./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-broadcom-b44.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91 --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 9c2c545000a4aace2bf2b77eaabc1a02d1a98ac54a14fcddb371fd030b12710a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:21:46,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:21:46,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:21:46,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:21:46,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:21:46,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:21:46,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:21:46,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:21:46,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:21:46,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:21:46,959 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:21:46,960 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:21:46,960 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:21:46,962 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:21:46,963 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:21:46,963 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:21:46,964 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:21:46,964 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:21:46,965 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:21:46,965 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:21:46,966 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:21:46,967 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:21:46,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:21:46,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:21:46,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:21:46,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:21:46,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:21:46,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:21:46,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:21:46,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:21:46,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:21:46,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:21:46,974 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:21:46,974 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:21:46,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:46,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:21:46,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:21:46,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:21:46,976 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:21:46,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:21:46,976 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:21:46,977 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:21:46,977 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:21:46,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:21:46,978 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c2c545000a4aace2bf2b77eaabc1a02d1a98ac54a14fcddb371fd030b12710a [2023-11-24 23:21:47,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:21:47,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:21:47,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:21:47,324 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:21:47,325 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:21:47,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i [2023-11-24 23:21:50,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:21:51,334 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:21:51,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i [2023-11-24 23:21:51,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/data/ca1a77324/78f70bc15d224105bed0d1209f6f2e89/FLAGb55cc8d32 [2023-11-24 23:21:51,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/data/ca1a77324/78f70bc15d224105bed0d1209f6f2e89 [2023-11-24 23:21:51,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:21:51,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:21:51,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:51,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:21:51,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:21:51,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:51" (1/1) ... [2023-11-24 23:21:51,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4486c3a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:51, skipping insertion in model container [2023-11-24 23:21:51,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:21:51" (1/1) ... [2023-11-24 23:21:51,640 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:21:55,586 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393820,393833] [2023-11-24 23:21:55,592 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393989,394002] [2023-11-24 23:21:55,593 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394156,394169] [2023-11-24 23:21:55,599 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394324,394337] [2023-11-24 23:21:55,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:55,813 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:21:55,973 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"); [5746] [2023-11-24 23:21:55,975 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)); [5753] [2023-11-24 23:21:55,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5760] [2023-11-24 23:21:55,978 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)); [5800-5801] [2023-11-24 23:21:55,979 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"); [5806-5808] [2023-11-24 23:21:55,983 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/dynamic_queue_limits.h"), "i" (74), "i" (12UL)); [5979-5980] [2023-11-24 23:21:55,991 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)); [6083-6084] [2023-11-24 23:21:55,994 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)); [6117-6118] [2023-11-24 23:21:55,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6154-6155] [2023-11-24 23:21:55,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [6191-6192] [2023-11-24 23:21:56,011 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)); [6577-6578] [2023-11-24 23:21:56,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6584] [2023-11-24 23:21:56,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6764] [2023-11-24 23:21:56,017 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6804] [2023-11-24 23:21:56,076 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/broadcom/b44.c"), "i" (630), "i" (12UL)); [8096-8097] [2023-11-24 23:21:56,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8332] [2023-11-24 23:21:56,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8665] [2023-11-24 23:21:56,254 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/broadcom/b44.c"), "i" (1840), "i" (12UL)); [9873-9874] [2023-11-24 23:21:56,257 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/broadcom/b44.c"), "i" (1889), "i" (12UL)); [9958-9959] [2023-11-24 23:21:56,268 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/broadcom/b44.c"), "i" (2139), "i" (12UL)); [10318-10319] [2023-11-24 23:21:56,272 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/broadcom/b44.c"), "i" (2211), "i" (12UL)); [10410-10411] [2023-11-24 23:21:56,374 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393820,393833] [2023-11-24 23:21:56,375 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393989,394002] [2023-11-24 23:21:56,375 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394156,394169] [2023-11-24 23:21:56,376 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_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394324,394337] [2023-11-24 23:21:56,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:21:56,790 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:21:56,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56 WrapperNode [2023-11-24 23:21:56,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:21:56,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:56,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:21:56,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:21:56,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:56,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,333 INFO L138 Inliner]: procedures = 548, calls = 3167, calls flagged for inlining = 281, calls inlined = 241, statements flattened = 7440 [2023-11-24 23:21:57,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:21:57,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:21:57,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:21:57,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:21:57,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:21:57,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:21:57,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:21:57,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:21:57,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (1/1) ... [2023-11-24 23:21:57,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:21:57,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:21:57,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:21:57,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d33e2f-c146-41ae-8c9a-6e204c1df5a1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:21:58,008 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-11-24 23:21:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-11-24 23:21:58,009 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-11-24 23:21:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-11-24 23:21:58,010 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-11-24 23:21:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-11-24 23:21:58,010 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-24 23:21:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-24 23:21:58,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:21:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:21:58,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:21:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:21:58,011 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-11-24 23:21:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-11-24 23:21:58,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:21:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:21:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:21:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:21:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:21:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:21:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-24 23:21:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-24 23:21:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:21:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:21:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-24 23:21:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-24 23:21:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:21:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:21:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2023-11-24 23:21:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2023-11-24 23:21:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-11-24 23:21:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-11-24 23:21:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:21:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:21:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:21:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:21:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:21:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:21:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:21:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:21:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure b44_adjust_link [2023-11-24 23:21:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_adjust_link [2023-11-24 23:21:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:21:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-11-24 23:21:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-11-24 23:21:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-11-24 23:21:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-11-24 23:21:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-11-24 23:21:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-11-24 23:21:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-24 23:21:58,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-24 23:21:58,019 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:21:58,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:21:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:21:58,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:21:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-11-24 23:21:58,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-11-24 23:21:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:21:58,021 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-11-24 23:21:58,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-11-24 23:21:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:21:58,022 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:21:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-24 23:21:58,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-24 23:21:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:21:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:21:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:21:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-24 23:21:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-24 23:21:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_b44 [2023-11-24 23:21:58,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_b44 [2023-11-24 23:21:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:21:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:21:58,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:21:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-11-24 23:21:58,024 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-11-24 23:21:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:21:58,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:21:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:21:58,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:21:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:21:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:21:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-11-24 23:21:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-11-24 23:21:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-24 23:21:58,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-24 23:21:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-11-24 23:21:58,027 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-11-24 23:21:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-11-24 23:21:58,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-11-24 23:21:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:21:58,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:21:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:21:58,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:21:58,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:21:58,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:21:58,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:21:58,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-24 23:21:58,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-24 23:21:58,030 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-24 23:21:58,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-24 23:21:58,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:21:58,030 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-24 23:21:58,030 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-24 23:21:58,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:21:58,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:21:58,032 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:21:58,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:21:58,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:21:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-24 23:21:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-24 23:21:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-11-24 23:21:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-11-24 23:21:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-24 23:21:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-24 23:21:58,034 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-11-24 23:21:58,034 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-11-24 23:21:58,034 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:21:58,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:21:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:21:58,036 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:21:58,039 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:21:58,039 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:21:58,039 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-24 23:21:58,040 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-24 23:21:58,040 INFO L130 BoogieDeclarations]: Found specification of procedure b44_remove_one [2023-11-24 23:21:58,041 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_remove_one [2023-11-24 23:21:58,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:21:58,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:21:58,042 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-11-24 23:21:58,047 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-11-24 23:21:58,047 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-24 23:21:58,047 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-24 23:21:58,048 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-24 23:21:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-24 23:21:58,048 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:21:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:21:58,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:21:58,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:21:58,048 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-24 23:21:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-24 23:21:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:21:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:21:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:21:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:21:58,049 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-11-24 23:21:58,049 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-11-24 23:21:58,050 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-24 23:21:58,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-24 23:21:58,050 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-11-24 23:21:58,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-11-24 23:21:58,050 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-11-24 23:21:58,050 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-11-24 23:21:58,050 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-11-24 23:21:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-11-24 23:21:58,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:21:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:21:58,051 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-24 23:21:58,051 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-24 23:21:58,051 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:21:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:21:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:21:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:21:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-24 23:21:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-24 23:21:58,052 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-11-24 23:21:58,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-11-24 23:21:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-11-24 23:21:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-11-24 23:21:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_rx_mode [2023-11-24 23:21:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_rx_mode [2023-11-24 23:21:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-24 23:21:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-24 23:21:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:21:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:21:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:21:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:21:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-11-24 23:21:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-11-24 23:21:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-11-24 23:21:58,054 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-11-24 23:21:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-11-24 23:21:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-11-24 23:21:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-11-24 23:21:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-11-24 23:21:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-24 23:21:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-24 23:21:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:21:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:21:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:21:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:21:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-11-24 23:21:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-11-24 23:21:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure b44_tx_timeout [2023-11-24 23:21:58,056 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_tx_timeout [2023-11-24 23:21:58,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:21:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-11-24 23:21:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-11-24 23:21:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:21:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:21:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-11-24 23:21:58,057 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-11-24 23:21:58,057 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:21:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:21:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:21:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:21:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:21:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:21:58,058 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-24 23:21:58,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-24 23:21:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-11-24 23:21:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-11-24 23:21:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:21:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:21:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-24 23:21:58,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-24 23:21:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:21:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:21:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:21:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:21:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-11-24 23:21:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-11-24 23:21:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:21:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:21:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_62 [2023-11-24 23:21:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_62 [2023-11-24 23:21:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-24 23:21:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-24 23:21:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:21:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:21:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:21:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:21:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-24 23:21:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-24 23:21:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:21:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:21:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:21:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:21:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:21:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-11-24 23:21:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-11-24 23:21:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:21:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:21:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-24 23:21:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-24 23:21:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:21:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:21:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:21:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:21:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_b44 [2023-11-24 23:21:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_b44 [2023-11-24 23:21:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-11-24 23:21:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-11-24 23:21:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_63 [2023-11-24 23:21:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_63 [2023-11-24 23:21:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-11-24 23:21:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-11-24 23:21:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:21:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:21:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-24 23:21:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-24 23:21:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-11-24 23:21:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-11-24 23:21:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-11-24 23:21:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-11-24 23:21:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-11-24 23:21:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-11-24 23:21:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-11-24 23:21:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-11-24 23:21:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-24 23:21:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-24 23:21:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-11-24 23:21:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-11-24 23:21:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:21:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:21:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:21:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:21:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:21:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-11-24 23:21:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-11-24 23:21:59,110 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:21:59,116 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:21:59,506 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:22:33,476 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:22:34,136 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:22:39,654 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:22:39,654 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:22:39,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:22:39 BoogieIcfgContainer [2023-11-24 23:22:39,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:22:39,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:22:39,660 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:22:39,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:22:39,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:21:51" (1/3) ... [2023-11-24 23:22:39,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b92884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:22:39, skipping insertion in model container [2023-11-24 23:22:39,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:21:56" (2/3) ... [2023-11-24 23:22:39,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b92884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:22:39, skipping insertion in model container [2023-11-24 23:22:39,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:22:39" (3/3) ... [2023-11-24 23:22:39,668 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i [2023-11-24 23:22:39,691 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:22:39,691 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:22:39,795 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:22:39,801 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;@39fafe2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:22:39,802 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:22:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 1817 states, 1027 states have (on average 1.2706913339824732) internal successors, (1305), 1061 states have internal predecessors, (1305), 656 states have call successors, (656), 132 states have call predecessors, (656), 131 states have return successors, (651), 645 states have call predecessors, (651), 651 states have call successors, (651) [2023-11-24 23:22:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-24 23:22:39,836 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:22:39,837 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:22:39,837 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-24 23:22:39,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:22:39,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1888565862, now seen corresponding path program 1 times [2023-11-24 23:22:39,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:22:39,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015494634] [2023-11-24 23:22:39,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:22:39,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms