./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-atheros-alx-alx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/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-atheros-alx-alx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/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 05e3ebea4820703b3259b4b6dd440513670562ea5166f99f8e3aabd0be2e3f32 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:49,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:49,730 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:16:49,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:49,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:49,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:49,782 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:49,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:49,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:49,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:49,790 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:49,791 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:49,792 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:49,794 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:49,794 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:49,795 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:49,795 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:49,796 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:49,796 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:49,797 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:49,797 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:49,798 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:49,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:49,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:49,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:49,800 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:49,800 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:49,801 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:49,801 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:49,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:49,802 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:49,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:49,803 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:49,803 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:49,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:49,803 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:49,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:49,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:49,804 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:49,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:49,805 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:49,805 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:49,806 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:49,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:49,806 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05e3ebea4820703b3259b4b6dd440513670562ea5166f99f8e3aabd0be2e3f32 [2023-11-23 21:16:50,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:50,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:50,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:50,189 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:50,189 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:50,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2023-11-23 21:16:53,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:54,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:54,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2023-11-23 21:16:54,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/data/46719cebf/a65fe5e14dc84dfb8ee2bd4dad778fbc/FLAG3730a4636 [2023-11-23 21:16:54,311 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/data/46719cebf/a65fe5e14dc84dfb8ee2bd4dad778fbc [2023-11-23 21:16:54,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:54,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:54,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:54,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:54,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:54,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6ef0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54, skipping insertion in model container [2023-11-23 21:16:54,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:00,308 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460236,460249] [2023-11-23 21:17:00,313 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460405,460418] [2023-11-23 21:17:00,314 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460572,460585] [2023-11-23 21:17:00,315 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460740,460753] [2023-11-23 21:17:00,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:00,528 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:17:00,726 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"); [6111] [2023-11-23 21:17:00,728 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)); [6118] [2023-11-23 21:17:00,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6125] [2023-11-23 21:17:00,731 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)); [6167-6168] [2023-11-23 21:17:00,732 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"); [6173-6175] [2023-11-23 21:17:00,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6305] [2023-11-23 21:17:00,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6313] [2023-11-23 21:17:00,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6320] [2023-11-23 21:17:00,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6327] [2023-11-23 21:17:00,737 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)); [6355-6356] [2023-11-23 21:17:00,743 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)); [6468-6469] [2023-11-23 21:17:00,745 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)); [6502-6503] [2023-11-23 21:17:00,747 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)); [6543-6544] [2023-11-23 21:17:00,757 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)); [6898-6899] [2023-11-23 21:17:00,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6905] [2023-11-23 21:17:00,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7121] [2023-11-23 21:17:00,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7161] [2023-11-23 21:17:00,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7323] [2023-11-23 21:17:00,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7326] [2023-11-23 21:17:00,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7329] [2023-11-23 21:17:00,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7332] [2023-11-23 21:17:00,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7363] [2023-11-23 21:17:00,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7366] [2023-11-23 21:17:00,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7369] [2023-11-23 21:17:00,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7372] [2023-11-23 21:17:00,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7403] [2023-11-23 21:17:00,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7406] [2023-11-23 21:17:00,771 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7409] [2023-11-23 21:17:00,771 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7412] [2023-11-23 21:17:00,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7443] [2023-11-23 21:17:00,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7446] [2023-11-23 21:17:00,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7449] [2023-11-23 21:17:00,773 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7452] [2023-11-23 21:17:00,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7862] [2023-11-23 21:17:00,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9294] [2023-11-23 21:17:01,157 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460236,460249] [2023-11-23 21:17:01,160 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460405,460418] [2023-11-23 21:17:01,161 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460572,460585] [2023-11-23 21:17:01,162 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_59c66d91-1150-410e-bcf8-73e6e0aec5f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[460740,460753] [2023-11-23 21:17:01,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:01,666 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:01,666 WARN L675 CHandler]: The function __bad_unaligned_access_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:01,667 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:01,675 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:17:01,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01 WrapperNode [2023-11-23 21:17:01,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:01,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:01,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:17:01,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:17:01,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:01,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,261 INFO L138 Inliner]: procedures = 676, calls = 4388, calls flagged for inlining = 339, calls inlined = 301, statements flattened = 9757 [2023-11-23 21:17:02,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:02,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:17:02,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:17:02,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:17:02,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,338 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:02,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:03,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:17:03,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:17:03,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:17:03,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:17:03,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:03,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:03,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:17:03,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:17:03,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c66d91-1150-410e-bcf8-73e6e0aec5f0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:17:03,156 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-11-23 21:17:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-11-23 21:17:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:17:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:17:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-23 21:17:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-23 21:17:03,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2023-11-23 21:17:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2023-11-23 21:17:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:17:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:17:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2023-11-23 21:17:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2023-11-23 21:17:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2023-11-23 21:17:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2023-11-23 21:17:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2023-11-23 21:17:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2023-11-23 21:17:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2023-11-23 21:17:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2023-11-23 21:17:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2023-11-23 21:17:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2023-11-23 21:17:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:17:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:17:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:17:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:17:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2023-11-23 21:17:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2023-11-23 21:17:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:17:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:17:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:17:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:17:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_resume [2023-11-23 21:17:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_resume [2023-11-23 21:17:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2023-11-23 21:17:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2023-11-23 21:17:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2023-11-23 21:17:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2023-11-23 21:17:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:17:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:17:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2023-11-23 21:17:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2023-11-23 21:17:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2023-11-23 21:17:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2023-11-23 21:17:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:17:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:17:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:17:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:17:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:17:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:17:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:17:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:17:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2023-11-23 21:17:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2023-11-23 21:17:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure alx_remove [2023-11-23 21:17:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_remove [2023-11-23 21:17:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:17:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:17:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2023-11-23 21:17:03,173 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2023-11-23 21:17:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-23 21:17:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-23 21:17:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:17:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:17:03,174 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:17:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2023-11-23 21:17:03,175 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2023-11-23 21:17:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_62 [2023-11-23 21:17:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_62 [2023-11-23 21:17:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:17:03,176 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:17:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-23 21:17:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-23 21:17:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2023-11-23 21:17:03,178 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2023-11-23 21:17:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2023-11-23 21:17:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2023-11-23 21:17:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2023-11-23 21:17:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:17:03,180 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:17:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:17:03,180 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:17:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:17:03,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:17:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:17:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2023-11-23 21:17:03,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2023-11-23 21:17:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure alx_stop [2023-11-23 21:17:03,183 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_stop [2023-11-23 21:17:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:17:03,184 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:17:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2023-11-23 21:17:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2023-11-23 21:17:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:17:03,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:17:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:17:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2023-11-23 21:17:03,187 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2023-11-23 21:17:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:17:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:17:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 21:17:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 21:17:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:17:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:17:03,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:17:03,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:17:03,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:17:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:17:03,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:17:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2023-11-23 21:17:03,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2023-11-23 21:17:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2023-11-23 21:17:03,198 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2023-11-23 21:17:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:17:03,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:17:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:17:03,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:17:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2023-11-23 21:17:03,205 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2023-11-23 21:17:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2023-11-23 21:17:03,206 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2023-11-23 21:17:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:17:03,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:17:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:17:03,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:17:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:17:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:17:03,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:17:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:17:03,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:17:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-23 21:17:03,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-23 21:17:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2023-11-23 21:17:03,208 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2023-11-23 21:17:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 21:17:03,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 21:17:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2023-11-23 21:17:03,209 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2023-11-23 21:17:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:17:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:17:03,209 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:17:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:17:03,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:17:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:17:03,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:17:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:17:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:17:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2023-11-23 21:17:03,211 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2023-11-23 21:17:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2023-11-23 21:17:03,211 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2023-11-23 21:17:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2023-11-23 21:17:03,211 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2023-11-23 21:17:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:17:03,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:17:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:17:03,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:17:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2023-11-23 21:17:03,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2023-11-23 21:17:03,213 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2023-11-23 21:17:03,213 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2023-11-23 21:17:03,213 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2023-11-23 21:17:03,213 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2023-11-23 21:17:03,214 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2023-11-23 21:17:03,214 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2023-11-23 21:17:03,214 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2023-11-23 21:17:03,214 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2023-11-23 21:17:03,214 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:17:03,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:17:03,215 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 21:17:03,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 21:17:03,215 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 21:17:03,215 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 21:17:03,215 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:17:03,216 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:17:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2023-11-23 21:17:03,216 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2023-11-23 21:17:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:17:03,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:17:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2023-11-23 21:17:03,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2023-11-23 21:17:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2023-11-23 21:17:03,217 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2023-11-23 21:17:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:17:03,217 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:17:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2023-11-23 21:17:03,218 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2023-11-23 21:17:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:17:03,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:17:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:17:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:17:03,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2023-11-23 21:17:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2023-11-23 21:17:03,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:17:03,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:17:03,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:17:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:17:03,220 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2023-11-23 21:17:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2023-11-23 21:17:03,220 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 21:17:03,220 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 21:17:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:17:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:17:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:17:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:17:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:17:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:17:03,222 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-23 21:17:03,222 INFO L130 BoogieDeclarations]: Found specification of procedure alx_open [2023-11-23 21:17:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_open [2023-11-23 21:17:03,222 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-23 21:17:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-23 21:17:03,222 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 21:17:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 21:17:03,223 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2023-11-23 21:17:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2023-11-23 21:17:03,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:17:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:17:03,224 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-23 21:17:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-23 21:17:03,224 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2023-11-23 21:17:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2023-11-23 21:17:03,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:17:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:17:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2023-11-23 21:17:03,225 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2023-11-23 21:17:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2023-11-23 21:17:03,225 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2023-11-23 21:17:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:17:03,225 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:17:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:17:03,226 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:17:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:17:03,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:17:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-11-23 21:17:03,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-11-23 21:17:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 21:17:03,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 21:17:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:17:03,233 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:17:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:17:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:17:03,235 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:17:03,237 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2023-11-23 21:17:03,237 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2023-11-23 21:17:03,237 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2023-11-23 21:17:03,237 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2023-11-23 21:17:03,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-23 21:17:03,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-23 21:17:03,238 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2023-11-23 21:17:03,238 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2023-11-23 21:17:03,238 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:17:03,238 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:17:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:17:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_lock_of_alx_priv [2023-11-23 21:17:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_lock_of_alx_priv [2023-11-23 21:17:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:17:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2023-11-23 21:17:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2023-11-23 21:17:03,240 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:17:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:17:03,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:17:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:17:03,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:17:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:17:03,241 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:17:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:17:03,241 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2023-11-23 21:17:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2023-11-23 21:17:03,241 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:17:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:17:03,242 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:17:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:17:03,242 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 21:17:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 21:17:03,242 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:17:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:17:03,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-23 21:17:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-23 21:17:03,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:17:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:17:03,243 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 21:17:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 21:17:03,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2023-11-23 21:17:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2023-11-23 21:17:03,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2023-11-23 21:17:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2023-11-23 21:17:03,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2023-11-23 21:17:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2023-11-23 21:17:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:17:03,245 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:17:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:17:03,245 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:17:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_63 [2023-11-23 21:17:03,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_63 [2023-11-23 21:17:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2023-11-23 21:17:03,246 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2023-11-23 21:17:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:17:03,246 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:17:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2023-11-23 21:17:03,246 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2023-11-23 21:17:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:17:03,247 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:17:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2023-11-23 21:17:03,247 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2023-11-23 21:17:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:17:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:17:03,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:17:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2023-11-23 21:17:03,248 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2023-11-23 21:17:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:17:03,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:17:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2023-11-23 21:17:03,249 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2023-11-23 21:17:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2023-11-23 21:17:03,249 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2023-11-23 21:17:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2023-11-23 21:17:03,249 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2023-11-23 21:17:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:17:03,250 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:17:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2023-11-23 21:17:03,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2023-11-23 21:17:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:17:03,250 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:17:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-23 21:17:03,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-23 21:17:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2023-11-23 21:17:03,251 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2023-11-23 21:17:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2023-11-23 21:17:03,251 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2023-11-23 21:17:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2023-11-23 21:17:03,252 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2023-11-23 21:17:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2023-11-23 21:17:03,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2023-11-23 21:17:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_89 [2023-11-23 21:17:03,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_89 [2023-11-23 21:17:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2023-11-23 21:17:03,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2023-11-23 21:17:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-23 21:17:03,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-23 21:17:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-23 21:17:03,253 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-23 21:17:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:17:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:17:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:17:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:17:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-23 21:17:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-23 21:17:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2023-11-23 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2023-11-23 21:17:03,255 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2023-11-23 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2023-11-23 21:17:03,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:17:03,255 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:17:03,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:17:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-23 21:17:03,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-23 21:17:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:17:03,256 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:17:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:17:03,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2023-11-23 21:17:03,257 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2023-11-23 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2023-11-23 21:17:03,257 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2023-11-23 21:17:04,555 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:17:04,566 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:17:04,798 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:17:18,296 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:17:19,034 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:17:25,790 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:17:25,790 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-23 21:17:25,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:25 BoogieIcfgContainer [2023-11-23 21:17:25,794 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:17:25,800 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:17:25,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:17:25,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:17:25,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:54" (1/3) ... [2023-11-23 21:17:25,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340b85a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:25, skipping insertion in model container [2023-11-23 21:17:25,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01" (2/3) ... [2023-11-23 21:17:25,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340b85a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:25, skipping insertion in model container [2023-11-23 21:17:25,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:25" (3/3) ... [2023-11-23 21:17:25,812 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2023-11-23 21:17:25,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:17:25,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 21:17:26,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:17:26,017 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;@65ba6ecb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:17:26,018 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 21:17:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand has 2460 states, 1398 states have (on average 1.2610872675250357) internal successors, (1763), 1441 states have internal predecessors, (1763), 890 states have call successors, (890), 173 states have call predecessors, (890), 172 states have return successors, (881), 867 states have call predecessors, (881), 881 states have call successors, (881) [2023-11-23 21:17:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 21:17:26,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:26,099 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:26,100 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 21:17:26,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:26,110 INFO L85 PathProgramCache]: Analyzing trace with hash 472708028, now seen corresponding path program 1 times [2023-11-23 21:17:26,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:17:26,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542196512] [2023-11-23 21:17:26,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:26,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:17:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-11-23 21:17:28,221 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:17:28,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542196512] [2023-11-23 21:17:28,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542196512] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:28,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:28,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:17:28,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342063158] [2023-11-23 21:17:28,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:28,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:17:28,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:17:28,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:17:28,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:28,296 INFO L87 Difference]: Start difference. First operand has 2460 states, 1398 states have (on average 1.2610872675250357) internal successors, (1763), 1441 states have internal predecessors, (1763), 890 states have call successors, (890), 173 states have call predecessors, (890), 172 states have return successors, (881), 867 states have call predecessors, (881), 881 states have call successors, (881) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2023-11-23 21:17:34,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []