./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 30e01a73 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_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/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_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.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_b50ed1c1-7860-4352-ac26-11fd2c14f188/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_b50ed1c1-7860-4352-ac26-11fd2c14f188/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 81d3a41c14974620b49988c1780c7d5a75f04674e564d23c865943e8c9fe2089 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:39:37,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:39:37,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:39:37,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:39:37,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:39:37,217 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:39:37,218 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:39:37,219 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:39:37,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:39:37,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:39:37,225 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:39:37,225 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:39:37,226 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:39:37,228 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:39:37,229 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:39:37,230 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:39:37,232 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:39:37,235 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:39:37,240 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:39:37,241 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:39:37,242 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:39:37,243 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:39:37,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:39:37,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:39:37,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:39:37,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:39:37,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:39:37,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:39:37,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:39:37,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:39:37,250 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:39:37,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:39:37,251 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:39:37,251 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:39:37,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:37,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:39:37,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:39:37,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:39:37,253 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:39:37,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:39:37,254 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:39:37,254 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:39:37,254 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:39:37,255 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:39:37,255 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_b50ed1c1-7860-4352-ac26-11fd2c14f188/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81d3a41c14974620b49988c1780c7d5a75f04674e564d23c865943e8c9fe2089 [2023-11-23 20:39:37,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:39:37,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:39:37,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:39:37,634 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:39:37,634 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:39:37,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i [2023-11-23 20:39:40,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:39:41,529 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:39:41,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i [2023-11-23 20:39:41,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/data/14d120483/5f2f23f605cf41029a4cfa1418b9e5fb/FLAG88bae92e0 [2023-11-23 20:39:41,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/data/14d120483/5f2f23f605cf41029a4cfa1418b9e5fb [2023-11-23 20:39:41,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:39:41,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:39:41,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:41,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:39:41,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:39:41,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd6d937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41, skipping insertion in model container [2023-11-23 20:39:41,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:39:47,163 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_b50ed1c1-7860-4352-ac26-11fd2c14f188/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519506,519519] [2023-11-23 20:39:47,169 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_b50ed1c1-7860-4352-ac26-11fd2c14f188/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519651,519664] [2023-11-23 20:39:47,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:47,308 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:39:47,475 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] [2023-11-23 20:39:47,477 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)); [6275] [2023-11-23 20:39:47,477 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6282] [2023-11-23 20:39:47,479 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] [2023-11-23 20:39:47,480 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] [2023-11-23 20:39:47,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6398] [2023-11-23 20:39:47,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6405] [2023-11-23 20:39:47,483 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] [2023-11-23 20:39:47,484 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] [2023-11-23 20:39:47,488 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] [2023-11-23 20:39:47,491 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] [2023-11-23 20:39:47,492 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] [2023-11-23 20:39:47,493 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] [2023-11-23 20:39:47,504 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] [2023-11-23 20:39:47,505 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7076] [2023-11-23 20:39:47,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9121] [2023-11-23 20:39:47,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9140] [2023-11-23 20:39:47,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9718] [2023-11-23 20:39:47,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9774] [2023-11-23 20:39:47,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9910] [2023-11-23 20:39:47,674 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9914] [2023-11-23 20:39:47,674 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9923] [2023-11-23 20:39:47,675 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next2_buffer) [9932] [2023-11-23 20:39:47,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10115] [2023-11-23 20:39:47,755 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] [2023-11-23 20:39:47,761 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] [2023-11-23 20:39:47,763 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] [2023-11-23 20:39:47,763 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] [2023-11-23 20:39:47,764 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] [2023-11-23 20:39:47,765 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] [2023-11-23 20:39:47,766 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] [2023-11-23 20:39:47,767 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] [2023-11-23 20:39:47,768 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] [2023-11-23 20:39:47,768 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] [2023-11-23 20:39:47,769 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] [2023-11-23 20:39:47,770 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] [2023-11-23 20:39:47,796 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] [2023-11-23 20:39:47,848 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] [2023-11-23 20:39:47,933 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_b50ed1c1-7860-4352-ac26-11fd2c14f188/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519506,519519] [2023-11-23 20:39:47,935 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_b50ed1c1-7860-4352-ac26-11fd2c14f188/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i[519651,519664] [2023-11-23 20:39:47,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:48,325 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:39:48,348 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:39:48,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48 WrapperNode [2023-11-23 20:39:48,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:48,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:48,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:39:48,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:39:48,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:48,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,183 INFO L138 Inliner]: procedures = 574, calls = 6432, calls flagged for inlining = 280, calls inlined = 247, statements flattened = 13150 [2023-11-23 20:39:49,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:49,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:39:49,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:39:49,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:39:49,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:49,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:50,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:39:50,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:39:50,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:39:50,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:39:50,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (1/1) ... [2023-11-23 20:39:50,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:50,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:50,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:39:50,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50ed1c1-7860-4352-ac26-11fd2c14f188/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:39:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 20:39:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 20:39:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 20:39:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 20:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 20:39:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 20:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2023-11-23 20:39:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2023-11-23 20:39:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:39:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2023-11-23 20:39:50,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2023-11-23 20:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 20:39:50,134 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 20:39:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 20:39:50,134 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 20:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 20:39:50,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 20:39:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 20:39:50,135 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 20:39:50,136 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2023-11-23 20:39:50,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2023-11-23 20:39:50,137 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2023-11-23 20:39:50,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2023-11-23 20:39:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2023-11-23 20:39:50,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2023-11-23 20:39:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2023-11-23 20:39:50,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2023-11-23 20:39:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 20:39:50,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 20:39:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 20:39:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 20:39:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2023-11-23 20:39:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2023-11-23 20:39:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2023-11-23 20:39:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2023-11-23 20:39:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 20:39:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 20:39:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 20:39:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 20:39:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 20:39:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 20:39:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 20:39:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 20:39:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_resume [2023-11-23 20:39:50,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_resume [2023-11-23 20:39:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 20:39:50,142 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 20:39:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 20:39:50,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 20:39:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:39:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 20:39:50,143 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 20:39:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2023-11-23 20:39:50,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2023-11-23 20:39:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 20:39:50,144 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 20:39:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2023-11-23 20:39:50,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2023-11-23 20:39:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 20:39:50,145 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 20:39:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 20:39:50,145 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 20:39:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:39:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2023-11-23 20:39:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2023-11-23 20:39:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2023-11-23 20:39:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2023-11-23 20:39:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 20:39:50,147 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 20:39:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2023-11-23 20:39:50,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2023-11-23 20:39:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:39:50,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 20:39:50,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 20:39:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2023-11-23 20:39:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2023-11-23 20:39:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2023-11-23 20:39:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2023-11-23 20:39:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:39:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2023-11-23 20:39:50,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2023-11-23 20:39:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 20:39:50,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 20:39:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-23 20:39:50,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-23 20:39:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:39:50,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:39:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 20:39:50,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 20:39:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-23 20:39:50,153 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-23 20:39:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 20:39:50,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 20:39:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 20:39:50,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 20:39:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 20:39:50,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 20:39:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2023-11-23 20:39:50,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2023-11-23 20:39:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-23 20:39:50,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-23 20:39:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 20:39:50,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 20:39:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2023-11-23 20:39:50,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2023-11-23 20:39:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2023-11-23 20:39:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2023-11-23 20:39:50,161 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2023-11-23 20:39:50,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2023-11-23 20:39:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:39:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 20:39:50,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 20:39:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 20:39:50,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 20:39:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:39:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 20:39:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 20:39:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 20:39:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 20:39:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 20:39:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 20:39:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:39:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:39:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:39:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2023-11-23 20:39:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2023-11-23 20:39:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2023-11-23 20:39:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2023-11-23 20:39:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:39:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:39:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 20:39:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 20:39:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 20:39:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 20:39:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_remove [2023-11-23 20:39:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_remove [2023-11-23 20:39:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 20:39:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 20:39:50,175 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2023-11-23 20:39:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2023-11-23 20:39:50,175 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2023-11-23 20:39:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2023-11-23 20:39:50,175 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2023-11-23 20:39:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2023-11-23 20:39:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 20:39:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 20:39:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 20:39:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 20:39:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 20:39:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 20:39:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2023-11-23 20:39:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2023-11-23 20:39:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2023-11-23 20:39:50,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2023-11-23 20:39:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2023-11-23 20:39:50,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2023-11-23 20:39:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 20:39:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 20:39:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 20:39:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 20:39:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_open [2023-11-23 20:39:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_open [2023-11-23 20:39:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:39:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:39:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-23 20:39:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-23 20:39:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 20:39:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 20:39:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:39:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:39:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:39:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:39:50,180 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 20:39:50,180 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 20:39:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 20:39:50,180 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 20:39:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 20:39:50,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 20:39:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2023-11-23 20:39:50,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2023-11-23 20:39:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 20:39:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 20:39:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2023-11-23 20:39:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2023-11-23 20:39:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 20:39:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 20:39:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:39:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:39:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 20:39:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 20:39:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-23 20:39:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-23 20:39:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_close [2023-11-23 20:39:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_close [2023-11-23 20:39:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-23 20:39:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-23 20:39:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 20:39:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 20:39:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 20:39:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 20:39:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-23 20:39:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-23 20:39:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:39:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-23 20:39:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-23 20:39:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 20:39:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 20:39:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:39:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-23 20:39:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-23 20:39:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:39:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 20:39:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 20:39:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 20:39:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 20:39:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 20:39:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 20:39:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 20:39:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 20:39:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 20:39:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 20:39:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:39:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:39:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2023-11-23 20:39:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2023-11-23 20:39:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2023-11-23 20:39:50,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2023-11-23 20:39:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-23 20:39:50,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-23 20:39:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-23 20:39:50,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-23 20:39:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 20:39:50,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 20:39:50,192 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 20:39:50,193 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 20:39:50,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-23 20:39:50,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-23 20:39:50,193 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 20:39:50,193 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 20:39:50,193 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2023-11-23 20:39:50,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2023-11-23 20:39:50,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-23 20:39:50,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-23 20:39:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 20:39:50,195 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 20:39:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:39:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2023-11-23 20:39:50,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2023-11-23 20:39:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 20:39:50,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 20:39:50,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:39:50,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:39:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2023-11-23 20:39:50,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2023-11-23 20:39:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 20:39:50,196 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 20:39:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2023-11-23 20:39:50,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2023-11-23 20:39:50,196 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 20:39:50,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 20:39:50,197 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-23 20:39:50,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-23 20:39:50,197 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2023-11-23 20:39:50,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2023-11-23 20:39:50,197 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-23 20:39:50,197 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-23 20:39:50,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-23 20:39:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-23 20:39:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2023-11-23 20:39:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2023-11-23 20:39:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2023-11-23 20:39:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2023-11-23 20:39:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2023-11-23 20:39:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2023-11-23 20:39:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2023-11-23 20:39:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2023-11-23 20:39:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2023-11-23 20:39:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2023-11-23 20:39:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 20:39:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 20:39:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 20:39:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 20:39:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 20:39:50,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 20:39:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-23 20:39:50,200 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-23 20:39:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 20:39:50,200 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 20:39:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:39:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 20:39:50,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 20:39:50,201 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 20:39:50,201 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2023-11-23 20:39:50,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2023-11-23 20:39:51,789 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:39:51,794 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:39:52,111 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:40:17,809 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:40:24,407 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:40:24,407 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:40:24,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:24 BoogieIcfgContainer [2023-11-23 20:40:24,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:40:24,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:40:24,415 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:40:24,418 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:40:24,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:39:41" (1/3) ... [2023-11-23 20:40:24,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74be05fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:24, skipping insertion in model container [2023-11-23 20:40:24,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:48" (2/3) ... [2023-11-23 20:40:24,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74be05fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:24, skipping insertion in model container [2023-11-23 20:40:24,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:24" (3/3) ... [2023-11-23 20:40:24,422 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgb-ixgb.cil.i [2023-11-23 20:40:24,443 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:40:24,443 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-23 20:40:24,576 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:40:24,585 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;@1126c6e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:40:24,585 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-23 20:40:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 2664 states, 1554 states have (on average 1.2355212355212355) internal successors, (1920), 1598 states have internal predecessors, (1920), 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) [2023-11-23 20:40:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 20:40:24,644 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:24,646 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:24,646 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:24,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:24,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1189028986, now seen corresponding path program 1 times [2023-11-23 20:40:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:40:24,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152630680] [2023-11-23 20:40:24,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:24,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:40:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat