./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91 --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 cde51297e6fd0e941efee971bf40d8442d789ab4fb58443b4ef667bb6a80abb8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:37,189 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:37,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:20:37,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:37,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:37,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:37,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:37,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:37,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:37,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:37,388 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:37,389 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:37,390 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:37,392 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:20:37,393 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:37,393 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:37,394 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:20:37,394 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:20:37,395 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:37,397 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:20:37,398 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:20:37,398 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:20:37,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:37,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:37,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:20:37,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:37,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:37,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:37,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:37,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:37,404 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:37,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:37,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:37,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:37,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:37,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:37,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:37,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:37,408 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:20:37,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:20:37,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:37,409 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:37,409 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:37,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:37,410 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_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cde51297e6fd0e941efee971bf40d8442d789ab4fb58443b4ef667bb6a80abb8 [2023-11-24 23:20:37,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:37,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:37,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:37,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:37,827 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:37,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i [2023-11-24 23:20:41,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:41,898 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:41,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i [2023-11-24 23:20:41,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/data/70857776f/0cb8be551b854aac9b541d8926e10320/FLAG594eb6b2a [2023-11-24 23:20:41,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/data/70857776f/0cb8be551b854aac9b541d8926e10320 [2023-11-24 23:20:41,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:41,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:41,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:41,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:42,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:42,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:41" (1/1) ... [2023-11-24 23:20:42,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54eb701d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42, skipping insertion in model container [2023-11-24 23:20:42,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:41" (1/1) ... [2023-11-24 23:20:42,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:47,420 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_8675050a-2e28-48ee-828f-503872437f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[464446,464459] [2023-11-24 23:20:47,424 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_8675050a-2e28-48ee-828f-503872437f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[464591,464604] [2023-11-24 23:20:47,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:47,498 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:47,653 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"); [6204] [2023-11-24 23:20:47,655 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)); [6211] [2023-11-24 23:20:47,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6218] [2023-11-24 23:20:47,658 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/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6265-6266] [2023-11-24 23:20:47,658 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"); [6271-6273] [2023-11-24 23:20:47,660 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; incl %0": "+m" (v->counter)); [6300] [2023-11-24 23:20:47,660 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; decl %0": "+m" (v->counter)); [6307] [2023-11-24 23:20:47,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6314] [2023-11-24 23:20:47,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6357] [2023-11-24 23:20:47,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6360] [2023-11-24 23:20:47,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6363] [2023-11-24 23:20:47,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6366] [2023-11-24 23:20:47,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6459] [2023-11-24 23:20:47,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6467] [2023-11-24 23:20:47,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6474] [2023-11-24 23:20:47,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6481] [2023-11-24 23:20:47,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6488] [2023-11-24 23:20:47,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [6515] [2023-11-24 23:20:47,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [6523-6524] [2023-11-24 23:20:47,672 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" (19), "i" (12UL)); [6597-6598] [2023-11-24 23:20:47,675 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)); [6631-6632] [2023-11-24 23:20:47,677 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)); [6672-6673] [2023-11-24 23:20:47,678 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)); [6701-6702] [2023-11-24 23:20:47,690 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)); [7195-7196] [2023-11-24 23:20:47,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7202] [2023-11-24 23:20:47,812 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/atheros/atl1e/atl1e_main.c"), "i" (1806), "i" (12UL)); [10079-10080] [2023-11-24 23:20:47,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10144] [2023-11-24 23:20:47,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [13469] [2023-11-24 23:20:47,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13717] [2023-11-24 23:20:47,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13730] [2023-11-24 23:20:47,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13754] [2023-11-24 23:20:47,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13767] [2023-11-24 23:20:47,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [14098] [2023-11-24 23:20:48,029 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/atheros/atl1e/atl1e_param.c"), "i" (163), "i" (12UL)); [15099-15100] [2023-11-24 23:20:48,076 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_8675050a-2e28-48ee-828f-503872437f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[464446,464459] [2023-11-24 23:20:48,076 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_8675050a-2e28-48ee-828f-503872437f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i[464591,464604] [2023-11-24 23:20:48,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:48,426 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:20:48,435 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:48,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48 WrapperNode [2023-11-24 23:20:48,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:48,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:48,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:48,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:48,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:48,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:48,966 INFO L138 Inliner]: procedures = 623, calls = 3618, calls flagged for inlining = 311, calls inlined = 275, statements flattened = 9414 [2023-11-24 23:20:48,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:48,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:48,967 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:48,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:48,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:48,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:49,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:49,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:49,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:49,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:49,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:49,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:49,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:49,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:49,758 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-24 23:20:49,758 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-24 23:20:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:20:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:20:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2023-11-24 23:20:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2023-11-24 23:20:49,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:20:49,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:20:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2023-11-24 23:20:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2023-11-24 23:20:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-24 23:20:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-24 23:20:49,760 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:20:49,760 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:20:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:20:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:20:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2023-11-24 23:20:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2023-11-24 23:20:49,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-24 23:20:49,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-24 23:20:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-24 23:20:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-24 23:20:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:20:49,762 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:20:49,762 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:20:49,763 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:20:49,763 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:20:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:20:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:20:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:20:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2023-11-24 23:20:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2023-11-24 23:20:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_resume [2023-11-24 23:20:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_resume [2023-11-24 23:20:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2023-11-24 23:20:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2023-11-24 23:20:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-24 23:20:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-24 23:20:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_close [2023-11-24 23:20:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_close [2023-11-24 23:20:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:20:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:20:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:20:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:20:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2023-11-24 23:20:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2023-11-24 23:20:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:20:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:20:49,767 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:20:49,767 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:20:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:20:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:20:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:20:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:20:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:20:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:20:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2023-11-24 23:20:49,768 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2023-11-24 23:20:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:20:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:20:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-24 23:20:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-24 23:20:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:20:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_106 [2023-11-24 23:20:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_106 [2023-11-24 23:20:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-11-24 23:20:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-11-24 23:20:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2023-11-24 23:20:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2023-11-24 23:20:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-24 23:20:49,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-24 23:20:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2023-11-24 23:20:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2023-11-24 23:20:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-24 23:20:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-24 23:20:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:20:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:20:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:20:49,772 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:20:49,772 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:20:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:20:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:20:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2023-11-24 23:20:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2023-11-24 23:20:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:20:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:20:49,773 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:20:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:20:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2023-11-24 23:20:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2023-11-24 23:20:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:20:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:20:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:20:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:20:49,774 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:20:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:20:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-24 23:20:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-24 23:20:49,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:20:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:20:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:20:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:20:49,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-24 23:20:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-24 23:20:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:20:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:20:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2023-11-24 23:20:49,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2023-11-24 23:20:49,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:20:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:20:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-24 23:20:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-24 23:20:49,782 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2023-11-24 23:20:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2023-11-24 23:20:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:20:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:20:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:20:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:20:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2023-11-24 23:20:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2023-11-24 23:20:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:20:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2023-11-24 23:20:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2023-11-24 23:20:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:20:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:20:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:20:49,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-24 23:20:49,792 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:20:49,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:20:49,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:20:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-24 23:20:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-24 23:20:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:20:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:20:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-24 23:20:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-24 23:20:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-11-24 23:20:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-11-24 23:20:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2023-11-24 23:20:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2023-11-24 23:20:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2023-11-24 23:20:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2023-11-24 23:20:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:20:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:20:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1e_driver_exit_14_2 [2023-11-24 23:20:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1e_driver_exit_14_2 [2023-11-24 23:20:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-24 23:20:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-24 23:20:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-24 23:20:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-24 23:20:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:20:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:20:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:20:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:20:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2023-11-24 23:20:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2023-11-24 23:20:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-24 23:20:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-24 23:20:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:20:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:20:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:20:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:20:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2023-11-24 23:20:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2023-11-24 23:20:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-24 23:20:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-24 23:20:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-24 23:20:49,796 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-24 23:20:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-24 23:20:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-24 23:20:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-24 23:20:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-24 23:20:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:20:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:20:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:20:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:20:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:20:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:20:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:20:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:20:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-24 23:20:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-24 23:20:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:20:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:20:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2023-11-24 23:20:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2023-11-24 23:20:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1e_adapter [2023-11-24 23:20:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1e_adapter [2023-11-24 23:20:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:20:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:20:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-24 23:20:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-24 23:20:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-24 23:20:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-24 23:20:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1e_adapter [2023-11-24 23:20:49,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1e_adapter [2023-11-24 23:20:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 23:20:49,802 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 23:20:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:20:49,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:20:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2023-11-24 23:20:49,802 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2023-11-24 23:20:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2023-11-24 23:20:49,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2023-11-24 23:20:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:20:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:20:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-24 23:20:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-24 23:20:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:20:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:20:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:20:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-24 23:20:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-24 23:20:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:20:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:20:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2023-11-24 23:20:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2023-11-24 23:20:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_114 [2023-11-24 23:20:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_114 [2023-11-24 23:20:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:20:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2023-11-24 23:20:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2023-11-24 23:20:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2023-11-24 23:20:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2023-11-24 23:20:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-24 23:20:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-24 23:20:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2023-11-24 23:20:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2023-11-24 23:20:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2023-11-24 23:20:49,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2023-11-24 23:20:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:20:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:20:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:20:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2023-11-24 23:20:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2023-11-24 23:20:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:20:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:20:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-24 23:20:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-24 23:20:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-24 23:20:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-24 23:20:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:20:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:20:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:20:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:20:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-24 23:20:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-24 23:20:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:20:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:20:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2023-11-24 23:20:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2023-11-24 23:20:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2023-11-24 23:20:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2023-11-24 23:20:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2023-11-24 23:20:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2023-11-24 23:20:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:20:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:20:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-24 23:20:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-24 23:20:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_open [2023-11-24 23:20:49,813 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_open [2023-11-24 23:20:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:20:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:20:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-24 23:20:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-24 23:20:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2023-11-24 23:20:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2023-11-24 23:20:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:20:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:20:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:20:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2023-11-24 23:20:49,814 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2023-11-24 23:20:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:20:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:20:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2023-11-24 23:20:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2023-11-24 23:20:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2023-11-24 23:20:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2023-11-24 23:20:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:20:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:20:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:20:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:20:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_nway_reset [2023-11-24 23:20:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_nway_reset [2023-11-24 23:20:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_105 [2023-11-24 23:20:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_105 [2023-11-24 23:20:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-24 23:20:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-24 23:20:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2023-11-24 23:20:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2023-11-24 23:20:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2023-11-24 23:20:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2023-11-24 23:20:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:20:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:20:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-24 23:20:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-24 23:20:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-24 23:20:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-24 23:20:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2023-11-24 23:20:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2023-11-24 23:20:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-24 23:20:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-24 23:20:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:20:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:20:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2023-11-24 23:20:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2023-11-24 23:20:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-24 23:20:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-24 23:20:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:20:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:20:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:20:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-24 23:20:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-24 23:20:49,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:20:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:20:49,819 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2023-11-24 23:20:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2023-11-24 23:20:49,819 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2023-11-24 23:20:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2023-11-24 23:20:51,161 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:51,189 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:20:51,783 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:21:03,842 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:21:04,244 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:21:09,670 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:21:09,671 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:21:09,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:09 BoogieIcfgContainer [2023-11-24 23:21:09,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:21:09,679 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:21:09,679 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:21:09,682 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:21:09,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:20:41" (1/3) ... [2023-11-24 23:21:09,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2af8c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:09, skipping insertion in model container [2023-11-24 23:21:09,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48" (2/3) ... [2023-11-24 23:21:09,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2af8c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:21:09, skipping insertion in model container [2023-11-24 23:21:09,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:21:09" (3/3) ... [2023-11-24 23:21:09,692 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1e-atl1e.cil.i [2023-11-24 23:21:09,716 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:21:09,716 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:21:09,852 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:21:09,862 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;@3fd8d3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:21:09,862 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:21:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand has 2358 states, 1389 states have (on average 1.2649388048956083) internal successors, (1757), 1408 states have internal predecessors, (1757), 814 states have call successors, (814), 155 states have call predecessors, (814), 154 states have return successors, (808), 806 states have call predecessors, (808), 808 states have call successors, (808) [2023-11-24 23:21:09,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-24 23:21:09,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:09,948 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:09,948 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:09,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:09,956 INFO L85 PathProgramCache]: Analyzing trace with hash -715752056, now seen corresponding path program 1 times [2023-11-24 23:21:09,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:21:09,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918781274] [2023-11-24 23:21:09,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:09,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:21:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2023-11-24 23:21:10,902 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:21:10,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918781274] [2023-11-24 23:21:10,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918781274] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:21:10,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:21:10,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:21:10,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527855445] [2023-11-24 23:21:10,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:21:10,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:21:10,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:21:10,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:21:10,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:21:10,952 INFO L87 Difference]: Start difference. First operand has 2358 states, 1389 states have (on average 1.2649388048956083) internal successors, (1757), 1408 states have internal predecessors, (1757), 814 states have call successors, (814), 155 states have call predecessors, (814), 154 states have return successors, (808), 806 states have call predecessors, (808), 808 states have call successors, (808) Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-24 23:21:14,263 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 [] [2023-11-24 23:21:17,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:19,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:23,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:25,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:26,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:26,448 INFO L93 Difference]: Finished difference Result 6323 states and 9038 transitions. [2023-11-24 23:21:26,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:21:26,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 202 [2023-11-24 23:21:26,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:26,516 INFO L225 Difference]: With dead ends: 6323 [2023-11-24 23:21:26,516 INFO L226 Difference]: Without dead ends: 3892 [2023-11-24 23:21:26,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:21:26,544 INFO L413 NwaCegarLoop]: 2957 mSDtfsCounter, 2318 mSDsluCounter, 2880 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 7 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2318 SdHoareTripleChecker+Valid, 5837 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:26,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2318 Valid, 5837 Invalid, 912 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 900 Invalid, 5 Unknown, 0 Unchecked, 15.0s Time] [2023-11-24 23:21:26,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2023-11-24 23:21:26,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3888. [2023-11-24 23:21:26,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3888 states, 2300 states have (on average 1.2560869565217392) internal successors, (2889), 2332 states have internal predecessors, (2889), 1311 states have call successors, (1311), 277 states have call predecessors, (1311), 276 states have return successors, (1311), 1304 states have call predecessors, (1311), 1311 states have call successors, (1311) [2023-11-24 23:21:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3888 states and 5511 transitions. [2023-11-24 23:21:26,987 INFO L78 Accepts]: Start accepts. Automaton has 3888 states and 5511 transitions. Word has length 202 [2023-11-24 23:21:26,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:26,992 INFO L495 AbstractCegarLoop]: Abstraction has 3888 states and 5511 transitions. [2023-11-24 23:21:26,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-24 23:21:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3888 states and 5511 transitions. [2023-11-24 23:21:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-24 23:21:27,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:27,005 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:27,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:21:27,006 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:27,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:27,007 INFO L85 PathProgramCache]: Analyzing trace with hash -936090754, now seen corresponding path program 1 times [2023-11-24 23:21:27,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:21:27,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254285134] [2023-11-24 23:21:27,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:27,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:21:27,232 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:21:27,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1017752667] [2023-11-24 23:21:27,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:27,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:21:27,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:21:27,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:21:27,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8675050a-2e28-48ee-828f-503872437f6a/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process