./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6dc949c409fb4c8ae6a1efc4ecb3900bf2d44d7580a30c41fe8fc8e35bc000ea --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:28:00,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:28:00,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:28:00,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:28:00,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:28:00,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:28:00,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:28:00,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:28:00,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:28:00,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:28:00,548 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:28:00,548 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:28:00,549 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:28:00,549 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:28:00,550 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:28:00,550 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:28:00,551 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:28:00,554 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:28:00,555 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:28:00,555 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:28:00,556 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:28:00,556 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:28:00,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:28:00,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:28:00,558 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:28:00,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:28:00,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:28:00,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:28:00,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:28:00,563 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:28:00,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:28:00,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:28:00,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:28:00,565 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:28:00,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:28:00,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:28:00,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:28:00,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:28:00,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:28:00,568 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:28:00,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:28:00,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:28:00,569 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:28:00,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:28:00,570 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dc949c409fb4c8ae6a1efc4ecb3900bf2d44d7580a30c41fe8fc8e35bc000ea [2024-11-09 05:28:00,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:28:00,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:28:00,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:28:00,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:28:00,867 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:28:00,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 05:28:03,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:28:03,851 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:28:03,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2024-11-09 05:28:03,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/data/10776fc10/27e3eb6839734f2087556094e94138bc/FLAGb5b3f2906 [2024-11-09 05:28:04,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/data/10776fc10/27e3eb6839734f2087556094e94138bc [2024-11-09 05:28:04,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:28:04,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:28:04,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:28:04,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:28:04,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:28:04,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:28:04" (1/1) ... [2024-11-09 05:28:04,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3925f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:04, skipping insertion in model container [2024-11-09 05:28:04,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:28:04" (1/1) ... [2024-11-09 05:28:04,489 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:28:06,443 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2024-11-09 05:28:08,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:28:08,759 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:28:09,047 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, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6992-6993] [2024-11-09 05:28:09,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7007] [2024-11-09 05:28:09,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7015] [2024-11-09 05:28:09,053 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)); [7024] [2024-11-09 05:28:09,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7074] [2024-11-09 05:28:09,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7077] [2024-11-09 05:28:09,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7080] [2024-11-09 05:28:09,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7083] [2024-11-09 05:28:09,062 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [7114-7115] [2024-11-09 05:28:09,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [7120-7122] [2024-11-09 05:28:09,064 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)); [7149] [2024-11-09 05:28:09,065 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)); [7156] [2024-11-09 05:28:09,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7169] [2024-11-09 05:28:09,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7172] [2024-11-09 05:28:09,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [7174] [2024-11-09 05:28:09,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [7179] [2024-11-09 05:28:09,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [7182] [2024-11-09 05:28:09,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [7184] [2024-11-09 05:28:09,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [7189] [2024-11-09 05:28:09,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [7192] [2024-11-09 05:28:09,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [7194] [2024-11-09 05:28:09,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [7199] [2024-11-09 05:28:09,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [7202] [2024-11-09 05:28:09,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [7204] [2024-11-09 05:28:09,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7222] [2024-11-09 05:28:09,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7225] [2024-11-09 05:28:09,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [7227] [2024-11-09 05:28:09,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [7232] [2024-11-09 05:28:09,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [7235] [2024-11-09 05:28:09,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [7237] [2024-11-09 05:28:09,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [7242] [2024-11-09 05:28:09,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [7245] [2024-11-09 05:28:09,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [7247] [2024-11-09 05:28:09,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [7252] [2024-11-09 05:28:09,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [7255] [2024-11-09 05:28:09,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [7257] [2024-11-09 05:28:09,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7344] [2024-11-09 05:28:09,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7356] [2024-11-09 05:28:09,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7363] [2024-11-09 05:28:09,099 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)); [7579-7580] [2024-11-09 05:28:09,101 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)); [7608-7609] [2024-11-09 05:28:09,113 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2024-11-09 05:28:09,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7930] [2024-11-09 05:28:09,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7957] [2024-11-09 05:28:09,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7966] [2024-11-09 05:28:09,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7973] [2024-11-09 05:28:09,178 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8880] [2024-11-09 05:28:09,179 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8897] [2024-11-09 05:28:09,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8962] [2024-11-09 05:28:09,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8979] [2024-11-09 05:28:09,218 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1703), "i" (12UL)); [9547-9548] [2024-11-09 05:28:09,221 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1770), "i" (12UL)); [9613-9614] [2024-11-09 05:28:09,222 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1779), "i" (12UL)); [9628-9629] [2024-11-09 05:28:09,223 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1797), "i" (12UL)); [9649-9650] [2024-11-09 05:28:09,231 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1926), "i" (12UL)); [9809-9810] [2024-11-09 05:28:09,232 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1938), "i" (12UL)); [9828-9829] [2024-11-09 05:28:09,243 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (2157), "i" (12UL)); [10080-10081] [2024-11-09 05:28:09,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10113] [2024-11-09 05:28:09,432 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5435), "i" (12UL)); [13108-13109] [2024-11-09 05:28:09,444 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5604), "i" (12UL)); [13291-13292] [2024-11-09 05:28:09,448 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5605), "i" (12UL)); [13299-13300] [2024-11-09 05:28:09,462 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/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5851), "i" (12UL)); [13514-13515] [2024-11-09 05:28:09,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:28:09,693 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:28:09,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09 WrapperNode [2024-11-09 05:28:09,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:28:09,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:28:09,696 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:28:09,696 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:28:09,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:09,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,178 INFO L138 Inliner]: procedures = 418, calls = 3847, calls flagged for inlining = 182, calls inlined = 159, statements flattened = 8936 [2024-11-09 05:28:10,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:28:10,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:28:10,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:28:10,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:28:10,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:28:10,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:28:10,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:28:10,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:28:10,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (1/1) ... [2024-11-09 05:28:10,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:28:10,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:28:11,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:28:11,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7221a3ad-e072-4e31-ac2b-cfe8cbe3bcf3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:28:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2024-11-09 05:28:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2024-11-09 05:28:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2024-11-09 05:28:11,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2024-11-09 05:28:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2024-11-09 05:28:11,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2024-11-09 05:28:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 05:28:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 05:28:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2024-11-09 05:28:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2024-11-09 05:28:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-09 05:28:11,110 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-09 05:28:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:28:11,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:28:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2024-11-09 05:28:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2024-11-09 05:28:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2024-11-09 05:28:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2024-11-09 05:28:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-09 05:28:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-09 05:28:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-09 05:28:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-09 05:28:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-09 05:28:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-09 05:28:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-09 05:28:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-09 05:28:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-09 05:28:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-09 05:28:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2024-11-09 05:28:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2024-11-09 05:28:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2024-11-09 05:28:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2024-11-09 05:28:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2024-11-09 05:28:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2024-11-09 05:28:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-09 05:28:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-09 05:28:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2024-11-09 05:28:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2024-11-09 05:28:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2024-11-09 05:28:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2024-11-09 05:28:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2024-11-09 05:28:11,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2024-11-09 05:28:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2024-11-09 05:28:11,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2024-11-09 05:28:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2024-11-09 05:28:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2024-11-09 05:28:11,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-09 05:28:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-09 05:28:11,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:28:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-09 05:28:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-09 05:28:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 05:28:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 05:28:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2024-11-09 05:28:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2024-11-09 05:28:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2024-11-09 05:28:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2024-11-09 05:28:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2024-11-09 05:28:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2024-11-09 05:28:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2024-11-09 05:28:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2024-11-09 05:28:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 05:28:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 05:28:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-09 05:28:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-09 05:28:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 05:28:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 05:28:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 05:28:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2024-11-09 05:28:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2024-11-09 05:28:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:28:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-09 05:28:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-09 05:28:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:28:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-09 05:28:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-09 05:28:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2024-11-09 05:28:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2024-11-09 05:28:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2024-11-09 05:28:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2024-11-09 05:28:11,132 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2024-11-09 05:28:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2024-11-09 05:28:11,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 05:28:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 05:28:11,138 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2024-11-09 05:28:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2024-11-09 05:28:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2024-11-09 05:28:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2024-11-09 05:28:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-11-09 05:28:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-11-09 05:28:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-09 05:28:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-09 05:28:11,139 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2024-11-09 05:28:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2024-11-09 05:28:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 05:28:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 05:28:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 05:28:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 05:28:11,140 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2024-11-09 05:28:11,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2024-11-09 05:28:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2024-11-09 05:28:11,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2024-11-09 05:28:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2024-11-09 05:28:11,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2024-11-09 05:28:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2024-11-09 05:28:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2024-11-09 05:28:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:28:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2024-11-09 05:28:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2024-11-09 05:28:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-09 05:28:11,148 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-09 05:28:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:28:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2024-11-09 05:28:11,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2024-11-09 05:28:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 05:28:11,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 05:28:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:28:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 05:28:11,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 05:28:11,153 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2024-11-09 05:28:11,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2024-11-09 05:28:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2024-11-09 05:28:11,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2024-11-09 05:28:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2024-11-09 05:28:11,154 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2024-11-09 05:28:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-11-09 05:28:11,155 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-11-09 05:28:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2024-11-09 05:28:11,155 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2024-11-09 05:28:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 05:28:11,156 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 05:28:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2024-11-09 05:28:11,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2024-11-09 05:28:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2024-11-09 05:28:11,157 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2024-11-09 05:28:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-09 05:28:11,161 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-09 05:28:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:28:11,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:28:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2024-11-09 05:28:11,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2024-11-09 05:28:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-09 05:28:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-09 05:28:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 05:28:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 05:28:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2024-11-09 05:28:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2024-11-09 05:28:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2024-11-09 05:28:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2024-11-09 05:28:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 05:28:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2024-11-09 05:28:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2024-11-09 05:28:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 05:28:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:28:11,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:28:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2024-11-09 05:28:11,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2024-11-09 05:28:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2024-11-09 05:28:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2024-11-09 05:28:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-09 05:28:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-09 05:28:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-09 05:28:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-09 05:28:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-09 05:28:11,170 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-09 05:28:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2024-11-09 05:28:11,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2024-11-09 05:28:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2024-11-09 05:28:11,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2024-11-09 05:28:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2024-11-09 05:28:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2024-11-09 05:28:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2024-11-09 05:28:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2024-11-09 05:28:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2024-11-09 05:28:11,172 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2024-11-09 05:28:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2024-11-09 05:28:11,172 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2024-11-09 05:28:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2024-11-09 05:28:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2024-11-09 05:28:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2024-11-09 05:28:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2024-11-09 05:28:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 05:28:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 05:28:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2024-11-09 05:28:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2024-11-09 05:28:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-11-09 05:28:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-11-09 05:28:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 05:28:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 05:28:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-09 05:28:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-09 05:28:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2024-11-09 05:28:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2024-11-09 05:28:11,179 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2024-11-09 05:28:11,179 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2024-11-09 05:28:11,179 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-09 05:28:11,179 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-09 05:28:11,180 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2024-11-09 05:28:11,180 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2024-11-09 05:28:11,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 05:28:11,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 05:28:11,180 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2024-11-09 05:28:11,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2024-11-09 05:28:11,185 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-09 05:28:11,185 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-09 05:28:11,185 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2024-11-09 05:28:11,185 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2024-11-09 05:28:11,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:28:11,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:28:11,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-09 05:28:11,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-09 05:28:11,186 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2024-11-09 05:28:11,186 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2024-11-09 05:28:11,186 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2024-11-09 05:28:11,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2024-11-09 05:28:11,187 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2024-11-09 05:28:11,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2024-11-09 05:28:11,187 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-09 05:28:11,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-09 05:28:11,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:28:11,187 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2024-11-09 05:28:11,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2024-11-09 05:28:11,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:28:11,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2024-11-09 05:28:11,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2024-11-09 05:28:11,188 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2024-11-09 05:28:11,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2024-11-09 05:28:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2024-11-09 05:28:11,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2024-11-09 05:28:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2024-11-09 05:28:11,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2024-11-09 05:28:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2024-11-09 05:28:11,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2024-11-09 05:28:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2024-11-09 05:28:11,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2024-11-09 05:28:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2024-11-09 05:28:11,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2024-11-09 05:28:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2024-11-09 05:28:11,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2024-11-09 05:28:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2024-11-09 05:28:11,195 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2024-11-09 05:28:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 05:28:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:28:11,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:28:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 05:28:11,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 05:28:11,196 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 05:28:11,196 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 05:28:11,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2024-11-09 05:28:11,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2024-11-09 05:28:11,201 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2024-11-09 05:28:11,201 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2024-11-09 05:28:11,201 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2024-11-09 05:28:11,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2024-11-09 05:28:11,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-09 05:28:11,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-09 05:28:11,202 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2024-11-09 05:28:11,202 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2024-11-09 05:28:11,203 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2024-11-09 05:28:11,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2024-11-09 05:28:11,203 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2024-11-09 05:28:11,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2024-11-09 05:28:11,203 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2024-11-09 05:28:11,204 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2024-11-09 05:28:11,204 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-09 05:28:11,204 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-09 05:28:11,204 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2024-11-09 05:28:11,204 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2024-11-09 05:28:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2024-11-09 05:28:11,205 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2024-11-09 05:28:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2024-11-09 05:28:11,205 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2024-11-09 05:28:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-09 05:28:11,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-09 05:28:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2024-11-09 05:28:11,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2024-11-09 05:28:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2024-11-09 05:28:11,206 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2024-11-09 05:28:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2024-11-09 05:28:11,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2024-11-09 05:28:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2024-11-09 05:28:11,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2024-11-09 05:28:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2024-11-09 05:28:11,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2024-11-09 05:28:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2024-11-09 05:28:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2024-11-09 05:28:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 05:28:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 05:28:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-09 05:28:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-09 05:28:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:28:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-09 05:28:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-09 05:28:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:28:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:28:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2024-11-09 05:28:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2024-11-09 05:28:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2024-11-09 05:28:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2024-11-09 05:28:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2024-11-09 05:28:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2024-11-09 05:28:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-09 05:28:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-09 05:28:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2024-11-09 05:28:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2024-11-09 05:28:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-11-09 05:28:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-11-09 05:28:11,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-09 05:28:11,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-09 05:28:11,212 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2024-11-09 05:28:11,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2024-11-09 05:28:11,212 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2024-11-09 05:28:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2024-11-09 05:28:11,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2024-11-09 05:28:11,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2024-11-09 05:28:11,214 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-09 05:28:11,214 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-09 05:28:11,214 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2024-11-09 05:28:11,214 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2024-11-09 05:28:11,215 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2024-11-09 05:28:11,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2024-11-09 05:28:11,215 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2024-11-09 05:28:11,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2024-11-09 05:28:11,215 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2024-11-09 05:28:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2024-11-09 05:28:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-09 05:28:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-09 05:28:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-09 05:28:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-09 05:28:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2024-11-09 05:28:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2024-11-09 05:28:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2024-11-09 05:28:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2024-11-09 05:28:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 05:28:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 05:28:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2024-11-09 05:28:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2024-11-09 05:28:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2024-11-09 05:28:11,218 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2024-11-09 05:28:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:28:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2024-11-09 05:28:11,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2024-11-09 05:28:11,219 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2024-11-09 05:28:11,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2024-11-09 05:28:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2024-11-09 05:28:11,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2024-11-09 05:28:11,220 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2024-11-09 05:28:11,221 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2024-11-09 05:28:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2024-11-09 05:28:11,223 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2024-11-09 05:28:12,884 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:28:12,890 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:28:16,760 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:28:43,322 INFO L? ?]: Removed 3810 outVars from TransFormulas that were not future-live. [2024-11-09 05:28:43,322 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:28:49,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:28:49,296 INFO L316 CfgBuilder]: Removed 35 assume(true) statements. [2024-11-09 05:28:49,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:28:49 BoogieIcfgContainer [2024-11-09 05:28:49,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:28:49,299 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:28:49,300 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:28:49,304 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:28:49,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:28:04" (1/3) ... [2024-11-09 05:28:49,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f03e6f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:28:49, skipping insertion in model container [2024-11-09 05:28:49,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:28:09" (2/3) ... [2024-11-09 05:28:49,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f03e6f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:28:49, skipping insertion in model container [2024-11-09 05:28:49,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:28:49" (3/3) ... [2024-11-09 05:28:49,307 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2024-11-09 05:28:49,330 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:28:49,330 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:28:49,498 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:28:49,508 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@76eb98b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:28:49,508 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:28:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 2673 states, 1725 states have (on average 1.3681159420289855) internal successors, (2360), 1792 states have internal predecessors, (2360), 780 states have call successors, (780), 167 states have call predecessors, (780), 166 states have return successors, (770), 760 states have call predecessors, (770), 770 states have call successors, (770) [2024-11-09 05:28:49,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-09 05:28:49,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:49,559 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:49,559 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:49,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:49,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1635661168, now seen corresponding path program 1 times [2024-11-09 05:28:49,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:28:49,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097604435] [2024-11-09 05:28:49,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:49,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:30:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:30:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1075 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-11-09 05:30:09,307 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:30:09,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097604435] [2024-11-09 05:30:09,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097604435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:30:09,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:30:09,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:30:09,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450538948] [2024-11-09 05:30:09,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:30:09,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:30:09,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:30:09,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:30:09,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:30:09,357 INFO L87 Difference]: Start difference. First operand has 2673 states, 1725 states have (on average 1.3681159420289855) internal successors, (2360), 1792 states have internal predecessors, (2360), 780 states have call successors, (780), 167 states have call predecessors, (780), 166 states have return successors, (770), 760 states have call predecessors, (770), 770 states have call successors, (770) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:30:11,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:13,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:21,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:28,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:28,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:30:28,714 INFO L93 Difference]: Finished difference Result 7879 states and 11574 transitions. [2024-11-09 05:30:28,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:30:28,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 186 [2024-11-09 05:30:28,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:30:28,797 INFO L225 Difference]: With dead ends: 7879 [2024-11-09 05:30:28,797 INFO L226 Difference]: Without dead ends: 5217 [2024-11-09 05:30:28,832 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:30:28,839 INFO L432 NwaCegarLoop]: 3582 mSDtfsCounter, 3784 mSDsluCounter, 3568 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3784 SdHoareTripleChecker+Valid, 7150 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:30:28,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3784 Valid, 7150 Invalid, 677 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 666 Invalid, 2 Unknown, 0 Unchecked, 18.9s Time] [2024-11-09 05:30:28,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5217 states. [2024-11-09 05:30:29,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5217 to 5217. [2024-11-09 05:30:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5217 states, 3381 states have (on average 1.3578822833481219) internal successors, (4591), 3491 states have internal predecessors, (4591), 1505 states have call successors, (1505), 331 states have call predecessors, (1505), 330 states have return successors, (1504), 1484 states have call predecessors, (1504), 1504 states have call successors, (1504) [2024-11-09 05:30:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 5217 states and 7600 transitions. [2024-11-09 05:30:29,268 INFO L78 Accepts]: Start accepts. Automaton has 5217 states and 7600 transitions. Word has length 186 [2024-11-09 05:30:29,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:30:29,271 INFO L471 AbstractCegarLoop]: Abstraction has 5217 states and 7600 transitions. [2024-11-09 05:30:29,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:30:29,272 INFO L276 IsEmpty]: Start isEmpty. Operand 5217 states and 7600 transitions. [2024-11-09 05:30:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-09 05:30:29,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:30:29,277 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:30:29,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:30:29,278 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:30:29,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:30:29,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2082386392, now seen corresponding path program 1 times [2024-11-09 05:30:29,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:30:29,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218446044] [2024-11-09 05:30:29,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:30:29,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:31:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:31:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1075 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-11-09 05:31:40,627 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:31:40,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218446044] [2024-11-09 05:31:40,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218446044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:31:40,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:31:40,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:31:40,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464731578] [2024-11-09 05:31:40,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:31:40,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:31:40,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:31:40,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:31:40,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:31:40,632 INFO L87 Difference]: Start difference. First operand 5217 states and 7600 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 05:31:42,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:31:45,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:32:04,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:32:04,396 INFO L93 Difference]: Finished difference Result 10373 states and 15157 transitions. [2024-11-09 05:32:04,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:32:04,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 189 [2024-11-09 05:32:04,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:32:04,475 INFO L225 Difference]: With dead ends: 10373 [2024-11-09 05:32:04,475 INFO L226 Difference]: Without dead ends: 10368 [2024-11-09 05:32:04,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:32:04,483 INFO L432 NwaCegarLoop]: 3541 mSDtfsCounter, 3824 mSDsluCounter, 6989 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3824 SdHoareTripleChecker+Valid, 10530 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:32:04,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3824 Valid, 10530 Invalid, 1002 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 999 Invalid, 2 Unknown, 0 Unchecked, 23.2s Time] [2024-11-09 05:32:04,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10368 states. [2024-11-09 05:32:04,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10368 to 10360. [2024-11-09 05:32:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10360 states, 6720 states have (on average 1.359375) internal successors, (9135), 6940 states have internal predecessors, (9135), 2979 states have call successors, (2979), 661 states have call predecessors, (2979), 660 states have return successors, (3026), 2938 states have call predecessors, (3026), 2978 states have call successors, (3026) [2024-11-09 05:32:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10360 states to 10360 states and 15140 transitions. [2024-11-09 05:32:05,055 INFO L78 Accepts]: Start accepts. Automaton has 10360 states and 15140 transitions. Word has length 189 [2024-11-09 05:32:05,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:32:05,057 INFO L471 AbstractCegarLoop]: Abstraction has 10360 states and 15140 transitions. [2024-11-09 05:32:05,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 05:32:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 10360 states and 15140 transitions. [2024-11-09 05:32:05,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-09 05:32:05,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:32:05,082 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:32:05,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:32:05,082 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:32:05,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:32:05,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1192407417, now seen corresponding path program 1 times [2024-11-09 05:32:05,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:32:05,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865650521] [2024-11-09 05:32:05,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:32:05,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-11-09 05:33:14,823 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:14,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865650521] [2024-11-09 05:33:14,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865650521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:14,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:14,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:33:14,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404994453] [2024-11-09 05:33:14,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:14,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:33:14,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:14,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:33:14,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:33:14,830 INFO L87 Difference]: Start difference. First operand 10360 states and 15140 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-09 05:33:17,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:33:27,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:27,558 INFO L93 Difference]: Finished difference Result 23554 states and 34119 transitions. [2024-11-09 05:33:27,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:33:27,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 228 [2024-11-09 05:33:27,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:27,671 INFO L225 Difference]: With dead ends: 23554 [2024-11-09 05:33:27,671 INFO L226 Difference]: Without dead ends: 13255 [2024-11-09 05:33:27,741 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:33:27,742 INFO L432 NwaCegarLoop]: 3625 mSDtfsCounter, 1079 mSDsluCounter, 3330 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1079 SdHoareTripleChecker+Valid, 6955 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:27,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1079 Valid, 6955 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 796 Invalid, 1 Unknown, 0 Unchecked, 12.3s Time] [2024-11-09 05:33:27,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13255 states. [2024-11-09 05:33:28,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13255 to 13248. [2024-11-09 05:33:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13248 states, 8582 states have (on average 1.3517828012118387) internal successors, (11601), 8868 states have internal predecessors, (11601), 3703 states have call successors, (3703), 963 states have call predecessors, (3703), 962 states have return successors, (3756), 3660 states have call predecessors, (3756), 3702 states have call successors, (3756) [2024-11-09 05:33:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13248 states to 13248 states and 19060 transitions. [2024-11-09 05:33:28,471 INFO L78 Accepts]: Start accepts. Automaton has 13248 states and 19060 transitions. Word has length 228 [2024-11-09 05:33:28,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:28,472 INFO L471 AbstractCegarLoop]: Abstraction has 13248 states and 19060 transitions. [2024-11-09 05:33:28,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-09 05:33:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 13248 states and 19060 transitions. [2024-11-09 05:33:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-09 05:33:28,500 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:28,501 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:33:28,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 05:33:28,501 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:33:28,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:28,502 INFO L85 PathProgramCache]: Analyzing trace with hash -2096496549, now seen corresponding path program 1 times [2024-11-09 05:33:28,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:28,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134830690] [2024-11-09 05:33:28,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:28,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:37,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2024-11-09 05:34:37,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:37,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134830690] [2024-11-09 05:34:37,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134830690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:37,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:37,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:34:37,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706006849] [2024-11-09 05:34:37,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:37,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:34:37,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:37,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:34:37,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:34:37,550 INFO L87 Difference]: Start difference. First operand 13248 states and 19060 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-09 05:34:39,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:41,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:48,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:51,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:53,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:56,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:35:00,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:35:02,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:35:02,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:02,991 INFO L93 Difference]: Finished difference Result 36432 states and 52611 transitions. [2024-11-09 05:35:02,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:35:02,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 260 [2024-11-09 05:35:02,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:03,141 INFO L225 Difference]: With dead ends: 36432 [2024-11-09 05:35:03,141 INFO L226 Difference]: Without dead ends: 23245 [2024-11-09 05:35:03,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:35:03,214 INFO L432 NwaCegarLoop]: 4557 mSDtfsCounter, 3635 mSDsluCounter, 3374 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 72 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3635 SdHoareTripleChecker+Valid, 7931 SdHoareTripleChecker+Invalid, 952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:03,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3635 Valid, 7931 Invalid, 952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 876 Invalid, 4 Unknown, 0 Unchecked, 24.8s Time] [2024-11-09 05:35:03,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23245 states. [2024-11-09 05:35:04,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23245 to 23238. [2024-11-09 05:35:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23238 states, 15114 states have (on average 1.3496757972740505) internal successors, (20399), 15622 states have internal predecessors, (20399), 6501 states have call successors, (6501), 1623 states have call predecessors, (6501), 1622 states have return successors, (6588), 6416 states have call predecessors, (6588), 6500 states have call successors, (6588) [2024-11-09 05:35:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23238 states to 23238 states and 33488 transitions. [2024-11-09 05:35:04,378 INFO L78 Accepts]: Start accepts. Automaton has 23238 states and 33488 transitions. Word has length 260 [2024-11-09 05:35:04,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:04,382 INFO L471 AbstractCegarLoop]: Abstraction has 23238 states and 33488 transitions. [2024-11-09 05:35:04,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-09 05:35:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 23238 states and 33488 transitions. [2024-11-09 05:35:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-09 05:35:04,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:04,407 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:35:04,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 05:35:04,407 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:35:04,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:04,408 INFO L85 PathProgramCache]: Analyzing trace with hash 233700589, now seen corresponding path program 1 times [2024-11-09 05:35:04,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:04,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418167553] [2024-11-09 05:35:04,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:04,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2024-11-09 05:36:19,217 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:19,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418167553] [2024-11-09 05:36:19,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418167553] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:19,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:19,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:36:19,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293779390] [2024-11-09 05:36:19,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:19,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:36:19,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:19,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:36:19,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:36:19,220 INFO L87 Difference]: Start difference. First operand 23238 states and 33488 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:36:21,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:23,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:30,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:36,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:36,530 INFO L93 Difference]: Finished difference Result 34852 states and 50346 transitions. [2024-11-09 05:36:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:36:36,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) Word has length 260 [2024-11-09 05:36:36,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:36,708 INFO L225 Difference]: With dead ends: 34852 [2024-11-09 05:36:36,708 INFO L226 Difference]: Without dead ends: 23250 [2024-11-09 05:36:36,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:36:36,772 INFO L432 NwaCegarLoop]: 3527 mSDtfsCounter, 2 mSDsluCounter, 3521 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 7048 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:36,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 7048 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 657 Invalid, 2 Unknown, 0 Unchecked, 16.7s Time] [2024-11-09 05:36:36,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23250 states. [2024-11-09 05:36:37,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23250 to 23250. [2024-11-09 05:36:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23250 states, 15126 states have (on average 1.3493983868835118) internal successors, (20411), 15634 states have internal predecessors, (20411), 6501 states have call successors, (6501), 1623 states have call predecessors, (6501), 1622 states have return successors, (6588), 6416 states have call predecessors, (6588), 6500 states have call successors, (6588) [2024-11-09 05:36:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23250 states to 23250 states and 33500 transitions. [2024-11-09 05:36:37,938 INFO L78 Accepts]: Start accepts. Automaton has 23250 states and 33500 transitions. Word has length 260 [2024-11-09 05:36:37,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:37,940 INFO L471 AbstractCegarLoop]: Abstraction has 23250 states and 33500 transitions. [2024-11-09 05:36:37,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-09 05:36:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 23250 states and 33500 transitions. [2024-11-09 05:36:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-09 05:36:37,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:37,964 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:36:37,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 05:36:37,964 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:36:37,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:37,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1443316383, now seen corresponding path program 1 times [2024-11-09 05:36:37,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:37,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937555058] [2024-11-09 05:36:37,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:37,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:56,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2024-11-09 05:37:56,726 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:56,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937555058] [2024-11-09 05:37:56,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937555058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:56,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:56,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:56,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910901925] [2024-11-09 05:37:56,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:56,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 05:37:56,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:56,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 05:37:56,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:37:56,730 INFO L87 Difference]: Start difference. First operand 23250 states and 33500 transitions. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 8 states have internal predecessors, (92), 4 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-09 05:37:58,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:01,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:03,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:05,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:08,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:10,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:45,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:47,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:49,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:51,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:53,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:14,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:16,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:18,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:20,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:22,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:27,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:29,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:31,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:33,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:35,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:37,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:47,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:49,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:51,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:53,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:55,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:57,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:01,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:19,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:21,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:23,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:25,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:36,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:38,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:40,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:42,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []