./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d46a0c21917156d86326b49faaf0b679a3e4aece26c641cfed6d2cba03552492 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:03:25,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:03:25,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 21:03:25,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:03:25,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:03:25,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:03:25,496 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:03:25,497 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:03:25,498 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:03:25,503 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:03:25,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:03:25,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:03:25,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:03:25,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:03:25,508 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:03:25,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:03:25,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:03:25,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:03:25,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:03:25,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:03:25,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:03:25,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:03:25,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:03:25,513 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:03:25,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:03:25,514 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:03:25,515 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:03:25,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:03:25,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:03:25,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:03:25,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:03:25,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:03:25,519 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:03:25,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:03:25,519 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:03:25,520 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:03:25,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:03:25,520 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:03:25,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:03:25,521 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d46a0c21917156d86326b49faaf0b679a3e4aece26c641cfed6d2cba03552492 [2023-11-21 21:03:25,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:03:25,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:03:25,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:03:25,864 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:03:25,864 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:03:25,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-21 21:03:29,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:03:29,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:03:29,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-21 21:03:29,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/data/932f176b2/d79ebc9fbab342aaaea48634190ba257/FLAGcac76f993 [2023-11-21 21:03:29,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/data/932f176b2/d79ebc9fbab342aaaea48634190ba257 [2023-11-21 21:03:29,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:03:29,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:03:29,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:03:29,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:03:29,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:03:29,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:29" (1/1) ... [2023-11-21 21:03:29,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53f8a8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:29, skipping insertion in model container [2023-11-21 21:03:29,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:29" (1/1) ... [2023-11-21 21:03:30,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:03:34,227 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450587,450600] [2023-11-21 21:03:34,235 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450756,450769] [2023-11-21 21:03:34,235 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450923,450936] [2023-11-21 21:03:34,241 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[451091,451104] [2023-11-21 21:03:34,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:03:34,365 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:03:34,514 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"); [5385] [2023-11-21 21:03:34,516 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)); [5392] [2023-11-21 21:03:34,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5399] [2023-11-21 21:03:34,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5444-5445] [2023-11-21 21:03:34,519 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"); [5450-5452] [2023-11-21 21:03:34,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5477-5478] [2023-11-21 21:03:34,521 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5483-5485] [2023-11-21 21:03:34,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5509-5510] [2023-11-21 21:03:34,522 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5515-5517] [2023-11-21 21:03:34,530 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)); [5796-5797] [2023-11-21 21:03:34,532 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)); [5830-5831] [2023-11-21 21:03:34,534 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)); [5867-5868] [2023-11-21 21:03:34,535 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)); [5904-5905] [2023-11-21 21:03:34,851 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/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11550-11551] [2023-11-21 21:03:34,966 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450587,450600] [2023-11-21 21:03:34,967 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450756,450769] [2023-11-21 21:03:34,968 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450923,450936] [2023-11-21 21:03:34,968 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_09d82964-95b5-4b3a-81b8-3d5e838df554/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[451091,451104] [2023-11-21 21:03:35,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:03:35,390 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:03:35,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35 WrapperNode [2023-11-21 21:03:35,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:03:35,393 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:03:35,393 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:03:35,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:03:35,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:35,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:35,974 INFO L138 Inliner]: procedures = 547, calls = 4444, calls flagged for inlining = 248, calls inlined = 226, statements flattened = 9692 [2023-11-21 21:03:35,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:03:35,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:03:35,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:03:35,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:03:35,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:35,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:36,041 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:38,876 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memcpy is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:03:38,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:38,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:39,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:39,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:39,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:39,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:39,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:03:39,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:03:39,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:03:39,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:03:39,381 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (1/1) ... [2023-11-21 21:03:39,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:03:39,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:03:39,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:03:39,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d82964-95b5-4b3a-81b8-3d5e838df554/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:03:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-21 21:03:39,526 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-21 21:03:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 21:03:39,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 21:03:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-21 21:03:39,527 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-21 21:03:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-21 21:03:39,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-21 21:03:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-21 21:03:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-21 21:03:39,530 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-21 21:03:39,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-21 21:03:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2023-11-21 21:03:39,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2023-11-21 21:03:39,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 21:03:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 21:03:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 21:03:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 21:03:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-21 21:03:39,532 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-21 21:03:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_82 [2023-11-21 21:03:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_82 [2023-11-21 21:03:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-21 21:03:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-21 21:03:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-21 21:03:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-21 21:03:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-21 21:03:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-21 21:03:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-21 21:03:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-21 21:03:39,535 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 21:03:39,535 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 21:03:39,535 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-21 21:03:39,535 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-21 21:03:39,535 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-21 21:03:39,535 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-21 21:03:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-21 21:03:39,536 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-21 21:03:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-21 21:03:39,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-21 21:03:39,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2023-11-21 21:03:39,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2023-11-21 21:03:39,537 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-21 21:03:39,537 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-21 21:03:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2023-11-21 21:03:39,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2023-11-21 21:03:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 21:03:39,539 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 21:03:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-21 21:03:39,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-21 21:03:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-21 21:03:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-21 21:03:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-21 21:03:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-21 21:03:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 21:03:39,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 21:03:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 21:03:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 21:03:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 21:03:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 21:03:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-21 21:03:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-21 21:03:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-21 21:03:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-21 21:03:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-21 21:03:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-21 21:03:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 21:03:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 21:03:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 21:03:39,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 21:03:39,544 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-21 21:03:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-21 21:03:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 21:03:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 21:03:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2023-11-21 21:03:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2023-11-21 21:03:39,545 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-21 21:03:39,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-21 21:03:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:03:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-21 21:03:39,546 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-21 21:03:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-21 21:03:39,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-21 21:03:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 21:03:39,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 21:03:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 21:03:39,547 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 21:03:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 21:03:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-21 21:03:39,548 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-21 21:03:39,548 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-21 21:03:39,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-21 21:03:39,548 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-21 21:03:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-21 21:03:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 21:03:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 21:03:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-21 21:03:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-21 21:03:39,549 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 21:03:39,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 21:03:39,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 21:03:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 21:03:39,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 21:03:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:03:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-21 21:03:39,551 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-21 21:03:39,551 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-21 21:03:39,552 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-21 21:03:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 21:03:39,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 21:03:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 21:03:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 21:03:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-21 21:03:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-21 21:03:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 21:03:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 21:03:39,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-21 21:03:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-21 21:03:39,554 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-21 21:03:39,554 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-21 21:03:39,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_83 [2023-11-21 21:03:39,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_83 [2023-11-21 21:03:39,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-21 21:03:39,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-21 21:03:39,555 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-21 21:03:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-21 21:03:39,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 21:03:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 21:03:39,556 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-21 21:03:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-21 21:03:39,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 21:03:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 21:03:39,557 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-21 21:03:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-21 21:03:39,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-21 21:03:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-21 21:03:39,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:03:39,557 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-21 21:03:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-21 21:03:39,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-21 21:03:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-21 21:03:39,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:03:39,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 21:03:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 21:03:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 21:03:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 21:03:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:03:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-21 21:03:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-21 21:03:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:03:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:03:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 21:03:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 21:03:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 21:03:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 21:03:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_98 [2023-11-21 21:03:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_98 [2023-11-21 21:03:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-21 21:03:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-21 21:03:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-21 21:03:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-21 21:03:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-21 21:03:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-21 21:03:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-21 21:03:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-21 21:03:39,562 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-21 21:03:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-21 21:03:39,562 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-21 21:03:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-21 21:03:39,562 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-21 21:03:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-21 21:03:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-21 21:03:39,563 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-21 21:03:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 21:03:39,563 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 21:03:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-21 21:03:39,563 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-21 21:03:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-21 21:03:39,564 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-21 21:03:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-21 21:03:39,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-21 21:03:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-21 21:03:39,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-21 21:03:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-21 21:03:39,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-21 21:03:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-21 21:03:39,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-21 21:03:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-21 21:03:39,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-21 21:03:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-21 21:03:39,565 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-21 21:03:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-21 21:03:39,566 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-21 21:03:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-21 21:03:39,566 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-21 21:03:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-21 21:03:39,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-21 21:03:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-21 21:03:39,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-21 21:03:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:03:39,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:03:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-21 21:03:39,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-21 21:03:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 21:03:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:03:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 21:03:39,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 21:03:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-21 21:03:39,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-21 21:03:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-21 21:03:39,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-21 21:03:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-21 21:03:39,569 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-21 21:03:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-21 21:03:39,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-21 21:03:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 21:03:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 21:03:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-21 21:03:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-21 21:03:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-21 21:03:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-21 21:03:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-21 21:03:39,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-21 21:03:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 21:03:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-21 21:03:39,571 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-21 21:03:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-21 21:03:39,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-21 21:03:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:03:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-21 21:03:39,572 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-21 21:03:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-21 21:03:39,572 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-21 21:03:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_81 [2023-11-21 21:03:39,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_81 [2023-11-21 21:03:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:03:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 21:03:39,573 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 21:03:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 21:03:39,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 21:03:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure rx_oom_timer [2023-11-21 21:03:39,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_oom_timer [2023-11-21 21:03:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-21 21:03:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-21 21:03:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 21:03:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 21:03:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 21:03:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 21:03:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 21:03:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 21:03:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_108 [2023-11-21 21:03:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_108 [2023-11-21 21:03:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-21 21:03:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-21 21:03:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-21 21:03:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-21 21:03:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_89 [2023-11-21 21:03:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_89 [2023-11-21 21:03:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2023-11-21 21:03:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2023-11-21 21:03:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-21 21:03:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-21 21:03:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-21 21:03:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-21 21:03:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-21 21:03:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-21 21:03:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-21 21:03:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-21 21:03:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-21 21:03:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-21 21:03:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 21:03:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 21:03:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-21 21:03:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-21 21:03:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 21:03:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 21:03:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-21 21:03:39,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-21 21:03:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_timer [2023-11-21 21:03:39,579 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_timer [2023-11-21 21:03:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:03:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-21 21:03:39,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-21 21:03:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-21 21:03:39,580 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-21 21:03:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-21 21:03:39,580 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-21 21:03:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 21:03:39,580 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 21:03:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 21:03:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 21:03:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-21 21:03:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-21 21:03:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-21 21:03:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-21 21:03:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2023-11-21 21:03:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2023-11-21 21:03:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 21:03:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 21:03:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_109 [2023-11-21 21:03:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_109 [2023-11-21 21:03:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_94 [2023-11-21 21:03:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_94 [2023-11-21 21:03:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-21 21:03:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-21 21:03:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_90 [2023-11-21 21:03:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_90 [2023-11-21 21:03:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-21 21:03:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-21 21:03:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-21 21:03:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-21 21:03:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-21 21:03:39,584 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-21 21:03:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 21:03:39,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 21:03:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-21 21:03:39,584 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-21 21:03:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 21:03:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 21:03:39,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 21:03:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 21:03:39,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-21 21:03:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-21 21:03:39,585 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 21:03:39,585 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 21:03:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:03:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 21:03:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 21:03:39,586 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-21 21:03:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-21 21:03:40,593 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:03:40,598 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:03:42,530 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 21:03:50,079 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:03:58,004 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:03:58,005 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 21:03:58,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:58 BoogieIcfgContainer [2023-11-21 21:03:58,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:03:58,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:03:58,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:03:58,017 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:03:58,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:03:29" (1/3) ... [2023-11-21 21:03:58,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bc3d9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:58, skipping insertion in model container [2023-11-21 21:03:58,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:35" (2/3) ... [2023-11-21 21:03:58,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bc3d9c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:58, skipping insertion in model container [2023-11-21 21:03:58,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:58" (3/3) ... [2023-11-21 21:03:58,022 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-21 21:03:58,044 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:03:58,044 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-21 21:03:58,171 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:03:58,185 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=PETRI_NET, 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;@31558741, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:03:58,187 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-21 21:03:58,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 2388 states, 1379 states have (on average 1.3096446700507614) internal successors, (1806), 1467 states have internal predecessors, (1806), 849 states have call successors, (849), 157 states have call predecessors, (849), 156 states have return successors, (842), 824 states have call predecessors, (842), 842 states have call successors, (842) [2023-11-21 21:03:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 21:03:58,220 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:03:58,221 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:03:58,222 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)] === [2023-11-21 21:03:58,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:03:58,227 INFO L85 PathProgramCache]: Analyzing trace with hash 858020989, now seen corresponding path program 1 times [2023-11-21 21:03:58,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:03:58,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182039929] [2023-11-21 21:03:58,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:03:58,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:03:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:03:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:03:59,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 21:04:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:00,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-21 21:04:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:00,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:04:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:00,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-21 21:04:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:00,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-21 21:04:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:00,061 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 21:04:00,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:04:00,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182039929] [2023-11-21 21:04:00,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182039929] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:04:00,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:04:00,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 21:04:00,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835269708] [2023-11-21 21:04:00,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:04:00,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 21:04:00,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:04:00,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 21:04:00,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 21:04:00,122 INFO L87 Difference]: Start difference. First operand has 2388 states, 1379 states have (on average 1.3096446700507614) internal successors, (1806), 1467 states have internal predecessors, (1806), 849 states have call successors, (849), 157 states have call predecessors, (849), 156 states have return successors, (842), 824 states have call predecessors, (842), 842 states have call successors, (842) Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 21:04:02,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:04:04,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:04:07,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:04:09,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:04:11,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:04:11,768 INFO L93 Difference]: Finished difference Result 4758 states and 7202 transitions. [2023-11-21 21:04:11,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 21:04:11,771 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 37 [2023-11-21 21:04:11,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:04:11,817 INFO L225 Difference]: With dead ends: 4758 [2023-11-21 21:04:11,818 INFO L226 Difference]: Without dead ends: 2376 [2023-11-21 21:04:11,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-21 21:04:11,845 INFO L413 NwaCegarLoop]: 3102 mSDtfsCounter, 3470 mSDsluCounter, 6188 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3484 SdHoareTripleChecker+Valid, 9290 SdHoareTripleChecker+Invalid, 1181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-21 21:04:11,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3484 Valid, 9290 Invalid, 1181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1178 Invalid, 2 Unknown, 0 Unchecked, 11.1s Time] [2023-11-21 21:04:11,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2376 states. [2023-11-21 21:04:12,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2376 to 2376. [2023-11-21 21:04:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2376 states, 1376 states have (on average 1.3030523255813953) internal successors, (1793), 1460 states have internal predecessors, (1793), 841 states have call successors, (841), 157 states have call predecessors, (841), 156 states have return successors, (838), 820 states have call predecessors, (838), 838 states have call successors, (838) [2023-11-21 21:04:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 2376 states and 3472 transitions. [2023-11-21 21:04:12,169 INFO L78 Accepts]: Start accepts. Automaton has 2376 states and 3472 transitions. Word has length 37 [2023-11-21 21:04:12,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:04:12,172 INFO L495 AbstractCegarLoop]: Abstraction has 2376 states and 3472 transitions. [2023-11-21 21:04:12,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 21:04:12,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 3472 transitions. [2023-11-21 21:04:12,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 21:04:12,184 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:04:12,184 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:04:12,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 21:04:12,187 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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)] === [2023-11-21 21:04:12,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:04:12,188 INFO L85 PathProgramCache]: Analyzing trace with hash -758166049, now seen corresponding path program 1 times [2023-11-21 21:04:12,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:04:12,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903566349] [2023-11-21 21:04:12,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:04:12,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:04:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:04:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-21 21:04:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-21 21:04:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:04:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-21 21:04:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-21 21:04:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-21 21:04:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:04:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 21:04:13,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:04:13,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903566349] [2023-11-21 21:04:13,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903566349] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:04:13,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:04:13,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 21:04:13,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895442095] [2023-11-21 21:04:13,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:04:13,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 21:04:13,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:04:13,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 21:04:13,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 21:04:13,525 INFO L87 Difference]: Start difference. First operand 2376 states and 3472 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7)