./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 088e9299faf42e9bfd50bcc588651eec00d67780f40007ca806912673a0acdb2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:35,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:36,049 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:19:36,054 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:36,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:36,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:36,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:36,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:36,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:36,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:36,084 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:36,084 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:36,085 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:36,086 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:19:36,086 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:36,087 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:36,087 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:19:36,088 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:19:36,089 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:36,089 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:19:36,090 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:19:36,091 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:19:36,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:36,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:36,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:19:36,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:36,093 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:36,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:36,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:36,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:36,095 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:36,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:36,096 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:36,096 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:36,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:36,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:36,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:36,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:36,098 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:19:36,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:19:36,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:36,099 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:36,099 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:36,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:36,100 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_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 088e9299faf42e9bfd50bcc588651eec00d67780f40007ca806912673a0acdb2 [2023-11-23 21:19:36,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:36,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:36,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:36,448 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:36,449 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:36,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-23 21:19:39,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:40,398 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:40,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-23 21:19:40,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/data/636f79473/9196e65f597e4cb7af769b3bc928f37b/FLAG6784114d9 [2023-11-23 21:19:40,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/data/636f79473/9196e65f597e4cb7af769b3bc928f37b [2023-11-23 21:19:40,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:40,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:40,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:40,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:40,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:40,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:40" (1/1) ... [2023-11-23 21:19:40,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d8b0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:40, skipping insertion in model container [2023-11-23 21:19:40,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:40" (1/1) ... [2023-11-23 21:19:40,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:46,211 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_9bd44de9-2cbe-42e9-be51-0120a78e056e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[476571,476584] [2023-11-23 21:19:46,214 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_9bd44de9-2cbe-42e9-be51-0120a78e056e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[476716,476729] [2023-11-23 21:19:46,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:46,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:46,474 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"); [6119] [2023-11-23 21:19:46,477 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)); [6126] [2023-11-23 21:19:46,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6133] [2023-11-23 21:19:46,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6182-6183] [2023-11-23 21:19:46,481 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"); [6188-6190] [2023-11-23 21:19:46,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6244] [2023-11-23 21:19:46,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6247] [2023-11-23 21:19:46,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6249] [2023-11-23 21:19:46,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6254] [2023-11-23 21:19:46,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6257] [2023-11-23 21:19:46,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6259] [2023-11-23 21:19:46,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6264] [2023-11-23 21:19:46,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6267] [2023-11-23 21:19:46,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6269] [2023-11-23 21:19:46,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6274] [2023-11-23 21:19:46,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6277] [2023-11-23 21:19:46,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6279] [2023-11-23 21:19:46,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6317] [2023-11-23 21:19:46,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6320] [2023-11-23 21:19:46,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6322] [2023-11-23 21:19:46,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6327] [2023-11-23 21:19:46,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6330] [2023-11-23 21:19:46,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6332] [2023-11-23 21:19:46,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6337] [2023-11-23 21:19:46,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6340] [2023-11-23 21:19:46,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6342] [2023-11-23 21:19:46,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6347] [2023-11-23 21:19:46,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6350] [2023-11-23 21:19:46,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6352] [2023-11-23 21:19:46,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6445] [2023-11-23 21:19:46,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6454] [2023-11-23 21:19:46,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6612] [2023-11-23 21:19:46,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6620] [2023-11-23 21:19:46,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6628] [2023-11-23 21:19:46,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6635] [2023-11-23 21:19:46,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6642] [2023-11-23 21:19:46,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6649] [2023-11-23 21:19:46,552 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)); [6762-6763] [2023-11-23 21:19:46,554 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)); [6796-6797] [2023-11-23 21:19:46,556 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)); [6837-6838] [2023-11-23 21:19:46,558 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)); [6866-6867] [2023-11-23 21:19:46,559 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)); [6903-6904] [2023-11-23 21:19:46,570 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)); [7279-7280] [2023-11-23 21:19:46,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7286] [2023-11-23 21:19:46,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9565] [2023-11-23 21:19:46,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10372] [2023-11-23 21:19:46,974 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_9bd44de9-2cbe-42e9-be51-0120a78e056e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[476571,476584] [2023-11-23 21:19:46,975 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_9bd44de9-2cbe-42e9-be51-0120a78e056e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[476716,476729] [2023-11-23 21:19:46,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:47,399 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:47,408 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:47,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47 WrapperNode [2023-11-23 21:19:47,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:47,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:47,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:47,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:47,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:47,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,154 INFO L138 Inliner]: procedures = 636, calls = 3963, calls flagged for inlining = 347, calls inlined = 309, statements flattened = 10277 [2023-11-23 21:19:48,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:48,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:48,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:48,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:48,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:48,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:48,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:48,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:48,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:48,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:48,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:48,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:48,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bd44de9-2cbe-42e9-be51-0120a78e056e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:48,873 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:19:48,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:19:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:19:48,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:19:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:19:48,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:19:48,874 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-23 21:19:48,875 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-23 21:19:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:19:48,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:19:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-23 21:19:48,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-23 21:19:48,875 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:19:48,876 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:19:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:19:48,877 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:19:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_resume [2023-11-23 21:19:48,877 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_resume [2023-11-23 21:19:48,877 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_print_link_status [2023-11-23 21:19:48,878 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_print_link_status [2023-11-23 21:19:48,878 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_registers [2023-11-23 21:19:48,878 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_registers [2023-11-23 21:19:48,878 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_write [2023-11-23 21:19:48,878 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_write [2023-11-23 21:19:48,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:19:48,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:19:48,879 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:19:48,879 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:19:48,880 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:19:48,880 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:19:48,880 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:19:48,880 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:19:48,881 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_remove [2023-11-23 21:19:48,881 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_remove [2023-11-23 21:19:48,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:19:48,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:19:48,881 INFO L130 BoogieDeclarations]: Found specification of procedure enable_flow_control_ability [2023-11-23 21:19:48,882 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_flow_control_ability [2023-11-23 21:19:48,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:48,883 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:19:48,883 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:19:48,883 INFO L130 BoogieDeclarations]: Found specification of procedure set_pending_timer_val [2023-11-23 21:19:48,883 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pending_timer_val [2023-11-23 21:19:48,883 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:19:48,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:19:48,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2023-11-23 21:19:48,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2023-11-23 21:19:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:19:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:19:48,884 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:19:48,884 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_up [2023-11-23 21:19:48,884 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_up [2023-11-23 21:19:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure mac_wol_reset [2023-11-23 21:19:48,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_wol_reset [2023-11-23 21:19:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:19:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_down [2023-11-23 21:19:48,885 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_down [2023-11-23 21:19:48,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:19:48,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:19:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_vlan_cam_mask [2023-11-23 21:19:48,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_vlan_cam_mask [2023-11-23 21:19:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:19:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:19:48,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:19:48,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-23 21:19:48,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-23 21:19:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:19:48,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:19:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:19:48,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:19:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:19:48,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:19:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-23 21:19:48,891 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-23 21:19:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:19:48,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:19:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_opt_media_mode [2023-11-23 21:19:48,892 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_opt_media_mode [2023-11-23 21:19:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_tx_srv [2023-11-23 21:19:48,892 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_tx_srv [2023-11-23 21:19:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:19:48,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:19:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 21:19:48,893 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 21:19:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_rx_refill [2023-11-23 21:19:48,893 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_rx_refill [2023-11-23 21:19:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure mii_set_auto_on [2023-11-23 21:19:48,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_set_auto_on [2023-11-23 21:19:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:19:48,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:19:48,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:19:48,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:19:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-23 21:19:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-11-23 21:19:48,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-23 21:19:48,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-23 21:19:48,897 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_save_context [2023-11-23 21:19:48,898 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_save_context [2023-11-23 21:19:48,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:19:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:19:48,901 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 21:19:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 21:19:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:19:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:19:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:19:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:19:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:19:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:19:48,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:19:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:19:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:19:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:19:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:19:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:19:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:19:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_update_hw_mibs [2023-11-23 21:19:48,911 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_update_hw_mibs [2023-11-23 21:19:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_shutdown [2023-11-23 21:19:48,912 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_shutdown [2023-11-23 21:19:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:19:48,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:19:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure setup_queue_timers [2023-11-23 21:19:48,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_queue_timers [2023-11-23 21:19:48,912 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 21:19:48,912 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 21:19:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:19:48,913 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:19:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rd_ring [2023-11-23 21:19:48,913 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rd_ring [2023-11-23 21:19:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:19:48,913 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:19:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:19:48,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:19:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_dma_rings [2023-11-23 21:19:48,914 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_dma_rings [2023-11-23 21:19:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure safe_disable_mii_autopoll [2023-11-23 21:19:48,914 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_disable_mii_autopoll [2023-11-23 21:19:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-23 21:19:48,914 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-23 21:19:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_pending_timer_val [2023-11-23 21:19:48,915 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pending_timer_val [2023-11-23 21:19:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_unregister_notifier [2023-11-23 21:19:48,915 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_unregister_notifier [2023-11-23 21:19:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:19:48,915 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:19:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:19:48,915 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:19:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-23 21:19:48,916 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-23 21:19:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-23 21:19:48,916 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-23 21:19:48,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_104 [2023-11-23 21:19:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_104 [2023-11-23 21:19:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_media_mode [2023-11-23 21:19:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_media_mode [2023-11-23 21:19:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_cam_filter [2023-11-23 21:19:48,917 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_cam_filter [2023-11-23 21:19:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:19:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_probe [2023-11-23 21:19:48,918 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_probe [2023-11-23 21:19:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:19:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:19:48,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:19:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_pci_remove [2023-11-23 21:19:48,919 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_pci_remove [2023-11-23 21:19:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:19:48,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:19:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:19:48,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:19:48,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_velocity_info [2023-11-23 21:19:48,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_velocity_info [2023-11-23 21:19:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rings [2023-11-23 21:19:48,920 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rings [2023-11-23 21:19:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 21:19:48,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 21:19:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mii_autopoll [2023-11-23 21:19:48,920 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mii_autopoll [2023-11-23 21:19:48,920 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 21:19:48,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 21:19:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:19:48,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:19:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:19:48,921 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:19:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:19:48,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:19:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:19:48,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:19:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-23 21:19:48,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-23 21:19:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 21:19:48,922 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 21:19:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:19:48,922 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:19:48,922 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-23 21:19:48,923 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-23 21:19:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_int_opt [2023-11-23 21:19:48,923 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_int_opt [2023-11-23 21:19:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:19:48,923 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:19:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_cam_mask [2023-11-23 21:19:48,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_cam_mask [2023-11-23 21:19:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_suspend [2023-11-23 21:19:48,924 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_suspend [2023-11-23 21:19:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-23 21:19:48,924 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-23 21:19:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_ip [2023-11-23 21:19:48,924 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_ip [2023-11-23 21:19:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_108 [2023-11-23 21:19:48,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_108 [2023-11-23 21:19:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:19:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_link [2023-11-23 21:19:48,925 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_link [2023-11-23 21:19:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:19:48,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:19:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:19:48,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:19:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:19:48,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:19:48,927 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:19:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:19:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure setup_adaptive_interrupts [2023-11-23 21:19:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_adaptive_interrupts [2023-11-23 21:19:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:19:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:19:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:19:48,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:19:48,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:19:48,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:19:48,933 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_power_state [2023-11-23 21:19:48,933 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_power_state [2023-11-23 21:19:48,933 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_close [2023-11-23 21:19:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_close [2023-11-23 21:19:48,934 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:19:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:19:48,934 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_bool_opt [2023-11-23 21:19:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_bool_opt [2023-11-23 21:19:48,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_103 [2023-11-23 21:19:48,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_103 [2023-11-23 21:19:48,934 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:19:48,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:19:48,935 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:19:48,935 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:19:48,935 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:19:48,935 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:19:48,935 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:19:48,935 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:19:48,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:19:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rings [2023-11-23 21:19:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rings [2023-11-23 21:19:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_intr [2023-11-23 21:19:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_intr [2023-11-23 21:19:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:19:48,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:19:48,936 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:19:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:19:48,937 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_remove [2023-11-23 21:19:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_remove [2023-11-23 21:19:48,937 INFO L130 BoogieDeclarations]: Found specification of procedure check_connection_type [2023-11-23 21:19:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure check_connection_type [2023-11-23 21:19:48,937 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-23 21:19:48,937 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-23 21:19:48,937 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rx_ring_indexes [2023-11-23 21:19:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rx_ring_indexes [2023-11-23 21:19:48,938 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_read [2023-11-23 21:19:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_read [2023-11-23 21:19:48,938 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_open [2023-11-23 21:19:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_open [2023-11-23 21:19:48,938 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_give_many_rx_descs [2023-11-23 21:19:48,938 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_give_many_rx_descs [2023-11-23 21:19:48,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:19:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:19:48,939 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_multi [2023-11-23 21:19:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_multi [2023-11-23 21:19:48,939 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-23 21:19:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-23 21:19:48,939 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_probe [2023-11-23 21:19:48,939 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_probe [2023-11-23 21:19:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:19:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:19:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:19:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:19:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_velocity_info [2023-11-23 21:19:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_velocity_info [2023-11-23 21:19:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_poll_controller [2023-11-23 21:19:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_poll_controller [2023-11-23 21:19:48,941 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-23 21:19:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-23 21:19:50,195 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:50,200 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:51,921 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:20:18,472 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:20:18,670 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:20:25,641 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:20:25,641 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 21:20:25,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:25 BoogieIcfgContainer [2023-11-23 21:20:25,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:20:25,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:20:25,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:20:25,651 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:20:25,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:40" (1/3) ... [2023-11-23 21:20:25,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71ffc02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:20:25, skipping insertion in model container [2023-11-23 21:20:25,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47" (2/3) ... [2023-11-23 21:20:25,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71ffc02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:20:25, skipping insertion in model container [2023-11-23 21:20:25,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:20:25" (3/3) ... [2023-11-23 21:20:25,655 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-23 21:20:25,679 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:20:25,679 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:20:25,791 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:20:25,800 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;@73fb629d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:20:25,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:20:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 2502 states, 1463 states have (on average 1.3103212576896788) internal successors, (1917), 1520 states have internal predecessors, (1917), 902 states have call successors, (902), 139 states have call predecessors, (902), 138 states have return successors, (894), 877 states have call predecessors, (894), 894 states have call successors, (894) [2023-11-23 21:20:25,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-23 21:20:25,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:25,891 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:25,892 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:25,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:25,900 INFO L85 PathProgramCache]: Analyzing trace with hash -348612155, now seen corresponding path program 1 times [2023-11-23 21:20:25,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:20:25,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063084752] [2023-11-23 21:20:25,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:25,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms