./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 cf1a7837 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_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/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_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl --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-cf1a783 [2023-11-12 02:28:24,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:28:24,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:28:24,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:28:24,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:28:24,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:28:24,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:28:24,433 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:28:24,434 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:28:24,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:28:24,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:28:24,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:28:24,437 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:28:24,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:28:24,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:28:24,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:28:24,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:28:24,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:28:24,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:28:24,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:28:24,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:28:24,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:28:24,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:28:24,454 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:28:24,454 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:28:24,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:28:24,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:28:24,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:28:24,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:28:24,459 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:28:24,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:28:24,460 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:28:24,460 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:28:24,461 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:28:24,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:28:24,462 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:28:24,462 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_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d88fd9ed443c9e913942e0f91257791e63e9fb5c07749ca0560c8eff1bad8360 [2023-11-12 02:28:24,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:28:24,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:28:24,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:28:24,835 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:28:24,836 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:28:24,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2023-11-12 02:28:27,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:28:28,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:28:28,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2023-11-12 02:28:28,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/data/8a4be3d40/8c53559eba1f4c0fb974fec9cbd9f710/FLAG82fbabccf [2023-11-12 02:28:28,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/data/8a4be3d40/8c53559eba1f4c0fb974fec9cbd9f710 [2023-11-12 02:28:28,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:28:28,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:28:28,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:28:28,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:28:28,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:28:28,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:28:28" (1/1) ... [2023-11-12 02:28:28,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a3e89f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:28, skipping insertion in model container [2023-11-12 02:28:28,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:28:28" (1/1) ... [2023-11-12 02:28:29,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:28:32,416 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_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2023-11-12 02:28:32,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:28:32,717 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:28:32,867 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] [2023-11-12 02:28:32,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6105] [2023-11-12 02:28:32,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6113] [2023-11-12 02:28:32,871 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] [2023-11-12 02:28:32,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6170] [2023-11-12 02:28:32,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6173] [2023-11-12 02:28:32,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6176] [2023-11-12 02:28:32,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6179] [2023-11-12 02:28:32,875 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] [2023-11-12 02:28:32,876 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] [2023-11-12 02:28:32,882 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] [2023-11-12 02:28:32,883 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] [2023-11-12 02:28:32,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [6303] [2023-11-12 02:28:32,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6306] [2023-11-12 02:28:32,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6309] [2023-11-12 02:28:32,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [6312] [2023-11-12 02:28:32,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6382] [2023-11-12 02:28:32,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6396] [2023-11-12 02:28:32,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6404] [2023-11-12 02:28:32,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6407] [2023-11-12 02:28:32,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6489] [2023-11-12 02:28:32,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6516] [2023-11-12 02:28:32,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6525] [2023-11-12 02:28:32,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6532] [2023-11-12 02:28:32,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6692-6693] [2023-11-12 02:28:32,909 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] [2023-11-12 02:28:32,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7748] [2023-11-12 02:28:32,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7765] [2023-11-12 02:28:32,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7830] [2023-11-12 02:28:32,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7847] [2023-11-12 02:28:33,004 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] [2023-11-12 02:28:33,007 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] [2023-11-12 02:28:33,009 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] [2023-11-12 02:28:33,010 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/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] [2023-11-12 02:28:33,070 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] [2023-11-12 02:28:33,071 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] [2023-11-12 02:28:33,085 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] [2023-11-12 02:28:33,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8926] [2023-11-12 02:28:33,167 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] [2023-11-12 02:28:33,231 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] [2023-11-12 02:28:33,237 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] [2023-11-12 02:28:33,238 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] [2023-11-12 02:28:33,254 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] [2023-11-12 02:28:33,294 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_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i[369202,369215] [2023-11-12 02:28:33,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:28:33,494 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:28:33,494 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:28:33,503 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:28:33,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33 WrapperNode [2023-11-12 02:28:33,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:28:33,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:28:33,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:28:33,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:28:33,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:33,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:33,907 INFO L138 Inliner]: procedures = 415, calls = 3346, calls flagged for inlining = 192, calls inlined = 163, statements flattened = 7580 [2023-11-12 02:28:33,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:28:33,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:28:33,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:28:33,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:28:33,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:33,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:33,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:33,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:34,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:34,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:34,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:34,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:34,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:28:34,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:28:34,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:28:34,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:28:34,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (1/1) ... [2023-11-12 02:28:34,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:28:34,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:28:34,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:28:34,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f019548a-5118-4ade-a4f0-ee7cf3a7ca00/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:28:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2023-11-12 02:28:34,565 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2023-11-12 02:28:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2023-11-12 02:28:34,565 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2023-11-12 02:28:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 02:28:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 02:28:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-12 02:28:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-12 02:28:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:28:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:28:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 02:28:34,566 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 02:28:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-12 02:28:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-12 02:28:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 02:28:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 02:28:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex [2023-11-12 02:28:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex [2023-11-12 02:28:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-12 02:28:34,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-12 02:28:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 02:28:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 02:28:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2023-11-12 02:28:34,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2023-11-12 02:28:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 02:28:34,573 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-12 02:28:34,573 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-12 02:28:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2023-11-12 02:28:34,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2023-11-12 02:28:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2023-11-12 02:28:34,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2023-11-12 02:28:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2023-11-12 02:28:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2023-11-12 02:28:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 02:28:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 02:28:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_init [2023-11-12 02:28:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_init [2023-11-12 02:28:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:28:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-12 02:28:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-12 02:28:34,576 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:28:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:28:34,577 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2023-11-12 02:28:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2023-11-12 02:28:34,577 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2023-11-12 02:28:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2023-11-12 02:28:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2023-11-12 02:28:34,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2023-11-12 02:28:34,578 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 02:28:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 02:28:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-12 02:28:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-12 02:28:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:28:34,579 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 02:28:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 02:28:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:28:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2023-11-12 02:28:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2023-11-12 02:28:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-12 02:28:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-12 02:28:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:28:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 02:28:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 02:28:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2023-11-12 02:28:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2023-11-12 02:28:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2023-11-12 02:28:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2023-11-12 02:28:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:28:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:28:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2023-11-12 02:28:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2023-11-12 02:28:34,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 02:28:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 02:28:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 02:28:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 02:28:34,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 02:28:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 02:28:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-11-12 02:28:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-11-12 02:28:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2023-11-12 02:28:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2023-11-12 02:28:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-11-12 02:28:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-11-12 02:28:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2023-11-12 02:28:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2023-11-12 02:28:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:28:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-12 02:28:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-12 02:28:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:28:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-12 02:28:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-12 02:28:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:28:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:28:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:28:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 02:28:34,589 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2023-11-12 02:28:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2023-11-12 02:28:34,589 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2023-11-12 02:28:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2023-11-12 02:28:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2023-11-12 02:28:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2023-11-12 02:28:34,591 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-12 02:28:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-12 02:28:34,591 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2023-11-12 02:28:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2023-11-12 02:28:34,591 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:28:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:28:34,591 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2023-11-12 02:28:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2023-11-12 02:28:34,593 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2023-11-12 02:28:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2023-11-12 02:28:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-12 02:28:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-12 02:28:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:28:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:28:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2023-11-12 02:28:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2023-11-12 02:28:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-12 02:28:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-12 02:28:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 02:28:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 02:28:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2023-11-12 02:28:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2023-11-12 02:28:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:28:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:28:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-12 02:28:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-12 02:28:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 02:28:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 02:28:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-12 02:28:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-12 02:28:34,608 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2023-11-12 02:28:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2023-11-12 02:28:34,608 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2023-11-12 02:28:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2023-11-12 02:28:34,608 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2023-11-12 02:28:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2023-11-12 02:28:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2023-11-12 02:28:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2023-11-12 02:28:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-11-12 02:28:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-11-12 02:28:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2023-11-12 02:28:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2023-11-12 02:28:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2023-11-12 02:28:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2023-11-12 02:28:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2023-11-12 02:28:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2023-11-12 02:28:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:28:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:28:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2023-11-12 02:28:34,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2023-11-12 02:28:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2023-11-12 02:28:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2023-11-12 02:28:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:28:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:28:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 02:28:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 02:28:34,611 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2023-11-12 02:28:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2023-11-12 02:28:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2023-11-12 02:28:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2023-11-12 02:28:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2023-11-12 02:28:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2023-11-12 02:28:34,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:28:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:28:34,613 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-12 02:28:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-12 02:28:34,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-12 02:28:34,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-12 02:28:34,613 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-12 02:28:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-12 02:28:34,614 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2023-11-12 02:28:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2023-11-12 02:28:34,614 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-12 02:28:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-12 02:28:34,614 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2023-11-12 02:28:34,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2023-11-12 02:28:34,615 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-12 02:28:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-12 02:28:34,615 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-12 02:28:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-12 02:28:34,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:28:34,615 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2023-11-12 02:28:34,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2023-11-12 02:28:34,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:28:34,616 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2023-11-12 02:28:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2023-11-12 02:28:34,616 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2023-11-12 02:28:34,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2023-11-12 02:28:34,616 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-12 02:28:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-12 02:28:34,617 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2023-11-12 02:28:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2023-11-12 02:28:34,617 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2023-11-12 02:28:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2023-11-12 02:28:34,617 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2023-11-12 02:28:34,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2023-11-12 02:28:34,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:28:34,618 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:28:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:28:34,618 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-12 02:28:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-12 02:28:34,618 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 02:28:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 02:28:34,619 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 02:28:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 02:28:34,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-12 02:28:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-12 02:28:34,619 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2023-11-12 02:28:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2023-11-12 02:28:34,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-12 02:28:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-12 02:28:34,620 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2023-11-12 02:28:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2023-11-12 02:28:34,620 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2023-11-12 02:28:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2023-11-12 02:28:34,620 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2023-11-12 02:28:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2023-11-12 02:28:34,621 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_process [2023-11-12 02:28:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_process [2023-11-12 02:28:34,621 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-12 02:28:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-12 02:28:34,621 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 02:28:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 02:28:34,621 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2023-11-12 02:28:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2023-11-12 02:28:34,622 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2023-11-12 02:28:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2023-11-12 02:28:34,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-12 02:28:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-12 02:28:34,622 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2023-11-12 02:28:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2023-11-12 02:28:34,623 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2023-11-12 02:28:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2023-11-12 02:28:34,623 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2023-11-12 02:28:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2023-11-12 02:28:34,623 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2023-11-12 02:28:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2023-11-12 02:28:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:28:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:28:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-12 02:28:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-12 02:28:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:28:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:28:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:28:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2023-11-12 02:28:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2023-11-12 02:28:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_8366_ap_refill [2023-11-12 02:28:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_8366_ap_refill [2023-11-12 02:28:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2023-11-12 02:28:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2023-11-12 02:28:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2023-11-12 02:28:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2023-11-12 02:28:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2023-11-12 02:28:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2023-11-12 02:28:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-12 02:28:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-12 02:28:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2023-11-12 02:28:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2023-11-12 02:28:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-12 02:28:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-12 02:28:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2023-11-12 02:28:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2023-11-12 02:28:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2023-11-12 02:28:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2023-11-12 02:28:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-12 02:28:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-12 02:28:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 02:28:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 02:28:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-12 02:28:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-12 02:28:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2023-11-12 02:28:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2023-11-12 02:28:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2023-11-12 02:28:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2023-11-12 02:28:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 02:28:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 02:28:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2023-11-12 02:28:34,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2023-11-12 02:28:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-12 02:28:34,637 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-12 02:28:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:28:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2023-11-12 02:28:34,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2023-11-12 02:28:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2023-11-12 02:28:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2023-11-12 02:28:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2023-11-12 02:28:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2023-11-12 02:28:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-12 02:28:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-12 02:28:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2023-11-12 02:28:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2023-11-12 02:28:35,918 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:28:35,924 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:28:53,667 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:28:53,702 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:28:53,702 INFO L302 CfgBuilder]: Removed 32 assume(true) statements. [2023-11-12 02:28:53,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:28:53 BoogieIcfgContainer [2023-11-12 02:28:53,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:28:53,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:28:53,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:28:53,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:28:53,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:28:28" (1/3) ... [2023-11-12 02:28:53,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a62a7e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:28:53, skipping insertion in model container [2023-11-12 02:28:53,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:33" (2/3) ... [2023-11-12 02:28:53,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a62a7e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:28:53, skipping insertion in model container [2023-11-12 02:28:53,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:28:53" (3/3) ... [2023-11-12 02:28:53,722 INFO L112 eAbstractionObserver]: Analyzing ICFG main0_drivers-net-wireless-mwl8k-ko---32_7a--linux-3.7.3.i [2023-11-12 02:28:53,741 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:28:53,742 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:28:53,865 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:28:53,872 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;@21b3ac6e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:28:53,873 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:28:53,891 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) [2023-11-12 02:28:53,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 02:28:53,898 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:53,899 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:53,900 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:53,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:53,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1472782096, now seen corresponding path program 1 times [2023-11-12 02:28:53,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:28:53,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411851795] [2023-11-12 02:28:53,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:53,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:28:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:28:54,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:28:54,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411851795] [2023-11-12 02:28:54,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411851795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:28:54,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:28:54,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:28:54,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230534907] [2023-11-12 02:28:54,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:28:54,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:28:54,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:28:54,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:28:54,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:54,647 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) [2023-11-12 02:28:55,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:55,168 INFO L93 Difference]: Finished difference Result 5826 states and 8804 transitions. [2023-11-12 02:28:55,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:28:55,170 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 [2023-11-12 02:28:55,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:55,221 INFO L225 Difference]: With dead ends: 5826 [2023-11-12 02:28:55,221 INFO L226 Difference]: Without dead ends: 2896 [2023-11-12 02:28:55,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:55,257 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, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:28:55,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4262 Valid, 4267 Invalid, 2 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:28:55,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2023-11-12 02:28:55,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2896. [2023-11-12 02:28:55,536 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) [2023-11-12 02:28:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2896 states and 4238 transitions. [2023-11-12 02:28:55,580 INFO L78 Accepts]: Start accepts. Automaton has 2896 states and 4238 transitions. Word has length 9 [2023-11-12 02:28:55,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:28:55,581 INFO L495 AbstractCegarLoop]: Abstraction has 2896 states and 4238 transitions. [2023-11-12 02:28:55,581 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) [2023-11-12 02:28:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 4238 transitions. [2023-11-12 02:28:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 02:28:55,583 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:55,583 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:55,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:28:55,584 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:55,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:55,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1589739293, now seen corresponding path program 1 times [2023-11-12 02:28:55,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:28:55,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024387555] [2023-11-12 02:28:55,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:55,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:28:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:28:55,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:28:55,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024387555] [2023-11-12 02:28:55,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024387555] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:28:55,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:28:55,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:28:55,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545129673] [2023-11-12 02:28:55,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:28:55,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:28:55,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:28:55,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:28:55,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:55,848 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) [2023-11-12 02:28:56,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:56,471 INFO L93 Difference]: Finished difference Result 8596 states and 12932 transitions. [2023-11-12 02:28:56,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:28:56,471 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 [2023-11-12 02:28:56,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:56,532 INFO L225 Difference]: With dead ends: 8596 [2023-11-12 02:28:56,532 INFO L226 Difference]: Without dead ends: 5703 [2023-11-12 02:28:56,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:56,560 INFO L413 NwaCegarLoop]: 4273 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, 8550 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 [2023-11-12 02:28:56,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4217 Valid, 8550 Invalid, 18 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:28:56,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2023-11-12 02:28:56,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5700. [2023-11-12 02:28:56,910 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) [2023-11-12 02:28:56,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5700 states to 5700 states and 8523 transitions. [2023-11-12 02:28:56,969 INFO L78 Accepts]: Start accepts. Automaton has 5700 states and 8523 transitions. Word has length 10 [2023-11-12 02:28:56,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:28:56,969 INFO L495 AbstractCegarLoop]: Abstraction has 5700 states and 8523 transitions. [2023-11-12 02:28:56,970 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) [2023-11-12 02:28:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 5700 states and 8523 transitions. [2023-11-12 02:28:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 02:28:56,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:56,971 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:56,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:28:56,972 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:56,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:56,982 INFO L85 PathProgramCache]: Analyzing trace with hash -2038616973, now seen corresponding path program 1 times [2023-11-12 02:28:56,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:28:56,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099864570] [2023-11-12 02:28:56,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:56,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:28:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:28:57,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:28:57,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099864570] [2023-11-12 02:28:57,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099864570] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:28:57,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:28:57,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:28:57,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031704473] [2023-11-12 02:28:57,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:28:57,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:28:57,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:28:57,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:28:57,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:57,187 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) [2023-11-12 02:28:57,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:57,482 INFO L93 Difference]: Finished difference Result 5702 states and 8524 transitions. [2023-11-12 02:28:57,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:28:57,483 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 [2023-11-12 02:28:57,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:57,535 INFO L225 Difference]: With dead ends: 5702 [2023-11-12 02:28:57,535 INFO L226 Difference]: Without dead ends: 5699 [2023-11-12 02:28:57,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:57,542 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 [2023-11-12 02:28:57,543 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] [2023-11-12 02:28:57,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5699 states. [2023-11-12 02:28:58,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5699 to 5699. [2023-11-12 02:28:58,065 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) [2023-11-12 02:28:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 5699 states and 8521 transitions. [2023-11-12 02:28:58,119 INFO L78 Accepts]: Start accepts. Automaton has 5699 states and 8521 transitions. Word has length 11 [2023-11-12 02:28:58,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:28:58,120 INFO L495 AbstractCegarLoop]: Abstraction has 5699 states and 8521 transitions. [2023-11-12 02:28:58,120 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) [2023-11-12 02:28:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 5699 states and 8521 transitions. [2023-11-12 02:28:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 02:28:58,121 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:58,121 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:58,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 02:28:58,122 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:58,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:58,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1226048998, now seen corresponding path program 1 times [2023-11-12 02:28:58,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:28:58,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231943469] [2023-11-12 02:28:58,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:58,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:28:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:28:58,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:28:58,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231943469] [2023-11-12 02:28:58,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231943469] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:28:58,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:28:58,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:28:58,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019626820] [2023-11-12 02:28:58,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:28:58,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:28:58,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:28:58,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:28:58,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:58,359 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) [2023-11-12 02:28:58,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:58,715 INFO L93 Difference]: Finished difference Result 5701 states and 8522 transitions. [2023-11-12 02:28:58,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:28:58,716 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 [2023-11-12 02:28:58,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:58,775 INFO L225 Difference]: With dead ends: 5701 [2023-11-12 02:28:58,775 INFO L226 Difference]: Without dead ends: 5698 [2023-11-12 02:28:58,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:58,791 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 [2023-11-12 02:28:58,792 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] [2023-11-12 02:28:58,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5698 states. [2023-11-12 02:28:59,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5698 to 5698. [2023-11-12 02:28:59,256 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) [2023-11-12 02:28:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5698 states to 5698 states and 8519 transitions. [2023-11-12 02:28:59,308 INFO L78 Accepts]: Start accepts. Automaton has 5698 states and 8519 transitions. Word has length 12 [2023-11-12 02:28:59,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:28:59,308 INFO L495 AbstractCegarLoop]: Abstraction has 5698 states and 8519 transitions. [2023-11-12 02:28:59,309 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) [2023-11-12 02:28:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 5698 states and 8519 transitions. [2023-11-12 02:28:59,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 02:28:59,311 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:59,311 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:59,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 02:28:59,311 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:59,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:59,312 INFO L85 PathProgramCache]: Analyzing trace with hash -648516138, now seen corresponding path program 1 times [2023-11-12 02:28:59,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:28:59,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886603305] [2023-11-12 02:28:59,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:59,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:28:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:28:59,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:28:59,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886603305] [2023-11-12 02:28:59,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886603305] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:28:59,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:28:59,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:28:59,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927724174] [2023-11-12 02:28:59,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:28:59,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:28:59,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:28:59,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:28:59,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:59,519 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) [2023-11-12 02:28:59,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:59,851 INFO L93 Difference]: Finished difference Result 5700 states and 8520 transitions. [2023-11-12 02:28:59,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:28:59,854 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 [2023-11-12 02:28:59,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:59,923 INFO L225 Difference]: With dead ends: 5700 [2023-11-12 02:28:59,923 INFO L226 Difference]: Without dead ends: 5691 [2023-11-12 02:28:59,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:59,928 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 [2023-11-12 02:28:59,928 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] [2023-11-12 02:28:59,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5691 states. [2023-11-12 02:29:00,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5691 to 5691. [2023-11-12 02:29:00,310 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) [2023-11-12 02:29:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 5691 states and 8509 transitions. [2023-11-12 02:29:00,348 INFO L78 Accepts]: Start accepts. Automaton has 5691 states and 8509 transitions. Word has length 13 [2023-11-12 02:29:00,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:00,348 INFO L495 AbstractCegarLoop]: Abstraction has 5691 states and 8509 transitions. [2023-11-12 02:29:00,349 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) [2023-11-12 02:29:00,349 INFO L276 IsEmpty]: Start isEmpty. Operand 5691 states and 8509 transitions. [2023-11-12 02:29:00,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-12 02:29:00,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:00,364 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] [2023-11-12 02:29:00,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-12 02:29:00,364 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:00,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:00,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1867730819, now seen corresponding path program 1 times [2023-11-12 02:29:00,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:00,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650401937] [2023-11-12 02:29:00,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:00,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:00,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-12 02:29:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-12 02:29:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:00,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:29:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:29:00,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:00,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650401937] [2023-11-12 02:29:00,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650401937] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:00,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:00,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:29:00,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25706971] [2023-11-12 02:29:00,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:00,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:29:00,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:00,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:29:00,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:29:00,775 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) [2023-11-12 02:29:05,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:29:08,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []