./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX --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 bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:54:31,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:32,032 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:54:32,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:32,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:32,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:32,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:32,084 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:32,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:32,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:32,091 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:32,092 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:32,092 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:32,094 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:54:32,094 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:32,095 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:32,095 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:54:32,096 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:54:32,096 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:32,097 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:54:32,098 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:54:32,099 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:54:32,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:32,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:32,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:54:32,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:32,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:32,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:32,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:32,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:32,105 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:32,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:32,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:32,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:32,106 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:32,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:32,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:32,107 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:54:32,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:54:32,107 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:32,108 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:32,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:32,108 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 [2023-11-12 00:54:32,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:32,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:32,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:32,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:32,471 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:32,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-12 00:54:35,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:36,494 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:36,495 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-12 00:54:36,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/data/8d6e95a66/2a67961fd87a414eb10ebf053903c5f9/FLAG7a53a3ffb [2023-11-12 00:54:36,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/data/8d6e95a66/2a67961fd87a414eb10ebf053903c5f9 [2023-11-12 00:54:36,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:36,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:36,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:36,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:36,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:36,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:36" (1/1) ... [2023-11-12 00:54:36,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd511e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:36, skipping insertion in model container [2023-11-12 00:54:36,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:36" (1/1) ... [2023-11-12 00:54:36,966 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:42,791 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2023-11-12 00:54:42,796 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2023-11-12 00:54:42,805 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2023-11-12 00:54:42,806 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2023-11-12 00:54:42,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:43,007 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:43,235 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/oki-semi/pch_gbe/pch_gbe_param.c"), "i" (269), "i" (12UL)); [7882-7883] [2023-11-12 00:54:43,275 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/oki-semi/pch_gbe/pch_gbe_param.c"), "i" (435), "i" (12UL)); [8408-8409] [2023-11-12 00:54:43,300 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"); [8883] [2023-11-12 00:54:43,301 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)); [8890] [2023-11-12 00:54:43,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [8897] [2023-11-12 00:54:43,304 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)); [8949-8950] [2023-11-12 00:54:43,305 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"); [8955-8957] [2023-11-12 00:54:43,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [8971] [2023-11-12 00:54:43,306 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)); [8994] [2023-11-12 00:54:43,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [9001] [2023-11-12 00:54:43,313 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)); [9236] [2023-11-12 00:54:43,313 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)); [9244-9245] [2023-11-12 00:54:43,321 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)); [9318-9319] [2023-11-12 00:54:43,325 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)); [9352-9353] [2023-11-12 00:54:43,337 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)); [9680-9681] [2023-11-12 00:54:43,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9687] [2023-11-12 00:54:43,678 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2023-11-12 00:54:43,679 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2023-11-12 00:54:43,679 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2023-11-12 00:54:43,680 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_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2023-11-12 00:54:43,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:44,136 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:44,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44 WrapperNode [2023-11-12 00:54:44,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:44,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:44,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:44,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:44,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,893 INFO L138 Inliner]: procedures = 703, calls = 6707, calls flagged for inlining = 366, calls inlined = 324, statements flattened = 12310 [2023-11-12 00:54:44,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:44,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:44,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:44,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:44,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:44,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:45,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:45,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:45,511 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:45,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:45,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:45,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:45,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:45,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:45,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (1/1) ... [2023-11-12 00:54:45,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:45,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:45,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:45,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6041c000-1eb0-4bc9-bb93-8ab4a881c17d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:45,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2023-11-12 00:54:45,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2023-11-12 00:54:45,728 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 00:54:45,728 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 00:54:45,728 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2023-11-12 00:54:45,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2023-11-12 00:54:45,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:54:45,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:54:45,729 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-12 00:54:45,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-12 00:54:45,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2023-11-12 00:54:45,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2023-11-12 00:54:45,729 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2023-11-12 00:54:45,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2023-11-12 00:54:45,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:54:45,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:54:45,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:54:45,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:54:45,731 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2023-11-12 00:54:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2023-11-12 00:54:45,731 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2023-11-12 00:54:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2023-11-12 00:54:45,731 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-12 00:54:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-12 00:54:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:54:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:54:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2023-11-12 00:54:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2023-11-12 00:54:45,732 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2023-11-12 00:54:45,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2023-11-12 00:54:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2023-11-12 00:54:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2023-11-12 00:54:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-12 00:54:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-12 00:54:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:54:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:54:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 00:54:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 00:54:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2023-11-12 00:54:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2023-11-12 00:54:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2023-11-12 00:54:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2023-11-12 00:54:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2023-11-12 00:54:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2023-11-12 00:54:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2023-11-12 00:54:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2023-11-12 00:54:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-12 00:54:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-12 00:54:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2023-11-12 00:54:45,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2023-11-12 00:54:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 00:54:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 00:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 00:54:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 00:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:54:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:54:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-12 00:54:45,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-12 00:54:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-12 00:54:45,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-12 00:54:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2023-11-12 00:54:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2023-11-12 00:54:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:54:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:54:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:54:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:54:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2023-11-12 00:54:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2023-11-12 00:54:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 00:54:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 00:54:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-12 00:54:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-12 00:54:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 00:54:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 00:54:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:54:45,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:54:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:54:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:54:45,742 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-12 00:54:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-12 00:54:45,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:54:45,742 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2023-11-12 00:54:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2023-11-12 00:54:45,743 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-12 00:54:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-12 00:54:45,743 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2023-11-12 00:54:45,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2023-11-12 00:54:45,743 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:54:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:54:45,744 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2023-11-12 00:54:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2023-11-12 00:54:45,744 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-12 00:54:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-12 00:54:45,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:54:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 00:54:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 00:54:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:54:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:54:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 00:54:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 00:54:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:54:45,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:54:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2023-11-12 00:54:45,746 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2023-11-12 00:54:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2023-11-12 00:54:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2023-11-12 00:54:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:54:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2023-11-12 00:54:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2023-11-12 00:54:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:54:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:54:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:54:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:54:45,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:54:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-12 00:54:45,748 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-12 00:54:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:54:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:54:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2023-11-12 00:54:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2023-11-12 00:54:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:54:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:54:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-12 00:54:45,750 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-12 00:54:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:54:45,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:54:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:54:45,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:54:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-12 00:54:45,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-12 00:54:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2023-11-12 00:54:45,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2023-11-12 00:54:45,751 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2023-11-12 00:54:45,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2023-11-12 00:54:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-12 00:54:45,752 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-12 00:54:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:54:45,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:54:45,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:54:45,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:54:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-12 00:54:45,753 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-12 00:54:45,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:54:45,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:54:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:54:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 00:54:45,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 00:54:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 00:54:45,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 00:54:45,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 00:54:45,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 00:54:45,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2023-11-12 00:54:45,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2023-11-12 00:54:45,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-12 00:54:45,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-12 00:54:45,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 00:54:45,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 00:54:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-12 00:54:45,756 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-12 00:54:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 00:54:45,757 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 00:54:45,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:54:45,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:54:45,757 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:54:45,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:54:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:54:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:54:45,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:54:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-12 00:54:45,758 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-12 00:54:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:54:45,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:54:45,759 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 00:54:45,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 00:54:45,759 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-11-12 00:54:45,759 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-11-12 00:54:45,759 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:54:45,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:54:45,760 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2023-11-12 00:54:45,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2023-11-12 00:54:45,760 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:54:45,760 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:54:45,760 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2023-11-12 00:54:45,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2023-11-12 00:54:45,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:54:45,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:54:45,761 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2023-11-12 00:54:45,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2023-11-12 00:54:45,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 00:54:45,762 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 00:54:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:45,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2023-11-12 00:54:45,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2023-11-12 00:54:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2023-11-12 00:54:45,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2023-11-12 00:54:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-12 00:54:45,763 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-12 00:54:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2023-11-12 00:54:45,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2023-11-12 00:54:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:54:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:54:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2023-11-12 00:54:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2023-11-12 00:54:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:54:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:54:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:54:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:54:45,765 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2023-11-12 00:54:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2023-11-12 00:54:45,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:54:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:54:45,765 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2023-11-12 00:54:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2023-11-12 00:54:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 00:54:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 00:54:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-11-12 00:54:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-11-12 00:54:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:54:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:54:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2023-11-12 00:54:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2023-11-12 00:54:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2023-11-12 00:54:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2023-11-12 00:54:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2023-11-12 00:54:45,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2023-11-12 00:54:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-12 00:54:45,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-12 00:54:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2023-11-12 00:54:45,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2023-11-12 00:54:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2023-11-12 00:54:45,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2023-11-12 00:54:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:54:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:54:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:54:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:54:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-12 00:54:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-12 00:54:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-12 00:54:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-12 00:54:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2023-11-12 00:54:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2023-11-12 00:54:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2023-11-12 00:54:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2023-11-12 00:54:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-12 00:54:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-12 00:54:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2023-11-12 00:54:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2023-11-12 00:54:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2023-11-12 00:54:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2023-11-12 00:54:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2023-11-12 00:54:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2023-11-12 00:54:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:54:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2023-11-12 00:54:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2023-11-12 00:54:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-12 00:54:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-12 00:54:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 00:54:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 00:54:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:54:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2023-11-12 00:54:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2023-11-12 00:54:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-12 00:54:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-12 00:54:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2023-11-12 00:54:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2023-11-12 00:54:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:54:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:54:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:54:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:54:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:54:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:54:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:54:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-12 00:54:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-12 00:54:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 00:54:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 00:54:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2023-11-12 00:54:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2023-11-12 00:54:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:54:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:54:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-12 00:54:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-12 00:54:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2023-11-12 00:54:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2023-11-12 00:54:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:54:45,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:54:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2023-11-12 00:54:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2023-11-12 00:54:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2023-11-12 00:54:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2023-11-12 00:54:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-12 00:54:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-12 00:54:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:54:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:54:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:54:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:54:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-12 00:54:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-12 00:54:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2023-11-12 00:54:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2023-11-12 00:54:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 00:54:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 00:54:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2023-11-12 00:54:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2023-11-12 00:54:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:54:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:54:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:54:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:54:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2023-11-12 00:54:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2023-11-12 00:54:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 00:54:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 00:54:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:54:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:54:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2023-11-12 00:54:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2023-11-12 00:54:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2023-11-12 00:54:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2023-11-12 00:54:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2023-11-12 00:54:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2023-11-12 00:54:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:54:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2023-11-12 00:54:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2023-11-12 00:54:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2023-11-12 00:54:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2023-11-12 00:54:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:54:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:54:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2023-11-12 00:54:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2023-11-12 00:54:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2023-11-12 00:54:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2023-11-12 00:54:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 00:54:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 00:54:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 00:54:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 00:54:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2023-11-12 00:54:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2023-11-12 00:54:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2023-11-12 00:54:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2023-11-12 00:54:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2023-11-12 00:54:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2023-11-12 00:54:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 00:54:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 00:54:45,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 00:54:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 00:54:45,786 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2023-11-12 00:54:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2023-11-12 00:54:45,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_95 [2023-11-12 00:54:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_95 [2023-11-12 00:54:45,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:54:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:54:45,787 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2023-11-12 00:54:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2023-11-12 00:54:45,787 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2023-11-12 00:54:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2023-11-12 00:54:45,788 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-12 00:54:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-12 00:54:45,788 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2023-11-12 00:54:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2023-11-12 00:54:45,788 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2023-11-12 00:54:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2023-11-12 00:54:45,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:54:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2023-11-12 00:54:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2023-11-12 00:54:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:54:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:54:47,175 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:47,182 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:54:47,702 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:55:08,501 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:55:09,421 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:14,006 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:14,008 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:55:14,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:14 BoogieIcfgContainer [2023-11-12 00:55:14,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:14,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:14,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:14,030 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:14,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:36" (1/3) ... [2023-11-12 00:55:14,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c74093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:14, skipping insertion in model container [2023-11-12 00:55:14,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:44" (2/3) ... [2023-11-12 00:55:14,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c74093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:14, skipping insertion in model container [2023-11-12 00:55:14,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:14" (3/3) ... [2023-11-12 00:55:14,038 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-12 00:55:14,059 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:14,059 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-12 00:55:14,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:14,204 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;@c61d96e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:14,204 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-12 00:55:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 2897 states, 1741 states have (on average 1.2917863296955772) internal successors, (2249), 1785 states have internal predecessors, (2249), 978 states have call successors, (978), 176 states have call predecessors, (978), 175 states have return successors, (968), 953 states have call predecessors, (968), 968 states have call successors, (968) [2023-11-12 00:55:14,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-12 00:55:14,260 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:14,261 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 21, 21, 21, 21, 21, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:55:14,262 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)] === [2023-11-12 00:55:14,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:14,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1388222636, now seen corresponding path program 1 times [2023-11-12 00:55:14,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:55:14,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74130967] [2023-11-12 00:55:14,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:14,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:55:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:16,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1725 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1725 trivial. 0 not checked. [2023-11-12 00:55:16,381 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:55:16,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74130967] [2023-11-12 00:55:16,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74130967] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:16,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:16,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:55:16,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028541613] [2023-11-12 00:55:16,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:16,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:55:16,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:55:16,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:55:16,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:55:16,446 INFO L87 Difference]: Start difference. First operand has 2897 states, 1741 states have (on average 1.2917863296955772) internal successors, (2249), 1785 states have internal predecessors, (2249), 978 states have call successors, (978), 176 states have call predecessors, (978), 175 states have return successors, (968), 953 states have call predecessors, (968), 968 states have call successors, (968) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26)