./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-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX --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 bf04605b927a140287b1c754ad26365df4778b673325ded7dfdba05deed83fbc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:00,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:00,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:12:00,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:00,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:00,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:00,924 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:00,925 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:00,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:00,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:00,927 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:00,928 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:00,928 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:00,929 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:12:00,929 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:00,930 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:00,931 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:12:00,931 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:12:00,932 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:00,933 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:12:00,933 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:12:00,934 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:12:00,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:00,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:00,936 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:12:00,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:00,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:00,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:00,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:00,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:00,939 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:00,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:00,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:00,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:00,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:00,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:00,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:00,942 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:12:00,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:12:00,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:00,942 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:00,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:00,943 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf04605b927a140287b1c754ad26365df4778b673325ded7dfdba05deed83fbc [2023-11-12 00:12:01,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:01,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:01,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:01,357 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:01,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:01,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-12 00:12:04,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:05,245 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:05,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-12 00:12:05,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/data/ce9eec89e/c2b8ab7d37814cbba3f826c0d3c18373/FLAGb71eaab4f [2023-11-12 00:12:05,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/data/ce9eec89e/c2b8ab7d37814cbba3f826c0d3c18373 [2023-11-12 00:12:05,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:05,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:05,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:05,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:05,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:05,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9d5d4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05, skipping insertion in model container [2023-11-12 00:12:05,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:09,704 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422318,422331] [2023-11-12 00:12:09,710 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422487,422500] [2023-11-12 00:12:09,711 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422654,422667] [2023-11-12 00:12:09,711 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422822,422835] [2023-11-12 00:12:09,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:09,829 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:09,943 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"); [5269] [2023-11-12 00:12:09,945 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)); [5276] [2023-11-12 00:12:09,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5283] [2023-11-12 00:12:09,951 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)); [5324-5325] [2023-11-12 00:12:09,951 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"); [5330-5332] [2023-11-12 00:12:09,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5493] [2023-11-12 00:12:09,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5500] [2023-11-12 00:12:09,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5508] [2023-11-12 00:12:09,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5515] [2023-11-12 00:12:09,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5523] [2023-11-12 00:12:09,963 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)); [5643-5644] [2023-11-12 00:12:09,965 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)); [5677-5678] [2023-11-12 00:12:09,967 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)); [5714-5715] [2023-11-12 00:12:09,969 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)); [5751-5752] [2023-11-12 00:12:09,977 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)); [6010-6011] [2023-11-12 00:12:09,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6017] [2023-11-12 00:12:09,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6292] [2023-11-12 00:12:09,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6295] [2023-11-12 00:12:09,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6298] [2023-11-12 00:12:09,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6301] [2023-11-12 00:12:09,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6332] [2023-11-12 00:12:09,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6335] [2023-11-12 00:12:09,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6338] [2023-11-12 00:12:09,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6341] [2023-11-12 00:12:09,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6372] [2023-11-12 00:12:09,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6375] [2023-11-12 00:12:09,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6378] [2023-11-12 00:12:09,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6381] [2023-11-12 00:12:09,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6412] [2023-11-12 00:12:09,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6415] [2023-11-12 00:12:09,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6418] [2023-11-12 00:12:09,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6421] [2023-11-12 00:12:10,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7189] [2023-11-12 00:12:10,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7703] [2023-11-12 00:12:10,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7726] [2023-11-12 00:12:10,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7733] [2023-11-12 00:12:10,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7760] [2023-11-12 00:12:10,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8179] [2023-11-12 00:12:10,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9799] [2023-11-12 00:12:10,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9864] [2023-11-12 00:12:10,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9874] [2023-11-12 00:12:10,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9886] [2023-11-12 00:12:10,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9908] [2023-11-12 00:12:10,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10098] [2023-11-12 00:12:10,377 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422318,422331] [2023-11-12 00:12:10,378 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422487,422500] [2023-11-12 00:12:10,378 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422654,422667] [2023-11-12 00:12:10,379 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_e7936b6e-ac83-4901-b4db-4d223c908a9d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422822,422835] [2023-11-12 00:12:10,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:10,742 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:12:10,742 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:12:10,751 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:10,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10 WrapperNode [2023-11-12 00:12:10,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:10,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:10,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:10,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:10,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:10,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,245 INFO L138 Inliner]: procedures = 559, calls = 2977, calls flagged for inlining = 295, calls inlined = 261, statements flattened = 8758 [2023-11-12 00:12:11,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:11,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:11,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:11,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:11,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:11,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:11,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:11,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:11,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (1/1) ... [2023-11-12 00:12:11,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:11,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:11,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:11,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7936b6e-ac83-4901-b4db-4d223c908a9d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-12 00:12:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-12 00:12:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:12:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:12:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-12 00:12:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-12 00:12:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:12:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:12:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:12:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:12:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 00:12:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 00:12:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:12:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:12:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:12:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:12:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 00:12:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 00:12:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2023-11-12 00:12:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2023-11-12 00:12:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2023-11-12 00:12:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2023-11-12 00:12:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 00:12:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 00:12:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 00:12:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 00:12:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:12:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:12:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:12:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:12:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 00:12:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 00:12:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:12:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:12:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:12:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:12:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:12:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:12:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:12:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2023-11-12 00:12:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2023-11-12 00:12:11,901 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:12:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:12:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 00:12:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 00:12:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:12:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:12:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:12:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2023-11-12 00:12:11,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2023-11-12 00:12:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:12:11,903 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:12:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 00:12:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 00:12:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:12:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:12:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:12:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2023-11-12 00:12:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2023-11-12 00:12:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:12:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:12:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:12:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:12:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:12:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2023-11-12 00:12:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2023-11-12 00:12:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:12:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:12:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:12:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:12:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:12:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:12:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:12:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:12:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:12:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:12:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2023-11-12 00:12:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2023-11-12 00:12:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-12 00:12:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-12 00:12:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-12 00:12:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-12 00:12:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:12:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:12:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:12:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 00:12:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 00:12:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 00:12:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 00:12:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-12 00:12:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-12 00:12:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 00:12:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 00:12:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 00:12:11,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 00:12:11,916 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2023-11-12 00:12:11,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2023-11-12 00:12:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 00:12:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 00:12:11,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:12:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:12:11,922 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:12:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:12:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:12:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:12:11,923 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:12:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:12:11,929 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2023-11-12 00:12:11,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2023-11-12 00:12:11,929 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-12 00:12:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-12 00:12:11,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-12 00:12:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-12 00:12:11,930 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 00:12:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 00:12:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2023-11-12 00:12:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2023-11-12 00:12:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:12:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:12:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-12 00:12:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-12 00:12:11,932 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:12:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:12:11,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-12 00:12:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-12 00:12:11,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:12:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:12:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2023-11-12 00:12:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2023-11-12 00:12:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 00:12:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 00:12:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 00:12:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 00:12:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2023-11-12 00:12:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2023-11-12 00:12:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-12 00:12:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-12 00:12:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 00:12:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 00:12:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:12:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:12:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:12:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:12:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2023-11-12 00:12:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2023-11-12 00:12:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:12:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:12:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2023-11-12 00:12:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2023-11-12 00:12:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2023-11-12 00:12:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2023-11-12 00:12:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-12 00:12:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:12:11,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:12:11,938 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2023-11-12 00:12:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2023-11-12 00:12:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2023-11-12 00:12:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2023-11-12 00:12:11,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:12:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:12:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:12:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:12:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-12 00:12:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-12 00:12:11,940 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:12:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:12:11,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-12 00:12:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-12 00:12:11,942 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-12 00:12:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-12 00:12:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2023-11-12 00:12:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2023-11-12 00:12:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2023-11-12 00:12:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2023-11-12 00:12:11,943 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2023-11-12 00:12:11,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2023-11-12 00:12:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-12 00:12:11,944 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-12 00:12:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:12:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2023-11-12 00:12:11,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2023-11-12 00:12:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 00:12:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 00:12:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:12:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-12 00:12:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-12 00:12:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:12:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2023-11-12 00:12:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2023-11-12 00:12:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:12:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:12:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2023-11-12 00:12:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2023-11-12 00:12:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 00:12:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 00:12:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:12:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:12:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-12 00:12:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-12 00:12:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:12:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:12:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2023-11-12 00:12:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2023-11-12 00:12:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 00:12:11,949 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 00:12:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-12 00:12:11,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-12 00:12:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2023-11-12 00:12:11,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2023-11-12 00:12:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-12 00:12:11,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-12 00:12:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-12 00:12:11,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-12 00:12:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2023-11-12 00:12:11,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2023-11-12 00:12:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 00:12:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 00:12:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:12:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:12:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:12:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:12:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2023-11-12 00:12:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2023-11-12 00:12:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 00:12:11,957 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 00:12:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2023-11-12 00:12:11,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2023-11-12 00:12:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2023-11-12 00:12:11,958 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2023-11-12 00:12:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:12:11,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:12:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:12:11,960 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:12:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:12:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2023-11-12 00:12:11,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2023-11-12 00:12:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:12:11,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:12:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 00:12:11,961 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 00:12:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 00:12:11,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 00:12:11,961 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2023-11-12 00:12:11,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2023-11-12 00:12:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2023-11-12 00:12:11,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2023-11-12 00:12:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-12 00:12:11,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-12 00:12:11,962 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2023-11-12 00:12:11,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2023-11-12 00:12:11,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:12:11,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:12:11,963 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:12:11,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:12:11,963 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:12:11,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:12:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:12:11,964 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:12:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 00:12:11,964 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 00:12:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:12:11,964 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 00:12:11,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-12 00:12:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-12 00:12:11,965 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-12 00:12:11,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:12:11,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:12:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 00:12:11,966 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 00:12:13,053 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:13,062 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:13,416 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:12:24,466 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:12:24,752 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:29,161 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:29,161 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-12 00:12:29,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:29 BoogieIcfgContainer [2023-11-12 00:12:29,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:29,170 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:29,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:29,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:29,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:05" (1/3) ... [2023-11-12 00:12:29,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c8492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:29, skipping insertion in model container [2023-11-12 00:12:29,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:10" (2/3) ... [2023-11-12 00:12:29,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c8492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:29, skipping insertion in model container [2023-11-12 00:12:29,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:29" (3/3) ... [2023-11-12 00:12:29,177 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-12 00:12:29,198 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:29,198 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-12 00:12:29,299 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:29,306 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;@14d997c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:29,306 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-12 00:12:29,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 2244 states, 1352 states have (on average 1.319526627218935) internal successors, (1784), 1393 states have internal predecessors, (1784), 765 states have call successors, (765), 127 states have call predecessors, (765), 126 states have return successors, (757), 745 states have call predecessors, (757), 757 states have call successors, (757) [2023-11-12 00:12:29,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-12 00:12:29,365 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:29,366 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 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] [2023-11-12 00:12:29,367 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)] === [2023-11-12 00:12:29,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:29,373 INFO L85 PathProgramCache]: Analyzing trace with hash -629501538, now seen corresponding path program 1 times [2023-11-12 00:12:29,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:29,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894280432] [2023-11-12 00:12:29,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:29,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-12 00:12:30,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:12:30,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894280432] [2023-11-12 00:12:30,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894280432] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:30,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:30,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:12:30,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734287938] [2023-11-12 00:12:30,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:30,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:30,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:12:30,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:30,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:30,513 INFO L87 Difference]: Start difference. First operand has 2244 states, 1352 states have (on average 1.319526627218935) internal successors, (1784), 1393 states have internal predecessors, (1784), 765 states have call successors, (765), 127 states have call predecessors, (765), 126 states have return successors, (757), 745 states have call predecessors, (757), 757 states have call successors, (757) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-12 00:12:35,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:38,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:40,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:40,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:40,840 INFO L93 Difference]: Finished difference Result 6544 states and 9814 transitions. [2023-11-12 00:12:40,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:12:40,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 152 [2023-11-12 00:12:40,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:40,895 INFO L225 Difference]: With dead ends: 6544 [2023-11-12 00:12:40,896 INFO L226 Difference]: Without dead ends: 4315 [2023-11-12 00:12:40,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:40,921 INFO L413 NwaCegarLoop]: 2827 mSDtfsCounter, 3139 mSDsluCounter, 2748 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3139 SdHoareTripleChecker+Valid, 5575 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:40,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3139 Valid, 5575 Invalid, 959 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 949 Invalid, 3 Unknown, 0 Unchecked, 9.8s Time] [2023-11-12 00:12:40,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4315 states. [2023-11-12 00:12:41,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4315 to 4311. [2023-11-12 00:12:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4311 states, 2612 states have (on average 1.3158499234303216) internal successors, (3437), 2687 states have internal predecessors, (3437), 1448 states have call successors, (1448), 249 states have call predecessors, (1448), 248 states have return successors, (1444), 1421 states have call predecessors, (1444), 1444 states have call successors, (1444) [2023-11-12 00:12:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 4311 states and 6329 transitions. [2023-11-12 00:12:41,497 INFO L78 Accepts]: Start accepts. Automaton has 4311 states and 6329 transitions. Word has length 152 [2023-11-12 00:12:41,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:41,503 INFO L495 AbstractCegarLoop]: Abstraction has 4311 states and 6329 transitions. [2023-11-12 00:12:41,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-12 00:12:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 4311 states and 6329 transitions. [2023-11-12 00:12:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-12 00:12:41,519 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:41,520 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:41,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:12:41,521 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_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)] === [2023-11-12 00:12:41,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:41,522 INFO L85 PathProgramCache]: Analyzing trace with hash 999364002, now seen corresponding path program 1 times [2023-11-12 00:12:41,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:41,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654007517] [2023-11-12 00:12:41,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-12 00:12:42,159 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:12:42,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654007517] [2023-11-12 00:12:42,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654007517] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:42,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:42,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:12:42,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767076988] [2023-11-12 00:12:42,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:42,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:42,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:12:42,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:42,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:42,164 INFO L87 Difference]: Start difference. First operand 4311 states and 6329 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-12 00:12:47,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:50,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []