./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 a0165632 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje --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 d46a0c21917156d86326b49faaf0b679a3e4aece26c641cfed6d2cba03552492 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:59:12,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:59:12,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:59:12,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:59:12,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:59:12,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:59:12,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:59:12,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:59:12,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:59:12,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:59:12,718 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:59:12,719 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:59:12,719 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:59:12,720 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:59:12,720 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:59:12,721 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:59:12,721 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:59:12,722 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:59:12,723 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:59:12,723 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:59:12,724 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:59:12,725 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:59:12,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:59:12,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:59:12,730 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:59:12,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:59:12,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:59:12,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:59:12,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:59:12,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:59:12,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:59:12,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:59:12,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:59:12,733 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:59:12,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:59:12,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:59:12,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:59:12,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:59:12,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:59:12,736 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:59:12,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:59:12,738 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:59:12,738 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:59:12,739 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:59:12,739 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d46a0c21917156d86326b49faaf0b679a3e4aece26c641cfed6d2cba03552492 [2024-11-09 05:59:13,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:59:13,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:59:13,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:59:13,090 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:59:13,090 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:59:13,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i Unable to find full path for "g++" [2024-11-09 05:59:15,252 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:59:15,976 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:59:15,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2024-11-09 05:59:16,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/data/74741e9b9/eb3f7175ea8f42069036ae5504c9c1c7/FLAG8879c7f6f [2024-11-09 05:59:16,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/data/74741e9b9/eb3f7175ea8f42069036ae5504c9c1c7 [2024-11-09 05:59:16,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:59:16,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:59:16,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:59:16,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:59:16,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:59:16,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:59:16" (1/1) ... [2024-11-09 05:59:16,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db33be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:16, skipping insertion in model container [2024-11-09 05:59:16,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:59:16" (1/1) ... [2024-11-09 05:59:16,362 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:59:20,981 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450587,450600] [2024-11-09 05:59:20,987 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450756,450769] [2024-11-09 05:59:20,987 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450923,450936] [2024-11-09 05:59:20,988 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[451091,451104] [2024-11-09 05:59:21,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:59:21,136 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:59:21,358 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] [2024-11-09 05:59:21,360 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] [2024-11-09 05:59:21,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5399] [2024-11-09 05:59:21,363 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] [2024-11-09 05:59:21,364 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] [2024-11-09 05:59:21,365 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] [2024-11-09 05:59:21,365 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] [2024-11-09 05:59:21,366 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] [2024-11-09 05:59:21,366 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] [2024-11-09 05:59:21,377 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] [2024-11-09 05:59:21,380 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] [2024-11-09 05:59:21,381 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] [2024-11-09 05:59:21,383 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] [2024-11-09 05:59:21,708 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] [2024-11-09 05:59:21,878 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450587,450600] [2024-11-09 05:59:21,879 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450756,450769] [2024-11-09 05:59:21,880 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450923,450936] [2024-11-09 05:59:21,881 WARN L250 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_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[451091,451104] [2024-11-09 05:59:21,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:59:22,331 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:59:22,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22 WrapperNode [2024-11-09 05:59:22,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:59:22,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:59:22,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:59:22,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:59:22,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:22,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:22,897 INFO L138 Inliner]: procedures = 546, calls = 4369, calls flagged for inlining = 248, calls inlined = 226, statements flattened = 9869 [2024-11-09 05:59:22,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:59:22,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:59:22,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:59:22,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:59:22,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:22,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:22,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:22,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:23,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:23,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:23,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:23,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:23,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:59:23,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:59:23,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:59:23,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:59:23,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (1/1) ... [2024-11-09 05:59:23,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:59:23,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:59:23,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:59:23,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdf2064-0327-41f9-bce8-b4d1ec834c4c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:59:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 05:59:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 05:59:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 05:59:23,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 05:59:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-09 05:59:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-09 05:59:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-09 05:59:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-09 05:59:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2024-11-09 05:59:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2024-11-09 05:59:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-09 05:59:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-09 05:59:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2024-11-09 05:59:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2024-11-09 05:59:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:59:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:59:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-09 05:59:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-09 05:59:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2024-11-09 05:59:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2024-11-09 05:59:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_82 [2024-11-09 05:59:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_82 [2024-11-09 05:59:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2024-11-09 05:59:23,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2024-11-09 05:59:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-09 05:59:23,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-09 05:59:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-09 05:59:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-09 05:59:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2024-11-09 05:59:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2024-11-09 05:59:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-09 05:59:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-09 05:59:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-09 05:59:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-09 05:59:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-09 05:59:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-09 05:59:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2024-11-09 05:59:23,717 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2024-11-09 05:59:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-09 05:59:23,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-09 05:59:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2024-11-09 05:59:23,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2024-11-09 05:59:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-09 05:59:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-09 05:59:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2024-11-09 05:59:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2024-11-09 05:59:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 05:59:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 05:59:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2024-11-09 05:59:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2024-11-09 05:59:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2024-11-09 05:59:23,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2024-11-09 05:59:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2024-11-09 05:59:23,721 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2024-11-09 05:59:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-09 05:59:23,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-09 05:59:23,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 05:59:23,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 05:59:23,723 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-09 05:59:23,723 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-09 05:59:23,723 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-09 05:59:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-09 05:59:23,724 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-09 05:59:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-09 05:59:23,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-09 05:59:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-09 05:59:23,724 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-09 05:59:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-09 05:59:23,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 05:59:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 05:59:23,726 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-09 05:59:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-09 05:59:23,726 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 05:59:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 05:59:23,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2024-11-09 05:59:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2024-11-09 05:59:23,727 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-09 05:59:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-09 05:59:23,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:59:23,728 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2024-11-09 05:59:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2024-11-09 05:59:23,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-11-09 05:59:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-11-09 05:59:23,729 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 05:59:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 05:59:23,729 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 05:59:23,730 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 05:59:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 05:59:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2024-11-09 05:59:23,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2024-11-09 05:59:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2024-11-09 05:59:23,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2024-11-09 05:59:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2024-11-09 05:59:23,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2024-11-09 05:59:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 05:59:23,732 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 05:59:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-09 05:59:23,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-09 05:59:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 05:59:23,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 05:59:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:59:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 05:59:23,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 05:59:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:59:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2024-11-09 05:59:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2024-11-09 05:59:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-09 05:59:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-09 05:59:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-09 05:59:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-09 05:59:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 05:59:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 05:59:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-09 05:59:23,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-09 05:59:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 05:59:23,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 05:59:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-09 05:59:23,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-09 05:59:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2024-11-09 05:59:23,737 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2024-11-09 05:59:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_83 [2024-11-09 05:59:23,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_83 [2024-11-09 05:59:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-09 05:59:23,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-09 05:59:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-11-09 05:59:23,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-11-09 05:59:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 05:59:23,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 05:59:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2024-11-09 05:59:23,739 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2024-11-09 05:59:23,740 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 05:59:23,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 05:59:23,741 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2024-11-09 05:59:23,741 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2024-11-09 05:59:23,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-09 05:59:23,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-09 05:59:23,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:59:23,742 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-11-09 05:59:23,742 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-11-09 05:59:23,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-09 05:59:23,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-09 05:59:23,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:59:23,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 05:59:23,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 05:59:23,743 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 05:59:23,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 05:59:23,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:59:23,743 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-09 05:59:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-09 05:59:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:59:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:59:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-09 05:59:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-09 05:59:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:59:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:59:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_98 [2024-11-09 05:59:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_98 [2024-11-09 05:59:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2024-11-09 05:59:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2024-11-09 05:59:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-09 05:59:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-09 05:59:23,745 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2024-11-09 05:59:23,745 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2024-11-09 05:59:23,746 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-09 05:59:23,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-09 05:59:23,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-09 05:59:23,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-09 05:59:23,747 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2024-11-09 05:59:23,747 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2024-11-09 05:59:23,747 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-09 05:59:23,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-09 05:59:23,748 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2024-11-09 05:59:23,748 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2024-11-09 05:59:23,748 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 05:59:23,748 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 05:59:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-09 05:59:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-09 05:59:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2024-11-09 05:59:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2024-11-09 05:59:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-09 05:59:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-09 05:59:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2024-11-09 05:59:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2024-11-09 05:59:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2024-11-09 05:59:23,750 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2024-11-09 05:59:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-09 05:59:23,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-09 05:59:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-09 05:59:23,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-09 05:59:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2024-11-09 05:59:23,750 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2024-11-09 05:59:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-09 05:59:23,751 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-09 05:59:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2024-11-09 05:59:23,751 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2024-11-09 05:59:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2024-11-09 05:59:23,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2024-11-09 05:59:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-09 05:59:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-09 05:59:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:59:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:59:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2024-11-09 05:59:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2024-11-09 05:59:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 05:59:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 05:59:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:59:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:59:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-09 05:59:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-09 05:59:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-09 05:59:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-09 05:59:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-09 05:59:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-09 05:59:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-09 05:59:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-09 05:59:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 05:59:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 05:59:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-09 05:59:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-09 05:59:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-09 05:59:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-09 05:59:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-09 05:59:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-09 05:59:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:59:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-09 05:59:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-09 05:59:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-09 05:59:23,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-09 05:59:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:59:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2024-11-09 05:59:23,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2024-11-09 05:59:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2024-11-09 05:59:23,757 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2024-11-09 05:59:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_81 [2024-11-09 05:59:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_81 [2024-11-09 05:59:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:59:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:59:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-09 05:59:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-09 05:59:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure rx_oom_timer [2024-11-09 05:59:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_oom_timer [2024-11-09 05:59:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-09 05:59:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-09 05:59:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-09 05:59:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-09 05:59:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 05:59:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 05:59:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-09 05:59:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-09 05:59:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_108 [2024-11-09 05:59:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_108 [2024-11-09 05:59:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-09 05:59:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-09 05:59:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2024-11-09 05:59:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2024-11-09 05:59:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_89 [2024-11-09 05:59:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_89 [2024-11-09 05:59:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2024-11-09 05:59:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2024-11-09 05:59:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2024-11-09 05:59:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2024-11-09 05:59:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2024-11-09 05:59:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2024-11-09 05:59:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-09 05:59:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-09 05:59:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2024-11-09 05:59:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2024-11-09 05:59:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-09 05:59:23,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-09 05:59:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 05:59:23,764 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 05:59:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-09 05:59:23,764 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-09 05:59:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 05:59:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 05:59:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2024-11-09 05:59:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2024-11-09 05:59:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_timer [2024-11-09 05:59:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_timer [2024-11-09 05:59:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:59:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-09 05:59:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-09 05:59:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2024-11-09 05:59:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2024-11-09 05:59:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-09 05:59:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-09 05:59:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-09 05:59:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-09 05:59:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:59:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:59:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2024-11-09 05:59:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2024-11-09 05:59:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2024-11-09 05:59:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2024-11-09 05:59:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2024-11-09 05:59:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2024-11-09 05:59:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-09 05:59:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-09 05:59:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_109 [2024-11-09 05:59:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_109 [2024-11-09 05:59:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_94 [2024-11-09 05:59:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_94 [2024-11-09 05:59:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2024-11-09 05:59:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2024-11-09 05:59:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_90 [2024-11-09 05:59:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_90 [2024-11-09 05:59:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-09 05:59:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-09 05:59:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2024-11-09 05:59:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2024-11-09 05:59:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2024-11-09 05:59:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2024-11-09 05:59:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 05:59:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 05:59:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-09 05:59:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-09 05:59:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-09 05:59:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-09 05:59:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-09 05:59:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-09 05:59:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2024-11-09 05:59:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2024-11-09 05:59:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 05:59:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 05:59:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:59:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 05:59:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 05:59:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-09 05:59:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-09 05:59:25,056 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:59:25,061 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:59:27,594 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:59:49,016 INFO L? ?]: Removed 3484 outVars from TransFormulas that were not future-live. [2024-11-09 05:59:49,016 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:59:55,607 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:59:55,607 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 05:59:55,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:59:55 BoogieIcfgContainer [2024-11-09 05:59:55,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:59:55,612 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:59:55,612 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:59:55,622 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:59:55,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:59:16" (1/3) ... [2024-11-09 05:59:55,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@300fb598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:59:55, skipping insertion in model container [2024-11-09 05:59:55,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:59:22" (2/3) ... [2024-11-09 05:59:55,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@300fb598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:59:55, skipping insertion in model container [2024-11-09 05:59:55,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:59:55" (3/3) ... [2024-11-09 05:59:55,628 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2024-11-09 05:59:55,653 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:59:55,654 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-09 05:59:55,851 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:59:55,860 INFO L333 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, 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;@fbfec37, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:59:55,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-09 05:59:55,878 INFO L276 IsEmpty]: Start isEmpty. Operand has 2394 states, 1385 states have (on average 1.3083032490974729) internal successors, (1812), 1470 states have internal predecessors, (1812), 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) [2024-11-09 05:59:55,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-09 05:59:55,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:59:55,895 INFO L215 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] [2024-11-09 05:59:55,896 INFO L396 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)] === [2024-11-09 05:59:55,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:59:55,907 INFO L85 PathProgramCache]: Analyzing trace with hash 112723223, now seen corresponding path program 1 times [2024-11-09 05:59:55,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:59:55,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783695902] [2024-11-09 05:59:55,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:59:55,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:02:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:02:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 06:02:47,754 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:02:47,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783695902] [2024-11-09 06:02:47,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783695902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:02:47,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:02:47,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:02:47,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056467759] [2024-11-09 06:02:47,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:02:47,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:02:47,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:02:47,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:02:47,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:02:47,801 INFO L87 Difference]: Start difference. First operand has 2394 states, 1385 states have (on average 1.3083032490974729) internal successors, (1812), 1470 states have internal predecessors, (1812), 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) [2024-11-09 06:02:50,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:02:52,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:02:55,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:03:01,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:03:11,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:03:11,431 INFO L93 Difference]: Finished difference Result 4770 states and 7214 transitions. [2024-11-09 06:03:11,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:03:11,435 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 [2024-11-09 06:03:11,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:03:11,478 INFO L225 Difference]: With dead ends: 4770 [2024-11-09 06:03:11,478 INFO L226 Difference]: Without dead ends: 2382 [2024-11-09 06:03:11,504 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:03:11,508 INFO L432 NwaCegarLoop]: 3108 mSDtfsCounter, 3486 mSDsluCounter, 6201 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3487 SdHoareTripleChecker+Valid, 9309 SdHoareTripleChecker+Invalid, 1181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:03:11,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3487 Valid, 9309 Invalid, 1181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1178 Invalid, 3 Unknown, 0 Unchecked, 23.0s Time] [2024-11-09 06:03:11,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2024-11-09 06:03:11,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2382. [2024-11-09 06:03:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2382 states, 1382 states have (on average 1.3017366136034731) internal successors, (1799), 1463 states have internal predecessors, (1799), 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) [2024-11-09 06:03:11,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2382 states and 3478 transitions. [2024-11-09 06:03:11,856 INFO L78 Accepts]: Start accepts. Automaton has 2382 states and 3478 transitions. Word has length 37 [2024-11-09 06:03:11,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:03:11,857 INFO L471 AbstractCegarLoop]: Abstraction has 2382 states and 3478 transitions. [2024-11-09 06:03:11,858 INFO L472 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) [2024-11-09 06:03:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 3478 transitions. [2024-11-09 06:03:11,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 06:03:11,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:11,863 INFO L215 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] [2024-11-09 06:03:11,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:03:11,864 INFO L396 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)] === [2024-11-09 06:03:11,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:11,865 INFO L85 PathProgramCache]: Analyzing trace with hash 18448467, now seen corresponding path program 1 times [2024-11-09 06:03:11,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:03:11,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671775368] [2024-11-09 06:03:11,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:11,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:06:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:06:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 06:06:04,415 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:06:04,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671775368] [2024-11-09 06:06:04,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671775368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:06:04,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:06:04,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:06:04,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535590578] [2024-11-09 06:06:04,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:06:04,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:06:04,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:06:04,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:06:04,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:06:04,419 INFO L87 Difference]: Start difference. First operand 2382 states and 3478 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) [2024-11-09 06:06:06,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:09,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:11,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:15,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:18,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:20,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:21,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:06:33,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:06:33,029 INFO L93 Difference]: Finished difference Result 2388 states and 3483 transitions. [2024-11-09 06:06:33,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:06:33,030 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 42 [2024-11-09 06:06:33,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:06:33,052 INFO L225 Difference]: With dead ends: 2388 [2024-11-09 06:06:33,053 INFO L226 Difference]: Without dead ends: 2386 [2024-11-09 06:06:33,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:06:33,057 INFO L432 NwaCegarLoop]: 3089 mSDtfsCounter, 3460 mSDsluCounter, 6158 mSDsCounter, 0 mSdLazyCounter, 1177 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3461 SdHoareTripleChecker+Valid, 9247 SdHoareTripleChecker+Invalid, 1182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1177 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:06:33,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3461 Valid, 9247 Invalid, 1182 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1177 Invalid, 5 Unknown, 0 Unchecked, 28.1s Time] [2024-11-09 06:06:33,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2386 states. [2024-11-09 06:06:33,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2386 to 2386. [2024-11-09 06:06:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 1385 states have (on average 1.3010830324909748) internal successors, (1802), 1466 states have internal predecessors, (1802), 841 states have call successors, (841), 158 states have call predecessors, (841), 157 states have return successors, (838), 820 states have call predecessors, (838), 838 states have call successors, (838) [2024-11-09 06:06:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 3481 transitions. [2024-11-09 06:06:33,231 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 3481 transitions. Word has length 42 [2024-11-09 06:06:33,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:06:33,231 INFO L471 AbstractCegarLoop]: Abstraction has 2386 states and 3481 transitions. [2024-11-09 06:06:33,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-11-09 06:06:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 3481 transitions. [2024-11-09 06:06:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 06:06:33,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:06:33,234 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 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] [2024-11-09 06:06:33,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:06:33,235 INFO L396 AbstractCegarLoop]: === Iteration 3 === 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)] === [2024-11-09 06:06:33,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:06:33,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1511210409, now seen corresponding path program 1 times [2024-11-09 06:06:33,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:06:33,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107356727] [2024-11-09 06:06:33,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:06:33,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:10:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:10:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 06:10:13,238 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:10:13,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107356727] [2024-11-09 06:10:13,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107356727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:10:13,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:10:13,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:10:13,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968828607] [2024-11-09 06:10:13,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:10:13,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:10:13,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:10:13,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:10:13,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:10:13,240 INFO L87 Difference]: Start difference. First operand 2386 states and 3481 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, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-09 06:10:15,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:17,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:20,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:23,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:25,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:30,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:32,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:10:41,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:10:41,849 INFO L93 Difference]: Finished difference Result 2392 states and 3486 transitions. [2024-11-09 06:10:41,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:10:41,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 47 [2024-11-09 06:10:41,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:10:41,868 INFO L225 Difference]: With dead ends: 2392 [2024-11-09 06:10:41,869 INFO L226 Difference]: Without dead ends: 2390 [2024-11-09 06:10:41,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:10:41,872 INFO L432 NwaCegarLoop]: 3089 mSDtfsCounter, 3459 mSDsluCounter, 6158 mSDsCounter, 0 mSdLazyCounter, 1175 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3460 SdHoareTripleChecker+Valid, 9247 SdHoareTripleChecker+Invalid, 1182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1175 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:10:41,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3460 Valid, 9247 Invalid, 1182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1175 Invalid, 7 Unknown, 0 Unchecked, 28.3s Time] [2024-11-09 06:10:41,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2390 states. [2024-11-09 06:10:42,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2390 to 2390. [2024-11-09 06:10:42,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2390 states, 1388 states have (on average 1.3004322766570606) internal successors, (1805), 1469 states have internal predecessors, (1805), 841 states have call successors, (841), 159 states have call predecessors, (841), 158 states have return successors, (838), 820 states have call predecessors, (838), 838 states have call successors, (838) [2024-11-09 06:10:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2390 states and 3484 transitions. [2024-11-09 06:10:42,078 INFO L78 Accepts]: Start accepts. Automaton has 2390 states and 3484 transitions. Word has length 47 [2024-11-09 06:10:42,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:10:42,078 INFO L471 AbstractCegarLoop]: Abstraction has 2390 states and 3484 transitions. [2024-11-09 06:10:42,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-09 06:10:42,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 3484 transitions. [2024-11-09 06:10:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 06:10:42,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:10:42,082 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 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, 1, 1, 1, 1, 1] [2024-11-09 06:10:42,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 06:10:42,082 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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)] === [2024-11-09 06:10:42,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:10:42,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1279051117, now seen corresponding path program 1 times [2024-11-09 06:10:42,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:10:42,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513657505] [2024-11-09 06:10:42,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:10:42,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms