./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea85c9b4dad25debc9a13a542a2867c02cbb8a067c2f94c389f71b38eed68761 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:08:07,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:08:07,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:08:07,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:08:07,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:08:07,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:08:07,390 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:08:07,390 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:08:07,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:08:07,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:08:07,397 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:08:07,398 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:08:07,398 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:08:07,400 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:08:07,400 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:08:07,401 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:08:07,401 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:08:07,402 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:08:07,402 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:08:07,403 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:08:07,404 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:08:07,404 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:08:07,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:08:07,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:08:07,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:08:07,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:08:07,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:08:07,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:08:07,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:08:07,409 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:08:07,410 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:08:07,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:08:07,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:08:07,411 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:08:07,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:07,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:08:07,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:08:07,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:08:07,413 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:08:07,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:08:07,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:08:07,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:08:07,414 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:08:07,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:08:07,415 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea85c9b4dad25debc9a13a542a2867c02cbb8a067c2f94c389f71b38eed68761 [2023-11-23 21:08:07,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:08:07,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:08:07,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:08:07,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:08:07,768 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:08:07,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i [2023-11-23 21:08:10,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:08:11,778 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:08:11,779 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i [2023-11-23 21:08:11,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/data/7ec79f5de/4542027ceb864c4aa326c077d6bb9bb3/FLAGaa1933204 [2023-11-23 21:08:11,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/data/7ec79f5de/4542027ceb864c4aa326c077d6bb9bb3 [2023-11-23 21:08:11,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:08:11,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:08:11,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:11,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:08:11,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:08:11,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:11" (1/1) ... [2023-11-23 21:08:11,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf96924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:11, skipping insertion in model container [2023-11-23 21:08:11,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:11" (1/1) ... [2023-11-23 21:08:12,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:08:16,672 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413792,413805] [2023-11-23 21:08:16,677 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413961,413974] [2023-11-23 21:08:16,678 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414128,414141] [2023-11-23 21:08:16,687 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414296,414309] [2023-11-23 21:08:16,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:16,876 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:08:17,029 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"); [5548] [2023-11-23 21:08:17,031 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)); [5555] [2023-11-23 21:08:17,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5562] [2023-11-23 21:08:17,034 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)); [5606-5607] [2023-11-23 21:08:17,034 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"); [5612-5614] [2023-11-23 21:08:17,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5631] [2023-11-23 21:08:17,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5696] [2023-11-23 21:08:17,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5699] [2023-11-23 21:08:17,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5702] [2023-11-23 21:08:17,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5705] [2023-11-23 21:08:17,045 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)); [5954-5955] [2023-11-23 21:08:17,048 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)); [5988-5989] [2023-11-23 21:08:17,050 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)); [6025-6026] [2023-11-23 21:08:17,051 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)); [6062-6063] [2023-11-23 21:08:17,060 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)); [6402-6403] [2023-11-23 21:08:17,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6409] [2023-11-23 21:08:17,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7273] [2023-11-23 21:08:17,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8574] [2023-11-23 21:08:17,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8836] [2023-11-23 21:08:17,381 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413792,413805] [2023-11-23 21:08:17,382 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413961,413974] [2023-11-23 21:08:17,382 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414128,414141] [2023-11-23 21:08:17,383 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_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414296,414309] [2023-11-23 21:08:17,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:17,793 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:08:17,793 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:08:17,794 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:08:17,801 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:08:17,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17 WrapperNode [2023-11-23 21:08:17,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:17,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:17,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:08:17,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:08:17,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:17,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,386 INFO L138 Inliner]: procedures = 591, calls = 3654, calls flagged for inlining = 307, calls inlined = 280, statements flattened = 8778 [2023-11-23 21:08:18,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:18,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:08:18,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:08:18,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:08:18,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:08:18,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:08:18,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:08:18,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:08:18,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (1/1) ... [2023-11-23 21:08:18,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:18,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:18,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:08:18,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f10a8b8-34a8-4ba4-a73d-aff7046aec9a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:08:18,998 INFO L130 BoogieDeclarations]: Found specification of procedure e100_tx_timeout [2023-11-23 21:08:18,999 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_tx_timeout [2023-11-23 21:08:19,000 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-11-23 21:08:19,000 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-11-23 21:08:19,000 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-23 21:08:19,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-23 21:08:19,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:08:19,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:08:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:08:19,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:08:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:08:19,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:08:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure e100_write_flush [2023-11-23 21:08:19,002 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_write_flush [2023-11-23 21:08:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure e100_phy_init [2023-11-23 21:08:19,002 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_phy_init [2023-11-23 21:08:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:08:19,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:08:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure e100_eeprom_load [2023-11-23 21:08:19,003 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_eeprom_load [2023-11-23 21:08:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2023-11-23 21:08:19,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2023-11-23 21:08:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:08:19,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:08:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure e100_get_eeprom [2023-11-23 21:08:19,004 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_get_eeprom [2023-11-23 21:08:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:08:19,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:08:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure e100_close [2023-11-23 21:08:19,004 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_close [2023-11-23 21:08:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:08:19,005 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:08:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:08:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:08:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-11-23 21:08:19,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-11-23 21:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-23 21:08:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-23 21:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2023-11-23 21:08:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2023-11-23 21:08:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure e100_eeprom_write [2023-11-23 21:08:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_eeprom_write [2023-11-23 21:08:19,009 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-23 21:08:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-23 21:08:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_ctrl_phy_82552_v [2023-11-23 21:08:19,010 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_ctrl_phy_82552_v [2023-11-23 21:08:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:08:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:08:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:08:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:08:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:08:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:08:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 21:08:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure e100_set_multicast_list [2023-11-23 21:08:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_set_multicast_list [2023-11-23 21:08:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:08:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:08:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:08:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:08:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:08:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:08:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure e100_open [2023-11-23 21:08:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_open [2023-11-23 21:08:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:08:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:08:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:08:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:08:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:08:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:08:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:08:19,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:08:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:08:19,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:08:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:08:19,016 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:08:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure e100_get_eeprom_len [2023-11-23 21:08:19,017 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_get_eeprom_len [2023-11-23 21:08:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-23 21:08:19,017 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-23 21:08:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:08:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure e100_free [2023-11-23 21:08:19,018 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_free [2023-11-23 21:08:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure e100_intr [2023-11-23 21:08:19,019 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_intr [2023-11-23 21:08:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-23 21:08:19,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-23 21:08:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure e100_nway_reset [2023-11-23 21:08:19,019 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_nway_reset [2023-11-23 21:08:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-23 21:08:19,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-23 21:08:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:08:19,021 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:08:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:08:19,021 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:08:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure e100_netpoll [2023-11-23 21:08:19,021 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_netpoll [2023-11-23 21:08:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:08:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure e100_clean_cbs [2023-11-23 21:08:19,022 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_clean_cbs [2023-11-23 21:08:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure __e100_power_off [2023-11-23 21:08:19,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __e100_power_off [2023-11-23 21:08:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure e100_enable_irq [2023-11-23 21:08:19,023 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_enable_irq [2023-11-23 21:08:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:08:19,023 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:08:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:08:19,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:08:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:08:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:08:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:08:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:08:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_cb_lock_of_nic [2023-11-23 21:08:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_cb_lock_of_nic [2023-11-23 21:08:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:08:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:08:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:08:19,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:08:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:08:19,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:08:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:08:19,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:08:19,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:08:19,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:08:19,033 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-23 21:08:19,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-23 21:08:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:08:19,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:08:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure e100_up [2023-11-23 21:08:19,035 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_up [2023-11-23 21:08:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:08:19,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:08:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure e100_disable_irq [2023-11-23 21:08:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_disable_irq [2023-11-23 21:08:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:08:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure e100_resume [2023-11-23 21:08:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_resume [2023-11-23 21:08:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:08:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:08:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:08:19,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:08:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:08:19,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:08:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:08:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:08:19,045 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:08:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_cmd_lock_of_nic [2023-11-23 21:08:19,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_cmd_lock_of_nic [2023-11-23 21:08:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure e100_exec_cmd [2023-11-23 21:08:19,045 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_exec_cmd [2023-11-23 21:08:19,045 INFO L130 BoogieDeclarations]: Found specification of procedure __e100_shutdown [2023-11-23 21:08:19,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __e100_shutdown [2023-11-23 21:08:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:08:19,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:08:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:08:19,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:08:19,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:08:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:08:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-23 21:08:19,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-23 21:08:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure e100_exec_cb [2023-11-23 21:08:19,047 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_exec_cb [2023-11-23 21:08:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure e100_remove [2023-11-23 21:08:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_remove [2023-11-23 21:08:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:08:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:08:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_cb_lock_of_nic [2023-11-23 21:08:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_cb_lock_of_nic [2023-11-23 21:08:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-23 21:08:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-23 21:08:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:08:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:08:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:08:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:08:19,049 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:08:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:08:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure e100_rx_alloc_skb [2023-11-23 21:08:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_rx_alloc_skb [2023-11-23 21:08:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:08:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:08:19,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:08:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:08:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:08:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:08:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-23 21:08:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-23 21:08:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:08:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:08:19,051 INFO L130 BoogieDeclarations]: Found specification of procedure e100_down [2023-11-23 21:08:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_down [2023-11-23 21:08:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:08:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:08:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:08:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:08:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:08:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:08:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:08:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:08:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:08:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:08:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure e100_tx_clean [2023-11-23 21:08:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_tx_clean [2023-11-23 21:08:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure e100_start_receiver [2023-11-23 21:08:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_start_receiver [2023-11-23 21:08:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure e100_hw_reset [2023-11-23 21:08:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_hw_reset [2023-11-23 21:08:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:08:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:08:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:08:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:08:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:08:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:08:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure e100_hw_init [2023-11-23 21:08:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_hw_init [2023-11-23 21:08:19,056 INFO L130 BoogieDeclarations]: Found specification of procedure e100_set_eeprom [2023-11-23 21:08:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_set_eeprom [2023-11-23 21:08:19,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:08:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:08:19,056 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-23 21:08:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-23 21:08:19,056 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 21:08:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 21:08:19,057 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:08:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:08:19,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:08:19,057 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-23 21:08:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-23 21:08:19,058 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:08:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:08:19,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:08:19,058 INFO L130 BoogieDeclarations]: Found specification of procedure e100_self_test [2023-11-23 21:08:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_self_test [2023-11-23 21:08:19,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-23 21:08:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-23 21:08:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:08:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:08:19,059 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:08:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure e100_alloc_cbs [2023-11-23 21:08:19,059 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_alloc_cbs [2023-11-23 21:08:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:08:19,060 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:08:19,060 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-23 21:08:19,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-23 21:08:19,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:08:19,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:08:19,060 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-23 21:08:19,060 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-23 21:08:19,061 INFO L130 BoogieDeclarations]: Found specification of procedure e100_xmit_frame [2023-11-23 21:08:19,065 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_xmit_frame [2023-11-23 21:08:19,065 INFO L130 BoogieDeclarations]: Found specification of procedure e100_get_regs_len [2023-11-23 21:08:19,066 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_get_regs_len [2023-11-23 21:08:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-23 21:08:19,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-23 21:08:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure e100_rx_clean_list [2023-11-23 21:08:19,066 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_rx_clean_list [2023-11-23 21:08:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:08:19,066 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:08:19,067 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 21:08:19,068 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 21:08:19,068 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:08:19,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:08:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure e100_io_resume [2023-11-23 21:08:19,069 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_io_resume [2023-11-23 21:08:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:08:19,069 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:08:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure e100_loopback_test [2023-11-23 21:08:19,069 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_loopback_test [2023-11-23 21:08:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:08:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure e100_rx_alloc_list [2023-11-23 21:08:19,070 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_rx_alloc_list [2023-11-23 21:08:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:08:19,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:08:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure e100_eeprom_read [2023-11-23 21:08:19,071 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_eeprom_read [2023-11-23 21:08:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure e100_shutdown [2023-11-23 21:08:19,071 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_shutdown [2023-11-23 21:08:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:08:19,071 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:08:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_cmd_lock_of_nic [2023-11-23 21:08:19,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_cmd_lock_of_nic [2023-11-23 21:08:19,072 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:08:19,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:08:19,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~X~~u16~0~TO~~u16~0 [2023-11-23 21:08:19,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~X~~u16~0~TO~~u16~0 [2023-11-23 21:08:19,072 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-23 21:08:19,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-23 21:08:19,072 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 21:08:19,073 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 21:08:19,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:08:19,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:08:19,073 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:08:19,073 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:08:19,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:08:19,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:08:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:08:19,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:08:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_ctrl_hw [2023-11-23 21:08:19,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_ctrl_hw [2023-11-23 21:08:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:08:19,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:08:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:08:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 21:08:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2023-11-23 21:08:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2023-11-23 21:08:20,272 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:08:20,281 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:08:20,513 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:08:48,483 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:08:48,839 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:08:54,895 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:08:54,896 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 21:08:54,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:54 BoogieIcfgContainer [2023-11-23 21:08:54,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:08:54,904 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:08:54,904 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:08:54,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:08:54,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:08:11" (1/3) ... [2023-11-23 21:08:54,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@90b4990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:54, skipping insertion in model container [2023-11-23 21:08:54,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:17" (2/3) ... [2023-11-23 21:08:54,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@90b4990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:54, skipping insertion in model container [2023-11-23 21:08:54,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:54" (3/3) ... [2023-11-23 21:08:54,915 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i [2023-11-23 21:08:54,941 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:08:54,941 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 21:08:55,080 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:08:55,088 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;@5e6bde6b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:08:55,088 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 21:08:55,101 INFO L276 IsEmpty]: Start isEmpty. Operand has 1988 states, 1190 states have (on average 1.2991596638655463) internal successors, (1546), 1214 states have internal predecessors, (1546), 654 states have call successors, (654), 142 states have call predecessors, (654), 141 states have return successors, (649), 647 states have call predecessors, (649), 649 states have call successors, (649) [2023-11-23 21:08:55,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-23 21:08:55,129 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:55,130 INFO L195 NwaCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:08:55,130 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)] === [2023-11-23 21:08:55,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:55,136 INFO L85 PathProgramCache]: Analyzing trace with hash -652241167, now seen corresponding path program 1 times [2023-11-23 21:08:55,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:55,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614221607] [2023-11-23 21:08:55,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:55,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms