17:32:54,397 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_disconnect
[2021-11-13 17:32:54,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_disconnect
[2021-11-13 17:32:54,397 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-11-13 17:32:54,398 INFO  L130     BoogieDeclarations]: Found specification of procedure usb_string
[2021-11-13 17:32:54,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure usb_string
[2021-11-13 17:32:54,398 INFO  L130     BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom
[2021-11-13 17:32:54,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom
[2021-11-13 17:32:54,398 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_check_final_state
[2021-11-13 17:32:54,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_check_final_state
[2021-11-13 17:32:55,991 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;
[2021-11-13 17:32:56,335 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11812: SUMMARY for call __copy_to_user_nocheck_#t~ret1208#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null
[2021-11-13 17:32:56,335 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume 0 != __copy_to_user_nocheck_~tmp___1~14#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume !(0 != __copy_to_user_nocheck_~tmp___1~14#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:56,336 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11833: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1206#1 && __copy_to_user_nocheck_#t~ret1206#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~24#1 := __copy_to_user_nocheck_#t~ret1206#1;havoc __copy_to_user_nocheck_#t~ret1206#1;
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11805: SUMMARY for call __copy_to_user_nocheck_#t~ret1206#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11809: SUMMARY for call __copy_to_user_nocheck_#t~ret1207#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null
[2021-11-13 17:32:56,337 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11797: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11859: __copy_to_user_nocheck_~tmp___2~11#1 := __copy_to_user_nocheck_#t~ret1208#1;havoc __copy_to_user_nocheck_#t~ret1208#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11801: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11789: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11793: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11847: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1207#1 && __copy_to_user_nocheck_#t~ret1207#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~14#1 := __copy_to_user_nocheck_#t~ret1207#1;havoc __copy_to_user_nocheck_#t~ret1207#1;
[2021-11-13 17:32:56,338 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume 0 != __copy_to_user_nocheck_~tmp___0~24#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:56,339 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume !(0 != __copy_to_user_nocheck_~tmp___0~24#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1;
[2021-11-13 17:32:59,384 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11700: SUMMARY for call __copy_from_user_nocheck_#t~ret1202#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null
[2021-11-13 17:32:59,385 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11692: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,385 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11696: SUMMARY for call __copy_from_user_nocheck_#t~ret1201#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null
[2021-11-13 17:32:59,385 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11729: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1201#1 && __copy_from_user_nocheck_#t~ret1201#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~23#1 := __copy_from_user_nocheck_#t~ret1201#1;havoc __copy_from_user_nocheck_#t~ret1201#1;
[2021-11-13 17:32:59,385 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11684: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,385 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume 0 != __copy_from_user_nocheck_~tmp___1~13#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,385 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume !(0 != __copy_from_user_nocheck_~tmp___1~13#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11688: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11680: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume 0 != __copy_from_user_nocheck_~tmp___0~23#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume !(0 != __copy_from_user_nocheck_~tmp___0~23#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1;
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11756: __copy_from_user_nocheck_~tmp___2~10#1 := __copy_from_user_nocheck_#t~ret1203#1;havoc __copy_from_user_nocheck_#t~ret1203#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296);
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:59,386 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1202#1 && __copy_from_user_nocheck_#t~ret1202#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~13#1 := __copy_from_user_nocheck_#t~ret1202#1;havoc __copy_from_user_nocheck_#t~ret1202#1;
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11703: SUMMARY for call __copy_from_user_nocheck_#t~ret1203#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:59,387 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:59,388 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:59,388 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:59,388 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:32:59,388 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296;
[2021-11-13 17:32:59,388 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296);
[2021-11-13 17:38:51,335 INFO  L766   $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true;
[2021-11-13 17:38:51,483 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-13 17:38:51,483 INFO  L299             CfgBuilder]: Removed 6 assume(true) statements.
[2021-11-13 17:38:51,493 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:38:51 BoogieIcfgContainer
[2021-11-13 17:38:51,493 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-13 17:38:51,495 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-11-13 17:38:51,496 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-11-13 17:38:51,500 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-11-13 17:38:51,500 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 05:32:44" (1/3) ...
[2021-11-13 17:38:51,501 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3940427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:38:51, skipping insertion in model container
[2021-11-13 17:38:51,502 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:32:52" (2/3) ...
[2021-11-13 17:38:51,502 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3940427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:38:51, skipping insertion in model container
[2021-11-13 17:38:51,502 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:38:51" (3/3) ...
[2021-11-13 17:38:51,504 INFO  L111   eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i
[2021-11-13 17:38:51,511 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-11-13 17:38:51,511 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations.
[2021-11-13 17:38:51,586 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-11-13 17:38:51,594 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
[2021-11-13 17:38:51,595 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2021-11-13 17:38:51,699 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 3258 states, 2427 states have (on average 1.3658838071693449) internal successors, (3315), 2447 states have internal predecessors, (3315), 670 states have call successors, (670), 159 states have call predecessors, (670), 158 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661)
[2021-11-13 17:38:51,739 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 375
[2021-11-13 17:38:51,740 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:38:51,741 INFO  L514         BasicCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:38:51,742 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:38:51,748 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:38:51,749 INFO  L85        PathProgramCache]: Analyzing trace with hash -22320483, now seen corresponding path program 1 times
[2021-11-13 17:38:51,760 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:38:51,760 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094204879]
[2021-11-13 17:38:51,761 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:38:51,762 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:38:53,039 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:53,832 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:38:53,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:53,875 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:53,880 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:53,895 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:38:53,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:53,939 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:53,940 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:53,954 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:38:53,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:53,993 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:53,995 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,010 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:38:54,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,048 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,049 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,063 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:38:54,072 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,088 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,102 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:38:54,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,133 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,134 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,151 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:38:54,161 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,176 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,192 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:38:54,205 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,223 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,225 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,239 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:38:54,249 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,265 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,266 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,284 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:38:54,294 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,309 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,310 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,323 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:38:54,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,347 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,368 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:38:54,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,395 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,396 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,408 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:38:54,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,432 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,434 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,446 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:38:54,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,469 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,471 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,483 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:38:54,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,507 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,509 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,521 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:38:54,531 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,545 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,558 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:38:54,568 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,582 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,583 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,595 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:38:54,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,619 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,621 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,642 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:38:54,654 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,680 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,681 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,696 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:38:54,706 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,720 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,722 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,736 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:38:54,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,762 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,776 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:38:54,787 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,834 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,836 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,847 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:38:54,858 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,874 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,875 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,915 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:38:54,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,940 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:54,941 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:54,957 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:38:54,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,009 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,011 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,038 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:38:55,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,065 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,066 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,085 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:38:55,098 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,117 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,136 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:38:55,151 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,166 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,168 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,181 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:38:55,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,207 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,212 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,225 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:38:55,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,251 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,252 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,268 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:38:55,280 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,308 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:38:55,310 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,322 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:38:55,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,359 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364
[2021-11-13 17:38:55,361 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:38:55,379 INFO  L134       CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked.
[2021-11-13 17:38:55,379 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:38:55,385 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094204879]
[2021-11-13 17:38:55,386 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094204879] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:38:55,387 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:38:55,387 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-13 17:38:55,389 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738766506]
[2021-11-13 17:38:55,390 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:38:55,398 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-13 17:38:55,399 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:38:55,445 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-13 17:38:55,446 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-13 17:38:55,459 INFO  L87              Difference]: Start difference. First operand  has 3258 states, 2427 states have (on average 1.3658838071693449) internal successors, (3315), 2447 states have internal predecessors, (3315), 670 states have call successors, (670), 159 states have call predecessors, (670), 158 states have return successors, (661), 655 states have call predecessors, (661), 661 states have call successors, (661) Second operand  has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2021-11-13 17:38:57,803 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:00,052 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:10,859 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:14,411 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:39:14,411 INFO  L93              Difference]: Finished difference Result 10102 states and 14649 transitions.
[2021-11-13 17:39:14,418 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-13 17:39:14,420 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 374
[2021-11-13 17:39:14,422 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:39:14,530 INFO  L225             Difference]: With dead ends: 10102
[2021-11-13 17:39:14,530 INFO  L226             Difference]: Without dead ends: 6894
[2021-11-13 17:39:14,559 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:39:14,563 INFO  L933         BasicCegarLoop]: 5008 mSDtfsCounter, 6256 mSDsluCounter, 6253 mSDsCounter, 0 mSdLazyCounter, 2387 mSolverCounterSat, 1958 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16001.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6783 SdHoareTripleChecker+Valid, 11261 SdHoareTripleChecker+Invalid, 4348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 150.20ms SdHoareTripleChecker+Time, 1958 IncrementalHoareTripleChecker+Valid, 2387 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18003.87ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:39:14,565 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [6783 Valid, 11261 Invalid, 4348 Unknown, 0 Unchecked, 150.20ms Time], IncrementalHoareTripleChecker [1958 Valid, 2387 Invalid, 3 Unknown, 0 Unchecked, 18003.87ms Time]
[2021-11-13 17:39:14,605 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 6894 states.
[2021-11-13 17:39:15,108 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 6274.
[2021-11-13 17:39:15,129 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 6274 states, 4708 states have (on average 1.3600254885301615) internal successors, (6403), 4751 states have internal predecessors, (6403), 1255 states have call successors, (1255), 309 states have call predecessors, (1255), 308 states have return successors, (1251), 1235 states have call predecessors, (1251), 1251 states have call successors, (1251)
[2021-11-13 17:39:15,188 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 8909 transitions.
[2021-11-13 17:39:15,192 INFO  L78                 Accepts]: Start accepts. Automaton has 6274 states and 8909 transitions. Word has length 374
[2021-11-13 17:39:15,199 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:39:15,199 INFO  L470      AbstractCegarLoop]: Abstraction has 6274 states and 8909 transitions.
[2021-11-13 17:39:15,200 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2021-11-13 17:39:15,200 INFO  L276                IsEmpty]: Start isEmpty. Operand 6274 states and 8909 transitions.
[2021-11-13 17:39:15,215 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 380
[2021-11-13 17:39:15,216 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:39:15,217 INFO  L514         BasicCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:39:15,217 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-11-13 17:39:15,217 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:39:15,218 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:39:15,218 INFO  L85        PathProgramCache]: Analyzing trace with hash -663801327, now seen corresponding path program 1 times
[2021-11-13 17:39:15,219 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:39:15,219 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789546802]
[2021-11-13 17:39:15,219 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:39:15,220 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:39:15,678 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,202 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:39:16,210 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,224 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,225 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,236 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:39:16,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,267 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,268 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,281 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:39:16,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,302 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,302 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,314 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:39:16,322 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,334 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,335 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,346 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:39:16,356 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,368 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,381 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:39:16,390 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,403 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,404 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,416 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:39:16,424 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,438 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,439 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,453 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:39:16,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,475 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,477 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,488 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:39:16,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,510 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,511 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,523 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:39:16,537 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,550 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,554 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,566 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:39:16,575 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,587 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,600 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:39:16,609 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,622 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,636 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:39:16,645 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,658 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,673 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:39:16,683 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,695 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,708 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:39:16,720 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,733 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,734 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,747 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:39:16,758 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,771 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,772 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,784 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:39:16,794 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,806 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,807 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,819 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:39:16,830 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,844 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,857 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:39:16,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,880 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,892 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:39:16,902 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,915 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,931 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:39:16,942 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,954 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,955 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,966 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:39:16,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:16,989 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:16,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,001 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:39:17,014 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,026 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,039 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:39:17,051 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,064 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,065 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,076 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:39:17,087 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,100 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,101 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,112 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:39:17,123 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,136 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,137 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,147 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:39:17,159 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,171 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,184 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:39:17,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,208 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,209 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,221 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:39:17,232 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,245 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,246 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,263 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:39:17,274 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,287 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,292 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,311 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:39:17,323 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,337 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:17,339 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,361 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:39:17,375 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,387 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369
[2021-11-13 17:39:17,400 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:17,415 INFO  L134       CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked.
[2021-11-13 17:39:17,415 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:39:17,415 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789546802]
[2021-11-13 17:39:17,416 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789546802] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:39:17,416 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:39:17,417 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-13 17:39:17,417 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975411295]
[2021-11-13 17:39:17,417 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:39:17,421 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-13 17:39:17,421 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:39:17,422 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-13 17:39:17,422 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-13 17:39:17,422 INFO  L87              Difference]: Start difference. First operand 6274 states and 8909 transitions. Second operand  has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2021-11-13 17:39:19,781 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:21,858 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:33,901 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:37,418 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:39,930 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:39:39,930 INFO  L93              Difference]: Finished difference Result 16379 states and 23423 transitions.
[2021-11-13 17:39:39,931 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-13 17:39:39,931 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 379
[2021-11-13 17:39:39,932 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:39:40,025 INFO  L225             Difference]: With dead ends: 16379
[2021-11-13 17:39:40,025 INFO  L226             Difference]: Without dead ends: 10172
[2021-11-13 17:39:40,059 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:39:40,061 INFO  L933         BasicCegarLoop]: 4966 mSDtfsCounter, 6107 mSDsluCounter, 6236 mSDsCounter, 0 mSdLazyCounter, 2378 mSolverCounterSat, 1860 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20060.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6609 SdHoareTripleChecker+Valid, 11202 SdHoareTripleChecker+Invalid, 4242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 92.63ms SdHoareTripleChecker+Time, 1860 IncrementalHoareTripleChecker+Valid, 2378 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21781.85ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:39:40,061 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [6609 Valid, 11202 Invalid, 4242 Unknown, 0 Unchecked, 92.63ms Time], IncrementalHoareTripleChecker [1860 Valid, 2378 Invalid, 4 Unknown, 0 Unchecked, 21781.85ms Time]
[2021-11-13 17:39:40,081 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 10172 states.
[2021-11-13 17:39:40,552 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 10172 to 9269.
[2021-11-13 17:39:40,586 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 9269 states, 6973 states have (on average 1.360676896601176) internal successors, (9488), 7033 states have internal predecessors, (9488), 1826 states have call successors, (1826), 468 states have call predecessors, (1826), 467 states have return successors, (1822), 1801 states have call predecessors, (1822), 1822 states have call successors, (1822)
[2021-11-13 17:39:40,636 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9269 states to 9269 states and 13136 transitions.
[2021-11-13 17:39:40,639 INFO  L78                 Accepts]: Start accepts. Automaton has 9269 states and 13136 transitions. Word has length 379
[2021-11-13 17:39:40,642 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:39:40,642 INFO  L470      AbstractCegarLoop]: Abstraction has 9269 states and 13136 transitions.
[2021-11-13 17:39:40,643 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2021-11-13 17:39:40,644 INFO  L276                IsEmpty]: Start isEmpty. Operand 9269 states and 13136 transitions.
[2021-11-13 17:39:40,657 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 385
[2021-11-13 17:39:40,658 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:39:40,658 INFO  L514         BasicCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:39:40,658 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-11-13 17:39:40,659 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:39:40,659 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:39:40,660 INFO  L85        PathProgramCache]: Analyzing trace with hash 1229226145, now seen corresponding path program 1 times
[2021-11-13 17:39:40,660 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:39:40,660 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79048323]
[2021-11-13 17:39:40,660 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:39:40,662 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:39:41,224 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,693 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:39:41,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,713 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,714 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,723 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:39:41,738 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,749 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,762 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,772 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:39:41,779 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,789 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,790 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,800 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:39:41,806 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,816 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,817 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,826 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:39:41,832 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,842 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,842 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,851 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:39:41,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,870 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,870 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,880 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:39:41,886 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,896 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,906 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:39:41,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,923 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,924 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,934 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:39:41,940 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,951 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,961 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:39:41,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,978 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:41,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:41,987 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:39:41,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,005 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,006 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,015 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:39:42,023 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,033 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,036 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,046 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:39:42,053 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,064 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,064 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,076 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:39:42,083 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,094 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,095 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,105 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:39:42,113 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,124 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,124 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,134 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:39:42,142 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,153 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,154 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,164 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:39:42,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,183 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,194 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:39:42,202 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,218 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,218 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,228 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:39:42,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,248 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,249 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,259 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:39:42,267 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,278 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,279 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,289 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:39:42,299 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,310 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,311 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,322 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:39:42,331 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,343 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,344 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,354 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:39:42,363 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,374 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,375 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,385 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:39:42,394 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,406 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,417 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:39:42,426 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,437 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,438 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,448 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:39:42,457 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,469 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,479 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:39:42,491 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,502 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,503 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,514 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:39:42,523 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,540 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,541 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,551 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:39:42,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,577 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,578 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,588 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:39:42,597 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,609 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,619 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:39:42,630 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,641 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:39:42,642 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,652 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:39:42,664 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,677 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374
[2021-11-13 17:39:42,679 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:39:42,693 INFO  L134       CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked.
[2021-11-13 17:39:42,693 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:39:42,693 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79048323]
[2021-11-13 17:39:42,694 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79048323] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:39:42,694 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:39:42,694 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-13 17:39:42,694 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567397543]
[2021-11-13 17:39:42,695 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:39:42,695 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-13 17:39:42,696 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:39:42,697 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-13 17:39:42,697 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-13 17:39:42,697 INFO  L87              Difference]: Start difference. First operand 9269 states and 13136 transitions. Second operand  has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2021-11-13 17:39:45,049 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:47,139 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:39:57,160 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 []
[2021-11-13 17:39:58,809 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:39:58,809 INFO  L93              Difference]: Finished difference Result 24417 states and 34540 transitions.
[2021-11-13 17:39:58,810 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-13 17:39:58,810 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 384
[2021-11-13 17:39:58,811 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:39:58,925 INFO  L225             Difference]: With dead ends: 24417
[2021-11-13 17:39:58,926 INFO  L226             Difference]: Without dead ends: 15215
[2021-11-13 17:39:58,966 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:39:58,972 INFO  L933         BasicCegarLoop]: 4942 mSDtfsCounter, 3795 mSDsluCounter, 6252 mSDsCounter, 0 mSdLazyCounter, 2139 mSolverCounterSat, 1509 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14269.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4160 SdHoareTripleChecker+Valid, 11194 SdHoareTripleChecker+Invalid, 3651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 57.31ms SdHoareTripleChecker+Time, 1509 IncrementalHoareTripleChecker+Valid, 2139 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15551.97ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:39:58,973 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [4160 Valid, 11194 Invalid, 3651 Unknown, 0 Unchecked, 57.31ms Time], IncrementalHoareTripleChecker [1509 Valid, 2139 Invalid, 3 Unknown, 0 Unchecked, 15551.97ms Time]
[2021-11-13 17:39:59,000 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 15215 states.
[2021-11-13 17:39:59,629 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 15215 to 13841.
[2021-11-13 17:39:59,651 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 13841 states, 10286 states have (on average 1.3385183744895974) internal successors, (13768), 10374 states have internal predecessors, (13768), 2778 states have call successors, (2778), 775 states have call predecessors, (2778), 774 states have return successors, (2774), 2738 states have call predecessors, (2774), 2774 states have call successors, (2774)
[2021-11-13 17:39:59,700 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13841 states to 13841 states and 19320 transitions.
[2021-11-13 17:39:59,704 INFO  L78                 Accepts]: Start accepts. Automaton has 13841 states and 19320 transitions. Word has length 384
[2021-11-13 17:39:59,708 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:39:59,709 INFO  L470      AbstractCegarLoop]: Abstraction has 13841 states and 19320 transitions.
[2021-11-13 17:39:59,709 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2021-11-13 17:39:59,709 INFO  L276                IsEmpty]: Start isEmpty. Operand 13841 states and 19320 transitions.
[2021-11-13 17:39:59,719 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 425
[2021-11-13 17:39:59,720 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:39:59,720 INFO  L514         BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:39:59,721 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-11-13 17:39:59,721 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:39:59,721 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:39:59,722 INFO  L85        PathProgramCache]: Analyzing trace with hash 98064923, now seen corresponding path program 1 times
[2021-11-13 17:39:59,722 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:39:59,722 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771637965]
[2021-11-13 17:39:59,722 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:39:59,723 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:40:00,149 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,552 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:40:00,568 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,579 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,590 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:40:00,595 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,606 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,616 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:40:00,622 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,632 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,643 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:40:00,649 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,660 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,661 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,671 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:40:00,677 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,687 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,688 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,696 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:40:00,703 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,713 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,714 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,723 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:40:00,730 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,740 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,741 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,750 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:40:00,757 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,768 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,778 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:40:00,785 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,796 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,797 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,806 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:40:00,813 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,823 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,824 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,834 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:40:00,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,852 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,852 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,862 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:40:00,869 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,880 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,890 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:40:00,898 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,908 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,909 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,919 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:40:00,926 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,937 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,938 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,947 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:40:00,955 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,966 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,976 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:40:00,984 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:00,994 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:00,995 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,005 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:40:01,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,023 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,024 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,034 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:40:01,042 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,052 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,053 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,063 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:40:01,071 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,083 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,083 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,094 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:40:01,102 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,113 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,114 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,124 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:40:01,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,143 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,153 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:40:01,162 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,172 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,173 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,182 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:40:01,191 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,202 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,203 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,216 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:40:01,225 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,236 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,246 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:40:01,255 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,266 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,267 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,276 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:40:01,285 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,295 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,297 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,310 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:40:01,319 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,331 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,332 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,341 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:40:01,350 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,360 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,361 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,377 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:40:01,387 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,396 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,406 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:40:01,416 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,426 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,436 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,450 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:40:01,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,469 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,479 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:40:01,490 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,500 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367
[2021-11-13 17:40:01,502 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,516 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:40:01,517 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,526 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381
[2021-11-13 17:40:01,528 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,537 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386
[2021-11-13 17:40:01,540 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,814 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,820 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,836 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,838 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,847 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:01,847 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,856 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412
[2021-11-13 17:40:01,856 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:01,869 INFO  L134       CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked.
[2021-11-13 17:40:01,870 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:40:01,870 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771637965]
[2021-11-13 17:40:01,870 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771637965] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:40:01,870 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:40:01,870 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-13 17:40:01,871 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397949715]
[2021-11-13 17:40:01,871 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:40:01,872 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-13 17:40:01,872 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:40:01,873 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-13 17:40:01,873 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-13 17:40:01,873 INFO  L87              Difference]: Start difference. First operand 13841 states and 19320 transitions. Second operand  has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40)
[2021-11-13 17:40:04,129 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:06,203 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:15,336 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:18,730 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 []
[2021-11-13 17:40:20,673 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:40:20,673 INFO  L93              Difference]: Finished difference Result 35872 states and 50475 transitions.
[2021-11-13 17:40:20,682 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-13 17:40:20,682 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 424
[2021-11-13 17:40:20,684 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:40:20,801 INFO  L225             Difference]: With dead ends: 35872
[2021-11-13 17:40:20,802 INFO  L226             Difference]: Without dead ends: 22098
[2021-11-13 17:40:20,876 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:40:20,879 INFO  L933         BasicCegarLoop]: 4958 mSDtfsCounter, 5902 mSDsluCounter, 6241 mSDsCounter, 0 mSdLazyCounter, 2358 mSolverCounterSat, 1894 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16604.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6382 SdHoareTripleChecker+Valid, 11199 SdHoareTripleChecker+Invalid, 4256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 55.84ms SdHoareTripleChecker+Time, 1894 IncrementalHoareTripleChecker+Valid, 2358 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18112.45ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:40:20,881 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [6382 Valid, 11199 Invalid, 4256 Unknown, 0 Unchecked, 55.84ms Time], IncrementalHoareTripleChecker [1894 Valid, 2358 Invalid, 4 Unknown, 0 Unchecked, 18112.45ms Time]
[2021-11-13 17:40:20,922 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 22098 states.
[2021-11-13 17:40:21,777 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 22098 to 20224.
[2021-11-13 17:40:21,817 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 20224 states, 15126 states have (on average 1.3450350390056856) internal successors, (20345), 15279 states have internal predecessors, (20345), 3963 states have call successors, (3963), 1133 states have call predecessors, (3963), 1132 states have return successors, (3959), 3883 states have call predecessors, (3959), 3959 states have call successors, (3959)
[2021-11-13 17:40:21,901 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20224 states to 20224 states and 28267 transitions.
[2021-11-13 17:40:21,907 INFO  L78                 Accepts]: Start accepts. Automaton has 20224 states and 28267 transitions. Word has length 424
[2021-11-13 17:40:21,908 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:40:21,908 INFO  L470      AbstractCegarLoop]: Abstraction has 20224 states and 28267 transitions.
[2021-11-13 17:40:21,908 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40)
[2021-11-13 17:40:21,909 INFO  L276                IsEmpty]: Start isEmpty. Operand 20224 states and 28267 transitions.
[2021-11-13 17:40:21,918 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 410
[2021-11-13 17:40:21,918 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:40:21,918 INFO  L514         BasicCegarLoop]: trace histogram [33, 33, 31, 31, 31, 31, 31, 31, 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]
[2021-11-13 17:40:21,919 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-11-13 17:40:21,919 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:40:21,920 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:40:21,920 INFO  L85        PathProgramCache]: Analyzing trace with hash 1469718261, now seen corresponding path program 1 times
[2021-11-13 17:40:21,920 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:40:21,923 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732518471]
[2021-11-13 17:40:21,923 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:40:21,924 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:40:22,272 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,641 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:40:22,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,657 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,666 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:40:22,681 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,691 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,692 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,700 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:40:22,705 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,715 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,716 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,724 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:40:22,730 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,739 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,740 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,748 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:40:22,753 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,763 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,772 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:40:22,778 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,787 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,796 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:40:22,802 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,811 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,812 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,820 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:40:22,827 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,836 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,837 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,845 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:40:22,850 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,859 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,868 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:40:22,874 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,883 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,884 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,893 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:40:22,899 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,908 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,909 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,918 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:40:22,924 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,933 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,934 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,942 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:40:22,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,958 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,959 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,967 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:40:22,974 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,983 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:22,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:22,991 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:40:22,998 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,011 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,020 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:40:23,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,037 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,037 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,045 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:40:23,053 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,062 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,071 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:40:23,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,088 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,089 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,098 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:40:23,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,117 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,118 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,128 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:40:23,136 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,147 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,148 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,158 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:40:23,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,177 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,187 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:40:23,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,207 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,217 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:40:23,226 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,236 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,246 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:40:23,255 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,268 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,268 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,278 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:40:23,287 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,297 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,298 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,307 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:40:23,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,327 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,328 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,340 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:40:23,349 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,359 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,360 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,369 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:40:23,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,389 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,390 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,399 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:40:23,408 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,417 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,427 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:40:23,436 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,445 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,446 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,454 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:40:23,463 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,473 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:23,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,482 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:40:23,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,502 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362
[2021-11-13 17:40:23,511 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,520 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371
[2021-11-13 17:40:23,530 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,539 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399
[2021-11-13 17:40:23,540 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:23,552 INFO  L134       CoverageAnalysis]: Checked inductivity of 4383 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4374 trivial. 0 not checked.
[2021-11-13 17:40:23,552 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:40:23,552 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732518471]
[2021-11-13 17:40:23,552 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732518471] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:40:23,552 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:40:23,553 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-13 17:40:23,553 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755438887]
[2021-11-13 17:40:23,553 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:40:23,555 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-13 17:40:23,555 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:40:23,556 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-13 17:40:23,556 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-13 17:40:23,556 INFO  L87              Difference]: Start difference. First operand 20224 states and 28267 transitions. Second operand  has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36)
[2021-11-13 17:40:25,787 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:27,894 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:38,405 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:40,645 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 []
[2021-11-13 17:40:43,483 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:40:43,483 INFO  L93              Difference]: Finished difference Result 57682 states and 81043 transitions.
[2021-11-13 17:40:43,484 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-13 17:40:43,484 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 409
[2021-11-13 17:40:43,486 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:40:43,668 INFO  L225             Difference]: With dead ends: 57682
[2021-11-13 17:40:43,668 INFO  L226             Difference]: Without dead ends: 37525
[2021-11-13 17:40:43,737 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:40:43,737 INFO  L933         BasicCegarLoop]: 8232 mSDtfsCounter, 5404 mSDsluCounter, 8160 mSDsCounter, 0 mSdLazyCounter, 2479 mSolverCounterSat, 1421 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17238.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5927 SdHoareTripleChecker+Valid, 16392 SdHoareTripleChecker+Invalid, 3904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 65.57ms SdHoareTripleChecker+Time, 1421 IncrementalHoareTripleChecker+Valid, 2479 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18816.58ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:40:43,738 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [5927 Valid, 16392 Invalid, 3904 Unknown, 0 Unchecked, 65.57ms Time], IncrementalHoareTripleChecker [1421 Valid, 2479 Invalid, 4 Unknown, 0 Unchecked, 18816.58ms Time]
[2021-11-13 17:40:43,784 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 37525 states.
[2021-11-13 17:40:45,381 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 37525 to 34387.
[2021-11-13 17:40:45,425 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 34387 states, 25647 states have (on average 1.341989316489258) internal successors, (34418), 25909 states have internal predecessors, (34418), 6787 states have call successors, (6787), 1959 states have call predecessors, (6787), 1950 states have return successors, (6783), 6634 states have call predecessors, (6783), 6783 states have call successors, (6783)
[2021-11-13 17:40:45,554 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 34387 states to 34387 states and 47988 transitions.
[2021-11-13 17:40:45,561 INFO  L78                 Accepts]: Start accepts. Automaton has 34387 states and 47988 transitions. Word has length 409
[2021-11-13 17:40:45,562 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:40:45,563 INFO  L470      AbstractCegarLoop]: Abstraction has 34387 states and 47988 transitions.
[2021-11-13 17:40:45,563 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36)
[2021-11-13 17:40:45,563 INFO  L276                IsEmpty]: Start isEmpty. Operand 34387 states and 47988 transitions.
[2021-11-13 17:40:45,573 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 474
[2021-11-13 17:40:45,573 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:40:45,574 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 4, 4, 4, 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]
[2021-11-13 17:40:45,574 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-11-13 17:40:45,575 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:40:45,575 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:40:45,575 INFO  L85        PathProgramCache]: Analyzing trace with hash -401428805, now seen corresponding path program 1 times
[2021-11-13 17:40:45,575 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:40:45,576 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828637709]
[2021-11-13 17:40:45,576 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:40:45,576 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:40:45,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,449 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:40:46,464 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,475 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,476 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,487 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:40:46,492 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,504 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,515 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:40:46,521 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,532 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,532 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,542 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:40:46,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,558 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,569 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:40:46,575 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,587 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,587 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,598 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:40:46,604 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,615 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,616 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,626 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:40:46,632 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,643 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,644 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,654 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:40:46,662 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,673 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,674 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,685 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:40:46,692 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,703 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,704 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,714 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:40:46,720 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,732 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,732 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,742 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:40:46,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,762 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,784 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:40:46,791 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,802 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,803 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,815 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:40:46,823 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,839 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,840 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,850 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:40:46,858 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,868 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,869 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,879 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:40:46,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,899 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,910 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:40:46,918 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,929 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,940 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:40:46,948 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,960 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,961 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,971 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:40:46,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:46,990 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:46,991 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,001 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:40:47,009 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,021 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,022 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,032 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:40:47,040 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,051 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,052 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,062 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:40:47,070 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,081 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,082 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,097 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:40:47,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,354 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,383 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:40:47,389 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,423 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,424 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,433 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:40:47,438 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,451 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,455 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,466 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:40:47,472 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,488 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,489 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,501 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:40:47,507 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,518 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,518 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,528 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:40:47,534 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,545 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,545 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,555 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:40:47,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,571 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,572 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,581 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:40:47,588 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,598 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,608 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:40:47,614 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,625 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,635 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:40:47,642 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,652 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,652 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,662 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:40:47,668 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,678 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:40:47,685 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,695 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:40:47,702 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,890 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,891 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,900 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,901 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,909 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:40:47,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,924 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:40:47,931 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,939 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:40:47,944 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,953 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:40:47,959 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,968 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:40:47,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,977 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:40:47,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:47,991 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:40:47,998 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:48,007 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463
[2021-11-13 17:40:48,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:40:48,025 INFO  L134       CoverageAnalysis]: Checked inductivity of 4910 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4890 trivial. 0 not checked.
[2021-11-13 17:40:48,026 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:40:48,026 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828637709]
[2021-11-13 17:40:48,026 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828637709] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:40:48,026 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:40:48,027 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-13 17:40:48,027 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459444524]
[2021-11-13 17:40:48,027 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:40:48,028 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-13 17:40:48,028 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:40:48,028 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-13 17:40:48,029 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-13 17:40:48,029 INFO  L87              Difference]: Start difference. First operand 34387 states and 47988 transitions. Second operand  has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44)
[2021-11-13 17:40:50,291 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:40:52,377 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:03,064 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:05,903 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 []
[2021-11-13 17:41:08,423 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:41:08,423 INFO  L93              Difference]: Finished difference Result 105643 states and 148699 transitions.
[2021-11-13 17:41:08,424 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-13 17:41:08,424 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 473
[2021-11-13 17:41:08,425 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:41:08,770 INFO  L225             Difference]: With dead ends: 105643
[2021-11-13 17:41:08,770 INFO  L226             Difference]: Without dead ends: 71923
[2021-11-13 17:41:08,868 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:41:08,869 INFO  L933         BasicCegarLoop]: 8736 mSDtfsCounter, 5096 mSDsluCounter, 8410 mSDsCounter, 0 mSdLazyCounter, 2539 mSolverCounterSat, 1288 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17281.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5598 SdHoareTripleChecker+Valid, 17146 SdHoareTripleChecker+Invalid, 3831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 62.80ms SdHoareTripleChecker+Time, 1288 IncrementalHoareTripleChecker+Valid, 2539 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18748.36ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:41:08,870 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [5598 Valid, 17146 Invalid, 3831 Unknown, 0 Unchecked, 62.80ms Time], IncrementalHoareTripleChecker [1288 Valid, 2539 Invalid, 4 Unknown, 0 Unchecked, 18748.36ms Time]
[2021-11-13 17:41:08,952 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 71923 states.
[2021-11-13 17:41:11,524 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 71923 to 65801.
[2021-11-13 17:41:11,745 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 65801 states, 49289 states have (on average 1.3443161760230478) internal successors, (66260), 49699 states have internal predecessors, (66260), 12805 states have call successors, (12805), 3713 states have call predecessors, (12805), 3704 states have return successors, (12801), 12596 states have call predecessors, (12801), 12801 states have call successors, (12801)
[2021-11-13 17:41:12,078 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65801 states to 65801 states and 91866 transitions.
[2021-11-13 17:41:12,097 INFO  L78                 Accepts]: Start accepts. Automaton has 65801 states and 91866 transitions. Word has length 473
[2021-11-13 17:41:12,098 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:41:12,098 INFO  L470      AbstractCegarLoop]: Abstraction has 65801 states and 91866 transitions.
[2021-11-13 17:41:12,099 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44)
[2021-11-13 17:41:12,099 INFO  L276                IsEmpty]: Start isEmpty. Operand 65801 states and 91866 transitions.
[2021-11-13 17:41:12,112 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 474
[2021-11-13 17:41:12,112 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:41:12,113 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 4, 4, 4, 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]
[2021-11-13 17:41:12,113 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-11-13 17:41:12,114 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:41:12,114 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:41:12,114 INFO  L85        PathProgramCache]: Analyzing trace with hash -1245434307, now seen corresponding path program 1 times
[2021-11-13 17:41:12,114 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:41:12,115 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191036761]
[2021-11-13 17:41:12,115 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:41:12,115 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:41:12,777 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,642 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:41:13,655 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,669 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,670 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,680 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:41:13,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,700 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,701 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,711 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:41:13,718 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,731 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,731 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,741 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:41:13,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,760 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,761 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,770 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:41:13,777 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,788 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,798 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:41:13,805 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,816 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,816 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,825 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:41:13,832 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,844 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,844 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,853 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:41:13,861 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,872 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,873 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,881 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:41:13,889 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,967 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:13,968 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:13,981 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:41:13,987 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,000 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,011 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:41:14,018 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,031 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,032 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,042 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:41:14,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,063 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,073 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:41:14,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,094 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,095 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,104 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:41:14,112 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,125 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,126 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,136 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:41:14,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,157 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,158 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,168 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:41:14,176 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,189 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,190 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,200 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:41:14,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,221 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,222 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,232 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:41:14,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,253 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,264 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:41:14,273 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,285 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,286 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,295 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:41:14,304 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,316 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,317 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,327 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:41:14,336 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,348 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,349 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,358 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:41:14,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,380 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,382 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,392 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:41:14,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,415 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,426 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:41:14,436 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,451 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,463 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:41:14,474 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,489 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,490 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,501 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:41:14,512 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,526 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,527 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,539 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:41:14,550 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,564 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,565 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,576 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:41:14,588 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,602 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,603 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,613 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:41:14,624 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,637 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,638 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,648 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:41:14,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,672 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,673 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,683 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:41:14,694 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,706 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,707 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,717 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:41:14,726 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,737 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:41:14,746 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,808 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:41:14,815 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,825 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,826 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,834 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,843 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:41:14,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,860 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:41:14,866 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,875 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:41:14,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,891 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:41:14,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,907 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:14,908 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,916 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:41:14,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,932 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:41:14,938 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,947 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463
[2021-11-13 17:41:14,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:14,967 INFO  L134       CoverageAnalysis]: Checked inductivity of 4910 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4910 trivial. 0 not checked.
[2021-11-13 17:41:14,968 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:41:14,968 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191036761]
[2021-11-13 17:41:14,968 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191036761] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:41:14,968 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:41:14,969 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-11-13 17:41:14,969 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639657219]
[2021-11-13 17:41:14,969 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:41:14,970 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-11-13 17:41:14,970 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:41:14,970 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-11-13 17:41:14,971 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-11-13 17:41:14,971 INFO  L87              Difference]: Start difference. First operand 65801 states and 91866 transitions. Second operand  has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43)
[2021-11-13 17:41:17,245 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:27,568 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:30,084 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:41:30,084 INFO  L93              Difference]: Finished difference Result 71925 states and 101389 transitions.
[2021-11-13 17:41:30,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-11-13 17:41:30,085 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 473
[2021-11-13 17:41:30,086 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:41:30,395 INFO  L225             Difference]: With dead ends: 71925
[2021-11-13 17:41:30,396 INFO  L226             Difference]: Without dead ends: 71923
[2021-11-13 17:41:30,423 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90
[2021-11-13 17:41:30,424 INFO  L933         BasicCegarLoop]: 4483 mSDtfsCounter, 5246 mSDsluCounter, 9956 mSDsCounter, 0 mSdLazyCounter, 2662 mSolverCounterSat, 1269 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11817.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5610 SdHoareTripleChecker+Valid, 14439 SdHoareTripleChecker+Invalid, 3933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 66.70ms SdHoareTripleChecker+Time, 1269 IncrementalHoareTripleChecker+Valid, 2662 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12938.51ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:41:30,425 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [5610 Valid, 14439 Invalid, 3933 Unknown, 0 Unchecked, 66.70ms Time], IncrementalHoareTripleChecker [1269 Valid, 2662 Invalid, 2 Unknown, 0 Unchecked, 12938.51ms Time]
[2021-11-13 17:41:30,511 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 71923 states.
[2021-11-13 17:41:33,384 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 71923 to 65805.
[2021-11-13 17:41:33,446 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 65805 states, 49292 states have (on average 1.3442952203197274) internal successors, (66263), 49702 states have internal predecessors, (66263), 12805 states have call successors, (12805), 3714 states have call predecessors, (12805), 3705 states have return successors, (12801), 12596 states have call predecessors, (12801), 12801 states have call successors, (12801)
[2021-11-13 17:41:33,994 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65805 states to 65805 states and 91869 transitions.
[2021-11-13 17:41:34,014 INFO  L78                 Accepts]: Start accepts. Automaton has 65805 states and 91869 transitions. Word has length 473
[2021-11-13 17:41:34,015 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:41:34,015 INFO  L470      AbstractCegarLoop]: Abstraction has 65805 states and 91869 transitions.
[2021-11-13 17:41:34,015 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43)
[2021-11-13 17:41:34,015 INFO  L276                IsEmpty]: Start isEmpty. Operand 65805 states and 91869 transitions.
[2021-11-13 17:41:34,028 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 479
[2021-11-13 17:41:34,028 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:41:34,030 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 4, 4, 4, 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]
[2021-11-13 17:41:34,030 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-11-13 17:41:34,031 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:41:34,031 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:41:34,031 INFO  L85        PathProgramCache]: Analyzing trace with hash -612848947, now seen corresponding path program 1 times
[2021-11-13 17:41:34,031 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:41:34,032 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282557053]
[2021-11-13 17:41:34,032 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:41:34,032 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:41:34,445 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,333 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:41:35,341 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,367 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,368 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,391 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:41:35,401 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,442 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,443 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,463 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:41:35,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,489 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,490 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,503 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:41:35,512 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,529 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,542 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:41:35,551 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,568 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,568 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,581 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:41:35,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,607 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,608 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,621 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:41:35,631 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,648 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,649 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,662 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:41:35,671 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,687 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,690 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,702 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:41:35,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,728 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,742 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:41:35,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,766 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,767 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,779 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:41:35,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,804 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,804 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,816 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:41:35,826 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,841 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,859 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:41:35,868 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,883 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,884 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,899 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:41:35,909 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,924 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,937 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:41:35,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,961 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,972 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:41:35,984 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:35,998 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:35,999 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,011 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:41:36,021 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,038 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,039 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,051 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:41:36,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,077 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,077 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,089 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:41:36,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,121 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,133 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:41:36,144 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,159 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,160 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,171 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:41:36,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,197 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,210 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:41:36,221 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,236 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,237 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,248 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:41:36,259 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,273 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,274 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,285 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:41:36,295 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,309 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,311 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,323 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:41:36,335 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,349 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,350 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,361 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:41:36,441 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,464 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,465 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,476 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:41:36,483 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,496 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,507 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:41:36,514 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,527 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,528 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,539 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:41:36,546 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,559 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,560 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,568 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:41:36,576 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,589 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,600 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:41:36,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,620 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,621 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,630 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:41:36,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,647 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:41:36,654 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,665 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:41:36,674 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,685 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,686 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,696 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,697 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,706 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:41:36,715 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,727 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:41:36,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,746 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:41:36,754 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,766 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:41:36,774 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,785 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:36,786 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,795 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:41:36,803 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,813 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:41:36,821 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,831 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463
[2021-11-13 17:41:36,840 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,851 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469
[2021-11-13 17:41:36,853 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:36,867 INFO  L134       CoverageAnalysis]: Checked inductivity of 4912 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4910 trivial. 0 not checked.
[2021-11-13 17:41:36,867 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:41:36,868 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282557053]
[2021-11-13 17:41:36,868 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282557053] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:41:36,868 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:41:36,868 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-11-13 17:41:36,869 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374151089]
[2021-11-13 17:41:36,869 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:41:36,869 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-11-13 17:41:36,870 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:41:36,870 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-11-13 17:41:36,870 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-11-13 17:41:36,871 INFO  L87              Difference]: Start difference. First operand 65805 states and 91869 transitions. Second operand  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44)
[2021-11-13 17:41:39,213 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:42,358 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:50,310 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:41:52,776 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:41:52,776 INFO  L93              Difference]: Finished difference Result 71929 states and 101392 transitions.
[2021-11-13 17:41:52,777 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-11-13 17:41:52,777 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 478
[2021-11-13 17:41:52,778 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:41:53,105 INFO  L225             Difference]: With dead ends: 71929
[2021-11-13 17:41:53,107 INFO  L226             Difference]: Without dead ends: 71927
[2021-11-13 17:41:53,136 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90
[2021-11-13 17:41:53,137 INFO  L933         BasicCegarLoop]: 4536 mSDtfsCounter, 5188 mSDsluCounter, 10058 mSDsCounter, 0 mSdLazyCounter, 2665 mSolverCounterSat, 1271 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12681.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5550 SdHoareTripleChecker+Valid, 14594 SdHoareTripleChecker+Invalid, 3938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 63.16ms SdHoareTripleChecker+Time, 1271 IncrementalHoareTripleChecker+Valid, 2665 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13812.43ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:41:53,138 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [5550 Valid, 14594 Invalid, 3938 Unknown, 0 Unchecked, 63.16ms Time], IncrementalHoareTripleChecker [1271 Valid, 2665 Invalid, 2 Unknown, 0 Unchecked, 13812.43ms Time]
[2021-11-13 17:41:53,226 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 71927 states.
[2021-11-13 17:41:55,570 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 71927 to 65809.
[2021-11-13 17:41:55,620 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 65809 states, 49295 states have (on average 1.3442742671670556) internal successors, (66266), 49705 states have internal predecessors, (66266), 12805 states have call successors, (12805), 3715 states have call predecessors, (12805), 3706 states have return successors, (12801), 12596 states have call predecessors, (12801), 12801 states have call successors, (12801)
[2021-11-13 17:41:55,835 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 65809 states to 65809 states and 91872 transitions.
[2021-11-13 17:41:55,840 INFO  L78                 Accepts]: Start accepts. Automaton has 65809 states and 91872 transitions. Word has length 478
[2021-11-13 17:41:55,841 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:41:55,841 INFO  L470      AbstractCegarLoop]: Abstraction has 65809 states and 91872 transitions.
[2021-11-13 17:41:55,841 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44)
[2021-11-13 17:41:55,842 INFO  L276                IsEmpty]: Start isEmpty. Operand 65809 states and 91872 transitions.
[2021-11-13 17:41:55,859 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 489
[2021-11-13 17:41:55,860 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:41:55,860 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 5, 5, 5, 3, 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]
[2021-11-13 17:41:55,860 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-11-13 17:41:55,861 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:41:55,861 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:41:55,862 INFO  L85        PathProgramCache]: Analyzing trace with hash 109545643, now seen corresponding path program 1 times
[2021-11-13 17:41:55,862 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:41:55,862 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231342397]
[2021-11-13 17:41:55,862 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:41:55,863 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:41:56,717 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,169 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:41:57,175 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,194 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,195 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,211 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:41:57,217 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,233 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,234 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,248 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:41:57,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,269 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,270 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,284 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:41:57,290 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,305 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,321 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:41:57,328 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,345 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,346 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,357 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:41:57,364 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,377 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,378 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,389 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:41:57,397 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,409 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,410 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,421 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:41:57,429 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,441 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,453 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:41:57,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,473 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,474 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,485 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:41:57,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,509 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,510 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,521 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:41:57,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,541 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,542 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,553 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:41:57,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,573 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,574 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,585 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:41:57,593 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,607 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,608 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,619 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:41:57,628 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,641 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,642 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,653 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:41:57,662 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,674 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,675 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,686 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:41:57,695 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,708 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,709 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,720 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:41:57,729 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,741 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,742 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,753 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:41:57,762 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,774 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,775 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,786 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:41:57,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,807 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,808 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,819 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:41:57,828 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,840 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,852 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:41:57,862 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,874 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,875 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,887 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:41:57,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,909 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,910 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,921 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:41:57,931 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,943 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,944 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,955 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:41:57,965 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,978 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:57,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:57,990 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:41:58,000 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,012 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,024 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:41:58,034 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,046 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,047 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,198 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:41:58,207 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,217 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,218 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,227 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:41:58,233 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,243 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,244 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,253 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:41:58,259 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,269 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,269 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,278 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:41:58,284 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,294 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,295 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,304 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:41:58,310 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,320 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,321 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,330 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:41:58,336 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,346 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:41:58,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,362 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:41:58,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,379 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,380 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,389 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,390 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,399 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:41:58,406 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,417 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:41:58,423 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,433 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:41:58,439 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,466 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:41:58,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,482 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:41:58,482 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,492 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:41:58,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,509 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:41:58,518 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,529 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448
[2021-11-13 17:41:58,536 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,580 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453
[2021-11-13 17:41:58,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,602 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2021-11-13 17:41:58,603 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,612 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2021-11-13 17:41:58,613 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,622 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474
[2021-11-13 17:41:58,623 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,632 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479
[2021-11-13 17:41:58,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:41:58,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 4919 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4910 trivial. 0 not checked.
[2021-11-13 17:41:58,646 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:41:58,646 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231342397]
[2021-11-13 17:41:58,647 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231342397] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:41:58,647 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:41:58,647 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-13 17:41:58,647 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582907548]
[2021-11-13 17:41:58,648 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:41:58,649 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-11-13 17:41:58,649 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:41:58,649 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-11-13 17:41:58,650 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:41:58,650 INFO  L87              Difference]: Start difference. First operand 65809 states and 91872 transitions. Second operand  has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49)
[2021-11-13 17:42:00,976 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:42:03,150 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:42:05,235 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:42:08,423 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:42:12,857 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:42:30,471 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:42:32,769 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 []
[2021-11-13 17:42:38,965 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:42:38,965 INFO  L93              Difference]: Finished difference Result 171382 states and 240995 transitions.
[2021-11-13 17:42:38,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-11-13 17:42:38,966 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 488
[2021-11-13 17:42:38,967 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:42:39,688 INFO  L225             Difference]: With dead ends: 171382
[2021-11-13 17:42:39,688 INFO  L226             Difference]: Without dead ends: 106240
[2021-11-13 17:42:39,863 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2021-11-13 17:42:39,865 INFO  L933         BasicCegarLoop]: 8438 mSDtfsCounter, 6383 mSDsluCounter, 10078 mSDsCounter, 0 mSdLazyCounter, 5417 mSolverCounterSat, 3130 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33100.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6854 SdHoareTripleChecker+Valid, 18516 SdHoareTripleChecker+Invalid, 8552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 116.11ms SdHoareTripleChecker+Time, 3130 IncrementalHoareTripleChecker+Valid, 5417 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36145.86ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:42:39,866 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [6854 Valid, 18516 Invalid, 8552 Unknown, 0 Unchecked, 116.11ms Time], IncrementalHoareTripleChecker [3130 Valid, 5417 Invalid, 5 Unknown, 0 Unchecked, 36145.86ms Time]
[2021-11-13 17:42:39,966 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 106240 states.
[2021-11-13 17:42:43,799 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 106240 to 97135.
[2021-11-13 17:42:43,887 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 97135 states, 72881 states have (on average 1.3450419176465747) internal successors, (98028), 73439 states have internal predecessors, (98028), 18799 states have call successors, (18799), 5461 states have call predecessors, (18799), 5452 states have return successors, (18795), 18534 states have call predecessors, (18795), 18795 states have call successors, (18795)
[2021-11-13 17:42:44,521 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 97135 states to 97135 states and 135622 transitions.
[2021-11-13 17:42:44,552 INFO  L78                 Accepts]: Start accepts. Automaton has 97135 states and 135622 transitions. Word has length 488
[2021-11-13 17:42:44,553 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:42:44,554 INFO  L470      AbstractCegarLoop]: Abstraction has 97135 states and 135622 transitions.
[2021-11-13 17:42:44,554 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 23.4) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49)
[2021-11-13 17:42:44,554 INFO  L276                IsEmpty]: Start isEmpty. Operand 97135 states and 135622 transitions.
[2021-11-13 17:42:44,567 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 484
[2021-11-13 17:42:44,567 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:42:44,568 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 4, 4, 4, 3, 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]
[2021-11-13 17:42:44,568 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-11-13 17:42:44,569 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:42:44,569 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:42:44,569 INFO  L85        PathProgramCache]: Analyzing trace with hash -1257725955, now seen corresponding path program 1 times
[2021-11-13 17:42:44,569 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:42:44,570 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997894121]
[2021-11-13 17:42:44,570 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:42:44,570 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:42:44,963 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,008 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:42:46,015 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,034 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,034 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,044 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:42:46,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,062 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,072 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:42:46,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,092 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,093 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,103 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:42:46,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,121 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,132 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:42:46,139 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,151 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,152 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,161 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:42:46,168 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,180 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,181 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,191 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:42:46,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,210 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,211 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,220 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:42:46,228 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,240 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,241 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,250 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:42:46,258 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,270 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,270 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,279 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:42:46,287 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,298 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,299 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,307 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:42:46,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,326 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,327 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,335 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:42:46,343 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,355 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,356 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,364 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:42:46,372 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,383 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,383 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,391 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:42:46,399 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,410 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,419 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:42:46,427 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,437 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,438 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,446 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:42:46,454 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,465 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,466 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,474 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:42:46,482 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,493 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,501 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:42:46,510 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,521 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,521 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,529 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:42:46,538 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,548 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,549 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,557 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:42:46,566 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,577 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,578 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,586 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:42:46,601 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,612 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,613 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,621 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:42:46,630 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,640 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,641 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,649 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:42:46,658 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,668 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,668 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,676 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:42:46,685 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,696 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,704 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:42:46,713 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,723 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,732 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:42:46,741 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,752 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,753 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,761 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:42:46,771 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,784 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,784 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,792 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:42:46,802 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,812 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,813 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,821 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:42:46,830 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,841 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,849 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:42:46,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,870 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,871 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,878 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:42:46,889 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,898 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,899 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,907 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:42:46,918 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,927 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:42:46,936 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,945 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:42:46,957 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,968 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,969 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,978 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:46,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:46,987 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:42:46,998 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,009 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:42:47,019 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,028 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:42:47,038 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,048 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:42:47,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,069 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:42:47,070 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,078 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:42:47,089 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,098 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:42:47,262 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,285 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463
[2021-11-13 17:42:47,291 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,301 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469
[2021-11-13 17:42:47,303 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,312 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474
[2021-11-13 17:42:47,316 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:42:47,328 INFO  L134       CoverageAnalysis]: Checked inductivity of 4918 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked.
[2021-11-13 17:42:47,328 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:42:47,328 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997894121]
[2021-11-13 17:42:47,328 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997894121] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:42:47,328 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:42:47,329 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-11-13 17:42:47,329 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987256560]
[2021-11-13 17:42:47,329 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:42:47,331 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-11-13 17:42:47,332 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:42:47,332 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-11-13 17:42:47,332 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-11-13 17:42:47,332 INFO  L87              Difference]: Start difference. First operand 97135 states and 135622 transitions. Second operand  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45)
[2021-11-13 17:42:49,586 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:43:00,710 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:43:03,689 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:43:03,689 INFO  L93              Difference]: Finished difference Result 106873 states and 150260 transitions.
[2021-11-13 17:43:03,689 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-11-13 17:43:03,690 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 483
[2021-11-13 17:43:03,690 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:43:04,295 INFO  L225             Difference]: With dead ends: 106873
[2021-11-13 17:43:04,296 INFO  L226             Difference]: Without dead ends: 106871
[2021-11-13 17:43:04,349 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90
[2021-11-13 17:43:04,350 INFO  L933         BasicCegarLoop]: 4541 mSDtfsCounter, 5197 mSDsluCounter, 10083 mSDsCounter, 0 mSdLazyCounter, 2700 mSolverCounterSat, 1255 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11638.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5552 SdHoareTripleChecker+Valid, 14624 SdHoareTripleChecker+Invalid, 3957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 65.39ms SdHoareTripleChecker+Time, 1255 IncrementalHoareTripleChecker+Valid, 2700 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12755.97ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:43:04,352 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [5552 Valid, 14624 Invalid, 3957 Unknown, 0 Unchecked, 65.39ms Time], IncrementalHoareTripleChecker [1255 Valid, 2700 Invalid, 2 Unknown, 0 Unchecked, 12755.97ms Time]
[2021-11-13 17:43:04,723 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 106871 states.
[2021-11-13 17:43:08,542 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 106871 to 97799.
[2021-11-13 17:43:08,634 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 97799 states, 73358 states have (on average 1.3432890754927889) internal successors, (98541), 73916 states have internal predecessors, (98541), 18799 states have call successors, (18799), 5648 states have call predecessors, (18799), 5639 states have return successors, (18795), 18534 states have call predecessors, (18795), 18795 states have call successors, (18795)
[2021-11-13 17:43:09,288 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 97799 states to 97799 states and 136135 transitions.
[2021-11-13 17:43:09,292 INFO  L78                 Accepts]: Start accepts. Automaton has 97799 states and 136135 transitions. Word has length 483
[2021-11-13 17:43:09,293 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:43:09,293 INFO  L470      AbstractCegarLoop]: Abstraction has 97799 states and 136135 transitions.
[2021-11-13 17:43:09,293 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45)
[2021-11-13 17:43:09,293 INFO  L276                IsEmpty]: Start isEmpty. Operand 97799 states and 136135 transitions.
[2021-11-13 17:43:09,308 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 489
[2021-11-13 17:43:09,308 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:43:09,309 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:43:09,309 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-11-13 17:43:09,309 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:43:09,310 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:43:09,310 INFO  L85        PathProgramCache]: Analyzing trace with hash -500203379, now seen corresponding path program 1 times
[2021-11-13 17:43:09,310 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:43:09,311 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807948777]
[2021-11-13 17:43:09,311 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:43:09,311 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:43:09,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,633 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:43:10,642 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,662 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,663 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,678 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:43:10,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,705 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,706 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,720 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:43:10,728 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,747 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,762 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:43:10,770 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,789 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,789 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,803 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:43:10,812 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,830 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,831 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,844 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:43:10,853 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,870 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,871 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,884 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:43:10,893 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,910 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,911 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,924 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:43:10,934 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,951 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,966 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:43:10,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:10,993 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:10,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,008 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:43:11,018 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,035 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,036 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,049 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:43:11,058 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,076 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,077 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,090 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:43:11,101 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,118 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,132 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:43:11,142 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,159 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,160 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,172 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:43:11,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,199 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,200 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,213 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:43:11,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,241 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,241 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,255 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:43:11,265 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,282 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,283 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,296 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:43:11,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,323 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,324 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,337 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:43:11,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,364 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,365 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,378 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:43:11,388 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,406 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,417 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:43:11,435 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,452 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,453 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,463 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:43:11,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,485 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,496 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:43:11,507 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,520 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,521 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,531 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:43:11,541 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,557 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,558 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,568 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:43:11,578 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,589 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,600 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:43:11,612 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,625 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,638 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:43:11,649 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,662 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,663 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,673 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:43:11,687 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,701 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,702 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,710 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:43:11,720 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,729 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,730 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,737 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:43:11,747 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,756 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,758 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,766 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:43:11,775 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,784 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,785 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,792 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:43:11,802 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,820 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,822 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,832 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:43:11,843 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,851 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:43:11,860 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,870 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:43:11,880 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,889 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,891 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,898 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,899 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,906 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:43:11,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,925 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:43:11,935 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,943 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:43:11,956 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,968 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:43:11,980 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:11,992 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:11,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,003 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:43:12,016 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,026 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:43:12,039 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,050 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463
[2021-11-13 17:43:12,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,074 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469
[2021-11-13 17:43:12,076 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,086 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474
[2021-11-13 17:43:12,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,095 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479
[2021-11-13 17:43:12,097 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:12,109 INFO  L134       CoverageAnalysis]: Checked inductivity of 4928 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4922 trivial. 0 not checked.
[2021-11-13 17:43:12,109 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:43:12,110 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807948777]
[2021-11-13 17:43:12,110 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807948777] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:43:12,110 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:43:12,110 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-11-13 17:43:12,111 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455754711]
[2021-11-13 17:43:12,111 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:43:12,112 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-11-13 17:43:12,112 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:43:12,113 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-11-13 17:43:12,113 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-11-13 17:43:12,113 INFO  L87              Difference]: Start difference. First operand 97799 states and 136135 transitions. Second operand  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46)
[2021-11-13 17:43:14,437 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-13 17:43:26,391 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 []
[2021-11-13 17:43:29,843 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:43:29,843 INFO  L93              Difference]: Finished difference Result 106875 states and 150262 transitions.
[2021-11-13 17:43:29,844 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-11-13 17:43:29,845 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 488
[2021-11-13 17:43:29,846 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-11-13 17:43:30,305 INFO  L225             Difference]: With dead ends: 106875
[2021-11-13 17:43:30,305 INFO  L226             Difference]: Without dead ends: 106873
[2021-11-13 17:43:30,350 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90
[2021-11-13 17:43:30,351 INFO  L933         BasicCegarLoop]: 4529 mSDtfsCounter, 5198 mSDsluCounter, 10050 mSDsCounter, 0 mSdLazyCounter, 2662 mSolverCounterSat, 1276 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12239.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5554 SdHoareTripleChecker+Valid, 14579 SdHoareTripleChecker+Invalid, 3940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 66.38ms SdHoareTripleChecker+Time, 1276 IncrementalHoareTripleChecker+Valid, 2662 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13564.82ms IncrementalHoareTripleChecker+Time
[2021-11-13 17:43:30,352 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [5554 Valid, 14579 Invalid, 3940 Unknown, 0 Unchecked, 66.38ms Time], IncrementalHoareTripleChecker [1276 Valid, 2662 Invalid, 2 Unknown, 0 Unchecked, 13564.82ms Time]
[2021-11-13 17:43:30,473 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 106873 states.
[2021-11-13 17:43:35,388 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 106873 to 97803.
[2021-11-13 17:43:35,501 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 97803 states, 73361 states have (on average 1.343275037145077) internal successors, (98544), 73919 states have internal predecessors, (98544), 18799 states have call successors, (18799), 5649 states have call predecessors, (18799), 5640 states have return successors, (18795), 18534 states have call predecessors, (18795), 18795 states have call successors, (18795)
[2021-11-13 17:43:35,852 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 97803 states to 97803 states and 136138 transitions.
[2021-11-13 17:43:35,857 INFO  L78                 Accepts]: Start accepts. Automaton has 97803 states and 136138 transitions. Word has length 488
[2021-11-13 17:43:35,858 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-11-13 17:43:35,858 INFO  L470      AbstractCegarLoop]: Abstraction has 97803 states and 136138 transitions.
[2021-11-13 17:43:35,858 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46)
[2021-11-13 17:43:35,858 INFO  L276                IsEmpty]: Start isEmpty. Operand 97803 states and 136138 transitions.
[2021-11-13 17:43:35,874 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 494
[2021-11-13 17:43:35,875 INFO  L506         BasicCegarLoop]: Found error trace
[2021-11-13 17:43:35,875 INFO  L514         BasicCegarLoop]: trace histogram [36, 36, 32, 32, 32, 32, 32, 32, 5, 4, 4, 4, 4, 4, 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]
[2021-11-13 17:43:35,876 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2021-11-13 17:43:35,876 INFO  L402      AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] ===
[2021-11-13 17:43:35,876 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:43:35,877 INFO  L85        PathProgramCache]: Analyzing trace with hash 808161725, now seen corresponding path program 1 times
[2021-11-13 17:43:35,877 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:43:35,877 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830105893]
[2021-11-13 17:43:35,877 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:43:35,878 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:43:36,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,100 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3
[2021-11-13 17:43:37,108 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,119 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,120 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,128 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2021-11-13 17:43:37,133 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,140 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,141 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,147 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25
[2021-11-13 17:43:37,152 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,168 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,169 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,177 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36
[2021-11-13 17:43:37,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,195 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,204 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47
[2021-11-13 17:43:37,211 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,222 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,231 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58
[2021-11-13 17:43:37,238 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,249 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,250 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,258 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69
[2021-11-13 17:43:37,265 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,276 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,277 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,286 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80
[2021-11-13 17:43:37,294 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,305 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,314 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91
[2021-11-13 17:43:37,322 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,332 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,341 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2021-11-13 17:43:37,349 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,359 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,360 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,368 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113
[2021-11-13 17:43:37,376 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,387 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,387 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,396 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124
[2021-11-13 17:43:37,404 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,414 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,423 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135
[2021-11-13 17:43:37,431 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,442 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,443 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,451 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146
[2021-11-13 17:43:37,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,471 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,471 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,480 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157
[2021-11-13 17:43:37,488 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,499 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,500 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,508 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168
[2021-11-13 17:43:37,517 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,528 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,537 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179
[2021-11-13 17:43:37,548 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,559 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,560 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,568 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190
[2021-11-13 17:43:37,578 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,589 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,598 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201
[2021-11-13 17:43:37,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,617 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,618 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,627 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212
[2021-11-13 17:43:37,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,647 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,660 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223
[2021-11-13 17:43:37,668 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,679 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,680 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,688 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234
[2021-11-13 17:43:37,698 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,708 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,709 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,717 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245
[2021-11-13 17:43:37,727 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,738 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,739 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,747 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256
[2021-11-13 17:43:37,757 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,767 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,768 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,777 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267
[2021-11-13 17:43:37,787 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,796 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,796 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,802 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278
[2021-11-13 17:43:37,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,821 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,822 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,829 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289
[2021-11-13 17:43:37,837 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,844 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,845 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,851 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300
[2021-11-13 17:43:37,859 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,866 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,873 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311
[2021-11-13 17:43:37,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,889 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,889 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,896 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322
[2021-11-13 17:43:37,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,913 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,914 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,920 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333
[2021-11-13 17:43:37,929 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,937 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:37,937 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,943 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346
[2021-11-13 17:43:37,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,966 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370
[2021-11-13 17:43:37,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:37,983 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376
[2021-11-13 17:43:37,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,003 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:38,004 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,013 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:38,014 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,023 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392
[2021-11-13 17:43:38,033 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,042 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404
[2021-11-13 17:43:38,053 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,062 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410
[2021-11-13 17:43:38,073 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,082 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421
[2021-11-13 17:43:38,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,098 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2021-11-13 17:43:38,099 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,105 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433
[2021-11-13 17:43:38,114 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,122 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440
[2021-11-13 17:43:38,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,138 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463
[2021-11-13 17:43:38,148 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,155 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469
[2021-11-13 17:43:38,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,162 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474
[2021-11-13 17:43:38,163 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,170 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479
[2021-11-13 17:43:38,171 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,177 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484
[2021-11-13 17:43:38,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:43:38,186 INFO  L134       CoverageAnalysis]: Checked inductivity of 4942 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4934 trivial. 0 not checked.
[2021-11-13 17:43:38,187 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:43:38,187 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830105893]
[2021-11-13 17:43:38,187 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830105893] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:43:38,187 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:43:38,188 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-11-13 17:43:38,188 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847891131]
[2021-11-13 17:43:38,188 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:43:38,189 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-11-13 17:43:38,189 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:43:38,190 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-11-13 17:43:38,190 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-11-13 17:43:38,190 INFO  L87              Difference]: Start difference. First operand 97803 states and 136138 transitions. Second operand  has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47)
[2021-11-13 17:43:40,497 WARN  L515   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []