./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 81d3a41c14974620b49988c1780c7d5a75f04674e564d23c865943e8c9fe2089 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:00:56,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:00:56,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:00:56,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:00:56,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:00:56,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:00:56,482 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:00:56,483 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:00:56,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:00:56,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:00:56,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:00:56,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:00:56,492 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:00:56,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:00:56,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:00:56,495 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:00:56,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:00:56,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:00:56,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:00:56,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:00:56,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:00:56,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:00:56,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:00:56,499 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:00:56,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:00:56,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:56,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:00:56,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:00:56,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:00:56,501 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:00:56,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:00:56,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:00:56,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:00:56,503 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:00:56,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:00:56,503 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:00:56,504 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81d3a41c14974620b49988c1780c7d5a75f04674e564d23c865943e8c9fe2089 [2023-11-19 08:00:56,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:00:56,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:00:56,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:00:56,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:00:56,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:00:56,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i [2023-11-19 08:00:59,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:01:00,906 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:01:00,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i [2023-11-19 08:01:00,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/data/8e7f93672/038efcf57c4f443bbbf669bcbc2bb79d/FLAG371c5206a [2023-11-19 08:01:00,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/data/8e7f93672/038efcf57c4f443bbbf669bcbc2bb79d [2023-11-19 08:01:01,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:01:01,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:01:01,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:01,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:01:01,012 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:01:01,013 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:00" (1/1) ... [2023-11-19 08:01:01,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205ae50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:01, skipping insertion in model container [2023-11-19 08:01:01,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:00" (1/1) ... [2023-11-19 08:01:01,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:01:06,651 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_60c1ad07-0045-416d-ad4f-cebf51e4701e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519506,519519] [2023-11-19 08:01:06,658 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_60c1ad07-0045-416d-ad4f-cebf51e4701e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519651,519664] [2023-11-19 08:01:06,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:06,777 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:01:06,887 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"); [6268] [2023-11-19 08:01:06,889 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)); [6275] [2023-11-19 08:01:06,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6282] [2023-11-19 08:01:06,891 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/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6325-6326] [2023-11-19 08:01:06,892 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"); [6331-6333] [2023-11-19 08:01:06,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6398] [2023-11-19 08:01:06,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6405] [2023-11-19 08:01:06,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [6448] [2023-11-19 08:01:06,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [6456-6457] [2023-11-19 08:01:06,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6530-6531] [2023-11-19 08:01:06,949 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)); [6564-6565] [2023-11-19 08:01:06,951 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)); [6605-6606] [2023-11-19 08:01:06,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [6634-6635] [2023-11-19 08:01:06,963 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)); [7069-7070] [2023-11-19 08:01:06,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7076] [2023-11-19 08:01:07,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9121] [2023-11-19 08:01:07,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9140] [2023-11-19 08:01:07,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9718] [2023-11-19 08:01:07,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9774] [2023-11-19 08:01:07,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9910] [2023-11-19 08:01:07,070 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9914] [2023-11-19 08:01:07,070 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9923] [2023-11-19 08:01:07,071 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next2_buffer) [9932] [2023-11-19 08:01:07,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10115] [2023-11-19 08:01:07,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (531), "i" (12UL)); [13444-13445] [2023-11-19 08:01:07,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (689), "i" (12UL)); [13611-13612] [2023-11-19 08:01:07,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (748), "i" (12UL)); [13668-13669] [2023-11-19 08:01:07,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (749), "i" (12UL)); [13679-13680] [2023-11-19 08:01:07,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (750), "i" (12UL)); [13690-13691] [2023-11-19 08:01:07,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (777), "i" (12UL)); [13723-13724] [2023-11-19 08:01:07,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (804), "i" (12UL)); [13756-13757] [2023-11-19 08:01:07,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (841), "i" (12UL)); [13786-13787] [2023-11-19 08:01:07,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (842), "i" (12UL)); [13797-13798] [2023-11-19 08:01:07,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (843), "i" (12UL)); [13808-13809] [2023-11-19 08:01:07,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (873), "i" (12UL)); [13842-13843] [2023-11-19 08:01:07,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (900), "i" (12UL)); [13875-13876] [2023-11-19 08:01:07,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_ee.c"), "i" (312), "i" (12UL)); [14682-14683] [2023-11-19 08:01:07,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/intel/ixgb/ixgb_param.c"), "i" (242), "i" (12UL)); [16545-16546] [2023-11-19 08:01:07,455 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_60c1ad07-0045-416d-ad4f-cebf51e4701e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519506,519519] [2023-11-19 08:01:07,456 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_60c1ad07-0045-416d-ad4f-cebf51e4701e/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519651,519664] [2023-11-19 08:01:07,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:07,883 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:01:07,891 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:01:07,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07 WrapperNode [2023-11-19 08:01:07,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:07,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:07,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:01:07,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:01:07,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:08,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:08,676 INFO L138 Inliner]: procedures = 574, calls = 6432, calls flagged for inlining = 280, calls inlined = 247, statements flattened = 13150 [2023-11-19 08:01:08,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:08,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:01:08,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:01:08,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:01:08,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:08,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:08,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:08,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:09,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:09,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:09,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:09,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:09,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:01:09,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:01:09,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:01:09,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:01:09,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (1/1) ... [2023-11-19 08:01:09,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:01:09,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:09,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:09,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60c1ad07-0045-416d-ad4f-cebf51e4701e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:01:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 08:01:09,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 08:01:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:01:09,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:01:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 08:01:09,657 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 08:01:09,658 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2023-11-19 08:01:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2023-11-19 08:01:09,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:01:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:01:09,658 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2023-11-19 08:01:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2023-11-19 08:01:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 08:01:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 08:01:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 08:01:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 08:01:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-19 08:01:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-19 08:01:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 08:01:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 08:01:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2023-11-19 08:01:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2023-11-19 08:01:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2023-11-19 08:01:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2023-11-19 08:01:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2023-11-19 08:01:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2023-11-19 08:01:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2023-11-19 08:01:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2023-11-19 08:01:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 08:01:09,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 08:01:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 08:01:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 08:01:09,664 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2023-11-19 08:01:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2023-11-19 08:01:09,665 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2023-11-19 08:01:09,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2023-11-19 08:01:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 08:01:09,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 08:01:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 08:01:09,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 08:01:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 08:01:09,667 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 08:01:09,667 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 08:01:09,668 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 08:01:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_resume [2023-11-19 08:01:09,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_resume [2023-11-19 08:01:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 08:01:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 08:01:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 08:01:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 08:01:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:01:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 08:01:09,670 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 08:01:09,670 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2023-11-19 08:01:09,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2023-11-19 08:01:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 08:01:09,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 08:01:09,671 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2023-11-19 08:01:09,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2023-11-19 08:01:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 08:01:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 08:01:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 08:01:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 08:01:09,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 08:01:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2023-11-19 08:01:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2023-11-19 08:01:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2023-11-19 08:01:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2023-11-19 08:01:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 08:01:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 08:01:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2023-11-19 08:01:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2023-11-19 08:01:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 08:01:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 08:01:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 08:01:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2023-11-19 08:01:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2023-11-19 08:01:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2023-11-19 08:01:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2023-11-19 08:01:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:01:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2023-11-19 08:01:09,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2023-11-19 08:01:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 08:01:09,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 08:01:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-19 08:01:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-19 08:01:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 08:01:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 08:01:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 08:01:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 08:01:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-19 08:01:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-19 08:01:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 08:01:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 08:01:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 08:01:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 08:01:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 08:01:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 08:01:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2023-11-19 08:01:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2023-11-19 08:01:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-19 08:01:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-19 08:01:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 08:01:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 08:01:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2023-11-19 08:01:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2023-11-19 08:01:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2023-11-19 08:01:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2023-11-19 08:01:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2023-11-19 08:01:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2023-11-19 08:01:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:01:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 08:01:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 08:01:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 08:01:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 08:01:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:01:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 08:01:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 08:01:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 08:01:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 08:01:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 08:01:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 08:01:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:01:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:01:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:01:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2023-11-19 08:01:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2023-11-19 08:01:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2023-11-19 08:01:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2023-11-19 08:01:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 08:01:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 08:01:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 08:01:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 08:01:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 08:01:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 08:01:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_remove [2023-11-19 08:01:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_remove [2023-11-19 08:01:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 08:01:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 08:01:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2023-11-19 08:01:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2023-11-19 08:01:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2023-11-19 08:01:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2023-11-19 08:01:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2023-11-19 08:01:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2023-11-19 08:01:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 08:01:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 08:01:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 08:01:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 08:01:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 08:01:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 08:01:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2023-11-19 08:01:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2023-11-19 08:01:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2023-11-19 08:01:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2023-11-19 08:01:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2023-11-19 08:01:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2023-11-19 08:01:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 08:01:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 08:01:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 08:01:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 08:01:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_open [2023-11-19 08:01:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_open [2023-11-19 08:01:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:01:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:01:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-19 08:01:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-19 08:01:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 08:01:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 08:01:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 08:01:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 08:01:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:01:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:01:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 08:01:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 08:01:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 08:01:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 08:01:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 08:01:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 08:01:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2023-11-19 08:01:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2023-11-19 08:01:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 08:01:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 08:01:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2023-11-19 08:01:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2023-11-19 08:01:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-19 08:01:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-19 08:01:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 08:01:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 08:01:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 08:01:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 08:01:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-19 08:01:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-19 08:01:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_close [2023-11-19 08:01:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_close [2023-11-19 08:01:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-19 08:01:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-19 08:01:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 08:01:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 08:01:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 08:01:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 08:01:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-19 08:01:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-19 08:01:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:01:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 08:01:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 08:01:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 08:01:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 08:01:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:01:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-19 08:01:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-19 08:01:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:01:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 08:01:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 08:01:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 08:01:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 08:01:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 08:01:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 08:01:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 08:01:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 08:01:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 08:01:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 08:01:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 08:01:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 08:01:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2023-11-19 08:01:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2023-11-19 08:01:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2023-11-19 08:01:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2023-11-19 08:01:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 08:01:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 08:01:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-19 08:01:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-19 08:01:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 08:01:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 08:01:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 08:01:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 08:01:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-19 08:01:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-19 08:01:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 08:01:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 08:01:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2023-11-19 08:01:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2023-11-19 08:01:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-19 08:01:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-19 08:01:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 08:01:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 08:01:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:01:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2023-11-19 08:01:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2023-11-19 08:01:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 08:01:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 08:01:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:01:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:01:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2023-11-19 08:01:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2023-11-19 08:01:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 08:01:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 08:01:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2023-11-19 08:01:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2023-11-19 08:01:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 08:01:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 08:01:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-19 08:01:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-19 08:01:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2023-11-19 08:01:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2023-11-19 08:01:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-19 08:01:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-19 08:01:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 08:01:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 08:01:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2023-11-19 08:01:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2023-11-19 08:01:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2023-11-19 08:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2023-11-19 08:01:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2023-11-19 08:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2023-11-19 08:01:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2023-11-19 08:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2023-11-19 08:01:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2023-11-19 08:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2023-11-19 08:01:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 08:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 08:01:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 08:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 08:01:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 08:01:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 08:01:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 08:01:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 08:01:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 08:01:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 08:01:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:01:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 08:01:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 08:01:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 08:01:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2023-11-19 08:01:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2023-11-19 08:01:11,189 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:01:11,194 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:01:11,541 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:01:42,222 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:01:42,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:01:42,271 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:01:42,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:42 BoogieIcfgContainer [2023-11-19 08:01:42,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:01:42,301 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:01:42,301 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:01:42,305 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:01:42,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:01:00" (1/3) ... [2023-11-19 08:01:42,308 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7bacbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:01:42, skipping insertion in model container [2023-11-19 08:01:42,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:07" (2/3) ... [2023-11-19 08:01:42,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7bacbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:01:42, skipping insertion in model container [2023-11-19 08:01:42,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:42" (3/3) ... [2023-11-19 08:01:42,313 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i [2023-11-19 08:01:42,336 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:01:42,336 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-19 08:01:42,471 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:01:42,478 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=PETRI_NET, 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;@3a4d11ac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:01:42,478 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-19 08:01:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 3636 states, 2526 states have (on average 1.324228028503563) internal successors, (3345), 2570 states have internal predecessors, (3345), 969 states have call successors, (969), 139 states have call predecessors, (969), 138 states have return successors, (965), 952 states have call predecessors, (965), 965 states have call successors, (965) [2023-11-19 08:01:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 08:01:42,551 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:01:42,553 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:42,554 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:01:42,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:42,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1293793996, now seen corresponding path program 1 times [2023-11-19 08:01:42,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:42,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566542726] [2023-11-19 08:01:42,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:42,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:01:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 08:01:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 08:01:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 08:01:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-19 08:01:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:01:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:01:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:01:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:44,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-19 08:01:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:01:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:01:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:01:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 08:01:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:01:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:01:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 08:01:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-19 08:01:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-19 08:01:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:01:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:01:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 08:01:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 08:01:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-19 08:01:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-19 08:01:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-19 08:01:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2023-11-19 08:01:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-19 08:01:45,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:45,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566542726] [2023-11-19 08:01:45,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566542726] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:45,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:45,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:01:45,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716353688] [2023-11-19 08:01:45,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:45,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 08:01:45,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:45,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 08:01:45,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:01:45,328 INFO L87 Difference]: Start difference. First operand has 3636 states, 2526 states have (on average 1.324228028503563) internal successors, (3345), 2570 states have internal predecessors, (3345), 969 states have call successors, (969), 139 states have call predecessors, (969), 138 states have return successors, (965), 952 states have call predecessors, (965), 965 states have call successors, (965) Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (24), 3 states have call predecessors, (24), 2 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20)