./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu --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 d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:00,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:00,922 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:36:00,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:00,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:00,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:00,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:00,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:00,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:36:00,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:36:00,978 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:00,978 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:00,979 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:00,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:00,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:36:00,982 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:36:00,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:00,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:36:00,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:36:00,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:36:00,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:36:00,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:00,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:00,986 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:00,986 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:36:00,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:00,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:00,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:36:00,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:36:00,988 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:36:00,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:36:00,990 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:36:00,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:36:00,990 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:36:00,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:36:00,991 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:36:00,991 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 [2023-11-19 07:36:01,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:01,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:01,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:01,383 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:01,384 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:01,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2023-11-19 07:36:04,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:05,275 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:05,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2023-11-19 07:36:05,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/data/3080cf18f/71f7d27a9d4d4ca382503de24ece62fa/FLAG49f3661b1 [2023-11-19 07:36:05,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/data/3080cf18f/71f7d27a9d4d4ca382503de24ece62fa [2023-11-19 07:36:05,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:05,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:05,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:05,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:05,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:05,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:05" (1/1) ... [2023-11-19 07:36:05,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3266d3ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:05, skipping insertion in model container [2023-11-19 07:36:05,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:05" (1/1) ... [2023-11-19 07:36:05,601 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:08,620 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2023-11-19 07:36:08,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:08,839 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:09,001 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6090-6091] [2023-11-19 07:36:09,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6105] [2023-11-19 07:36:09,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6113] [2023-11-19 07:36:09,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [6122] [2023-11-19 07:36:09,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6170] [2023-11-19 07:36:09,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6173] [2023-11-19 07:36:09,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6176] [2023-11-19 07:36:09,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6179] [2023-11-19 07:36:09,010 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 *)"/work/vladimir/UFO/Work/test/inst/current/envs/linux-3.7.3/linux-3.7.3/arch/x86/include/asm/paravirt.h"), "i" (827), "i" (12UL)); [6211-6212] [2023-11-19 07:36:09,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6217-6219] [2023-11-19 07:36:09,017 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; incl %0": "+m" (v->counter)); [6239] [2023-11-19 07:36:09,017 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; decl %0": "+m" (v->counter)); [6246] [2023-11-19 07:36:09,019 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [6303] [2023-11-19 07:36:09,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6306] [2023-11-19 07:36:09,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6309] [2023-11-19 07:36:09,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6312] [2023-11-19 07:36:09,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6382] [2023-11-19 07:36:09,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6396] [2023-11-19 07:36:09,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6404] [2023-11-19 07:36:09,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6407] [2023-11-19 07:36:09,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6489] [2023-11-19 07:36:09,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6516] [2023-11-19 07:36:09,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6525] [2023-11-19 07:36:09,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6532] [2023-11-19 07:36:09,044 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)); [6692-6693] [2023-11-19 07:36:09,047 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)); [6721-6722] [2023-11-19 07:36:09,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7748] [2023-11-19 07:36:09,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7765] [2023-11-19 07:36:09,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7830] [2023-11-19 07:36:09,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7847] [2023-11-19 07:36:09,145 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (1627), "i" (12UL)); [8395-8396] [2023-11-19 07:36:09,147 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (1694), "i" (12UL)); [8461-8462] [2023-11-19 07:36:09,151 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (1703), "i" (12UL)); [8476-8477] [2023-11-19 07:36:09,153 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (1721), "i" (12UL)); [8497-8498] [2023-11-19 07:36:09,162 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (1851), "i" (12UL)); [8658-8659] [2023-11-19 07:36:09,163 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (1863), "i" (12UL)); [8677-8678] [2023-11-19 07:36:09,175 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (2061), "i" (12UL)); [8903-8904] [2023-11-19 07:36:09,177 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8926] [2023-11-19 07:36:09,313 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (3641), "i" (12UL)); [10260-10261] [2023-11-19 07:36:09,369 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (5080), "i" (12UL)); [11621-11622] [2023-11-19 07:36:09,374 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (5215), "i" (12UL)); [11761-11762] [2023-11-19 07:36:09,375 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (5216), "i" (12UL)); [11769-11770] [2023-11-19 07:36:09,389 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 *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/net/wireless/mwl8k.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c.prepared"), "i" (5411), "i" (12UL)); [11933-11934] [2023-11-19 07:36:09,423 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2023-11-19 07:36:09,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:09,645 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:09,645 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:09,653 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:09,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09 WrapperNode [2023-11-19 07:36:09,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:09,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:09,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:09,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:09,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:09,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,254 INFO L138 Inliner]: procedures = 415, calls = 3346, calls flagged for inlining = 192, calls inlined = 163, statements flattened = 7580 [2023-11-19 07:36:10,255 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:10,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:10,256 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:10,256 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:10,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:10,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:10,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:10,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:10,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:10,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:10,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:10,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:10,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f0aa69-34fb-4fdf-a7af-968cf390f127/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2023-11-19 07:36:10,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2023-11-19 07:36:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2023-11-19 07:36:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2023-11-19 07:36:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:36:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:36:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 07:36:10,918 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 07:36:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:36:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:36:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:36:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:36:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-19 07:36:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-19 07:36:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:36:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:36:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex [2023-11-19 07:36:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex [2023-11-19 07:36:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 07:36:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 07:36:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:36:10,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:36:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2023-11-19 07:36:10,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2023-11-19 07:36:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 07:36:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:36:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:36:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2023-11-19 07:36:10,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2023-11-19 07:36:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2023-11-19 07:36:10,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2023-11-19 07:36:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2023-11-19 07:36:10,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2023-11-19 07:36:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 07:36:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 07:36:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_init [2023-11-19 07:36:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_init [2023-11-19 07:36:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:36:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 07:36:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 07:36:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:36:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:36:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2023-11-19 07:36:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2023-11-19 07:36:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2023-11-19 07:36:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2023-11-19 07:36:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2023-11-19 07:36:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2023-11-19 07:36:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:36:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:36:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 07:36:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 07:36:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:36:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:36:10,929 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:36:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:36:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2023-11-19 07:36:10,930 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2023-11-19 07:36:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:36:10,931 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:36:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:36:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:36:10,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:36:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2023-11-19 07:36:10,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2023-11-19 07:36:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2023-11-19 07:36:10,932 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2023-11-19 07:36:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:36:10,932 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:36:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2023-11-19 07:36:10,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2023-11-19 07:36:10,933 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-19 07:36:10,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-19 07:36:10,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 07:36:10,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 07:36:10,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:36:10,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:36:10,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-11-19 07:36:10,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-11-19 07:36:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2023-11-19 07:36:10,936 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2023-11-19 07:36:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-11-19 07:36:10,936 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-11-19 07:36:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2023-11-19 07:36:10,936 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2023-11-19 07:36:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:36:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 07:36:10,937 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 07:36:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-19 07:36:10,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-19 07:36:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:36:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:36:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:36:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:36:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2023-11-19 07:36:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2023-11-19 07:36:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2023-11-19 07:36:10,940 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2023-11-19 07:36:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2023-11-19 07:36:10,941 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2023-11-19 07:36:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-19 07:36:10,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-19 07:36:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2023-11-19 07:36:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2023-11-19 07:36:10,942 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:36:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:36:10,942 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2023-11-19 07:36:10,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2023-11-19 07:36:10,943 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2023-11-19 07:36:10,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2023-11-19 07:36:10,946 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 07:36:10,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 07:36:10,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:10,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:10,947 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2023-11-19 07:36:10,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2023-11-19 07:36:10,948 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 07:36:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 07:36:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:36:10,954 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:36:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2023-11-19 07:36:10,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2023-11-19 07:36:10,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:36:10,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:36:10,955 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:36:10,955 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:36:10,955 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 07:36:10,955 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 07:36:10,956 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-19 07:36:10,956 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-19 07:36:10,956 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2023-11-19 07:36:10,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2023-11-19 07:36:10,956 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2023-11-19 07:36:10,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2023-11-19 07:36:10,956 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2023-11-19 07:36:10,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2023-11-19 07:36:10,957 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2023-11-19 07:36:10,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2023-11-19 07:36:10,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-11-19 07:36:10,957 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-11-19 07:36:10,957 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2023-11-19 07:36:10,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2023-11-19 07:36:10,957 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2023-11-19 07:36:10,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2023-11-19 07:36:10,958 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2023-11-19 07:36:10,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2023-11-19 07:36:10,958 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:36:10,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:36:10,958 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2023-11-19 07:36:10,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2023-11-19 07:36:10,958 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2023-11-19 07:36:10,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2023-11-19 07:36:10,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:36:10,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:36:10,959 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 07:36:10,959 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 07:36:10,959 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2023-11-19 07:36:10,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2023-11-19 07:36:10,960 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2023-11-19 07:36:10,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2023-11-19 07:36:10,960 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2023-11-19 07:36:10,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2023-11-19 07:36:10,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:36:10,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:36:10,961 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-19 07:36:10,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-19 07:36:10,961 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 07:36:10,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 07:36:10,961 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-19 07:36:10,961 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-19 07:36:10,962 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2023-11-19 07:36:10,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2023-11-19 07:36:10,962 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 07:36:10,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 07:36:10,962 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2023-11-19 07:36:10,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2023-11-19 07:36:10,962 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:36:10,963 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:36:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-19 07:36:10,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-19 07:36:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:36:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2023-11-19 07:36:10,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2023-11-19 07:36:10,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:36:10,966 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2023-11-19 07:36:10,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2023-11-19 07:36:10,966 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2023-11-19 07:36:10,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2023-11-19 07:36:10,967 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-19 07:36:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-19 07:36:10,967 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2023-11-19 07:36:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2023-11-19 07:36:10,967 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2023-11-19 07:36:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2023-11-19 07:36:10,967 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2023-11-19 07:36:10,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2023-11-19 07:36:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:36:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:36:10,968 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:36:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-19 07:36:10,968 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-19 07:36:10,968 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:36:10,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:36:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:36:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:36:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-19 07:36:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-19 07:36:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2023-11-19 07:36:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2023-11-19 07:36:10,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-19 07:36:10,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-19 07:36:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2023-11-19 07:36:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2023-11-19 07:36:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2023-11-19 07:36:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2023-11-19 07:36:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2023-11-19 07:36:10,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2023-11-19 07:36:10,970 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_process [2023-11-19 07:36:10,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_process [2023-11-19 07:36:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-19 07:36:10,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-19 07:36:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:36:10,971 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:36:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2023-11-19 07:36:10,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2023-11-19 07:36:10,971 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2023-11-19 07:36:10,972 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2023-11-19 07:36:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-19 07:36:10,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-19 07:36:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2023-11-19 07:36:10,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2023-11-19 07:36:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2023-11-19 07:36:10,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2023-11-19 07:36:10,972 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2023-11-19 07:36:10,973 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2023-11-19 07:36:10,973 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2023-11-19 07:36:10,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2023-11-19 07:36:10,978 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:36:10,978 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:36:10,978 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-19 07:36:10,978 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-19 07:36:10,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:36:10,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:36:10,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:36:10,979 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2023-11-19 07:36:10,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2023-11-19 07:36:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_refill [2023-11-19 07:36:10,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_refill [2023-11-19 07:36:10,980 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2023-11-19 07:36:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2023-11-19 07:36:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2023-11-19 07:36:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2023-11-19 07:36:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2023-11-19 07:36:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2023-11-19 07:36:10,981 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-19 07:36:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-19 07:36:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2023-11-19 07:36:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2023-11-19 07:36:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-19 07:36:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-19 07:36:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2023-11-19 07:36:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2023-11-19 07:36:10,982 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2023-11-19 07:36:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2023-11-19 07:36:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-19 07:36:10,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-19 07:36:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 07:36:10,983 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 07:36:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 07:36:10,983 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 07:36:10,983 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2023-11-19 07:36:10,983 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2023-11-19 07:36:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2023-11-19 07:36:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2023-11-19 07:36:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:36:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:36:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2023-11-19 07:36:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2023-11-19 07:36:10,984 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-19 07:36:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-19 07:36:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:36:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2023-11-19 07:36:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2023-11-19 07:36:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2023-11-19 07:36:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2023-11-19 07:36:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2023-11-19 07:36:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2023-11-19 07:36:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-19 07:36:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-19 07:36:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2023-11-19 07:36:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2023-11-19 07:36:12,086 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:12,091 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:33,395 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:33,432 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:33,433 INFO L302 CfgBuilder]: Removed 32 assume(true) statements. [2023-11-19 07:36:33,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:33 BoogieIcfgContainer [2023-11-19 07:36:33,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:33,456 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:33,456 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:33,459 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:33,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:05" (1/3) ... [2023-11-19 07:36:33,462 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288da8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:33, skipping insertion in model container [2023-11-19 07:36:33,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09" (2/3) ... [2023-11-19 07:36:33,463 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288da8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:33, skipping insertion in model container [2023-11-19 07:36:33,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:33" (3/3) ... [2023-11-19 07:36:33,464 INFO L112 eAbstractionObserver]: Analyzing ICFG main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2023-11-19 07:36:33,482 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:33,482 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:36:33,592 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:33,600 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@c3c6557, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:33,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:36:33,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 2916 states, 2112 states have (on average 1.4119318181818181) internal successors, (2982), 2175 states have internal predecessors, (2982), 665 states have call successors, (665), 137 states have call predecessors, (665), 137 states have return successors, (665), 653 states have call predecessors, (665), 665 states have call successors, (665) [2023-11-19 07:36:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 07:36:33,628 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:33,629 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:33,630 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:33,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:33,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1472782096, now seen corresponding path program 1 times [2023-11-19 07:36:33,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:33,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611282317] [2023-11-19 07:36:33,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:33,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:34,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:34,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611282317] [2023-11-19 07:36:34,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611282317] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:34,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:34,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:34,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695300927] [2023-11-19 07:36:34,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:34,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:34,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:34,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:34,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:34,436 INFO L87 Difference]: Start difference. First operand has 2916 states, 2112 states have (on average 1.4119318181818181) internal successors, (2982), 2175 states have internal predecessors, (2982), 665 states have call successors, (665), 137 states have call predecessors, (665), 137 states have return successors, (665), 653 states have call predecessors, (665), 665 states have call successors, (665) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:34,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:34,872 INFO L93 Difference]: Finished difference Result 5826 states and 8804 transitions. [2023-11-19 07:36:34,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:34,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-11-19 07:36:34,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:34,926 INFO L225 Difference]: With dead ends: 5826 [2023-11-19 07:36:34,927 INFO L226 Difference]: Without dead ends: 2896 [2023-11-19 07:36:34,955 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:34,959 INFO L413 NwaCegarLoop]: 4267 mSDtfsCounter, 4262 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4262 SdHoareTripleChecker+Valid, 4267 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:34,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4262 Valid, 4267 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:36:34,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2023-11-19 07:36:35,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2896. [2023-11-19 07:36:35,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2896 states, 2095 states have (on average 1.3918854415274462) internal successors, (2916), 2155 states have internal predecessors, (2916), 664 states have call successors, (664), 137 states have call predecessors, (664), 136 states have return successors, (658), 646 states have call predecessors, (658), 658 states have call successors, (658) [2023-11-19 07:36:35,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2896 states and 4238 transitions. [2023-11-19 07:36:35,236 INFO L78 Accepts]: Start accepts. Automaton has 2896 states and 4238 transitions. Word has length 9 [2023-11-19 07:36:35,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:35,237 INFO L495 AbstractCegarLoop]: Abstraction has 2896 states and 4238 transitions. [2023-11-19 07:36:35,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 4238 transitions. [2023-11-19 07:36:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 07:36:35,240 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:35,240 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:35,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:36:35,240 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:35,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:35,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1589739293, now seen corresponding path program 1 times [2023-11-19 07:36:35,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:35,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610635891] [2023-11-19 07:36:35,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:35,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:35,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:35,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610635891] [2023-11-19 07:36:35,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610635891] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:35,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:35,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:35,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89388031] [2023-11-19 07:36:35,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:35,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:35,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:35,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:35,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:35,584 INFO L87 Difference]: Start difference. First operand 2896 states and 4238 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:36,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:36,196 INFO L93 Difference]: Finished difference Result 8596 states and 12932 transitions. [2023-11-19 07:36:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:36,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2023-11-19 07:36:36,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:36,275 INFO L225 Difference]: With dead ends: 8596 [2023-11-19 07:36:36,276 INFO L226 Difference]: Without dead ends: 5703 [2023-11-19 07:36:36,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:36,305 INFO L413 NwaCegarLoop]: 4269 mSDtfsCounter, 4217 mSDsluCounter, 4277 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4217 SdHoareTripleChecker+Valid, 8546 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:36,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4217 Valid, 8546 Invalid, 18 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:36:36,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2023-11-19 07:36:36,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5700. [2023-11-19 07:36:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5700 states, 4132 states have (on average 1.3923039690222652) internal successors, (5753), 4245 states have internal predecessors, (5753), 1298 states have call successors, (1298), 271 states have call predecessors, (1298), 269 states have return successors, (1472), 1267 states have call predecessors, (1472), 1291 states have call successors, (1472) [2023-11-19 07:36:36,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5700 states to 5700 states and 8523 transitions. [2023-11-19 07:36:36,782 INFO L78 Accepts]: Start accepts. Automaton has 5700 states and 8523 transitions. Word has length 10 [2023-11-19 07:36:36,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:36,782 INFO L495 AbstractCegarLoop]: Abstraction has 5700 states and 8523 transitions. [2023-11-19 07:36:36,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 5700 states and 8523 transitions. [2023-11-19 07:36:36,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 07:36:36,784 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:36,784 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:36,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:36:36,785 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:36,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:36,785 INFO L85 PathProgramCache]: Analyzing trace with hash -2038616973, now seen corresponding path program 1 times [2023-11-19 07:36:36,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:36,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592033482] [2023-11-19 07:36:36,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:36,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:37,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:37,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:37,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592033482] [2023-11-19 07:36:37,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592033482] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:37,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:37,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:37,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943347772] [2023-11-19 07:36:37,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:37,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:37,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:37,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:37,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:37,041 INFO L87 Difference]: Start difference. First operand 5700 states and 8523 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:37,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:37,334 INFO L93 Difference]: Finished difference Result 5702 states and 8524 transitions. [2023-11-19 07:36:37,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:37,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-19 07:36:37,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:37,386 INFO L225 Difference]: With dead ends: 5702 [2023-11-19 07:36:37,387 INFO L226 Difference]: Without dead ends: 5699 [2023-11-19 07:36:37,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:37,393 INFO L413 NwaCegarLoop]: 4235 mSDtfsCounter, 4228 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4228 SdHoareTripleChecker+Valid, 4235 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:37,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4228 Valid, 4235 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:37,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5699 states. [2023-11-19 07:36:37,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5699 to 5699. [2023-11-19 07:36:37,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5699 states, 4132 states have (on average 1.3920619554695064) internal successors, (5752), 4244 states have internal predecessors, (5752), 1297 states have call successors, (1297), 271 states have call predecessors, (1297), 269 states have return successors, (1472), 1267 states have call predecessors, (1472), 1291 states have call successors, (1472) [2023-11-19 07:36:37,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 5699 states and 8521 transitions. [2023-11-19 07:36:37,967 INFO L78 Accepts]: Start accepts. Automaton has 5699 states and 8521 transitions. Word has length 11 [2023-11-19 07:36:37,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:37,967 INFO L495 AbstractCegarLoop]: Abstraction has 5699 states and 8521 transitions. [2023-11-19 07:36:37,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:37,968 INFO L276 IsEmpty]: Start isEmpty. Operand 5699 states and 8521 transitions. [2023-11-19 07:36:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 07:36:37,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:37,970 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:37,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:36:37,970 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:37,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:37,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1226048998, now seen corresponding path program 1 times [2023-11-19 07:36:37,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:37,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663323034] [2023-11-19 07:36:37,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:37,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:38,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:38,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663323034] [2023-11-19 07:36:38,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663323034] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:38,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:38,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:38,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54717081] [2023-11-19 07:36:38,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:38,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:38,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:38,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:38,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:38,274 INFO L87 Difference]: Start difference. First operand 5699 states and 8521 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:38,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:38,604 INFO L93 Difference]: Finished difference Result 5701 states and 8522 transitions. [2023-11-19 07:36:38,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:38,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-11-19 07:36:38,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:38,662 INFO L225 Difference]: With dead ends: 5701 [2023-11-19 07:36:38,662 INFO L226 Difference]: Without dead ends: 5698 [2023-11-19 07:36:38,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:38,676 INFO L413 NwaCegarLoop]: 4233 mSDtfsCounter, 4225 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4225 SdHoareTripleChecker+Valid, 4233 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:38,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4225 Valid, 4233 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:36:38,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5698 states. [2023-11-19 07:36:39,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5698 to 5698. [2023-11-19 07:36:39,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5698 states, 4132 states have (on average 1.3918199419167474) internal successors, (5751), 4243 states have internal predecessors, (5751), 1296 states have call successors, (1296), 271 states have call predecessors, (1296), 269 states have return successors, (1472), 1267 states have call predecessors, (1472), 1291 states have call successors, (1472) [2023-11-19 07:36:39,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5698 states to 5698 states and 8519 transitions. [2023-11-19 07:36:39,116 INFO L78 Accepts]: Start accepts. Automaton has 5698 states and 8519 transitions. Word has length 12 [2023-11-19 07:36:39,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:39,117 INFO L495 AbstractCegarLoop]: Abstraction has 5698 states and 8519 transitions. [2023-11-19 07:36:39,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 5698 states and 8519 transitions. [2023-11-19 07:36:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 07:36:39,119 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:39,119 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:39,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:36:39,119 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:39,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:39,120 INFO L85 PathProgramCache]: Analyzing trace with hash -648516138, now seen corresponding path program 1 times [2023-11-19 07:36:39,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:39,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210128092] [2023-11-19 07:36:39,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:39,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:39,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:39,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:39,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210128092] [2023-11-19 07:36:39,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210128092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:39,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:39,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:39,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168421585] [2023-11-19 07:36:39,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:39,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:39,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:39,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:39,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:39,379 INFO L87 Difference]: Start difference. First operand 5698 states and 8519 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:39,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:39,723 INFO L93 Difference]: Finished difference Result 5700 states and 8520 transitions. [2023-11-19 07:36:39,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:39,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-11-19 07:36:39,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:39,797 INFO L225 Difference]: With dead ends: 5700 [2023-11-19 07:36:39,797 INFO L226 Difference]: Without dead ends: 5691 [2023-11-19 07:36:39,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:39,803 INFO L413 NwaCegarLoop]: 4232 mSDtfsCounter, 4222 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4222 SdHoareTripleChecker+Valid, 4232 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:39,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4222 Valid, 4232 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:39,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5691 states. [2023-11-19 07:36:40,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5691 to 5691. [2023-11-19 07:36:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5691 states, 4126 states have (on average 1.3916626272418808) internal successors, (5742), 4236 states have internal predecessors, (5742), 1295 states have call successors, (1295), 271 states have call predecessors, (1295), 269 states have return successors, (1472), 1267 states have call predecessors, (1472), 1291 states have call successors, (1472) [2023-11-19 07:36:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 5691 states and 8509 transitions. [2023-11-19 07:36:40,251 INFO L78 Accepts]: Start accepts. Automaton has 5691 states and 8509 transitions. Word has length 13 [2023-11-19 07:36:40,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:40,252 INFO L495 AbstractCegarLoop]: Abstraction has 5691 states and 8509 transitions. [2023-11-19 07:36:40,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:36:40,252 INFO L276 IsEmpty]: Start isEmpty. Operand 5691 states and 8509 transitions. [2023-11-19 07:36:40,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 07:36:40,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:40,268 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:40,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:36:40,269 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:40,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:40,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1867730819, now seen corresponding path program 1 times [2023-11-19 07:36:40,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:40,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960217468] [2023-11-19 07:36:40,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:40,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-19 07:36:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:40,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 07:36:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:40,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:40,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:40,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:40,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960217468] [2023-11-19 07:36:40,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960217468] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:40,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:40,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:36:40,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316217859] [2023-11-19 07:36:40,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:40,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:36:40,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:40,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:36:40,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:36:40,618 INFO L87 Difference]: Start difference. First operand 5691 states and 8509 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-19 07:36:45,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []