./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 678d1ed0889f06c506279e4c19484f47385b64dd1d4a949ec484624bf8468835 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:36,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:36,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:28:36,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:36,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:36,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:36,193 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:36,194 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:36,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:36,199 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:36,200 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:36,201 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:36,202 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:36,203 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:36,204 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:36,204 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:36,204 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:36,205 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:36,205 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:36,206 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:36,207 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:36,208 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:36,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:36,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:36,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:36,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:36,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:36,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:36,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:36,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:36,214 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:36,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:36,214 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:36,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:36,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:36,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:36,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:36,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:36,216 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:36,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:36,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:36,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:36,221 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:36,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:36,222 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 678d1ed0889f06c506279e4c19484f47385b64dd1d4a949ec484624bf8468835 [2023-11-23 21:28:36,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:36,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:36,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:36,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:36,584 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:36,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2023-11-23 21:28:39,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:40,742 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:40,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2023-11-23 21:28:40,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/data/ac49c273e/89feea6c86b140ec945c95052a22cf53/FLAG1ed14407d [2023-11-23 21:28:40,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/data/ac49c273e/89feea6c86b140ec945c95052a22cf53 [2023-11-23 21:28:40,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:40,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:40,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:40,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:40,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:40,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:40" (1/1) ... [2023-11-23 21:28:40,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f839627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:40, skipping insertion in model container [2023-11-23 21:28:40,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:40" (1/1) ... [2023-11-23 21:28:41,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:48,356 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596672,596685] [2023-11-23 21:28:48,361 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596841,596854] [2023-11-23 21:28:48,361 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597008,597021] [2023-11-23 21:28:48,362 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597176,597189] [2023-11-23 21:28:48,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:48,485 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:48,642 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"); [6147] [2023-11-23 21:28:48,644 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)); [6154] [2023-11-23 21:28:48,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6161] [2023-11-23 21:28:48,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6177] [2023-11-23 21:28:48,648 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)); [6243-6244] [2023-11-23 21:28:48,648 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"); [6249-6251] [2023-11-23 21:28:48,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6427] [2023-11-23 21:28:48,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6435] [2023-11-23 21:28:48,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6443] [2023-11-23 21:28:48,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6450] [2023-11-23 21:28:48,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6457] [2023-11-23 21:28:48,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6464] [2023-11-23 21:28:48,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6561] [2023-11-23 21:28:48,659 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/dynamic_queue_limits.h"), "i" (74), "i" (12UL)); [6590-6591] [2023-11-23 21:28:48,665 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" (19), "i" (12UL)); [6720-6721] [2023-11-23 21:28:48,667 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" (36), "i" (12UL)); [6754-6755] [2023-11-23 21:28:48,669 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" (79), "i" (12UL)); [6795-6796] [2023-11-23 21:28:48,671 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" (91), "i" (12UL)); [6824-6825] [2023-11-23 21:28:48,672 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" (103), "i" (12UL)); [6861-6862] [2023-11-23 21:28:48,674 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" (115), "i" (12UL)); [6898-6899] [2023-11-23 21:28:48,690 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/netdevice.h"), "i" (502), "i" (12UL)); [7393-7394] [2023-11-23 21:28:48,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7400] [2023-11-23 21:28:48,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7579] [2023-11-23 21:28:48,697 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7619] [2023-11-23 21:28:48,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7796] [2023-11-23 21:28:48,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7799] [2023-11-23 21:28:48,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7802] [2023-11-23 21:28:48,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7805] [2023-11-23 21:28:48,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7836] [2023-11-23 21:28:48,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7839] [2023-11-23 21:28:48,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7842] [2023-11-23 21:28:48,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7845] [2023-11-23 21:28:48,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7876] [2023-11-23 21:28:48,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7879] [2023-11-23 21:28:48,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7882] [2023-11-23 21:28:48,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7885] [2023-11-23 21:28:48,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7916] [2023-11-23 21:28:48,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7919] [2023-11-23 21:28:48,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7922] [2023-11-23 21:28:48,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7925] [2023-11-23 21:28:48,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [8046] [2023-11-23 21:28:48,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8049] [2023-11-23 21:28:48,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8052] [2023-11-23 21:28:48,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8055] [2023-11-23 21:28:48,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [8086] [2023-11-23 21:28:48,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8089] [2023-11-23 21:28:48,712 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8092] [2023-11-23 21:28:48,712 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8095] [2023-11-23 21:28:48,712 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [8126] [2023-11-23 21:28:48,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8129] [2023-11-23 21:28:48,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8132] [2023-11-23 21:28:48,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8135] [2023-11-23 21:28:48,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [8166] [2023-11-23 21:28:48,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8169] [2023-11-23 21:28:48,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8172] [2023-11-23 21:28:48,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8175] [2023-11-23 21:28:48,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9900] [2023-11-23 21:28:48,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9902] [2023-11-23 21:28:48,824 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 *)"drivers/net/ethernet/marvell/sky2.c"), "i" (1173), "i" (12UL)); [9941-9942] [2023-11-23 21:28:48,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10218] [2023-11-23 21:28:48,992 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 *)"drivers/net/ethernet/marvell/sky2.c"), "i" (2023), "i" (12UL)); [11163-11164] [2023-11-23 21:28:48,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11201] [2023-11-23 21:28:49,078 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [11905] [2023-11-23 21:28:49,081 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)sky2->rx_ring + (unsigned long )sky2->rx_next) [11953] [2023-11-23 21:28:49,088 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 *)"drivers/net/ethernet/marvell/sky2.c"), "i" (2687), "i" (12UL)); [12095-12096] [2023-11-23 21:28:49,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [12193] [2023-11-23 21:28:49,170 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)hw->st_le + (unsigned long )hw->st_idx) [12847] [2023-11-23 21:28:49,172 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 *)"drivers/net/ethernet/marvell/sky2.c"), "i" (3130), "i" (12UL)); [12932-12933] [2023-11-23 21:28:49,526 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596672,596685] [2023-11-23 21:28:49,527 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596841,596854] [2023-11-23 21:28:49,528 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597008,597021] [2023-11-23 21:28:49,528 WARN L240 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_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597176,597189] [2023-11-23 21:28:49,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:50,301 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:50,301 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:50,302 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:50,302 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:50,302 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:50,310 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:50,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50 WrapperNode [2023-11-23 21:28:50,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:50,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:50,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:50,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:50,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:50,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:50,944 INFO L138 Inliner]: procedures = 824, calls = 5794, calls flagged for inlining = 433, calls inlined = 373, statements flattened = 12583 [2023-11-23 21:28:50,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:50,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:50,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:50,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:50,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:50,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:51,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:51,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:51,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:51,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (1/1) ... [2023-11-23 21:28:51,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:51,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:51,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:51,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01ab5dac-6313-4a91-9772-2a50d7e8c2c9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:51,639 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:28:51,639 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:28:51,639 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2023-11-23 21:28:51,639 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2023-11-23 21:28:51,639 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2023-11-23 21:28:51,640 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2023-11-23 21:28:51,640 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2023-11-23 21:28:51,641 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2023-11-23 21:28:51,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:28:51,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:28:51,641 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2023-11-23 21:28:51,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2023-11-23 21:28:51,641 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2023-11-23 21:28:51,641 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2023-11-23 21:28:51,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:28:51,642 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:28:51,642 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-11-23 21:28:51,642 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-11-23 21:28:51,642 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:28:51,642 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:28:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2023-11-23 21:28:51,643 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2023-11-23 21:28:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:28:51,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:28:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:28:51,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:28:51,645 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2023-11-23 21:28:51,645 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2023-11-23 21:28:51,645 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:28:51,645 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2023-11-23 21:28:51,646 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2023-11-23 21:28:51,646 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:28:51,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:28:51,646 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:28:51,647 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:28:51,647 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2023-11-23 21:28:51,647 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2023-11-23 21:28:51,647 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:28:51,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:28:51,648 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:28:51,648 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:28:51,648 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2023-11-23 21:28:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2023-11-23 21:28:51,649 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2023-11-23 21:28:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2023-11-23 21:28:51,649 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:28:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:28:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:28:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:28:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2023-11-23 21:28:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2023-11-23 21:28:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:28:51,650 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:28:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:28:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:28:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 21:28:51,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 21:28:51,652 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2023-11-23 21:28:51,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2023-11-23 21:28:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:28:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2023-11-23 21:28:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2023-11-23 21:28:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2023-11-23 21:28:51,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2023-11-23 21:28:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-23 21:28:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-23 21:28:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:28:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:28:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-11-23 21:28:51,658 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-11-23 21:28:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-23 21:28:51,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-23 21:28:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:28:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:28:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:28:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:28:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2023-11-23 21:28:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2023-11-23 21:28:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 21:28:51,668 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 21:28:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:28:51,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:28:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:28:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:28:51,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:28:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:28:51,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:28:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2023-11-23 21:28:51,670 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2023-11-23 21:28:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-23 21:28:51,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-23 21:28:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:28:51,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:28:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2023-11-23 21:28:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2023-11-23 21:28:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2023-11-23 21:28:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2023-11-23 21:28:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:28:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:28:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2023-11-23 21:28:51,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2023-11-23 21:28:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2023-11-23 21:28:51,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2023-11-23 21:28:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2023-11-23 21:28:51,672 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2023-11-23 21:28:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:28:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:28:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:28:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:28:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:28:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:28:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2023-11-23 21:28:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2023-11-23 21:28:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:28:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:28:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2023-11-23 21:28:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2023-11-23 21:28:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2023-11-23 21:28:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2023-11-23 21:28:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:28:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:28:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:28:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:28:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2023-11-23 21:28:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2023-11-23 21:28:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:28:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:28:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2023-11-23 21:28:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2023-11-23 21:28:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:28:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:28:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2023-11-23 21:28:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2023-11-23 21:28:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2023-11-23 21:28:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2023-11-23 21:28:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:28:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:28:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2023-11-23 21:28:51,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2023-11-23 21:28:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:28:51,678 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:28:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:28:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:28:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:28:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-23 21:28:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-23 21:28:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-11-23 21:28:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-11-23 21:28:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:28:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:28:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2023-11-23 21:28:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2023-11-23 21:28:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-23 21:28:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2023-11-23 21:28:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2023-11-23 21:28:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:28:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:28:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2023-11-23 21:28:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2023-11-23 21:28:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2023-11-23 21:28:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2023-11-23 21:28:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:28:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:28:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-23 21:28:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-23 21:28:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 21:28:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 21:28:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2023-11-23 21:28:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2023-11-23 21:28:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:28:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:28:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:28:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:28:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 21:28:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 21:28:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2023-11-23 21:28:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2023-11-23 21:28:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-23 21:28:51,684 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-23 21:28:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2023-11-23 21:28:51,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2023-11-23 21:28:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2023-11-23 21:28:51,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2023-11-23 21:28:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2023-11-23 21:28:51,684 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2023-11-23 21:28:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2023-11-23 21:28:51,685 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2023-11-23 21:28:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:28:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:28:51,685 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:28:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:28:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2023-11-23 21:28:51,686 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2023-11-23 21:28:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:28:51,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:28:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2023-11-23 21:28:51,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2023-11-23 21:28:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:28:51,691 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:28:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2023-11-23 21:28:51,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2023-11-23 21:28:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:28:51,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:28:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2023-11-23 21:28:51,692 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2023-11-23 21:28:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:28:51,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:28:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2023-11-23 21:28:51,693 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2023-11-23 21:28:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 21:28:51,693 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 21:28:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2023-11-23 21:28:51,693 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2023-11-23 21:28:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2023-11-23 21:28:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2023-11-23 21:28:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:28:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:28:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2023-11-23 21:28:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2023-11-23 21:28:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:28:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2023-11-23 21:28:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2023-11-23 21:28:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:28:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:28:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-23 21:28:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-23 21:28:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-23 21:28:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-23 21:28:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2023-11-23 21:28:51,696 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2023-11-23 21:28:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 21:28:51,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 21:28:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:28:51,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:28:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-23 21:28:51,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-23 21:28:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2023-11-23 21:28:51,697 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2023-11-23 21:28:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2023-11-23 21:28:51,697 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2023-11-23 21:28:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:28:51,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:28:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:28:51,697 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:28:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-23 21:28:51,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-23 21:28:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2023-11-23 21:28:51,698 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2023-11-23 21:28:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:28:51,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:28:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:28:51,698 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:28:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2023-11-23 21:28:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2023-11-23 21:28:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2023-11-23 21:28:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2023-11-23 21:28:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2023-11-23 21:28:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2023-11-23 21:28:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-11-23 21:28:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-11-23 21:28:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2023-11-23 21:28:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2023-11-23 21:28:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:28:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:28:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2023-11-23 21:28:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2023-11-23 21:28:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:28:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:28:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2023-11-23 21:28:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2023-11-23 21:28:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:28:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:28:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:28:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:28:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2023-11-23 21:28:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2023-11-23 21:28:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:28:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-23 21:28:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-23 21:28:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2023-11-23 21:28:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2023-11-23 21:28:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-23 21:28:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-23 21:28:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:28:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:28:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:28:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:28:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2023-11-23 21:28:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2023-11-23 21:28:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:28:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:28:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:28:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:28:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:28:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:28:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2023-11-23 21:28:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2023-11-23 21:28:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:28:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:28:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:28:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:28:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:28:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:28:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2023-11-23 21:28:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2023-11-23 21:28:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-23 21:28:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-23 21:28:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2023-11-23 21:28:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2023-11-23 21:28:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2023-11-23 21:28:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2023-11-23 21:28:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:28:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:28:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2023-11-23 21:28:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2023-11-23 21:28:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:28:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:28:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-23 21:28:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-23 21:28:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2023-11-23 21:28:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2023-11-23 21:28:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2023-11-23 21:28:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2023-11-23 21:28:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 21:28:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 21:28:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2023-11-23 21:28:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2023-11-23 21:28:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-23 21:28:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-23 21:28:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-23 21:28:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-23 21:28:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-23 21:28:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-23 21:28:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2023-11-23 21:28:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2023-11-23 21:28:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:28:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:28:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:28:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2023-11-23 21:28:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2023-11-23 21:28:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:28:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:28:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2023-11-23 21:28:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2023-11-23 21:28:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:28:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:28:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2023-11-23 21:28:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2023-11-23 21:28:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2023-11-23 21:28:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2023-11-23 21:28:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-11-23 21:28:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-11-23 21:28:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2023-11-23 21:28:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2023-11-23 21:28:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-23 21:28:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-23 21:28:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 21:28:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 21:28:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2023-11-23 21:28:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2023-11-23 21:28:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2023-11-23 21:28:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2023-11-23 21:28:51,712 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-23 21:28:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-23 21:28:51,713 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2023-11-23 21:28:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2023-11-23 21:28:51,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_sky2_port [2023-11-23 21:28:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_sky2_port [2023-11-23 21:28:51,713 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2023-11-23 21:28:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2023-11-23 21:28:51,713 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:28:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:28:51,714 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-11-23 21:28:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-11-23 21:28:51,714 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:28:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:28:51,714 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-23 21:28:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-23 21:28:51,714 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:28:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:28:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:28:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:28:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:28:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2023-11-23 21:28:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2023-11-23 21:28:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:28:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:28:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-23 21:28:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-23 21:28:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:28:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:28:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:28:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:28:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 21:28:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 21:28:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-23 21:28:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-23 21:28:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:28:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:28:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2023-11-23 21:28:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2023-11-23 21:28:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2023-11-23 21:28:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2023-11-23 21:28:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:28:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:28:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2023-11-23 21:28:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2023-11-23 21:28:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2023-11-23 21:28:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2023-11-23 21:28:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2023-11-23 21:28:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2023-11-23 21:28:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:28:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:28:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2023-11-23 21:28:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2023-11-23 21:28:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2023-11-23 21:28:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2023-11-23 21:28:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:28:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:28:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2023-11-23 21:28:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2023-11-23 21:28:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:28:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:28:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-23 21:28:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-23 21:28:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:28:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:28:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2023-11-23 21:28:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2023-11-23 21:28:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:28:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:28:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2023-11-23 21:28:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2023-11-23 21:28:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-23 21:28:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-23 21:28:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-23 21:28:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-23 21:28:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2023-11-23 21:28:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2023-11-23 21:28:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:28:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:28:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:28:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:28:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2023-11-23 21:28:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2023-11-23 21:28:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2023-11-23 21:28:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2023-11-23 21:28:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-23 21:28:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-23 21:28:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:28:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:28:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2023-11-23 21:28:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2023-11-23 21:28:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2023-11-23 21:28:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2023-11-23 21:28:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:28:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:28:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:28:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:28:51,729 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2023-11-23 21:28:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2023-11-23 21:28:51,729 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 21:28:53,260 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:53,267 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:53,412 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:29:08,712 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:29:09,044 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:29:18,082 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:29:18,082 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-23 21:29:18,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:18 BoogieIcfgContainer [2023-11-23 21:29:18,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:29:18,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:29:18,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:29:18,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:29:18,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:40" (1/3) ... [2023-11-23 21:29:18,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35cd5256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:18, skipping insertion in model container [2023-11-23 21:29:18,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:50" (2/3) ... [2023-11-23 21:29:18,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35cd5256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:18, skipping insertion in model container [2023-11-23 21:29:18,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:18" (3/3) ... [2023-11-23 21:29:18,095 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2023-11-23 21:29:18,116 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:29:18,116 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 21:29:18,245 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:29:18,255 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@36ec0206, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:29:18,255 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 21:29:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 3545 states, 2037 states have (on average 1.3038782523318606) internal successors, (2656), 2118 states have internal predecessors, (2656), 1284 states have call successors, (1284), 223 states have call predecessors, (1284), 222 states have return successors, (1274), 1249 states have call predecessors, (1274), 1274 states have call successors, (1274) [2023-11-23 21:29:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-11-23 21:29:18,332 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:18,334 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:18,334 INFO L420 AbstractCegarLoop]: === Iteration 1 === 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)] === [2023-11-23 21:29:18,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:18,342 INFO L85 PathProgramCache]: Analyzing trace with hash -725573443, now seen corresponding path program 1 times [2023-11-23 21:29:18,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:29:18,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133441006] [2023-11-23 21:29:18,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:18,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:29:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-11-23 21:29:20,228 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:29:20,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133441006] [2023-11-23 21:29:20,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133441006] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:20,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:20,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:29:20,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964947539] [2023-11-23 21:29:20,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:20,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:29:20,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:29:20,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:29:20,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:29:20,291 INFO L87 Difference]: Start difference. First operand has 3545 states, 2037 states have (on average 1.3038782523318606) internal successors, (2656), 2118 states have internal predecessors, (2656), 1284 states have call successors, (1284), 223 states have call predecessors, (1284), 222 states have return successors, (1274), 1249 states have call predecessors, (1274), 1274 states have call successors, (1274) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35)