./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-via-via-velocity.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_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/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_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/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_e2250f66-2e10-488f-86f9-994544b99134/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 fb94c2fb6abf8f6e03775b6f065b6f69f3e093cdc1a36a25e63dc191517ab003 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:21:46,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:21:46,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:21:46,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:21:46,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:21:46,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:21:46,437 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:21:46,438 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:21:46,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:21:46,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:21:46,445 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:21:46,446 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:21:46,447 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:21:46,449 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:21:46,449 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:21:46,450 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:21:46,450 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:21:46,451 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:21:46,452 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:21:46,452 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:21:46,453 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:21:46,453 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:21:46,456 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:21:46,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:21:46,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:21:46,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:21:46,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:21:46,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:21:46,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:21:46,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:21:46,461 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:21:46,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:21:46,462 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:21:46,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:21:46,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:46,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:21:46,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:21:46,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:21:46,464 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:21:46,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:21:46,465 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:21:46,465 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:21:46,466 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:21:46,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:21:46,467 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_e2250f66-2e10-488f-86f9-994544b99134/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb94c2fb6abf8f6e03775b6f065b6f69f3e093cdc1a36a25e63dc191517ab003 [2023-11-24 23:21:46,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:21:46,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:21:46,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:21:46,860 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:21:46,860 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:21:46,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-24 23:21:50,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:21:51,089 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:21:51,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-24 23:21:51,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/data/b4408eb3a/8176ca9cd84f44c9a4f77bc555a3abf6/FLAG3fc2f91cc [2023-11-24 23:21:51,199 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/data/b4408eb3a/8176ca9cd84f44c9a4f77bc555a3abf6 [2023-11-24 23:21:51,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:21:51,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:21:51,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:51,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:21:51,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:21:51,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:51" (1/1) ... [2023-11-24 23:21:51,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32694efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:51, skipping insertion in model container [2023-11-24 23:21:51,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:51" (1/1) ... [2023-11-24 23:21:51,506 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:21:56,733 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464169,464182] [2023-11-24 23:21:56,737 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464338,464351] [2023-11-24 23:21:56,738 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464505,464518] [2023-11-24 23:21:56,739 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464673,464686] [2023-11-24 23:21:56,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:56,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:21:57,019 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"); [6132] [2023-11-24 23:21:57,021 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)); [6139] [2023-11-24 23:21:57,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6146] [2023-11-24 23:21:57,024 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)); [6195-6196] [2023-11-24 23:21:57,025 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"); [6201-6203] [2023-11-24 23:21:57,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6269] [2023-11-24 23:21:57,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6272] [2023-11-24 23:21:57,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6274] [2023-11-24 23:21:57,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6279] [2023-11-24 23:21:57,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6282] [2023-11-24 23:21:57,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6284] [2023-11-24 23:21:57,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6289] [2023-11-24 23:21:57,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6292] [2023-11-24 23:21:57,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6294] [2023-11-24 23:21:57,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6299] [2023-11-24 23:21:57,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6302] [2023-11-24 23:21:57,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6304] [2023-11-24 23:21:57,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6342] [2023-11-24 23:21:57,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6345] [2023-11-24 23:21:57,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6347] [2023-11-24 23:21:57,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6352] [2023-11-24 23:21:57,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6355] [2023-11-24 23:21:57,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6357] [2023-11-24 23:21:57,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6362] [2023-11-24 23:21:57,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6365] [2023-11-24 23:21:57,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6367] [2023-11-24 23:21:57,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6372] [2023-11-24 23:21:57,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6375] [2023-11-24 23:21:57,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6377] [2023-11-24 23:21:57,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6470] [2023-11-24 23:21:57,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6479] [2023-11-24 23:21:57,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6637] [2023-11-24 23:21:57,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6645] [2023-11-24 23:21:57,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6653] [2023-11-24 23:21:57,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6660] [2023-11-24 23:21:57,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6667] [2023-11-24 23:21:57,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6674] [2023-11-24 23:21:57,050 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)); [6816-6817] [2023-11-24 23:21:57,053 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)); [6850-6851] [2023-11-24 23:21:57,055 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)); [6891-6892] [2023-11-24 23:21:57,057 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)); [6920-6921] [2023-11-24 23:21:57,058 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)); [6957-6958] [2023-11-24 23:21:57,068 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)); [7329-7330] [2023-11-24 23:21:57,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7336] [2023-11-24 23:21:57,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9615] [2023-11-24 23:21:57,257 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10422] [2023-11-24 23:21:57,515 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464169,464182] [2023-11-24 23:21:57,516 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464338,464351] [2023-11-24 23:21:57,517 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464505,464518] [2023-11-24 23:21:57,518 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_e2250f66-2e10-488f-86f9-994544b99134/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464673,464686] [2023-11-24 23:21:57,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:57,868 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:21:57,874 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:21:57,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57 WrapperNode [2023-11-24 23:21:57,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:57,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:57,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:21:57,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:21:57,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,447 INFO L138 Inliner]: procedures = 619, calls = 3835, calls flagged for inlining = 334, calls inlined = 297, statements flattened = 10175 [2023-11-24 23:21:58,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:58,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:21:58,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:21:58,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:21:58,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:58,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:59,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:21:59,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:21:59,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:21:59,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:21:59,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (1/1) ... [2023-11-24 23:21:59,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:59,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:21:59,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:21:59,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2250f66-2e10-488f-86f9-994544b99134/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:21:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:21:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:21:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:21:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:21:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2023-11-24 23:21:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2023-11-24 23:21:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:21:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:21:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-24 23:21:59,082 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-24 23:21:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:21:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:21:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:21:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:21:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_80 [2023-11-24 23:21:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_80 [2023-11-24 23:21:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-24 23:21:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-24 23:21:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:21:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:21:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:21:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:21:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_resume [2023-11-24 23:21:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_resume [2023-11-24 23:21:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_print_link_status [2023-11-24 23:21:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_print_link_status [2023-11-24 23:21:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_registers [2023-11-24 23:21:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_registers [2023-11-24 23:21:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_write [2023-11-24 23:21:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_write [2023-11-24 23:21:59,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:21:59,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:21:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:21:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:21:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:21:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:21:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:21:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:21:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_remove [2023-11-24 23:21:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_remove [2023-11-24 23:21:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:21:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:21:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure enable_flow_control_ability [2023-11-24 23:21:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_flow_control_ability [2023-11-24 23:21:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:21:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:21:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:21:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure set_pending_timer_val [2023-11-24 23:21:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pending_timer_val [2023-11-24 23:21:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:21:59,088 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:21:59,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:21:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:21:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:21:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_up [2023-11-24 23:21:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_up [2023-11-24 23:21:59,089 INFO L130 BoogieDeclarations]: Found specification of procedure mac_wol_reset [2023-11-24 23:21:59,089 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_wol_reset [2023-11-24 23:21:59,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:21:59,090 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_down [2023-11-24 23:21:59,090 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_down [2023-11-24 23:21:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:21:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:21:59,091 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_vlan_cam_mask [2023-11-24 23:21:59,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_vlan_cam_mask [2023-11-24 23:21:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:21:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:21:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:21:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:21:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:21:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:21:59,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:21:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:21:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:21:59,094 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-24 23:21:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-24 23:21:59,094 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_opt_media_mode [2023-11-24 23:21:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_opt_media_mode [2023-11-24 23:21:59,094 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_tx_srv [2023-11-24 23:21:59,094 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_tx_srv [2023-11-24 23:21:59,095 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-24 23:21:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-24 23:21:59,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:21:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:21:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-24 23:21:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-24 23:21:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_rx_refill [2023-11-24 23:21:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_rx_refill [2023-11-24 23:21:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:21:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:21:59,097 INFO L130 BoogieDeclarations]: Found specification of procedure mii_set_auto_on [2023-11-24 23:21:59,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_set_auto_on [2023-11-24 23:21:59,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:21:59,097 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_save_context [2023-11-24 23:21:59,098 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_save_context [2023-11-24 23:21:59,100 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-24 23:21:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-24 23:21:59,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:21:59,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:21:59,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:21:59,101 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:21:59,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:21:59,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:21:59,103 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:21:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:21:59,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:21:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:21:59,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:21:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_update_hw_mibs [2023-11-24 23:21:59,109 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_update_hw_mibs [2023-11-24 23:21:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_shutdown [2023-11-24 23:21:59,110 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_shutdown [2023-11-24 23:21:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:21:59,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:21:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure setup_queue_timers [2023-11-24 23:21:59,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_queue_timers [2023-11-24 23:21:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-24 23:21:59,111 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-24 23:21:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:21:59,111 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:21:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rd_ring [2023-11-24 23:21:59,111 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rd_ring [2023-11-24 23:21:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:21:59,111 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:21:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:21:59,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:21:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_dma_rings [2023-11-24 23:21:59,112 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_dma_rings [2023-11-24 23:21:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure safe_disable_mii_autopoll [2023-11-24 23:21:59,112 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_disable_mii_autopoll [2023-11-24 23:21:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-24 23:21:59,112 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-24 23:21:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure get_pending_timer_val [2023-11-24 23:21:59,112 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pending_timer_val [2023-11-24 23:21:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_unregister_notifier [2023-11-24 23:21:59,113 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_unregister_notifier [2023-11-24 23:21:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:21:59,113 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:21:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:21:59,113 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:21:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-24 23:21:59,113 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-24 23:21:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-24 23:21:59,113 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-24 23:21:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:21:59,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:21:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_media_mode [2023-11-24 23:21:59,114 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_media_mode [2023-11-24 23:21:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_cam_filter [2023-11-24 23:21:59,114 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_cam_filter [2023-11-24 23:21:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:21:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_probe [2023-11-24 23:21:59,114 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_probe [2023-11-24 23:21:59,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:21:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:21:59,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:21:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_pci_remove [2023-11-24 23:21:59,115 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_pci_remove [2023-11-24 23:21:59,115 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 23:21:59,115 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 23:21:59,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:21:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:21:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:21:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:21:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_velocity_info [2023-11-24 23:21:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_velocity_info [2023-11-24 23:21:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rings [2023-11-24 23:21:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rings [2023-11-24 23:21:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-24 23:21:59,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-24 23:21:59,116 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mii_autopoll [2023-11-24 23:21:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mii_autopoll [2023-11-24 23:21:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-24 23:21:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-24 23:21:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:21:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:21:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-24 23:21:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-24 23:21:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:21:59,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:21:59,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-24 23:21:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-24 23:21:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-24 23:21:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-24 23:21:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_79 [2023-11-24 23:21:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_79 [2023-11-24 23:21:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-24 23:21:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-24 23:21:59,118 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:21:59,118 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:21:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-24 23:21:59,119 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-24 23:21:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:21:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_int_opt [2023-11-24 23:21:59,119 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_int_opt [2023-11-24 23:21:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:21:59,119 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:21:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_cam_mask [2023-11-24 23:21:59,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_cam_mask [2023-11-24 23:21:59,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:21:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_suspend [2023-11-24 23:21:59,120 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_suspend [2023-11-24 23:21:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-24 23:21:59,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-24 23:21:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_ip [2023-11-24 23:21:59,120 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_ip [2023-11-24 23:21:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:21:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_link [2023-11-24 23:21:59,120 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_link [2023-11-24 23:21:59,120 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:21:59,121 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:21:59,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:21:59,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:21:59,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-24 23:21:59,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-24 23:21:59,121 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:21:59,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:21:59,121 INFO L130 BoogieDeclarations]: Found specification of procedure setup_adaptive_interrupts [2023-11-24 23:21:59,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_adaptive_interrupts [2023-11-24 23:21:59,121 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:21:59,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:21:59,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:21:59,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:21:59,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:21:59,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:21:59,127 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_power_state [2023-11-24 23:21:59,127 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_power_state [2023-11-24 23:21:59,127 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_close [2023-11-24 23:21:59,127 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_close [2023-11-24 23:21:59,127 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-24 23:21:59,127 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-24 23:21:59,128 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_bool_opt [2023-11-24 23:21:59,128 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_bool_opt [2023-11-24 23:21:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:21:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:21:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:21:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:21:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:21:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:21:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:21:59,129 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:21:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:21:59,129 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rings [2023-11-24 23:21:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rings [2023-11-24 23:21:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_intr [2023-11-24 23:21:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_intr [2023-11-24 23:21:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:21:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:21:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_86 [2023-11-24 23:21:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_86 [2023-11-24 23:21:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:21:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:21:59,130 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_remove [2023-11-24 23:21:59,130 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_remove [2023-11-24 23:21:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure check_connection_type [2023-11-24 23:21:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure check_connection_type [2023-11-24 23:21:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-24 23:21:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-24 23:21:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rx_ring_indexes [2023-11-24 23:21:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rx_ring_indexes [2023-11-24 23:21:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_read [2023-11-24 23:21:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_read [2023-11-24 23:21:59,131 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_open [2023-11-24 23:21:59,131 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_open [2023-11-24 23:21:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_give_many_rx_descs [2023-11-24 23:21:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_give_many_rx_descs [2023-11-24 23:21:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:21:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:21:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_multi [2023-11-24 23:21:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_multi [2023-11-24 23:21:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-24 23:21:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-24 23:21:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_probe [2023-11-24 23:21:59,132 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_probe [2023-11-24 23:21:59,132 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:21:59,133 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:21:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:21:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:21:59,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:21:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_velocity_info [2023-11-24 23:21:59,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_velocity_info [2023-11-24 23:21:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_poll_controller [2023-11-24 23:21:59,133 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_poll_controller [2023-11-24 23:21:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-24 23:21:59,133 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-24 23:22:00,371 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:22:00,376 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:22:08,298 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:22:25,341 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:22:32,393 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:22:32,394 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 23:22:32,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:22:32 BoogieIcfgContainer [2023-11-24 23:22:32,397 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:22:32,401 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:22:32,401 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:22:32,405 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:22:32,406 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:21:51" (1/3) ... [2023-11-24 23:22:32,407 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194f6a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:22:32, skipping insertion in model container [2023-11-24 23:22:32,407 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:57" (2/3) ... [2023-11-24 23:22:32,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194f6a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:22:32, skipping insertion in model container [2023-11-24 23:22:32,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:22:32" (3/3) ... [2023-11-24 23:22:32,410 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-24 23:22:32,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:22:32,437 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:22:32,593 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:22:32,601 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;@57959f0f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:22:32,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:22:32,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 2309 states, 1319 states have (on average 1.282789992418499) internal successors, (1692), 1391 states have internal predecessors, (1692), 855 states have call successors, (855), 134 states have call predecessors, (855), 133 states have return successors, (848), 828 states have call predecessors, (848), 848 states have call successors, (848) [2023-11-24 23:22:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:22:32,638 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:22:32,639 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:22:32,639 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 23:22:32,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:22:32,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1162618663, now seen corresponding path program 1 times [2023-11-24 23:22:32,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:22:32,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689567838] [2023-11-24 23:22:32,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:22:32,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms