./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-calxeda-xgmac.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC --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 f0781735bf38d1c3fc92bdfb35c4f492919d5b3ef51c397a03981a69e2882b55 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:50:11,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:50:11,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:50:11,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:50:11,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:50:11,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:50:11,693 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:50:11,693 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:50:11,693 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:50:11,694 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:50:11,694 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:50:11,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:50:11,694 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:50:11,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:50:11,695 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:50:11,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:50:11,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:50:11,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:50:11,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:50:11,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:50:11,696 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:50:11,696 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:50:11,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:50:11,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:50:11,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:50:11,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:50:11,698 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:50:11,698 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:50:11,698 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:50:11,698 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:50:11,698 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC 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 -> f0781735bf38d1c3fc92bdfb35c4f492919d5b3ef51c397a03981a69e2882b55 [2024-11-23 23:50:12,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:50:12,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:50:12,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:50:12,109 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:50:12,110 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:50:12,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2024-11-23 23:50:15,664 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/data/eac638757/1b4fe156c3fb4b05b0a61381dc437795/FLAG7012d77fc [2024-11-23 23:50:16,540 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:50:16,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2024-11-23 23:50:16,610 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/data/eac638757/1b4fe156c3fb4b05b0a61381dc437795/FLAG7012d77fc [2024-11-23 23:50:16,628 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/data/eac638757/1b4fe156c3fb4b05b0a61381dc437795 [2024-11-23 23:50:16,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:50:16,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:50:16,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:50:16,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:50:16,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:50:16,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:50:16" (1/1) ... [2024-11-23 23:50:16,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea50c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:16, skipping insertion in model container [2024-11-23 23:50:16,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:50:16" (1/1) ... [2024-11-23 23:50:16,843 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:50:20,710 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358326,358339] [2024-11-23 23:50:20,717 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358495,358508] [2024-11-23 23:50:20,719 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358662,358675] [2024-11-23 23:50:20,719 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358830,358843] [2024-11-23 23:50:20,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:50:20,886 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:50:21,073 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"); [5127] [2024-11-23 23:50:21,075 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)); [5134] [2024-11-23 23:50:21,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5141] [2024-11-23 23:50:21,079 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)); [5182-5183] [2024-11-23 23:50:21,082 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"); [5188-5190] [2024-11-23 23:50:21,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5204] [2024-11-23 23:50:21,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5354] [2024-11-23 23:50:21,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [5362] [2024-11-23 23:50:21,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5369] [2024-11-23 23:50:21,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [5376] [2024-11-23 23:50:21,107 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)); [5497-5498] [2024-11-23 23:50:21,112 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)); [5531-5532] [2024-11-23 23:50:21,114 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" (79), "i" (12UL)); [5572-5573] [2024-11-23 23:50:21,116 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" (91), "i" (12UL)); [5601-5602] [2024-11-23 23:50:21,131 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)); [5920-5921] [2024-11-23 23:50:21,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5927] [2024-11-23 23:50:21,142 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6189] [2024-11-23 23:50:21,143 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6192] [2024-11-23 23:50:21,143 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6195] [2024-11-23 23:50:21,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6198] [2024-11-23 23:50:21,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6229] [2024-11-23 23:50:21,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6232] [2024-11-23 23:50:21,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6235] [2024-11-23 23:50:21,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6238] [2024-11-23 23:50:21,146 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6269] [2024-11-23 23:50:21,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6272] [2024-11-23 23:50:21,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6275] [2024-11-23 23:50:21,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6278] [2024-11-23 23:50:21,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6309] [2024-11-23 23:50:21,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6312] [2024-11-23 23:50:21,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6315] [2024-11-23 23:50:21,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6318] [2024-11-23 23:50:21,152 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6439] [2024-11-23 23:50:21,152 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6442] [2024-11-23 23:50:21,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6445] [2024-11-23 23:50:21,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6448] [2024-11-23 23:50:21,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6479] [2024-11-23 23:50:21,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6482] [2024-11-23 23:50:21,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6485] [2024-11-23 23:50:21,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6488] [2024-11-23 23:50:21,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6519] [2024-11-23 23:50:21,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6522] [2024-11-23 23:50:21,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6525] [2024-11-23 23:50:21,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6528] [2024-11-23 23:50:21,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6559] [2024-11-23 23:50:21,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6562] [2024-11-23 23:50:21,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6565] [2024-11-23 23:50:21,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6568] [2024-11-23 23:50:21,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7613] [2024-11-23 23:50:21,254 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7923] [2024-11-23 23:50:21,255 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7927] [2024-11-23 23:50:21,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7934] [2024-11-23 23:50:21,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358326,358339] [2024-11-23 23:50:21,518 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358495,358508] [2024-11-23 23:50:21,519 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358662,358675] [2024-11-23 23:50:21,520 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i[358830,358843] [2024-11-23 23:50:21,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:50:21,854 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:50:21,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21 WrapperNode [2024-11-23 23:50:21,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:50:21,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:50:21,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:50:21,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:50:21,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:22,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:22,395 INFO L138 Inliner]: procedures = 502, calls = 3084, calls flagged for inlining = 256, calls inlined = 229, statements flattened = 6696 [2024-11-23 23:50:22,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:50:22,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:50:22,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:50:22,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:50:22,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:22,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:22,449 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,298 INFO L175 MemorySlicer]: Split 1773 memory accesses to 16 slices as follows [6, 1, 6, 42, 6, 2, 1581, 6, 6, 1, 6, 2, 36, 6, 40, 26]. 89 percent of accesses are in the largest equivalence class. The 1107 initializations are split as follows [6, 0, 6, 0, 6, 0, 1032, 6, 6, 1, 6, 2, 36, 0, 0, 0]. The 307 writes are split as follows [0, 0, 0, 36, 0, 1, 243, 0, 0, 0, 0, 0, 0, 3, 0, 24]. [2024-11-23 23:50:24,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:50:24,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:50:24,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:50:24,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:50:24,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (1/1) ... [2024-11-23 23:50:24,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:50:24,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:50:24,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:50:24,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d37b1f52-3321-4b5b-aaad-0bef7b7e0046/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:50:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2024-11-23 23:50:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2024-11-23 23:50:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 23:50:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 23:50:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2024-11-23 23:50:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2024-11-23 23:50:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_addr [2024-11-23 23:50:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_addr [2024-11-23 23:50:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-23 23:50:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-23 23:50:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 23:50:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 23:50:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_interrupt [2024-11-23 23:50:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_interrupt [2024-11-23 23:50:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-23 23:50:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-23 23:50:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_rx_refill [2024-11-23 23:50:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_rx_refill [2024-11-23 23:50:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 23:50:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 23:50:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2024-11-23 23:50:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2024-11-23 23:50:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-23 23:50:24,943 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-23 23:50:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-23 23:50:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-23 23:50:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_poll_controller [2024-11-23 23:50:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_poll_controller [2024-11-23 23:50:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-23 23:50:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-23 23:50:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-23 23:50:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-23 23:50:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_mac_addr [2024-11-23 23:50:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_mac_addr [2024-11-23 23:50:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-23 23:50:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-23 23:50:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2024-11-23 23:50:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2024-11-23 23:50:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_tx_timeout [2024-11-23 23:50:24,946 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_tx_timeout [2024-11-23 23:50:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-23 23:50:24,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-23 23:50:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-23 23:50:24,946 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-23 23:50:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-23 23:50:24,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-23 23:50:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2024-11-23 23:50:24,947 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2024-11-23 23:50:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:50:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-23 23:50:24,947 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-23 23:50:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-23 23:50:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_addr_and_size [2024-11-23 23:50:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_addr_and_size [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 23:50:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-23 23:50:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_probe [2024-11-23 23:50:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_probe [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 23:50:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-23 23:50:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:50:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:50:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:50:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:50:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:50:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 23:50:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_buf_len [2024-11-23 23:50:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_buf_len [2024-11-23 23:50:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-23 23:50:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-23 23:50:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-23 23:50:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-23 23:50:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-23 23:50:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-23 23:50:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-23 23:50:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-23 23:50:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-23 23:50:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-23 23:50:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-23 23:50:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-23 23:50:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-23 23:50:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-23 23:50:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-23 23:50:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-23 23:50:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-23 23:50:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-23 23:50:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-23 23:50:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-23 23:50:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-23 23:50:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-23 23:50:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-23 23:50:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-23 23:50:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_suspend [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_suspend [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_open [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_open [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_buf_len [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_buf_len [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_pmt [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_pmt [2024-11-23 23:50:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-23 23:50:24,960 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 23:50:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_free_tx_skbufs [2024-11-23 23:50:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_free_tx_skbufs [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-23 23:50:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-23 23:50:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 23:50:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-23 23:50:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:50:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_mac_disable [2024-11-23 23:50:24,963 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_mac_disable [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 23:50:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 23:50:24,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 23:50:24,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 23:50:24,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 23:50:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 23:50:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 23:50:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 23:50:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 23:50:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 23:50:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 23:50:24,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 23:50:24,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure desc_init_tx_desc [2024-11-23 23:50:24,969 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_init_tx_desc [2024-11-23 23:50:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_size_call_parameter [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2024-11-23 23:50:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 23:50:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 23:50:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 23:50:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 23:50:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_mac_enable [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_mac_enable [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-23 23:50:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:50:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_stop [2024-11-23 23:50:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_stop [2024-11-23 23:50:24,974 INFO L130 BoogieDeclarations]: Found specification of procedure desc_set_tx_owner [2024-11-23 23:50:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_set_tx_owner [2024-11-23 23:50:24,974 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-23 23:50:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-23 23:50:24,975 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2024-11-23 23:50:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 23:50:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 23:50:24,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 23:50:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 23:50:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 23:50:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 23:50:24,980 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 23:50:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_flow_ctrl [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_flow_ctrl [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_resume [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_resume [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-23 23:50:24,981 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2024-11-23 23:50:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_tx_fs [2024-11-23 23:50:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_tx_fs [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-23 23:50:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_set_rx_mode [2024-11-23 23:50:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_set_rx_mode [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-23 23:50:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 23:50:24,982 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 23:50:24,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-23 23:50:24,983 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-23 23:50:24,983 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-23 23:50:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-23 23:50:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_remove [2024-11-23 23:50:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_remove [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:50:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:50:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:50:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:50:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 23:50:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_buf_addr [2024-11-23 23:50:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_buf_addr [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2024-11-23 23:50:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2024-11-23 23:50:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-23 23:50:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-23 23:50:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure desc_get_tx_ls [2024-11-23 23:50:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure desc_get_tx_ls [2024-11-23 23:50:26,316 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:50:26,320 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:50:27,194 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 23:50:40,459 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-23 23:50:41,977 INFO L? ?]: Removed 2783 outVars from TransFormulas that were not future-live. [2024-11-23 23:50:41,978 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:50:42,062 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:50:42,062 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-23 23:50:42,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:50:42 BoogieIcfgContainer [2024-11-23 23:50:42,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:50:42,065 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:50:42,065 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:50:42,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:50:42,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:50:16" (1/3) ... [2024-11-23 23:50:42,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:50:42, skipping insertion in model container [2024-11-23 23:50:42,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:50:21" (2/3) ... [2024-11-23 23:50:42,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:50:42, skipping insertion in model container [2024-11-23 23:50:42,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:50:42" (3/3) ... [2024-11-23 23:50:42,076 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2024-11-23 23:50:42,093 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:50:42,096 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i that has 151 procedures, 2515 locations, 1 initial locations, 48 loop locations, and 3 error locations. [2024-11-23 23:50:42,258 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:50:42,274 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;@27c8cc22, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:50:42,274 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-23 23:50:42,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 2382 states, 1704 states have (on average 1.2987089201877935) internal successors, (2213), 1734 states have internal predecessors, (2213), 555 states have call successors, (555), 121 states have call predecessors, (555), 120 states have return successors, (548), 543 states have call predecessors, (548), 548 states have call successors, (548) [2024-11-23 23:50:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-23 23:50:42,311 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:50:42,312 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:50:42,313 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:50:42,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:50:42,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1985464633, now seen corresponding path program 1 times [2024-11-23 23:50:42,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:50:42,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121871394] [2024-11-23 23:50:42,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:50:42,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:50:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:50:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-23 23:50:53,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:50:53,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121871394] [2024-11-23 23:50:53,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121871394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:50:53,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:50:53,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:50:53,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617503723] [2024-11-23 23:50:53,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:50:53,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:50:53,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:50:53,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:50:53,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:50:53,636 INFO L87 Difference]: Start difference. First operand has 2382 states, 1704 states have (on average 1.2987089201877935) internal successors, (2213), 1734 states have internal predecessors, (2213), 555 states have call successors, (555), 121 states have call predecessors, (555), 120 states have return successors, (548), 543 states have call predecessors, (548), 548 states have call successors, (548) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-23 23:50:57,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:50:58,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:50:58,423 INFO L93 Difference]: Finished difference Result 6908 states and 9750 transitions. [2024-11-23 23:50:58,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:50:58,426 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 167 [2024-11-23 23:50:58,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:50:58,506 INFO L225 Difference]: With dead ends: 6908 [2024-11-23 23:50:58,507 INFO L226 Difference]: Without dead ends: 4545 [2024-11-23 23:50:58,536 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 [2024-11-23 23:50:58,542 INFO L435 NwaCegarLoop]: 3202 mSDtfsCounter, 3073 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3073 SdHoareTripleChecker+Valid, 6342 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:50:58,545 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3073 Valid, 6342 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-23 23:50:58,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2024-11-23 23:50:58,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 4541. [2024-11-23 23:50:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4541 states, 3267 states have (on average 1.2614018977655341) internal successors, (4121), 3305 states have internal predecessors, (4121), 1038 states have call successors, (1038), 234 states have call predecessors, (1038), 233 states have return successors, (1035), 1025 states have call predecessors, (1035), 1035 states have call successors, (1035) [2024-11-23 23:50:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 4541 states and 6194 transitions. [2024-11-23 23:50:59,038 INFO L78 Accepts]: Start accepts. Automaton has 4541 states and 6194 transitions. Word has length 167 [2024-11-23 23:50:59,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:50:59,043 INFO L471 AbstractCegarLoop]: Abstraction has 4541 states and 6194 transitions. [2024-11-23 23:50:59,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-23 23:50:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 4541 states and 6194 transitions. [2024-11-23 23:50:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-23 23:50:59,054 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:50:59,055 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:50:59,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 23:50:59,056 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)] === [2024-11-23 23:50:59,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:50:59,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1233140890, now seen corresponding path program 1 times [2024-11-23 23:50:59,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:50:59,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714897020] [2024-11-23 23:50:59,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:50:59,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:51:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:51:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-23 23:51:07,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:51:07,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714897020] [2024-11-23 23:51:07,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714897020] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:51:07,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:51:07,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:51:07,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815950835] [2024-11-23 23:51:07,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:51:07,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:51:07,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:51:07,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:51:07,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:51:07,942 INFO L87 Difference]: Start difference. First operand 4541 states and 6194 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-23 23:51:12,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:51:13,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:51:13,051 INFO L93 Difference]: Finished difference Result 12637 states and 17240 transitions. [2024-11-23 23:51:13,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:51:13,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 182 [2024-11-23 23:51:13,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:51:13,127 INFO L225 Difference]: With dead ends: 12637 [2024-11-23 23:51:13,127 INFO L226 Difference]: Without dead ends: 8127 [2024-11-23 23:51:13,150 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 [2024-11-23 23:51:13,151 INFO L435 NwaCegarLoop]: 3175 mSDtfsCounter, 2485 mSDsluCounter, 3058 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2485 SdHoareTripleChecker+Valid, 6233 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:51:13,151 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2485 Valid, 6233 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 79 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-23 23:51:13,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8127 states. [2024-11-23 23:51:13,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8127 to 8092. [2024-11-23 23:51:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8092 states, 5817 states have (on average 1.259412068076328) internal successors, (7326), 5889 states have internal predecessors, (7326), 1823 states have call successors, (1823), 452 states have call predecessors, (1823), 449 states have return successors, (1888), 1790 states have call predecessors, (1888), 1820 states have call successors, (1888) [2024-11-23 23:51:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8092 states to 8092 states and 11037 transitions. [2024-11-23 23:51:13,675 INFO L78 Accepts]: Start accepts. Automaton has 8092 states and 11037 transitions. Word has length 182 [2024-11-23 23:51:13,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:51:13,676 INFO L471 AbstractCegarLoop]: Abstraction has 8092 states and 11037 transitions. [2024-11-23 23:51:13,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-23 23:51:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 8092 states and 11037 transitions. [2024-11-23 23:51:13,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-23 23:51:13,689 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:51:13,689 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:51:13,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:51:13,690 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)] === [2024-11-23 23:51:13,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:51:13,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1590444545, now seen corresponding path program 1 times [2024-11-23 23:51:13,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:51:13,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031147613] [2024-11-23 23:51:13,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:51:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:51:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:51:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-11-23 23:51:22,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:51:22,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031147613] [2024-11-23 23:51:22,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031147613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:51:22,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:51:22,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:51:22,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465075116] [2024-11-23 23:51:22,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:51:22,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:51:22,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:51:22,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:51:22,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:51:22,895 INFO L87 Difference]: Start difference. First operand 8092 states and 11037 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-23 23:51:27,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:51:28,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:51:28,932 INFO L93 Difference]: Finished difference Result 22538 states and 30643 transitions. [2024-11-23 23:51:28,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:51:28,936 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 197 [2024-11-23 23:51:28,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:51:29,109 INFO L225 Difference]: With dead ends: 22538 [2024-11-23 23:51:29,113 INFO L226 Difference]: Without dead ends: 14477 [2024-11-23 23:51:29,198 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 [2024-11-23 23:51:29,201 INFO L435 NwaCegarLoop]: 4697 mSDtfsCounter, 2570 mSDsluCounter, 3066 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2570 SdHoareTripleChecker+Valid, 7763 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:51:29,202 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2570 Valid, 7763 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-23 23:51:29,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14477 states. [2024-11-23 23:51:30,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14477 to 14438. [2024-11-23 23:51:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 10359 states have (on average 1.252051356308524) internal successors, (12970), 10491 states have internal predecessors, (12970), 3225 states have call successors, (3225), 856 states have call predecessors, (3225), 851 states have return successors, (3292), 3162 states have call predecessors, (3292), 3222 states have call successors, (3292) [2024-11-23 23:51:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 19487 transitions. [2024-11-23 23:51:30,395 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 19487 transitions. Word has length 197 [2024-11-23 23:51:30,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:51:30,397 INFO L471 AbstractCegarLoop]: Abstraction has 14438 states and 19487 transitions. [2024-11-23 23:51:30,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-23 23:51:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 19487 transitions. [2024-11-23 23:51:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-23 23:51:30,410 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:51:30,410 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 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] [2024-11-23 23:51:30,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:51:30,411 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:51:30,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:51:30,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1617923417, now seen corresponding path program 1 times [2024-11-23 23:51:30,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:51:30,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148375670] [2024-11-23 23:51:30,412 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:51:30,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:51:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:51:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2024-11-23 23:51:39,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:51:39,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148375670] [2024-11-23 23:51:39,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148375670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:51:39,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:51:39,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:51:39,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286254051] [2024-11-23 23:51:39,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:51:39,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:51:39,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:51:39,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:51:39,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:51:39,484 INFO L87 Difference]: Start difference. First operand 14438 states and 19487 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-23 23:51:43,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:51:44,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:51:44,348 INFO L93 Difference]: Finished difference Result 28911 states and 39000 transitions. [2024-11-23 23:51:44,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:51:44,349 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 219 [2024-11-23 23:51:44,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:51:44,542 INFO L225 Difference]: With dead ends: 28911 [2024-11-23 23:51:44,542 INFO L226 Difference]: Without dead ends: 21582 [2024-11-23 23:51:44,588 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 [2024-11-23 23:51:44,589 INFO L435 NwaCegarLoop]: 6220 mSDtfsCounter, 3072 mSDsluCounter, 3136 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3072 SdHoareTripleChecker+Valid, 9356 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:51:44,590 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3072 Valid, 9356 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-23 23:51:44,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21582 states. [2024-11-23 23:51:45,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21582 to 21560. [2024-11-23 23:51:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21560 states, 15479 states have (on average 1.2523418825505523) internal successors, (19385), 15672 states have internal predecessors, (19385), 4802 states have call successors, (4802), 1283 states have call predecessors, (4802), 1276 states have return successors, (4904), 4712 states have call predecessors, (4904), 4799 states have call successors, (4904) [2024-11-23 23:51:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21560 states to 21560 states and 29091 transitions. [2024-11-23 23:51:45,835 INFO L78 Accepts]: Start accepts. Automaton has 21560 states and 29091 transitions. Word has length 219 [2024-11-23 23:51:45,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:51:45,838 INFO L471 AbstractCegarLoop]: Abstraction has 21560 states and 29091 transitions. [2024-11-23 23:51:45,839 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-23 23:51:45,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21560 states and 29091 transitions. [2024-11-23 23:51:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-23 23:51:45,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:51:45,848 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 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] [2024-11-23 23:51:45,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:51:45,849 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:51:45,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:51:45,849 INFO L85 PathProgramCache]: Analyzing trace with hash 2040625243, now seen corresponding path program 1 times [2024-11-23 23:51:45,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:51:45,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398343175] [2024-11-23 23:51:45,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:51:45,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:51:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:51:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-11-23 23:51:55,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:51:55,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398343175] [2024-11-23 23:51:55,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398343175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:51:55,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:51:55,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:51:55,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157752775] [2024-11-23 23:51:55,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:51:55,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:51:55,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:51:55,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:51:55,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:51:55,809 INFO L87 Difference]: Start difference. First operand 21560 states and 29091 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 23:51:56,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:51:56,800 INFO L93 Difference]: Finished difference Result 21856 states and 29361 transitions. [2024-11-23 23:51:56,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:51:56,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 219 [2024-11-23 23:51:56,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:51:56,935 INFO L225 Difference]: With dead ends: 21856 [2024-11-23 23:51:56,935 INFO L226 Difference]: Without dead ends: 21854 [2024-11-23 23:51:56,951 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:51:56,952 INFO L435 NwaCegarLoop]: 3181 mSDtfsCounter, 3087 mSDsluCounter, 6395 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3088 SdHoareTripleChecker+Valid, 9576 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:51:56,953 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3088 Valid, 9576 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 23:51:56,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21854 states. [2024-11-23 23:51:58,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21854 to 21852. [2024-11-23 23:51:58,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21852 states, 15677 states have (on average 1.250494354787268) internal successors, (19604), 15882 states have internal predecessors, (19604), 4826 states have call successors, (4826), 1353 states have call predecessors, (4826), 1346 states have return successors, (4928), 4736 states have call predecessors, (4928), 4823 states have call successors, (4928) [2024-11-23 23:51:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21852 states to 21852 states and 29358 transitions. [2024-11-23 23:51:58,214 INFO L78 Accepts]: Start accepts. Automaton has 21852 states and 29358 transitions. Word has length 219 [2024-11-23 23:51:58,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:51:58,215 INFO L471 AbstractCegarLoop]: Abstraction has 21852 states and 29358 transitions. [2024-11-23 23:51:58,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 23:51:58,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21852 states and 29358 transitions. [2024-11-23 23:51:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-23 23:51:58,223 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:51:58,224 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 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] [2024-11-23 23:51:58,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:51:58,224 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:51:58,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:51:58,224 INFO L85 PathProgramCache]: Analyzing trace with hash -242128606, now seen corresponding path program 1 times [2024-11-23 23:51:58,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:51:58,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967504007] [2024-11-23 23:51:58,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:51:58,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:52:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:52:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-11-23 23:52:08,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:52:08,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967504007] [2024-11-23 23:52:08,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967504007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:52:08,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:52:08,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:52:08,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79527962] [2024-11-23 23:52:08,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:52:08,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:52:08,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:52:08,048 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:52:08,048 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:52:08,049 INFO L87 Difference]: Start difference. First operand 21852 states and 29358 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 23:52:09,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:52:09,224 INFO L93 Difference]: Finished difference Result 21858 states and 29363 transitions. [2024-11-23 23:52:09,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:52:09,225 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 224 [2024-11-23 23:52:09,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:52:09,366 INFO L225 Difference]: With dead ends: 21858 [2024-11-23 23:52:09,367 INFO L226 Difference]: Without dead ends: 21856 [2024-11-23 23:52:09,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:52:09,384 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3103 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:52:09,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3104 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:52:09,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21856 states. [2024-11-23 23:52:10,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21856 to 21856. [2024-11-23 23:52:10,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21856 states, 15680 states have (on average 1.2504464285714285) internal successors, (19607), 15885 states have internal predecessors, (19607), 4826 states have call successors, (4826), 1354 states have call predecessors, (4826), 1347 states have return successors, (4928), 4736 states have call predecessors, (4928), 4823 states have call successors, (4928) [2024-11-23 23:52:10,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21856 states to 21856 states and 29361 transitions. [2024-11-23 23:52:10,615 INFO L78 Accepts]: Start accepts. Automaton has 21856 states and 29361 transitions. Word has length 224 [2024-11-23 23:52:10,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:52:10,617 INFO L471 AbstractCegarLoop]: Abstraction has 21856 states and 29361 transitions. [2024-11-23 23:52:10,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 23:52:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 21856 states and 29361 transitions. [2024-11-23 23:52:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 23:52:10,628 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:52:10,629 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 13, 13, 13, 13, 13, 13, 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] [2024-11-23 23:52:10,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 23:52:10,629 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2024-11-23 23:52:10,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:52:10,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1204328528, now seen corresponding path program 1 times [2024-11-23 23:52:10,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:52:10,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300307858] [2024-11-23 23:52:10,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:52:10,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:52:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:52:20,591 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2024-11-23 23:52:20,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:52:20,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300307858] [2024-11-23 23:52:20,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300307858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:52:20,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:52:20,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:52:20,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744611668] [2024-11-23 23:52:20,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:52:20,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:52:20,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:52:20,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:52:20,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:52:20,595 INFO L87 Difference]: Start difference. First operand 21856 states and 29361 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-23 23:52:24,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:52:26,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:52:26,365 INFO L93 Difference]: Finished difference Result 48351 states and 65009 transitions. [2024-11-23 23:52:26,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:52:26,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 222 [2024-11-23 23:52:26,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:52:26,552 INFO L225 Difference]: With dead ends: 48351 [2024-11-23 23:52:26,552 INFO L226 Difference]: Without dead ends: 26526 [2024-11-23 23:52:26,640 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 [2024-11-23 23:52:26,642 INFO L435 NwaCegarLoop]: 5544 mSDtfsCounter, 3011 mSDsluCounter, 3108 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3011 SdHoareTripleChecker+Valid, 8652 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-23 23:52:26,643 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3011 Valid, 8652 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-23 23:52:26,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26526 states. [2024-11-23 23:52:28,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26526 to 26490. [2024-11-23 23:52:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26490 states, 19140 states have (on average 1.2516718913270637) internal successors, (23957), 19384 states have internal predecessors, (23957), 5726 states have call successors, (5726), 1628 states have call predecessors, (5726), 1621 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-23 23:52:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26490 states to 26490 states and 35542 transitions. [2024-11-23 23:52:28,279 INFO L78 Accepts]: Start accepts. Automaton has 26490 states and 35542 transitions. Word has length 222 [2024-11-23 23:52:28,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:52:28,280 INFO L471 AbstractCegarLoop]: Abstraction has 26490 states and 35542 transitions. [2024-11-23 23:52:28,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-23 23:52:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 26490 states and 35542 transitions. [2024-11-23 23:52:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-23 23:52:28,287 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:52:28,287 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 3, 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] [2024-11-23 23:52:28,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 23:52:28,288 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:52:28,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:52:28,288 INFO L85 PathProgramCache]: Analyzing trace with hash -171379589, now seen corresponding path program 1 times [2024-11-23 23:52:28,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:52:28,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833428858] [2024-11-23 23:52:28,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:52:28,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:52:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:52:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-11-23 23:52:37,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:52:37,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833428858] [2024-11-23 23:52:37,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833428858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:52:37,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:52:37,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:52:37,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820980054] [2024-11-23 23:52:37,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:52:37,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:52:37,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:52:37,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:52:37,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:52:37,710 INFO L87 Difference]: Start difference. First operand 26490 states and 35542 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 23:52:38,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:52:38,989 INFO L93 Difference]: Finished difference Result 26496 states and 35547 transitions. [2024-11-23 23:52:38,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:52:38,989 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 229 [2024-11-23 23:52:38,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:52:39,156 INFO L225 Difference]: With dead ends: 26496 [2024-11-23 23:52:39,157 INFO L226 Difference]: Without dead ends: 26494 [2024-11-23 23:52:39,175 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:52:39,176 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3102 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3103 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:52:39,177 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3103 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:52:39,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26494 states. [2024-11-23 23:52:40,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26494 to 26494. [2024-11-23 23:52:40,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26494 states, 19143 states have (on average 1.2516324505041008) internal successors, (23960), 19387 states have internal predecessors, (23960), 5726 states have call successors, (5726), 1629 states have call predecessors, (5726), 1622 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-23 23:52:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26494 states to 26494 states and 35545 transitions. [2024-11-23 23:52:40,596 INFO L78 Accepts]: Start accepts. Automaton has 26494 states and 35545 transitions. Word has length 229 [2024-11-23 23:52:40,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:52:40,597 INFO L471 AbstractCegarLoop]: Abstraction has 26494 states and 35545 transitions. [2024-11-23 23:52:40,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 23:52:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 26494 states and 35545 transitions. [2024-11-23 23:52:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-23 23:52:40,603 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:52:40,603 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 3, 3, 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] [2024-11-23 23:52:40,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 23:52:40,603 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:52:40,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:52:40,604 INFO L85 PathProgramCache]: Analyzing trace with hash -980635518, now seen corresponding path program 1 times [2024-11-23 23:52:40,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:52:40,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268332608] [2024-11-23 23:52:40,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:52:40,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:52:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:52:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2024-11-23 23:52:49,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:52:49,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268332608] [2024-11-23 23:52:49,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268332608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:52:49,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:52:49,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:52:49,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260559821] [2024-11-23 23:52:49,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:52:49,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:52:49,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:52:49,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:52:49,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:52:49,560 INFO L87 Difference]: Start difference. First operand 26494 states and 35545 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-23 23:52:50,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:52:50,843 INFO L93 Difference]: Finished difference Result 26500 states and 35550 transitions. [2024-11-23 23:52:50,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:52:50,843 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 234 [2024-11-23 23:52:50,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:52:50,992 INFO L225 Difference]: With dead ends: 26500 [2024-11-23 23:52:50,993 INFO L226 Difference]: Without dead ends: 26498 [2024-11-23 23:52:51,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:52:51,012 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3101 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:52:51,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:52:51,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26498 states. [2024-11-23 23:52:52,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26498 to 26498. [2024-11-23 23:52:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26498 states, 19146 states have (on average 1.2515930220411575) internal successors, (23963), 19390 states have internal predecessors, (23963), 5726 states have call successors, (5726), 1630 states have call predecessors, (5726), 1623 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-23 23:52:52,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26498 states to 26498 states and 35548 transitions. [2024-11-23 23:52:52,370 INFO L78 Accepts]: Start accepts. Automaton has 26498 states and 35548 transitions. Word has length 234 [2024-11-23 23:52:52,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:52:52,371 INFO L471 AbstractCegarLoop]: Abstraction has 26498 states and 35548 transitions. [2024-11-23 23:52:52,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-23 23:52:52,371 INFO L276 IsEmpty]: Start isEmpty. Operand 26498 states and 35548 transitions. [2024-11-23 23:52:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-23 23:52:52,378 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:52:52,378 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 5, 4, 4, 4, 4, 4, 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] [2024-11-23 23:52:52,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 23:52:52,379 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:52:52,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:52:52,380 INFO L85 PathProgramCache]: Analyzing trace with hash 852326555, now seen corresponding path program 1 times [2024-11-23 23:52:52,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:52:52,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749147986] [2024-11-23 23:52:52,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:52:52,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:53:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:53:01,595 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-23 23:53:01,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:53:01,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749147986] [2024-11-23 23:53:01,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749147986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:53:01,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:53:01,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:53:01,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964352297] [2024-11-23 23:53:01,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:53:01,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:53:01,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:53:01,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:53:01,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:53:01,601 INFO L87 Difference]: Start difference. First operand 26498 states and 35548 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-23 23:53:02,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:53:02,817 INFO L93 Difference]: Finished difference Result 26504 states and 35553 transitions. [2024-11-23 23:53:02,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:53:02,818 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 239 [2024-11-23 23:53:02,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:53:02,977 INFO L225 Difference]: With dead ends: 26504 [2024-11-23 23:53:02,977 INFO L226 Difference]: Without dead ends: 26502 [2024-11-23 23:53:02,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:53:02,999 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3100 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3101 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:53:02,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3101 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:53:03,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26502 states. [2024-11-23 23:53:04,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26502 to 26502. [2024-11-23 23:53:04,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26502 states, 19149 states have (on average 1.2515536059324246) internal successors, (23966), 19393 states have internal predecessors, (23966), 5726 states have call successors, (5726), 1631 states have call predecessors, (5726), 1624 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-23 23:53:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26502 states to 26502 states and 35551 transitions. [2024-11-23 23:53:04,674 INFO L78 Accepts]: Start accepts. Automaton has 26502 states and 35551 transitions. Word has length 239 [2024-11-23 23:53:04,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:53:04,675 INFO L471 AbstractCegarLoop]: Abstraction has 26502 states and 35551 transitions. [2024-11-23 23:53:04,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-23 23:53:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 26502 states and 35551 transitions. [2024-11-23 23:53:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-23 23:53:04,683 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:53:04,683 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 6, 6, 6, 6, 5, 5, 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] [2024-11-23 23:53:04,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 23:53:04,684 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:53:04,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:53:04,684 INFO L85 PathProgramCache]: Analyzing trace with hash 30143801, now seen corresponding path program 1 times [2024-11-23 23:53:04,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:53:04,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381136211] [2024-11-23 23:53:04,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:53:04,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:53:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:53:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2024-11-23 23:53:13,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:53:13,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381136211] [2024-11-23 23:53:13,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381136211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:53:13,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:53:13,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:53:13,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530061224] [2024-11-23 23:53:13,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:53:13,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:53:13,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:53:13,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:53:13,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:53:13,526 INFO L87 Difference]: Start difference. First operand 26502 states and 35551 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-23 23:53:14,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:53:14,759 INFO L93 Difference]: Finished difference Result 26508 states and 35556 transitions. [2024-11-23 23:53:14,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:53:14,759 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 262 [2024-11-23 23:53:14,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:53:14,898 INFO L225 Difference]: With dead ends: 26508 [2024-11-23 23:53:14,898 INFO L226 Difference]: Without dead ends: 26506 [2024-11-23 23:53:14,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:53:14,916 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3088 mSDsluCounter, 6306 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3089 SdHoareTripleChecker+Valid, 9468 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:53:14,917 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3089 Valid, 9468 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:53:14,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26506 states. [2024-11-23 23:53:16,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26506 to 26506. [2024-11-23 23:53:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26506 states, 19152 states have (on average 1.2515142021720969) internal successors, (23969), 19396 states have internal predecessors, (23969), 5726 states have call successors, (5726), 1632 states have call predecessors, (5726), 1625 states have return successors, (5859), 5623 states have call predecessors, (5859), 5723 states have call successors, (5859) [2024-11-23 23:53:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26506 states to 26506 states and 35554 transitions. [2024-11-23 23:53:16,221 INFO L78 Accepts]: Start accepts. Automaton has 26506 states and 35554 transitions. Word has length 262 [2024-11-23 23:53:16,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:53:16,222 INFO L471 AbstractCegarLoop]: Abstraction has 26506 states and 35554 transitions. [2024-11-23 23:53:16,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-23 23:53:16,222 INFO L276 IsEmpty]: Start isEmpty. Operand 26506 states and 35554 transitions. [2024-11-23 23:53:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-23 23:53:16,227 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:53:16,227 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 13, 13, 13, 13, 13, 13, 7, 6, 6, 6, 6, 6, 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, 1, 1] [2024-11-23 23:53:16,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 23:53:16,227 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 23:53:16,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:53:16,228 INFO L85 PathProgramCache]: Analyzing trace with hash 133807556, now seen corresponding path program 1 times [2024-11-23 23:53:16,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:53:16,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983416446] [2024-11-23 23:53:16,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:53:16,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms