./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.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 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 58d15a5feb7af6647b099d75992dc6c7c20191bdb135a07030e94ab68f234062 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 20:16:30,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 20:16:30,380 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 20:16:30,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 20:16:30,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 20:16:30,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 20:16:30,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 20:16:30,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 20:16:30,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 20:16:30,412 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 20:16:30,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 20:16:30,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 20:16:30,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 20:16:30,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 20:16:30,414 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 20:16:30,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 20:16:30,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 20:16:30,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 20:16:30,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 20:16:30,415 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:16:30,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:16:30,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 20:16:30,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:16:30,416 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:16:30,416 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:16:30,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:16:30,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 20:16:30,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 20:16:30,417 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58d15a5feb7af6647b099d75992dc6c7c20191bdb135a07030e94ab68f234062 [2025-01-09 20:16:30,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 20:16:30,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 20:16:30,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 20:16:30,637 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 20:16:30,637 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 20:16:30,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2025-01-09 20:16:31,827 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/efe106553/3ba9a57e69d8432fb815b03e8fb7dceb/FLAG6645c6dcf [2025-01-09 20:16:32,360 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 20:16:32,361 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2025-01-09 20:16:32,410 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/efe106553/3ba9a57e69d8432fb815b03e8fb7dceb/FLAG6645c6dcf [2025-01-09 20:16:32,426 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/efe106553/3ba9a57e69d8432fb815b03e8fb7dceb [2025-01-09 20:16:32,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 20:16:32,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 20:16:32,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 20:16:32,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 20:16:32,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 20:16:32,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:16:32" (1/1) ... [2025-01-09 20:16:32,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d66ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:32, skipping insertion in model container [2025-01-09 20:16:32,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:16:32" (1/1) ... [2025-01-09 20:16:32,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 20:16:35,694 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2025-01-09 20:16:35,697 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2025-01-09 20:16:35,698 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2025-01-09 20:16:35,698 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2025-01-09 20:16:35,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:16:35,785 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 20:16:35,890 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] [2025-01-09 20:16:35,892 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] [2025-01-09 20:16:35,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5345] [2025-01-09 20:16:35,895 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] [2025-01-09 20:16:35,895 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] [2025-01-09 20:16:35,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5602] [2025-01-09 20:16:35,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5616] [2025-01-09 20:16:35,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5624] [2025-01-09 20:16:35,902 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] [2025-01-09 20:16:35,905 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] [2025-01-09 20:16:35,906 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] [2025-01-09 20:16:35,907 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] [2025-01-09 20:16:35,913 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] [2025-01-09 20:16:35,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6178] [2025-01-09 20:16:35,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6420] [2025-01-09 20:16:35,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6423] [2025-01-09 20:16:35,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6426] [2025-01-09 20:16:35,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6429] [2025-01-09 20:16:35,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6460] [2025-01-09 20:16:35,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6463] [2025-01-09 20:16:35,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6466] [2025-01-09 20:16:35,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6469] [2025-01-09 20:16:35,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6500] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6503] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6506] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6509] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6540] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6543] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6546] [2025-01-09 20:16:35,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6549] [2025-01-09 20:16:35,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6993] [2025-01-09 20:16:35,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7407] [2025-01-09 20:16:35,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8080] [2025-01-09 20:16:35,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8099] [2025-01-09 20:16:35,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8112] [2025-01-09 20:16:35,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8117] [2025-01-09 20:16:35,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8130] [2025-01-09 20:16:35,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8142] [2025-01-09 20:16:35,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8668] [2025-01-09 20:16:35,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8670] [2025-01-09 20:16:35,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8717] [2025-01-09 20:16:36,097 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2025-01-09 20:16:36,098 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2025-01-09 20:16:36,098 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2025-01-09 20:16:36,098 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2025-01-09 20:16:36,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:16:36,339 INFO L204 MainTranslator]: Completed translation [2025-01-09 20:16:36,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36 WrapperNode [2025-01-09 20:16:36,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 20:16:36,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 20:16:36,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 20:16:36,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 20:16:36,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:36,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:36,645 INFO L138 Inliner]: procedures = 559, calls = 3409, calls flagged for inlining = 292, calls inlined = 254, statements flattened = 7001 [2025-01-09 20:16:36,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 20:16:36,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 20:16:36,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 20:16:36,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 20:16:36,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:36,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:36,694 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:37,793 INFO L175 MemorySlicer]: Split 1805 memory accesses to 23 slices as follows [1, 51, 11, 10, 42, 53, 981, 562, 3, 4, 5, 8, 2, 40, 2, 5, 7, 2, 5, 2, 6, 1, 2]. 54 percent of accesses are in the largest equivalence class. The 1040 initializations are split as follows [0, 0, 11, 8, 0, 0, 981, 6, 1, 4, 5, 8, 0, 0, 0, 0, 7, 0, 0, 0, 6, 1, 2]. The 405 writes are split as follows [0, 51, 0, 0, 36, 42, 0, 268, 0, 0, 0, 0, 1, 0, 1, 2, 0, 1, 2, 1, 0, 0, 0]. [2025-01-09 20:16:37,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:37,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:37,921 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:37,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:37,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:38,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:38,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:38,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 20:16:38,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 20:16:38,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 20:16:38,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 20:16:38,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (1/1) ... [2025-01-09 20:16:38,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:16:38,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 20:16:38,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 20:16:38,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 20:16:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 20:16:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 20:16:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 20:16:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 20:16:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 20:16:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 20:16:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 20:16:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 20:16:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 20:16:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_80 [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_80 [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-01-09 20:16:38,188 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-01-09 20:16:38,188 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 20:16:38,189 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 20:16:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_62 [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_62 [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2025-01-09 20:16:38,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2025-01-09 20:16:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2025-01-09 20:16:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 20:16:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-01-09 20:16:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-01-09 20:16:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2025-01-09 20:16:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 20:16:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 20:16:38,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 20:16:38,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2025-01-09 20:16:38,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 20:16:38,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2025-01-09 20:16:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2025-01-09 20:16:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 20:16:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 20:16:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 20:16:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 20:16:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rhine_private [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rhine_private [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_68 [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_68 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rhine_private [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rhine_private [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-01-09 20:16:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 20:16:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-01-09 20:16:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-01-09 20:16:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 20:16:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 20:16:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 20:16:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2025-01-09 20:16:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-01-09 20:16:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 20:16:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 20:16:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-01-09 20:16:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 20:16:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_79 [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_79 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 20:16:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 20:16:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 20:16:38,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2025-01-09 20:16:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2025-01-09 20:16:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-01-09 20:16:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-01-09 20:16:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_63 [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_63 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_67 [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_67 [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2025-01-09 20:16:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-01-09 20:16:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-01-09 20:16:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 20:16:38,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2025-01-09 20:16:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2025-01-09 20:16:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2025-01-09 20:16:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 20:16:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 20:16:38,949 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 20:16:38,951 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 20:16:38,968 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 20:16:53,720 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 20:16:54,898 INFO L? ?]: Removed 2878 outVars from TransFormulas that were not future-live. [2025-01-09 20:16:54,898 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 20:16:54,964 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 20:16:54,964 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2025-01-09 20:16:54,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:16:54 BoogieIcfgContainer [2025-01-09 20:16:54,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 20:16:54,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 20:16:54,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 20:16:54,971 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 20:16:54,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:16:32" (1/3) ... [2025-01-09 20:16:54,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@598309d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:16:54, skipping insertion in model container [2025-01-09 20:16:54,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:16:36" (2/3) ... [2025-01-09 20:16:54,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@598309d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:16:54, skipping insertion in model container [2025-01-09 20:16:54,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:16:54" (3/3) ... [2025-01-09 20:16:54,974 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2025-01-09 20:16:54,986 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 20:16:54,991 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i that has 158 procedures, 2683 locations, 1 initial locations, 23 loop locations, and 3 error locations. [2025-01-09 20:16:55,099 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 20:16:55,107 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c5eec6f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 20:16:55,108 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 20:16:55,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 2597 states, 1823 states have (on average 1.312671420735052) internal successors, (2393), 1871 states have internal predecessors, (2393), 637 states have call successors, (637), 136 states have call predecessors, (637), 135 states have return successors, (628), 617 states have call predecessors, (628), 628 states have call successors, (628) [2025-01-09 20:16:55,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-01-09 20:16:55,137 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:16:55,138 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:16:55,138 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:16:55,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:16:55,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1701228224, now seen corresponding path program 1 times [2025-01-09 20:16:55,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:16:55,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21140693] [2025-01-09 20:16:55,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:16:55,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:17:01,545 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 20:17:01,952 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 20:17:01,953 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:17:01,953 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:17:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-01-09 20:17:02,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:17:02,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21140693] [2025-01-09 20:17:02,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21140693] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:17:02,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:17:02,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:17:02,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124221901] [2025-01-09 20:17:02,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:17:02,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:17:02,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:17:02,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:17:02,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:17:02,928 INFO L87 Difference]: Start difference. First operand has 2597 states, 1823 states have (on average 1.312671420735052) internal successors, (2393), 1871 states have internal predecessors, (2393), 637 states have call successors, (637), 136 states have call predecessors, (637), 135 states have return successors, (628), 617 states have call predecessors, (628), 628 states have call successors, (628) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2025-01-09 20:17:07,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:17:08,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:17:08,207 INFO L93 Difference]: Finished difference Result 7548 states and 10854 transitions. [2025-01-09 20:17:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:17:08,210 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 184 [2025-01-09 20:17:08,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:17:08,271 INFO L225 Difference]: With dead ends: 7548 [2025-01-09 20:17:08,272 INFO L226 Difference]: Without dead ends: 4971 [2025-01-09 20:17:08,295 INFO L434 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 [2025-01-09 20:17:08,299 INFO L435 NwaCegarLoop]: 3588 mSDtfsCounter, 3416 mSDsluCounter, 3499 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3416 SdHoareTripleChecker+Valid, 7087 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-01-09 20:17:08,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3416 Valid, 7087 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-01-09 20:17:08,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4971 states. [2025-01-09 20:17:08,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4971 to 4967. [2025-01-09 20:17:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4967 states, 3505 states have (on average 1.2918687589158344) internal successors, (4528), 3590 states have internal predecessors, (4528), 1195 states have call successors, (1195), 265 states have call predecessors, (1195), 264 states have return successors, (1191), 1169 states have call predecessors, (1191), 1191 states have call successors, (1191) [2025-01-09 20:17:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 4967 states and 6914 transitions. [2025-01-09 20:17:08,648 INFO L78 Accepts]: Start accepts. Automaton has 4967 states and 6914 transitions. Word has length 184 [2025-01-09 20:17:08,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:17:08,652 INFO L471 AbstractCegarLoop]: Abstraction has 4967 states and 6914 transitions. [2025-01-09 20:17:08,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2025-01-09 20:17:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 4967 states and 6914 transitions. [2025-01-09 20:17:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2025-01-09 20:17:08,662 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:17:08,663 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:17:08,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 20:17:08,663 INFO L396 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)] === [2025-01-09 20:17:08,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:17:08,664 INFO L85 PathProgramCache]: Analyzing trace with hash 772855122, now seen corresponding path program 1 times [2025-01-09 20:17:08,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:17:08,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179794027] [2025-01-09 20:17:08,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:17:08,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:17:14,768 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 191 statements into 1 equivalence classes. [2025-01-09 20:17:14,895 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 191 of 191 statements. [2025-01-09 20:17:14,895 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:17:14,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:17:15,319 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-01-09 20:17:15,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:17:15,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179794027] [2025-01-09 20:17:15,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179794027] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:17:15,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:17:15,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:17:15,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309066934] [2025-01-09 20:17:15,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:17:15,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:17:15,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:17:15,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:17:15,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:17:15,323 INFO L87 Difference]: Start difference. First operand 4967 states and 6914 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2025-01-09 20:17:19,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:17:20,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:17:20,942 INFO L93 Difference]: Finished difference Result 13983 states and 19444 transitions. [2025-01-09 20:17:20,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:17:20,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) Word has length 191 [2025-01-09 20:17:20,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:17:21,008 INFO L225 Difference]: With dead ends: 13983 [2025-01-09 20:17:21,008 INFO L226 Difference]: Without dead ends: 9049 [2025-01-09 20:17:21,030 INFO L434 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 [2025-01-09 20:17:21,031 INFO L435 NwaCegarLoop]: 3565 mSDtfsCounter, 2905 mSDsluCounter, 3451 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2905 SdHoareTripleChecker+Valid, 7016 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-01-09 20:17:21,032 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2905 Valid, 7016 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-01-09 20:17:21,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9049 states. [2025-01-09 20:17:21,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9049 to 9020. [2025-01-09 20:17:21,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9020 states, 6341 states have (on average 1.2915943857435737) internal successors, (8190), 6503 states have internal predecessors, (8190), 2171 states have call successors, (2171), 508 states have call predecessors, (2171), 505 states have return successors, (2169), 2116 states have call predecessors, (2169), 2167 states have call successors, (2169) [2025-01-09 20:17:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9020 states to 9020 states and 12530 transitions. [2025-01-09 20:17:21,576 INFO L78 Accepts]: Start accepts. Automaton has 9020 states and 12530 transitions. Word has length 191 [2025-01-09 20:17:21,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:17:21,578 INFO L471 AbstractCegarLoop]: Abstraction has 9020 states and 12530 transitions. [2025-01-09 20:17:21,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2025-01-09 20:17:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 9020 states and 12530 transitions. [2025-01-09 20:17:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-01-09 20:17:21,595 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:17:21,596 INFO L218 NwaCegarLoop]: trace histogram [15, 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, 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] [2025-01-09 20:17:21,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 20:17:21,596 INFO L396 AbstractCegarLoop]: === Iteration 3 === 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)] === [2025-01-09 20:17:21,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:17:21,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1313708251, now seen corresponding path program 1 times [2025-01-09 20:17:21,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:17:21,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712835233] [2025-01-09 20:17:21,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:17:21,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:17:27,933 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-01-09 20:17:28,063 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-01-09 20:17:28,063 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:17:28,063 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:17:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2025-01-09 20:17:28,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:17:28,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712835233] [2025-01-09 20:17:28,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712835233] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:17:28,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:17:28,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:17:28,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500023320] [2025-01-09 20:17:28,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:17:28,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:17:28,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:17:28,668 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:17:28,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:17:28,670 INFO L87 Difference]: Start difference. First operand 9020 states and 12530 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 20:17:32,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:17:34,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:17:34,187 INFO L93 Difference]: Finished difference Result 19072 states and 26433 transitions. [2025-01-09 20:17:34,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:17:34,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 210 [2025-01-09 20:17:34,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:17:34,251 INFO L225 Difference]: With dead ends: 19072 [2025-01-09 20:17:34,251 INFO L226 Difference]: Without dead ends: 10085 [2025-01-09 20:17:34,291 INFO L434 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 [2025-01-09 20:17:34,293 INFO L435 NwaCegarLoop]: 4243 mSDtfsCounter, 2942 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2942 SdHoareTripleChecker+Valid, 7723 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-01-09 20:17:34,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2942 Valid, 7723 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-01-09 20:17:34,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10085 states. [2025-01-09 20:17:34,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10085 to 10058. [2025-01-09 20:17:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10058 states, 7039 states have (on average 1.2844153999147607) internal successors, (9041), 7223 states have internal predecessors, (9041), 2414 states have call successors, (2414), 607 states have call predecessors, (2414), 602 states have return successors, (2412), 2344 states have call predecessors, (2412), 2410 states have call successors, (2412) [2025-01-09 20:17:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10058 states to 10058 states and 13867 transitions. [2025-01-09 20:17:34,617 INFO L78 Accepts]: Start accepts. Automaton has 10058 states and 13867 transitions. Word has length 210 [2025-01-09 20:17:34,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:17:34,618 INFO L471 AbstractCegarLoop]: Abstraction has 10058 states and 13867 transitions. [2025-01-09 20:17:34,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 20:17:34,618 INFO L276 IsEmpty]: Start isEmpty. Operand 10058 states and 13867 transitions. [2025-01-09 20:17:34,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-01-09 20:17:34,623 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:17:34,623 INFO L218 NwaCegarLoop]: trace histogram [15, 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, 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] [2025-01-09 20:17:34,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 20:17:34,623 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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)] === [2025-01-09 20:17:34,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:17:34,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1980010616, now seen corresponding path program 1 times [2025-01-09 20:17:34,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:17:34,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140368129] [2025-01-09 20:17:34,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:17:34,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:17:40,230 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-01-09 20:17:40,332 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-01-09 20:17:40,332 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:17:40,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:17:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2025-01-09 20:17:40,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:17:40,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140368129] [2025-01-09 20:17:40,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140368129] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:17:40,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:17:40,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:17:40,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930700344] [2025-01-09 20:17:40,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:17:40,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:17:40,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:17:40,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:17:40,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:17:40,870 INFO L87 Difference]: Start difference. First operand 10058 states and 13867 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 20:17:44,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:17:46,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:17:46,981 INFO L93 Difference]: Finished difference Result 28505 states and 39303 transitions. [2025-01-09 20:17:46,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:17:46,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 215 [2025-01-09 20:17:46,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:17:47,082 INFO L225 Difference]: With dead ends: 28505 [2025-01-09 20:17:47,082 INFO L226 Difference]: Without dead ends: 18480 [2025-01-09 20:17:47,121 INFO L434 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 [2025-01-09 20:17:47,121 INFO L435 NwaCegarLoop]: 4406 mSDtfsCounter, 3066 mSDsluCounter, 3454 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3066 SdHoareTripleChecker+Valid, 7860 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2025-01-09 20:17:47,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3066 Valid, 7860 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2025-01-09 20:17:47,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18480 states. [2025-01-09 20:17:47,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18480 to 18445. [2025-01-09 20:17:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18445 states, 12877 states have (on average 1.2801894851285238) internal successors, (16485), 13208 states have internal predecessors, (16485), 4406 states have call successors, (4406), 1167 states have call predecessors, (4406), 1159 states have return successors, (4404), 4278 states have call predecessors, (4404), 4402 states have call successors, (4404) [2025-01-09 20:17:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18445 states to 18445 states and 25295 transitions. [2025-01-09 20:17:47,656 INFO L78 Accepts]: Start accepts. Automaton has 18445 states and 25295 transitions. Word has length 215 [2025-01-09 20:17:47,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:17:47,657 INFO L471 AbstractCegarLoop]: Abstraction has 18445 states and 25295 transitions. [2025-01-09 20:17:47,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-01-09 20:17:47,658 INFO L276 IsEmpty]: Start isEmpty. Operand 18445 states and 25295 transitions. [2025-01-09 20:17:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2025-01-09 20:17:47,664 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:17:47,665 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:17:47,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 20:17:47,665 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2025-01-09 20:17:47,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:17:47,666 INFO L85 PathProgramCache]: Analyzing trace with hash 394140759, now seen corresponding path program 1 times [2025-01-09 20:17:47,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:17:47,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022813302] [2025-01-09 20:17:47,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:17:47,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:17:53,306 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 240 statements into 1 equivalence classes. [2025-01-09 20:17:53,408 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 240 of 240 statements. [2025-01-09 20:17:53,408 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:17:53,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:17:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2025-01-09 20:17:53,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:17:53,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022813302] [2025-01-09 20:17:53,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022813302] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:17:53,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:17:53,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:17:53,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906495671] [2025-01-09 20:17:53,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:17:53,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:17:53,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:17:53,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:17:53,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:17:53,941 INFO L87 Difference]: Start difference. First operand 18445 states and 25295 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22)