./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/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 463dbca1530ea0e57c159e9405d50f794488f63283b3e27908f44b92b1921358 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:19:37,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:37,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:19:37,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:37,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:37,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:37,372 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:37,372 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:37,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:37,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:37,375 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:37,375 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:37,376 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:37,377 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:37,377 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:37,378 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:37,378 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:37,379 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:37,380 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:37,381 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:37,381 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:37,382 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:37,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:37,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:37,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:37,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:37,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:37,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:37,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:37,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:37,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:37,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:37,389 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:37,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:37,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:37,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:37,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:37,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:37,412 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:37,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:37,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:37,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:37,415 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:37,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:37,416 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 463dbca1530ea0e57c159e9405d50f794488f63283b3e27908f44b92b1921358 [2023-11-24 23:19:37,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:37,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:37,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:37,790 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:37,794 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:37,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2023-11-24 23:19:40,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:41,689 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:41,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2023-11-24 23:19:41,768 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/data/eabf94208/7d627a17e3fc46818188e455fa5e65ba/FLAG3d8a20532 [2023-11-24 23:19:41,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/data/eabf94208/7d627a17e3fc46818188e455fa5e65ba [2023-11-24 23:19:41,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:41,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:41,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:41,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:41,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:41,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:41" (1/1) ... [2023-11-24 23:19:41,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34913920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:41, skipping insertion in model container [2023-11-24 23:19:41,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:41" (1/1) ... [2023-11-24 23:19:41,995 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:47,602 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487146,487159] [2023-11-24 23:19:47,607 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487315,487328] [2023-11-24 23:19:47,608 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487482,487495] [2023-11-24 23:19:47,609 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487650,487663] [2023-11-24 23:19:47,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:47,725 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:47,894 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"); [5983] [2023-11-24 23:19:47,897 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)); [5990] [2023-11-24 23:19:47,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5997] [2023-11-24 23:19:47,901 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6068-6069] [2023-11-24 23:19:47,901 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"); [6074-6076] [2023-11-24 23:19:47,903 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; subl %1,%0": "+m" (v->counter): "ir" (i)); [6103] [2023-11-24 23:19:47,903 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)); [6110] [2023-11-24 23:19:47,904 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)); [6117] [2023-11-24 23:19:47,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6195] [2023-11-24 23:19:47,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6198] [2023-11-24 23:19:47,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6200] [2023-11-24 23:19:47,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6205] [2023-11-24 23:19:47,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6208] [2023-11-24 23:19:47,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6210] [2023-11-24 23:19:47,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6215] [2023-11-24 23:19:47,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6218] [2023-11-24 23:19:47,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6220] [2023-11-24 23:19:47,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6225] [2023-11-24 23:19:47,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6228] [2023-11-24 23:19:47,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6230] [2023-11-24 23:19:47,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6268] [2023-11-24 23:19:47,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6271] [2023-11-24 23:19:47,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6273] [2023-11-24 23:19:47,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6278] [2023-11-24 23:19:47,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6281] [2023-11-24 23:19:47,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6283] [2023-11-24 23:19:47,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6288] [2023-11-24 23:19:47,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6291] [2023-11-24 23:19:47,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6293] [2023-11-24 23:19:47,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6298] [2023-11-24 23:19:47,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6301] [2023-11-24 23:19:47,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6303] [2023-11-24 23:19:47,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6482] [2023-11-24 23:19:47,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6490] [2023-11-24 23:19:47,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6497] [2023-11-24 23:19:47,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6560] [2023-11-24 23:19:47,936 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/mm.h"), "i" (488), "i" (12UL)); [6617-6618] [2023-11-24 23:19:47,938 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)); [6663] [2023-11-24 23:19:47,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [6733-6734] [2023-11-24 23:19:47,945 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)); [6762-6763] [2023-11-24 23:19:47,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6799-6800] [2023-11-24 23:19:47,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [6836-6837] [2023-11-24 23:19:48,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7662] [2023-11-24 23:19:48,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7671] [2023-11-24 23:19:48,280 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/sun/cassini.c"), "i" (4758), "i" (12UL)); [13504-13505] [2023-11-24 23:19:48,448 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487146,487159] [2023-11-24 23:19:48,449 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487315,487328] [2023-11-24 23:19:48,450 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487482,487495] [2023-11-24 23:19:48,450 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_216a9c6d-40de-4b90-8de2-49e90a3c4a41/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[487650,487663] [2023-11-24 23:19:48,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:48,821 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:48,830 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:48,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48 WrapperNode [2023-11-24 23:19:48,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:48,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:48,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:48,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:48,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:49,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:49,694 INFO L138 Inliner]: procedures = 676, calls = 4336, calls flagged for inlining = 327, calls inlined = 304, statements flattened = 12813 [2023-11-24 23:19:49,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:49,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:49,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:49,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:49,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:49,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:49,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:49,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:50,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:50,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:50,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:50,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:50,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:50,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:50,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:50,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:50,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (1/1) ... [2023-11-24 23:19:50,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:50,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:50,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:50,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_216a9c6d-40de-4b90-8de2-49e90a3c4a41/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-24 23:19:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-24 23:19:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2023-11-24 23:19:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2023-11-24 23:19:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2023-11-24 23:19:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2023-11-24 23:19:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_121 [2023-11-24 23:19:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_121 [2023-11-24 23:19:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:19:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:19:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:19:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:19:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-24 23:19:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-24 23:19:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-24 23:19:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-24 23:19:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:19:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:19:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2023-11-24 23:19:50,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2023-11-24 23:19:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2023-11-24 23:19:50,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2023-11-24 23:19:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-24 23:19:50,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-24 23:19:50,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-24 23:19:50,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-24 23:19:50,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2023-11-24 23:19:50,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2023-11-24 23:19:50,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:19:50,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:19:50,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_147 [2023-11-24 23:19:50,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_147 [2023-11-24 23:19:50,457 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-11-24 23:19:50,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-11-24 23:19:50,458 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:19:50,458 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:19:50,458 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-24 23:19:50,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-24 23:19:50,458 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2023-11-24 23:19:50,458 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2023-11-24 23:19:50,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-24 23:19:50,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-24 23:19:50,459 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:19:50,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:19:50,459 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:19:50,459 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:19:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2023-11-24 23:19:50,460 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2023-11-24 23:19:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2023-11-24 23:19:50,460 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2023-11-24 23:19:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2023-11-24 23:19:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2023-11-24 23:19:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2023-11-24 23:19:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2023-11-24 23:19:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2023-11-24 23:19:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2023-11-24 23:19:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2023-11-24 23:19:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2023-11-24 23:19:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2023-11-24 23:19:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2023-11-24 23:19:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2023-11-24 23:19:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2023-11-24 23:19:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2023-11-24 23:19:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2023-11-24 23:19:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2023-11-24 23:19:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2023-11-24 23:19:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2023-11-24 23:19:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2023-11-24 23:19:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:19:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:19:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:19:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:19:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2023-11-24 23:19:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2023-11-24 23:19:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:19:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:19:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:19:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:19:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2023-11-24 23:19:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2023-11-24 23:19:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-24 23:19:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-24 23:19:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:19:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:19:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:19:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:19:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:19:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:19:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-24 23:19:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-24 23:19:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:19:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2023-11-24 23:19:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2023-11-24 23:19:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-11-24 23:19:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-11-24 23:19:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2023-11-24 23:19:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2023-11-24 23:19:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-24 23:19:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-24 23:19:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-24 23:19:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-24 23:19:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2023-11-24 23:19:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2023-11-24 23:19:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2023-11-24 23:19:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2023-11-24 23:19:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:19:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:19:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2023-11-24 23:19:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2023-11-24 23:19:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:19:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:19:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:19:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:19:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:19:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2023-11-24 23:19:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2023-11-24 23:19:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2023-11-24 23:19:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2023-11-24 23:19:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:19:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:19:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2023-11-24 23:19:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2023-11-24 23:19:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2023-11-24 23:19:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2023-11-24 23:19:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:19:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:19:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:19:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:19:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:19:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2023-11-24 23:19:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2023-11-24 23:19:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:19:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:19:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2023-11-24 23:19:50,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2023-11-24 23:19:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:19:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:19:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:19:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:19:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:19:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:19:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-24 23:19:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-24 23:19:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-24 23:19:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-24 23:19:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2023-11-24 23:19:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2023-11-24 23:19:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2023-11-24 23:19:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2023-11-24 23:19:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:19:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:19:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:19:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:19:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:19:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:19:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-24 23:19:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-24 23:19:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:19:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-24 23:19:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-24 23:19:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2023-11-24 23:19:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2023-11-24 23:19:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:19:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:19:50,558 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:19:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:19:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:19:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:19:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2023-11-24 23:19:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2023-11-24 23:19:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-24 23:19:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-24 23:19:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure cas_link_timer [2023-11-24 23:19:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_link_timer [2023-11-24 23:19:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2023-11-24 23:19:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2023-11-24 23:19:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-24 23:19:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-24 23:19:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-24 23:19:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-24 23:19:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-24 23:19:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-24 23:19:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-24 23:19:50,560 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-24 23:19:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2023-11-24 23:19:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2023-11-24 23:19:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:19:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:19:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:19:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:19:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-24 23:19:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-24 23:19:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:19:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:19:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2023-11-24 23:19:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2023-11-24 23:19:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-24 23:19:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-24 23:19:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:19:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:19:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2023-11-24 23:19:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2023-11-24 23:19:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2023-11-24 23:19:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2023-11-24 23:19:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2023-11-24 23:19:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2023-11-24 23:19:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:19:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:19:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:19:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:19:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:19:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:19:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:19:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:19:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2023-11-24 23:19:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2023-11-24 23:19:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:19:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:19:50,570 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2023-11-24 23:19:50,571 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2023-11-24 23:19:50,571 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:19:50,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:19:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2023-11-24 23:19:50,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2023-11-24 23:19:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2023-11-24 23:19:50,572 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2023-11-24 23:19:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2023-11-24 23:19:50,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2023-11-24 23:19:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-24 23:19:50,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-24 23:19:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2023-11-24 23:19:50,576 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2023-11-24 23:19:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 23:19:50,576 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 23:19:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:19:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:19:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:19:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:19:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-24 23:19:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-24 23:19:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2023-11-24 23:19:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2023-11-24 23:19:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2023-11-24 23:19:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2023-11-24 23:19:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2023-11-24 23:19:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2023-11-24 23:19:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:19:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:19:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:19:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2023-11-24 23:19:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2023-11-24 23:19:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:19:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2023-11-24 23:19:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2023-11-24 23:19:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2023-11-24 23:19:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2023-11-24 23:19:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-24 23:19:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-24 23:19:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2023-11-24 23:19:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2023-11-24 23:19:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2023-11-24 23:19:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2023-11-24 23:19:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2023-11-24 23:19:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2023-11-24 23:19:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:19:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:19:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:19:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-24 23:19:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-24 23:19:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:19:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:19:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2023-11-24 23:19:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2023-11-24 23:19:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:19:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:19:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:19:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:19:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:19:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:19:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2023-11-24 23:19:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2023-11-24 23:19:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2023-11-24 23:19:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2023-11-24 23:19:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2023-11-24 23:19:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2023-11-24 23:19:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-24 23:19:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-24 23:19:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2023-11-24 23:19:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2023-11-24 23:19:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_83 [2023-11-24 23:19:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_83 [2023-11-24 23:19:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2023-11-24 23:19:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2023-11-24 23:19:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-24 23:19:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-24 23:19:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2023-11-24 23:19:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2023-11-24 23:19:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:19:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:19:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2023-11-24 23:19:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2023-11-24 23:19:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:19:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:19:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2023-11-24 23:19:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2023-11-24 23:19:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2023-11-24 23:19:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2023-11-24 23:19:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2023-11-24 23:19:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2023-11-24 23:19:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2023-11-24 23:19:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2023-11-24 23:19:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:19:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:19:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2023-11-24 23:19:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2023-11-24 23:19:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:19:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:19:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2023-11-24 23:19:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2023-11-24 23:19:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:19:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:19:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2023-11-24 23:19:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2023-11-24 23:19:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2023-11-24 23:19:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2023-11-24 23:19:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_79 [2023-11-24 23:19:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_79 [2023-11-24 23:19:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-24 23:19:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-24 23:19:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2023-11-24 23:19:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2023-11-24 23:19:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2023-11-24 23:19:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2023-11-24 23:19:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2023-11-24 23:19:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2023-11-24 23:19:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-24 23:19:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-24 23:19:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2023-11-24 23:19:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2023-11-24 23:19:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:19:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:19:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-24 23:19:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-24 23:19:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-24 23:19:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-24 23:19:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2023-11-24 23:19:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2023-11-24 23:19:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-24 23:19:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-24 23:19:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:19:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:19:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2023-11-24 23:19:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2023-11-24 23:19:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:19:50,594 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:19:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2023-11-24 23:19:50,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2023-11-24 23:19:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:19:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:19:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2023-11-24 23:19:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2023-11-24 23:19:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-24 23:19:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-24 23:19:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2023-11-24 23:19:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2023-11-24 23:19:51,979 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:51,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:52,597 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:20:12,529 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:22,603 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:22,603 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:20:22,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:22 BoogieIcfgContainer [2023-11-24 23:20:22,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:22,609 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:22,609 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:22,613 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:22,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:41" (1/3) ... [2023-11-24 23:20:22,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b005140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:22, skipping insertion in model container [2023-11-24 23:20:22,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:48" (2/3) ... [2023-11-24 23:20:22,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b005140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:22, skipping insertion in model container [2023-11-24 23:20:22,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:22" (3/3) ... [2023-11-24 23:20:22,620 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2023-11-24 23:20:22,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:22,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:20:22,776 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:22,781 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;@2067b132, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:22,782 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:20:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 3081 states, 1759 states have (on average 1.2620807276861854) internal successors, (2220), 1838 states have internal predecessors, (2220), 1142 states have call successors, (1142), 178 states have call predecessors, (1142), 177 states have return successors, (1138), 1125 states have call predecessors, (1138), 1138 states have call successors, (1138) [2023-11-24 23:20:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:20:22,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:22,809 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-24 23:20:22,810 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)] === [2023-11-24 23:20:22,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:22,823 INFO L85 PathProgramCache]: Analyzing trace with hash 965121950, now seen corresponding path program 1 times [2023-11-24 23:20:22,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:22,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061447348] [2023-11-24 23:20:22,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:22,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms