./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.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_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/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_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/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_adcf4546-1139-4d88-a3db-1515f009802e/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 33bd09d869d296ee6412c3b7b3ef9c41644173ec61a0d0594392f209ae5abb1a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:29,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:29,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:13:29,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:29,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:29,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:29,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:29,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:29,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:29,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:29,144 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:29,145 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:29,146 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:29,146 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:13:29,147 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:29,148 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:29,148 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:13:29,149 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:13:29,149 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:29,150 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:13:29,150 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:13:29,151 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:13:29,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:29,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:29,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:13:29,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:29,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:29,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:29,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:29,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:29,156 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:29,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:29,156 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:29,157 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:29,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:29,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:29,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:29,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:29,168 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:13:29,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:13:29,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:29,172 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:29,172 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:29,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:29,172 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_adcf4546-1139-4d88-a3db-1515f009802e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33bd09d869d296ee6412c3b7b3ef9c41644173ec61a0d0594392f209ae5abb1a [2023-11-23 21:13:29,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:29,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:29,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:29,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:29,483 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:29,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2023-11-23 21:13:32,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:33,639 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:33,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2023-11-23 21:13:33,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/data/06815e598/c1ddba4c22a0474d8bdcf45c3cce60e5/FLAG671592c22 [2023-11-23 21:13:33,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/data/06815e598/c1ddba4c22a0474d8bdcf45c3cce60e5 [2023-11-23 21:13:33,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:33,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:33,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:33,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:33,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:33,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:33" (1/1) ... [2023-11-23 21:13:33,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a6c4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:33, skipping insertion in model container [2023-11-23 21:13:33,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:33" (1/1) ... [2023-11-23 21:13:34,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:39,893 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522220,522233] [2023-11-23 21:13:39,898 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522389,522402] [2023-11-23 21:13:39,898 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522556,522569] [2023-11-23 21:13:39,899 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522724,522737] [2023-11-23 21:13:39,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:40,054 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:40,189 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"); [6236] [2023-11-23 21:13:40,191 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)); [6243] [2023-11-23 21:13:40,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6250] [2023-11-23 21:13:40,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6266] [2023-11-23 21:13:40,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6326-6327] [2023-11-23 21:13:40,195 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"); [6332-6334] [2023-11-23 21:13:40,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6361] [2023-11-23 21:13:40,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6368] [2023-11-23 21:13:40,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6424] [2023-11-23 21:13:40,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6427] [2023-11-23 21:13:40,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6430] [2023-11-23 21:13:40,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6433] [2023-11-23 21:13:40,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6527] [2023-11-23 21:13:40,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6535] [2023-11-23 21:13:40,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6542] [2023-11-23 21:13:40,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6549] [2023-11-23 21:13:40,204 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 *)"include/linux/mm.h"), "i" (488), "i" (12UL)); [6625-6626] [2023-11-23 21:13:40,205 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)); [6655] [2023-11-23 21:13:40,205 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)); [6663-6664] [2023-11-23 21:13:40,211 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6739-6740] [2023-11-23 21:13:40,213 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6773-6774] [2023-11-23 21:13:40,214 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)); [6814-6815] [2023-11-23 21:13:40,216 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)); [6843-6844] [2023-11-23 21:13:40,227 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)); [7321-7322] [2023-11-23 21:13:40,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7328] [2023-11-23 21:13:40,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10399] [2023-11-23 21:13:40,746 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522220,522233] [2023-11-23 21:13:40,747 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522389,522402] [2023-11-23 21:13:40,748 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522556,522569] [2023-11-23 21:13:40,749 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_adcf4546-1139-4d88-a3db-1515f009802e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522724,522737] [2023-11-23 21:13:40,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:41,241 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:41,251 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:41,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41 WrapperNode [2023-11-23 21:13:41,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:41,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:41,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:41,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:41,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:41,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:41,948 INFO L138 Inliner]: procedures = 699, calls = 4117, calls flagged for inlining = 375, calls inlined = 349, statements flattened = 11856 [2023-11-23 21:13:41,949 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:41,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:41,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:41,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:41,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:41,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:42,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:42,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:42,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:42,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (1/1) ... [2023-11-23 21:13:42,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:42,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:42,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:42,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adcf4546-1139-4d88-a3db-1515f009802e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2023-11-23 21:13:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2023-11-23 21:13:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-23 21:13:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-23 21:13:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-23 21:13:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-23 21:13:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_core [2023-11-23 21:13:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_core [2023-11-23 21:13:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-11-23 21:13:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-11-23 21:13:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_post_phy_linkchg [2023-11-23 21:13:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_post_phy_linkchg [2023-11-23 21:13:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:13:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:13:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:13:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:13:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2023-11-23 21:13:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2023-11-23 21:13:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-23 21:13:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-23 21:13:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:13:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:13:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_rx_ring [2023-11-23 21:13:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_rx_ring [2023-11-23 21:13:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:13:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:13:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:13:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:13:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:13:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:13:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:13:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:13:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_current_addr [2023-11-23 21:13:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_current_addr [2023-11-23 21:13:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:13:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:13:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_mac [2023-11-23 21:13:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_mac [2023-11-23 21:13:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_disable [2023-11-23 21:13:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_disable [2023-11-23 21:13:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_stop_phy_polling [2023-11-23 21:13:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_stop_phy_polling [2023-11-23 21:13:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:13:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:13:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:13:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:13:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:13:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:13:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:13:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:13:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:13:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:13:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:13:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:13:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:13:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:13:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:13:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:13:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-23 21:13:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-23 21:13:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:13:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:13:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:13:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_speed_and_duplex [2023-11-23 21:13:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_speed_and_duplex [2023-11-23 21:13:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2023-11-23 21:13:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2023-11-23 21:13:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-23 21:13:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-23 21:13:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_close [2023-11-23 21:13:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_close [2023-11-23 21:13:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:13:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:13:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_reg [2023-11-23 21:13:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_reg [2023-11-23 21:13:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:13:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_init [2023-11-23 21:13:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_init [2023-11-23 21:13:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_dbg [2023-11-23 21:13:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_dbg [2023-11-23 21:13:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_regs_len [2023-11-23 21:13:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_regs_len [2023-11-23 21:13:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:13:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:13:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:13:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:13:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_ring_resources [2023-11-23 21:13:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_ring_resources [2023-11-23 21:13:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:13:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:13:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:13:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 21:13:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 21:13:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:13:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:13:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:13:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:13:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:13:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:13:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:13:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-23 21:13:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-23 21:13:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:13:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:13:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:13:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:13:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:13:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:13:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-23 21:13:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-23 21:13:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_multi [2023-11-23 21:13:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_multi [2023-11-23 21:13:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:13:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:13:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:13:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:13:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:13:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:13:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:13:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:13:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:13:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-23 21:13:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-23 21:13:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:13:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:13:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:13:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:13:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:13:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:13:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:13:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_start_phy_polling [2023-11-23 21:13:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_start_phy_polling [2023-11-23 21:13:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-23 21:13:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-23 21:13:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:13:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:13:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:13:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-23 21:13:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-23 21:13:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:13:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:13:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-11-23 21:13:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-11-23 21:13:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_core [2023-11-23 21:13:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_core [2023-11-23 21:13:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_until_idle [2023-11-23 21:13:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_until_idle [2023-11-23 21:13:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:13:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:13:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 21:13:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 21:13:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:13:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:13:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_link_status [2023-11-23 21:13:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_link_status [2023-11-23 21:13:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:13:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:13:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_alloc_rx_buffer [2023-11-23 21:13:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_alloc_rx_buffer [2023-11-23 21:13:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2023-11-23 21:13:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2023-11-23 21:13:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_io_resume [2023-11-23 21:13:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_io_resume [2023-11-23 21:13:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_dbg [2023-11-23 21:13:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_dbg [2023-11-23 21:13:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_mdio_idle [2023-11-23 21:13:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_mdio_idle [2023-11-23 21:13:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:13:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:13:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:13:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:13:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-23 21:13:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-23 21:13:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_vlan_mode [2023-11-23 21:13:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_vlan_mode [2023-11-23 21:13:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tx_buffer [2023-11-23 21:13:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tx_buffer [2023-11-23 21:13:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_down [2023-11-23 21:13:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_down [2023-11-23 21:13:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_suspend [2023-11-23 21:13:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_suspend [2023-11-23 21:13:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-23 21:13:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-23 21:13:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:13:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:13:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:13:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:13:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:13:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:13:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:13:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:13:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:13:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:13:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:13:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:13:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:13:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:13:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-11-23 21:13:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-11-23 21:13:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_tx_timeout [2023-11-23 21:13:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_tx_timeout [2023-11-23 21:13:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 21:13:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 21:13:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:13:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:13:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tpd [2023-11-23 21:13:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tpd [2023-11-23 21:13:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_hw_set_mac_addr [2023-11-23 21:13:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_hw_set_mac_addr [2023-11-23 21:13:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:13:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:13:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-23 21:13:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-23 21:13:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 21:13:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 21:13:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_restart_autoneg [2023-11-23 21:13:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_restart_autoneg [2023-11-23 21:13:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_rxbufsize [2023-11-23 21:13:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_rxbufsize [2023-11-23 21:13:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 21:13:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 21:13:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:13:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:13:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_irq [2023-11-23 21:13:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_irq [2023-11-23 21:13:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:13:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:13:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_ext [2023-11-23 21:13:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_ext [2023-11-23 21:13:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-23 21:13:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-23 21:13:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:13:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:13:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:13:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-23 21:13:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-23 21:13:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_nway_reset [2023-11-23 21:13:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_nway_reset [2023-11-23 21:13:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_dma_ring [2023-11-23 21:13:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_dma_ring [2023-11-23 21:13:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:13:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:13:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:13:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_enable [2023-11-23 21:13:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_enable [2023-11-23 21:13:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-23 21:13:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-23 21:13:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_eeprom_len [2023-11-23 21:13:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_eeprom_len [2023-11-23 21:13:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:13:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:13:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:13:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:13:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:13:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:13:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:13:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_eeprom_exist [2023-11-23 21:13:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_eeprom_exist [2023-11-23 21:13:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:13:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:13:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 21:13:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 21:13:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_netpoll [2023-11-23 21:13:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_netpoll [2023-11-23 21:13:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:13:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:13:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:13:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:13:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:13:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:13:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_configure [2023-11-23 21:13:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_configure [2023-11-23 21:13:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-23 21:13:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-23 21:13:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_85 [2023-11-23 21:13:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_85 [2023-11-23 21:13:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_tx_ring [2023-11-23 21:13:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_tx_ring [2023-11-23 21:13:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_reset [2023-11-23 21:13:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_reset [2023-11-23 21:13:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_open [2023-11-23 21:13:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_open [2023-11-23 21:13:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:13:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:13:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:13:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:13:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2023-11-23 21:13:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2023-11-23 21:13:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:13:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:13:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-23 21:13:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-23 21:13:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_intr [2023-11-23 21:13:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_intr [2023-11-23 21:13:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:13:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:13:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_power_saving [2023-11-23 21:13:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_power_saving [2023-11-23 21:13:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_setup_adv [2023-11-23 21:13:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_setup_adv [2023-11-23 21:13:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-23 21:13:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-23 21:13:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:13:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:13:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_buffer [2023-11-23 21:13:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_buffer [2023-11-23 21:13:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_remove [2023-11-23 21:13:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_remove [2023-11-23 21:13:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:13:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:13:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:13:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_86 [2023-11-23 21:13:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_86 [2023-11-23 21:13:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:13:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:13:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:13:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:13:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_up [2023-11-23 21:13:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_up [2023-11-23 21:13:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-23 21:13:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-23 21:13:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_disable_l0s_l1 [2023-11-23 21:13:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_disable_l0s_l1 [2023-11-23 21:13:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_resume [2023-11-23 21:13:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_resume [2023-11-23 21:13:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2023-11-23 21:13:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2023-11-23 21:13:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_pcie [2023-11-23 21:13:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_pcie [2023-11-23 21:13:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:13:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:13:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:13:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:13:42,740 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 21:13:42,740 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 21:13:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_shutdown [2023-11-23 21:13:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_shutdown [2023-11-23 21:13:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_aspm [2023-11-23 21:13:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_aspm [2023-11-23 21:13:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-23 21:13:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-23 21:13:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-23 21:13:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-23 21:13:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:13:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:13:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_reg [2023-11-23 21:13:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_reg [2023-11-23 21:13:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:13:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:13:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:13:44,082 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:44,098 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:44,919 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:13:56,260 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:13:57,114 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:14:06,187 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:14:06,188 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:14:06,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:06 BoogieIcfgContainer [2023-11-23 21:14:06,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:14:06,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:14:06,194 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:14:06,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:14:06,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:33" (1/3) ... [2023-11-23 21:14:06,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445fe1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:06, skipping insertion in model container [2023-11-23 21:14:06,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:41" (2/3) ... [2023-11-23 21:14:06,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445fe1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:06, skipping insertion in model container [2023-11-23 21:14:06,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:06" (3/3) ... [2023-11-23 21:14:06,201 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2023-11-23 21:14:06,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:14:06,223 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-23 21:14:06,347 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:14:06,354 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;@73d9a476, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:14:06,355 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-23 21:14:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand has 3359 states, 2005 states have (on average 1.2703241895261845) internal successors, (2547), 2045 states have internal predecessors, (2547), 1183 states have call successors, (1183), 168 states have call predecessors, (1183), 167 states have return successors, (1174), 1166 states have call predecessors, (1174), 1174 states have call successors, (1174) [2023-11-23 21:14:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-23 21:14:06,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:06,406 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 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] [2023-11-23 21:14:06,407 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-23 21:14:06,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:06,413 INFO L85 PathProgramCache]: Analyzing trace with hash -728702257, now seen corresponding path program 1 times [2023-11-23 21:14:06,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:06,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540329645] [2023-11-23 21:14:06,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:06,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2023-11-23 21:14:07,591 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:07,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540329645] [2023-11-23 21:14:07,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540329645] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:07,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:07,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:14:07,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789957512] [2023-11-23 21:14:07,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:07,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:14:07,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:07,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:14:07,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:14:07,661 INFO L87 Difference]: Start difference. First operand has 3359 states, 2005 states have (on average 1.2703241895261845) internal successors, (2547), 2045 states have internal predecessors, (2547), 1183 states have call successors, (1183), 168 states have call predecessors, (1183), 167 states have return successors, (1174), 1166 states have call predecessors, (1174), 1174 states have call successors, (1174) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 21:14:10,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:13,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:15,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []