./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-platform-marvell-ccic-cafe_ccic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --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 73ecee8eedb0e3495ea3ea96569137c1cfa2b173c42f999b4aef52ca9331e2d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:50:40,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:50:40,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 22:50:40,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:50:40,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:50:40,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:50:40,713 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:50:40,713 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:50:40,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:50:40,713 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:50:40,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:50:40,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:50:40,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:50:40,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:50:40,714 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:50:40,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:50:40,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:50:40,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:50:40,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:50:40,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:50:40,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:50:40,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:50:40,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:50:40,716 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:50:40,716 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:50:40,716 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:50:40,716 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:40,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:50:40,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:40,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:50:40,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:50:40,720 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 73ecee8eedb0e3495ea3ea96569137c1cfa2b173c42f999b4aef52ca9331e2d3 [2024-11-23 22:50:41,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:50:41,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:50:41,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:50:41,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:50:41,084 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:50:41,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i [2024-11-23 22:50:44,035 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/data/1c4d06506/95aada8960bf4ea5bb4dd96ad25ffd26/FLAGdabe1fe33 [2024-11-23 22:50:44,874 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:50:44,875 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i [2024-11-23 22:50:44,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/data/1c4d06506/95aada8960bf4ea5bb4dd96ad25ffd26/FLAGdabe1fe33 [2024-11-23 22:50:44,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/data/1c4d06506/95aada8960bf4ea5bb4dd96ad25ffd26 [2024-11-23 22:50:44,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:50:44,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:50:44,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:44,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:50:44,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:50:44,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:44" (1/1) ... [2024-11-23 22:50:44,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d440087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:44, skipping insertion in model container [2024-11-23 22:50:44,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:50:44" (1/1) ... [2024-11-23 22:50:45,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:50:48,492 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367316,367329] [2024-11-23 22:50:48,498 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367485,367498] [2024-11-23 22:50:48,499 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367652,367665] [2024-11-23 22:50:48,499 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367820,367833] [2024-11-23 22:50:48,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:48,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:50:48,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7818] [2024-11-23 22:50:48,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7825] [2024-11-23 22:50:48,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7832] [2024-11-23 22:50:48,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [7847-7848] [2024-11-23 22:50:48,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [7879-7880] [2024-11-23 22:50:48,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [7885-7887] [2024-11-23 22:50:48,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (98), "i" (12UL)); [7942-7943] [2024-11-23 22:50:48,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (99), "i" (12UL)); [7953-7954] [2024-11-23 22:50:48,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (52), "i" (12UL)); [8052-8053] [2024-11-23 22:50:48,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (65), "i" (12UL)); [8082-8083] [2024-11-23 22:50:49,475 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367316,367329] [2024-11-23 22:50:49,475 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367485,367498] [2024-11-23 22:50:49,476 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367652,367665] [2024-11-23 22:50:49,477 WARN L250 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_7abf1c64-51ef-431c-aa04-ed7f0de4104a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i[367820,367833] [2024-11-23 22:50:49,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:50:49,701 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:50:49,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49 WrapperNode [2024-11-23 22:50:49,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:50:49,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:49,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:50:49,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:50:49,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:49,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:51,153 INFO L138 Inliner]: procedures = 501, calls = 3542, calls flagged for inlining = 277, calls inlined = 264, statements flattened = 8252 [2024-11-23 22:50:51,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:50:51,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:50:51,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:50:51,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:50:51,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:51,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:51,554 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:54,501 INFO L175 MemorySlicer]: Split 2320 memory accesses to 16 slices as follows [2, 1, 52, 3, 16, 16, 52, 820, 28, 2, 2, 1299, 8, 16, 2, 1]. 56 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [2, 0, 0, 1, 8, 16, 0, 0, 0, 0, 0, 10, 6, 0, 0, 1]. The 1272 writes are split as follows [0, 0, 42, 0, 0, 0, 42, 299, 24, 1, 1, 846, 2, 15, 0, 0]. [2024-11-23 22:50:54,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:54,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,505 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,529 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:50:55,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:50:55,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:50:55,751 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:50:55,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (1/1) ... [2024-11-23 22:50:55,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:50:55,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:50:55,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:50:55,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7abf1c64-51ef-431c-aa04-ed7f0de4104a/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:50:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_v4l_mmap [2024-11-23 22:50:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_v4l_mmap [2024-11-23 22:50:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_start [2024-11-23 22:50:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_start [2024-11-23 22:50:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 22:50:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 22:50:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-23 22:50:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-23 22:50:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure to_cam [2024-11-23 22:50:55,842 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cam [2024-11-23 22:50:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_buffer_done [2024-11-23 22:50:55,842 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_buffer_done [2024-11-23 22:50:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 22:50:55,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure mccic_register [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mccic_register [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_power_down [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_power_down [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_sg_buf_cleanup [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_sg_buf_cleanup [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_alloc_dma_bufs [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_alloc_dma_bufs [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2024-11-23 22:50:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2024-11-23 22:50:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure vb_to_mvb [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vb_to_mvb [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_smbus_read_done [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_smbus_read_done [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_53 [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_53 [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_v4l_open [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_v4l_open [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_reg_read [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_reg_read [2024-11-23 22:50:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-23 22:50:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_stop_streaming [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_stop_streaming [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_sg_buf_init [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_sg_buf_init [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_shutdown [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_shutdown [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_free_dma_bufs [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_free_dma_bufs [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dev_lock_of_mcam_camera [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dev_lock_of_mcam_camera [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure __mcam_cam_reset [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __mcam_cam_reset [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-23 22:50:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 22:50:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_set_config_needed [2024-11-23 22:50:55,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_set_config_needed [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-23 22:50:55,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 22:50:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 22:50:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 22:50:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 22:50:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 22:50:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 22:50:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 22:50:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 22:50:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 22:50:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_pci_resume [2024-11-23 22:50:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_pci_resume [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-23 22:50:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-23 22:50:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-23 22:50:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-11-23 22:50:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-11-23 22:50:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-23 22:50:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-23 22:50:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_set_contig_buffer [2024-11-23 22:50:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_set_contig_buffer [2024-11-23 22:50:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-23 22:50:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-23 22:50:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_pci_remove [2024-11-23 22:50:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_pci_remove [2024-11-23 22:50:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure mccic_resume [2024-11-23 22:50:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mccic_resume [2024-11-23 22:50:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2024-11-23 22:50:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2024-11-23 22:50:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_cookie [2024-11-23 22:50:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_cookie [2024-11-23 22:50:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_stop [2024-11-23 22:50:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_stop [2024-11-23 22:50:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-23 22:50:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-23 22:50:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 22:50:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-23 22:50:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-23 22:50:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-23 22:50:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-23 22:50:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-23 22:50:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_pci_probe [2024-11-23 22:50:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_pci_probe [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-23 22:50:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_smbus_shutdown [2024-11-23 22:50:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_smbus_shutdown [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 22:50:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-23 22:50:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 22:50:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 22:50:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 22:50:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-23 22:50:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-23 22:50:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_dma_sg [2024-11-23 22:50:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_dma_sg [2024-11-23 22:50:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_dev_lock_of_mcam_camera [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_dev_lock_of_mcam_camera [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_find_format [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_find_format [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_sg_buf_prepare [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_sg_buf_prepare [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_configure [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_configure [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_sg_next_buffer [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_sg_next_buffer [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:50:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_sg_buf_finish [2024-11-23 22:50:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_sg_buf_finish [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-23 22:50:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-23 22:50:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-23 22:50:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-23 22:50:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-23 22:50:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-23 22:50:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-23 22:50:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-23 22:50:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-23 22:50:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-23 22:50:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-23 22:50:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-23 22:50:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-23 22:50:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-23 22:50:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-23 22:50:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-23 22:50:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-23 22:50:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-23 22:50:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_v4l_poll [2024-11-23 22:50:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_v4l_poll [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 22:50:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 22:50:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 22:50:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_ctlr_init [2024-11-23 22:50:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_ctlr_init [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_reg_clear_bit [2024-11-23 22:50:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_reg_clear_bit [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_cam_set_flip [2024-11-23 22:50:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_cam_set_flip [2024-11-23 22:50:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_stop_dma [2024-11-23 22:50:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_stop_dma [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-23 22:50:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_cam_configure [2024-11-23 22:50:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_cam_configure [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_buf_queue [2024-11-23 22:50:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_buf_queue [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-23 22:50:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_read_setup [2024-11-23 22:50:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_read_setup [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-23 22:50:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 22:50:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 22:50:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 22:50:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 22:50:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 22:50:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 22:50:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 22:50:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 22:50:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 22:50:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 22:50:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 22:50:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 22:50:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 22:50:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 22:50:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 22:50:55,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 22:50:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_reg_write [2024-11-23 22:50:55,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_reg_write [2024-11-23 22:50:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cafe_exit_9_2 [2024-11-23 22:50:55,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cafe_exit_9_2 [2024-11-23 22:50:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-23 22:50:55,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-23 22:50:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_v4l_release [2024-11-23 22:50:55,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_v4l_release [2024-11-23 22:50:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-23 22:50:55,876 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 22:50:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 22:50:55,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 22:50:55,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 22:50:55,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 22:50:55,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 22:50:55,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fill_mbus_format [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fill_mbus_format [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_ctlr_power_up [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_ctlr_power_up [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_reg_write_mask [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_reg_write_mask [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_ctlr_power_up [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_ctlr_power_up [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-23 22:50:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-23 22:50:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_disable_mipi [2024-11-23 22:50:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_disable_mipi [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 22:50:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 22:50:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 22:50:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 22:50:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 22:50:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 22:50:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 22:50:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 22:50:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 22:50:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 22:50:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 22:50:55,885 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_smbus_write_done [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_smbus_write_done [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_cam_init [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_cam_init [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure mccic_shutdown [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mccic_shutdown [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vidioc_try_fmt_vid_cap [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vidioc_try_fmt_vid_cap [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_reg_set_bit [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_reg_set_bit [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-23 22:50:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2024-11-23 22:50:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_dma_sg_plane_desc [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_dma_sg_plane_desc [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure cafe_ctlr_power_down [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cafe_ctlr_power_down [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_wait_finish [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_wait_finish [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_queue_release [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_queue_release [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure mcam_vb_wait_prepare [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mcam_vb_wait_prepare [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-23 22:50:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 22:50:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 22:50:55,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-23 22:50:55,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-23 22:50:57,467 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:50:57,472 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:50:57,657 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 22:51:37,309 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-23 22:51:39,091 INFO L? ?]: Removed 3379 outVars from TransFormulas that were not future-live. [2024-11-23 22:51:39,092 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:51:39,165 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:51:39,166 INFO L312 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-23 22:51:39,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:39 BoogieIcfgContainer [2024-11-23 22:51:39,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:51:39,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:51:39,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:51:39,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:51:39,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:50:44" (1/3) ... [2024-11-23 22:51:39,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae74076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:39, skipping insertion in model container [2024-11-23 22:51:39,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:50:49" (2/3) ... [2024-11-23 22:51:39,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae74076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:39, skipping insertion in model container [2024-11-23 22:51:39,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:39" (3/3) ... [2024-11-23 22:51:39,177 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i [2024-11-23 22:51:39,198 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:51:39,202 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-marvell-ccic-cafe_ccic.cil.i that has 156 procedures, 2559 locations, 1 initial locations, 33 loop locations, and 3 error locations. [2024-11-23 22:51:39,353 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:51:39,369 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17be0fb9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:51:39,369 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-23 22:51:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 2422 states, 1651 states have (on average 1.2816474863718958) internal successors, (2116), 1693 states have internal predecessors, (2116), 645 states have call successors, (645), 125 states have call predecessors, (645), 124 states have return successors, (637), 622 states have call predecessors, (637), 637 states have call successors, (637) [2024-11-23 22:51:39,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2024-11-23 22:51:39,404 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:51:39,405 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:51:39,406 INFO L396 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)] === [2024-11-23 22:51:39,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:51:39,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1293843646, now seen corresponding path program 1 times [2024-11-23 22:51:39,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:51:39,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206125577] [2024-11-23 22:51:39,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:51:39,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:52:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:52:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2024-11-23 22:52:08,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:52:08,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206125577] [2024-11-23 22:52:08,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206125577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:52:08,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:52:08,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:52:08,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964487954] [2024-11-23 22:52:08,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:52:08,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:52:08,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:52:08,574 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:52:08,575 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:52:08,586 INFO L87 Difference]: Start difference. First operand has 2422 states, 1651 states have (on average 1.2816474863718958) internal successors, (2116), 1693 states have internal predecessors, (2116), 645 states have call successors, (645), 125 states have call predecessors, (645), 124 states have return successors, (637), 622 states have call predecessors, (637), 637 states have call successors, (637) Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-23 22:52:12,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:52:14,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:52:14,071 INFO L93 Difference]: Finished difference Result 6995 states and 10171 transitions. [2024-11-23 22:52:14,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:52:14,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 320 [2024-11-23 22:52:14,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:52:14,139 INFO L225 Difference]: With dead ends: 6995 [2024-11-23 22:52:14,139 INFO L226 Difference]: Without dead ends: 4615 [2024-11-23 22:52:14,165 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:52:14,168 INFO L435 NwaCegarLoop]: 3382 mSDtfsCounter, 3152 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3152 SdHoareTripleChecker+Valid, 6741 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:52:14,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3152 Valid, 6741 Invalid, 31 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-23 22:52:14,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4615 states. [2024-11-23 22:52:14,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4615 to 4592. [2024-11-23 22:52:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4592 states, 3139 states have (on average 1.2688754380375915) internal successors, (3983), 3221 states have internal predecessors, (3983), 1209 states have call successors, (1209), 244 states have call predecessors, (1209), 241 states have return successors, (1297), 1167 states have call predecessors, (1297), 1205 states have call successors, (1297) [2024-11-23 22:52:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4592 states and 6489 transitions. [2024-11-23 22:52:14,662 INFO L78 Accepts]: Start accepts. Automaton has 4592 states and 6489 transitions. Word has length 320 [2024-11-23 22:52:14,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:52:14,663 INFO L471 AbstractCegarLoop]: Abstraction has 4592 states and 6489 transitions. [2024-11-23 22:52:14,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-23 22:52:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 4592 states and 6489 transitions. [2024-11-23 22:52:14,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-11-23 22:52:14,685 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:52:14,687 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:52:14,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 22:52:14,688 INFO L396 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)] === [2024-11-23 22:52:14,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:52:14,689 INFO L85 PathProgramCache]: Analyzing trace with hash 423081938, now seen corresponding path program 1 times [2024-11-23 22:52:14,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:52:14,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253797637] [2024-11-23 22:52:14,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:52:14,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:52:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:52:45,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2024-11-23 22:52:45,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:52:45,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253797637] [2024-11-23 22:52:45,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253797637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:52:45,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:52:45,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:52:45,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062084714] [2024-11-23 22:52:45,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:52:45,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:52:45,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:52:45,040 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:52:45,040 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:52:45,041 INFO L87 Difference]: Start difference. First operand 4592 states and 6489 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-23 22:52:49,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:52:51,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:52:51,168 INFO L93 Difference]: Finished difference Result 13491 states and 19070 transitions. [2024-11-23 22:52:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:52:51,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 329 [2024-11-23 22:52:51,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:52:51,265 INFO L225 Difference]: With dead ends: 13491 [2024-11-23 22:52:51,265 INFO L226 Difference]: Without dead ends: 8958 [2024-11-23 22:52:51,297 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:52:51,299 INFO L435 NwaCegarLoop]: 3356 mSDtfsCounter, 3151 mSDsluCounter, 3271 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 6627 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:52:51,300 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3151 Valid, 6627 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 42 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-23 22:52:51,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8958 states. [2024-11-23 22:52:51,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8958 to 8954. [2024-11-23 22:52:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8954 states, 6138 states have (on average 1.2699576409253828) internal successors, (7795), 6294 states have internal predecessors, (7795), 2334 states have call successors, (2334), 484 states have call predecessors, (2334), 479 states have return successors, (2514), 2257 states have call predecessors, (2514), 2330 states have call successors, (2514) [2024-11-23 22:52:51,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8954 states to 8954 states and 12643 transitions. [2024-11-23 22:52:51,948 INFO L78 Accepts]: Start accepts. Automaton has 8954 states and 12643 transitions. Word has length 329 [2024-11-23 22:52:51,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:52:51,951 INFO L471 AbstractCegarLoop]: Abstraction has 8954 states and 12643 transitions. [2024-11-23 22:52:51,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-23 22:52:51,951 INFO L276 IsEmpty]: Start isEmpty. Operand 8954 states and 12643 transitions. [2024-11-23 22:52:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2024-11-23 22:52:51,968 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:52:51,968 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:52:51,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:52:51,969 INFO L396 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)] === [2024-11-23 22:52:51,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:52:51,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1459905776, now seen corresponding path program 1 times [2024-11-23 22:52:51,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:52:51,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568694227] [2024-11-23 22:52:51,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:52:51,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:22,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2024-11-23 22:53:22,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:53:22,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568694227] [2024-11-23 22:53:22,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568694227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:53:22,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:53:22,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:53:22,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793708913] [2024-11-23 22:53:22,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:53:22,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:53:22,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:53:22,832 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:53:22,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:53:22,833 INFO L87 Difference]: Start difference. First operand 8954 states and 12643 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-23 22:53:27,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:53:28,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:28,770 INFO L93 Difference]: Finished difference Result 21592 states and 30455 transitions. [2024-11-23 22:53:28,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:53:28,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 335 [2024-11-23 22:53:28,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:53:28,927 INFO L225 Difference]: With dead ends: 21592 [2024-11-23 22:53:28,927 INFO L226 Difference]: Without dead ends: 12697 [2024-11-23 22:53:28,989 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:53:28,991 INFO L435 NwaCegarLoop]: 3360 mSDtfsCounter, 2948 mSDsluCounter, 3321 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2948 SdHoareTripleChecker+Valid, 6681 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:53:28,992 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2948 Valid, 6681 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-23 22:53:29,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12697 states. [2024-11-23 22:53:29,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12697 to 12672. [2024-11-23 22:53:29,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12672 states, 8671 states have (on average 1.2661746050051896) internal successors, (10979), 8911 states have internal predecessors, (10979), 3299 states have call successors, (3299), 706 states have call predecessors, (3299), 699 states have return successors, (3571), 3177 states have call predecessors, (3571), 3295 states have call successors, (3571) [2024-11-23 22:53:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12672 states to 12672 states and 17849 transitions. [2024-11-23 22:53:29,922 INFO L78 Accepts]: Start accepts. Automaton has 12672 states and 17849 transitions. Word has length 335 [2024-11-23 22:53:29,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:53:29,923 INFO L471 AbstractCegarLoop]: Abstraction has 12672 states and 17849 transitions. [2024-11-23 22:53:29,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-23 22:53:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 12672 states and 17849 transitions. [2024-11-23 22:53:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2024-11-23 22:53:29,937 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:53:29,938 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:29,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:53:29,938 INFO L396 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)] === [2024-11-23 22:53:29,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:29,940 INFO L85 PathProgramCache]: Analyzing trace with hash 2129618712, now seen corresponding path program 1 times [2024-11-23 22:53:29,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:53:29,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997405444] [2024-11-23 22:53:29,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:29,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2024-11-23 22:54:01,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:54:01,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997405444] [2024-11-23 22:54:01,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997405444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:54:01,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:54:01,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:54:01,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925587146] [2024-11-23 22:54:01,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:54:01,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:54:01,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:54:01,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:54:01,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:54:01,262 INFO L87 Difference]: Start difference. First operand 12672 states and 17849 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 22:54:05,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:08,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:54:08,020 INFO L93 Difference]: Finished difference Result 33364 states and 46954 transitions. [2024-11-23 22:54:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:54:08,021 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 343 [2024-11-23 22:54:08,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:54:08,214 INFO L225 Difference]: With dead ends: 33364 [2024-11-23 22:54:08,215 INFO L226 Difference]: Without dead ends: 20751 [2024-11-23 22:54:08,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:54:08,296 INFO L435 NwaCegarLoop]: 3922 mSDtfsCounter, 3093 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3093 SdHoareTripleChecker+Valid, 7197 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:54:08,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3093 Valid, 7197 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2024-11-23 22:54:08,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20751 states. [2024-11-23 22:54:09,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20751 to 20724. [2024-11-23 22:54:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20724 states, 14195 states have (on average 1.263191264529764) internal successors, (17931), 14603 states have internal predecessors, (17931), 5355 states have call successors, (5355), 1186 states have call predecessors, (5355), 1171 states have return successors, (5778), 5139 states have call predecessors, (5778), 5351 states have call successors, (5778) [2024-11-23 22:54:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20724 states to 20724 states and 29064 transitions. [2024-11-23 22:54:09,377 INFO L78 Accepts]: Start accepts. Automaton has 20724 states and 29064 transitions. Word has length 343 [2024-11-23 22:54:09,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:54:09,378 INFO L471 AbstractCegarLoop]: Abstraction has 20724 states and 29064 transitions. [2024-11-23 22:54:09,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 22:54:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 20724 states and 29064 transitions. [2024-11-23 22:54:09,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2024-11-23 22:54:09,386 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:09,386 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:09,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:54:09,387 INFO L396 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)] === [2024-11-23 22:54:09,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:09,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1367584550, now seen corresponding path program 1 times [2024-11-23 22:54:09,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:09,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276309404] [2024-11-23 22:54:09,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:09,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2024-11-23 22:54:37,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:54:37,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276309404] [2024-11-23 22:54:37,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276309404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:54:37,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:54:37,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:54:37,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820732277] [2024-11-23 22:54:37,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:54:37,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:54:37,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:54:37,630 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:54:37,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:54:37,630 INFO L87 Difference]: Start difference. First operand 20724 states and 29064 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 22:54:41,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:54:44,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:54:44,972 INFO L93 Difference]: Finished difference Result 53356 states and 74437 transitions. [2024-11-23 22:54:44,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:54:44,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 338 [2024-11-23 22:54:44,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:54:45,187 INFO L225 Difference]: With dead ends: 53356 [2024-11-23 22:54:45,188 INFO L226 Difference]: Without dead ends: 32691 [2024-11-23 22:54:45,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:54:45,278 INFO L435 NwaCegarLoop]: 3619 mSDtfsCounter, 2653 mSDsluCounter, 3226 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2653 SdHoareTripleChecker+Valid, 6845 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:54:45,278 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2653 Valid, 6845 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 124 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2024-11-23 22:54:45,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32691 states. [2024-11-23 22:54:46,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32691 to 32654. [2024-11-23 22:54:46,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32654 states, 22129 states have (on average 1.255501830177595) internal successors, (27783), 22847 states have internal predecessors, (27783), 8461 states have call successors, (8461), 2088 states have call predecessors, (8461), 2061 states have return successors, (9074), 8049 states have call predecessors, (9074), 8457 states have call successors, (9074) [2024-11-23 22:54:47,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32654 states to 32654 states and 45318 transitions. [2024-11-23 22:54:47,389 INFO L78 Accepts]: Start accepts. Automaton has 32654 states and 45318 transitions. Word has length 338 [2024-11-23 22:54:47,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:54:47,390 INFO L471 AbstractCegarLoop]: Abstraction has 32654 states and 45318 transitions. [2024-11-23 22:54:47,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 22:54:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 32654 states and 45318 transitions. [2024-11-23 22:54:47,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-11-23 22:54:47,398 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:47,398 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:47,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:54:47,399 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2024-11-23 22:54:47,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:47,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1197231519, now seen corresponding path program 1 times [2024-11-23 22:54:47,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:47,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014059398] [2024-11-23 22:54:47,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:47,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:55:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2024-11-23 22:55:11,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:55:11,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014059398] [2024-11-23 22:55:11,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014059398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:55:11,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:55:11,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:55:11,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26423879] [2024-11-23 22:55:11,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:11,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:55:11,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:55:11,610 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:55:11,610 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:55:11,610 INFO L87 Difference]: Start difference. First operand 32654 states and 45318 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 22:55:15,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:17,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:17,760 INFO L93 Difference]: Finished difference Result 86967 states and 120845 transitions. [2024-11-23 22:55:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:55:17,760 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 340 [2024-11-23 22:55:17,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:18,125 INFO L225 Difference]: With dead ends: 86967 [2024-11-23 22:55:18,125 INFO L226 Difference]: Without dead ends: 54372 [2024-11-23 22:55:18,276 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:55:18,277 INFO L435 NwaCegarLoop]: 3785 mSDtfsCounter, 3091 mSDsluCounter, 3297 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3091 SdHoareTripleChecker+Valid, 7082 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:18,278 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3091 Valid, 7082 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 49 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-23 22:55:18,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54372 states. [2024-11-23 22:55:20,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54372 to 54319. [2024-11-23 22:55:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54319 states, 36845 states have (on average 1.2558284706201654) internal successors, (46271), 38065 states have internal predecessors, (46271), 14085 states have call successors, (14085), 3431 states have call predecessors, (14085), 3386 states have return successors, (15115), 13370 states have call predecessors, (15115), 14081 states have call successors, (15115) [2024-11-23 22:55:21,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54319 states to 54319 states and 75471 transitions. [2024-11-23 22:55:21,285 INFO L78 Accepts]: Start accepts. Automaton has 54319 states and 75471 transitions. Word has length 340 [2024-11-23 22:55:21,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:21,286 INFO L471 AbstractCegarLoop]: Abstraction has 54319 states and 75471 transitions. [2024-11-23 22:55:21,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 22:55:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 54319 states and 75471 transitions. [2024-11-23 22:55:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-23 22:55:21,294 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:21,294 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 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] [2024-11-23 22:55:21,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:55:21,294 INFO L396 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)] === [2024-11-23 22:55:21,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:21,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1831683109, now seen corresponding path program 1 times [2024-11-23 22:55:21,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:55:21,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946073068] [2024-11-23 22:55:21,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:21,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:55:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:53,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3539 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3525 trivial. 0 not checked. [2024-11-23 22:55:53,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:55:53,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946073068] [2024-11-23 22:55:53,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946073068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:55:53,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:55:53,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:55:53,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131714639] [2024-11-23 22:55:53,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:53,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:55:53,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:55:53,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:55:53,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:55:53,990 INFO L87 Difference]: Start difference. First operand 54319 states and 75471 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-23 22:55:58,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:56:06,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:56:06,582 INFO L93 Difference]: Finished difference Result 160234 states and 222802 transitions. [2024-11-23 22:56:06,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:56:06,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 396 [2024-11-23 22:56:06,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:56:07,420 INFO L225 Difference]: With dead ends: 160234 [2024-11-23 22:56:07,420 INFO L226 Difference]: Without dead ends: 106044 [2024-11-23 22:56:07,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:56:07,663 INFO L435 NwaCegarLoop]: 5362 mSDtfsCounter, 3115 mSDsluCounter, 3306 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3115 SdHoareTripleChecker+Valid, 8668 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:56:07,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3115 Valid, 8668 Invalid, 50 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-23 22:56:07,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106044 states. [2024-11-23 22:56:14,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106044 to 106040. [2024-11-23 22:56:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106040 states, 72047 states have (on average 1.2549169292267548) internal successors, (90413), 74277 states have internal predecessors, (90413), 27363 states have call successors, (27363), 6700 states have call predecessors, (27363), 6627 states have return successors, (29427), 26158 states have call predecessors, (29427), 27359 states have call successors, (29427) [2024-11-23 22:56:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106040 states to 106040 states and 147203 transitions. [2024-11-23 22:56:15,619 INFO L78 Accepts]: Start accepts. Automaton has 106040 states and 147203 transitions. Word has length 396 [2024-11-23 22:56:15,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:56:15,624 INFO L471 AbstractCegarLoop]: Abstraction has 106040 states and 147203 transitions. [2024-11-23 22:56:15,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-23 22:56:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand 106040 states and 147203 transitions. [2024-11-23 22:56:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2024-11-23 22:56:15,651 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:56:15,652 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 27, 27, 27, 27, 27, 27, 4, 4, 4, 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] [2024-11-23 22:56:15,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 22:56:15,654 INFO L396 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)] === [2024-11-23 22:56:15,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:56:15,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1077080793, now seen corresponding path program 1 times [2024-11-23 22:56:15,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:56:15,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183909697] [2024-11-23 22:56:15,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:15,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms