./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6eed6410a0dd7e708ffb27250b590aa2913bf9f742c15130caf6eadad29510cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:14:46,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:14:47,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:14:47,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:14:47,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:14:47,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:14:47,079 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:14:47,080 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:14:47,081 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:14:47,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:14:47,082 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:14:47,083 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:14:47,083 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:14:47,084 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:14:47,084 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:14:47,085 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:14:47,085 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:14:47,086 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:14:47,086 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:14:47,087 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:14:47,087 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:14:47,088 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:14:47,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:14:47,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:14:47,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:14:47,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:14:47,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:14:47,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:14:47,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:14:47,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:14:47,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:14:47,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:14:47,093 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:14:47,093 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:14:47,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:14:47,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:14:47,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:14:47,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:14:47,096 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:14:47,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:14:47,097 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:14:47,097 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:14:47,098 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:14:47,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:14:47,098 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_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eed6410a0dd7e708ffb27250b590aa2913bf9f742c15130caf6eadad29510cc [2023-11-24 23:14:47,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:14:47,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:14:47,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:14:47,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:14:47,436 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:14:47,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:14:50,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:14:51,211 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:14:51,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:14:51,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/data/d7b6d08e9/1b80a6b1555742e0b06ec44cd8e378ed/FLAGcb4741b12 [2023-11-24 23:14:51,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/data/d7b6d08e9/1b80a6b1555742e0b06ec44cd8e378ed [2023-11-24 23:14:51,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:14:51,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:14:51,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:14:51,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:14:51,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:14:51,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:14:51" (1/1) ... [2023-11-24 23:14:51,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252da466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:51, skipping insertion in model container [2023-11-24 23:14:51,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:14:51" (1/1) ... [2023-11-24 23:14:51,544 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:14:55,635 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2023-11-24 23:14:55,643 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2023-11-24 23:14:55,644 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2023-11-24 23:14:55,645 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2023-11-24 23:14:55,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:14:55,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:14:55,962 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"); [5331] [2023-11-24 23:14:55,965 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)); [5338] [2023-11-24 23:14:55,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5345] [2023-11-24 23:14:55,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5416-5417] [2023-11-24 23:14:55,968 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"); [5422-5424] [2023-11-24 23:14:55,972 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5602] [2023-11-24 23:14:55,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5616] [2023-11-24 23:14:55,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5624] [2023-11-24 23:14:55,979 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)); [5716-5717] [2023-11-24 23:14:55,981 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)); [5750-5751] [2023-11-24 23:14:55,982 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)); [5787-5788] [2023-11-24 23:14:55,984 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)); [5824-5825] [2023-11-24 23:14:55,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6171-6172] [2023-11-24 23:14:55,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6178] [2023-11-24 23:14:55,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6420] [2023-11-24 23:14:55,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6423] [2023-11-24 23:14:56,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6426] [2023-11-24 23:14:56,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6429] [2023-11-24 23:14:56,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6460] [2023-11-24 23:14:56,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6463] [2023-11-24 23:14:56,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6466] [2023-11-24 23:14:56,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6469] [2023-11-24 23:14:56,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6500] [2023-11-24 23:14:56,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6503] [2023-11-24 23:14:56,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6506] [2023-11-24 23:14:56,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6509] [2023-11-24 23:14:56,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6540] [2023-11-24 23:14:56,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6543] [2023-11-24 23:14:56,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6546] [2023-11-24 23:14:56,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6549] [2023-11-24 23:14:56,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6993] [2023-11-24 23:14:56,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7407] [2023-11-24 23:14:56,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8080] [2023-11-24 23:14:56,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8099] [2023-11-24 23:14:56,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8112] [2023-11-24 23:14:56,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8117] [2023-11-24 23:14:56,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8130] [2023-11-24 23:14:56,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8142] [2023-11-24 23:14:56,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8668] [2023-11-24 23:14:56,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8670] [2023-11-24 23:14:56,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8717] [2023-11-24 23:14:56,328 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2023-11-24 23:14:56,329 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2023-11-24 23:14:56,329 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2023-11-24 23:14:56,330 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2023-11-24 23:14:56,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:14:56,630 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:14:56,631 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:14:56,637 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:14:56,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56 WrapperNode [2023-11-24 23:14:56,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:14:56,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:14:56,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:14:56,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:14:56,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:56,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,143 INFO L138 Inliner]: procedures = 559, calls = 2853, calls flagged for inlining = 291, calls inlined = 253, statements flattened = 6441 [2023-11-24 23:14:57,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:14:57,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:14:57,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:14:57,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:14:57,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:14:57,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:14:57,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:14:57,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:14:57,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (1/1) ... [2023-11-24 23:14:57,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:14:57,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:14:57,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:14:57,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca3ccec3-60f5-49b0-8d1f-e6d6e862a43d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:14:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:14:57,610 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:14:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:14:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:14:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-24 23:14:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-24 23:14:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:14:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:14:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:14:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:14:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:14:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:14:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:14:57,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-24 23:14:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2023-11-24 23:14:57,614 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2023-11-24 23:14:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_80 [2023-11-24 23:14:57,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_80 [2023-11-24 23:14:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-24 23:14:57,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-24 23:14:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:14:57,615 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:14:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-24 23:14:57,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-24 23:14:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:14:57,616 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:14:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-24 23:14:57,617 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-24 23:14:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2023-11-24 23:14:57,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2023-11-24 23:14:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-24 23:14:57,617 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-24 23:14:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-24 23:14:57,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-24 23:14:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:14:57,618 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:14:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-24 23:14:57,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-24 23:14:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2023-11-24 23:14:57,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2023-11-24 23:14:57,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:14:57,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:14:57,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:14:57,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:14:57,620 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:14:57,620 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:14:57,620 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-24 23:14:57,621 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-24 23:14:57,621 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:14:57,621 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:14:57,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:14:57,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:14:57,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:14:57,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:14:57,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:14:57,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_62 [2023-11-24 23:14:57,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_62 [2023-11-24 23:14:57,622 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-24 23:14:57,622 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-24 23:14:57,623 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2023-11-24 23:14:57,623 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2023-11-24 23:14:57,624 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:14:57,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:14:57,624 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:14:57,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:14:57,624 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:14:57,624 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:14:57,625 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2023-11-24 23:14:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2023-11-24 23:14:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:14:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:14:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:14:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:14:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:14:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2023-11-24 23:14:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2023-11-24 23:14:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:14:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:14:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:14:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:14:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:14:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:14:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:14:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2023-11-24 23:14:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2023-11-24 23:14:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-24 23:14:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-24 23:14:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:14:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:14:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:14:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:14:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2023-11-24 23:14:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2023-11-24 23:14:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:14:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-24 23:14:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2023-11-24 23:14:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2023-11-24 23:14:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:14:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:14:57,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:14:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:14:57,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:14:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:14:57,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:14:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-24 23:14:57,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-24 23:14:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:14:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2023-11-24 23:14:57,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2023-11-24 23:14:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:14:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:14:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:14:57,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:14:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:14:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:14:57,647 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-24 23:14:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-24 23:14:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:14:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:14:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2023-11-24 23:14:57,649 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2023-11-24 23:14:57,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:14:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:14:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2023-11-24 23:14:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2023-11-24 23:14:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-24 23:14:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-24 23:14:57,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rhine_private [2023-11-24 23:14:57,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rhine_private [2023-11-24 23:14:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-24 23:14:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-24 23:14:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:14:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:14:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:14:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:14:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:14:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:14:57,652 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-24 23:14:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-24 23:14:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:14:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:14:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_68 [2023-11-24 23:14:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_68 [2023-11-24 23:14:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2023-11-24 23:14:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2023-11-24 23:14:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2023-11-24 23:14:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2023-11-24 23:14:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rhine_private [2023-11-24 23:14:57,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rhine_private [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-24 23:14:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:14:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-24 23:14:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:14:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:14:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-24 23:14:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2023-11-24 23:14:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:14:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:14:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:14:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2023-11-24 23:14:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2023-11-24 23:14:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2023-11-24 23:14:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:14:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2023-11-24 23:14:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-24 23:14:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-24 23:14:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2023-11-24 23:14:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_79 [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_79 [2023-11-24 23:14:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:14:57,742 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:14:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:14:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2023-11-24 23:14:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-24 23:14:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:14:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-11-24 23:14:57,743 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:14:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:14:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_63 [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_63 [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2023-11-24 23:14:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2023-11-24 23:14:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_67 [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_67 [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2023-11-24 23:14:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2023-11-24 23:14:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2023-11-24 23:14:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2023-11-24 23:14:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2023-11-24 23:14:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-24 23:14:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-24 23:14:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:14:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:14:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-24 23:14:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-24 23:14:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-24 23:14:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-24 23:14:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2023-11-24 23:14:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2023-11-24 23:14:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2023-11-24 23:14:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2023-11-24 23:14:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:14:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:14:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:14:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:14:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:14:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2023-11-24 23:14:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2023-11-24 23:14:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2023-11-24 23:14:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2023-11-24 23:14:57,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:14:57,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:14:58,752 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:14:58,764 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:14:58,994 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:15:11,809 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:15:11,928 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:15:15,255 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:15:15,255 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:15:15,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:15 BoogieIcfgContainer [2023-11-24 23:15:15,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:15:15,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:15:15,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:15:15,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:15:15,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:14:51" (1/3) ... [2023-11-24 23:15:15,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220a721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:15, skipping insertion in model container [2023-11-24 23:15:15,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:14:56" (2/3) ... [2023-11-24 23:15:15,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220a721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:15, skipping insertion in model container [2023-11-24 23:15:15,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:15" (3/3) ... [2023-11-24 23:15:15,271 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:15:15,293 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:15:15,293 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:15:15,406 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:15:15,415 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@b62084e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:15:15,415 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:15:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 1788 states, 1020 states have (on average 1.3058823529411765) internal successors, (1332), 1062 states have internal predecessors, (1332), 633 states have call successors, (633), 134 states have call predecessors, (633), 133 states have return successors, (624), 613 states have call predecessors, (624), 624 states have call successors, (624) [2023-11-24 23:15:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-24 23:15:15,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:15,477 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:15:15,477 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-24 23:15:15,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:15,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1046214609, now seen corresponding path program 1 times [2023-11-24 23:15:15,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:15:15,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209583643] [2023-11-24 23:15:15,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:15,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms