./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire --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 a6e1397422f061401041ed8290b479ab382edc5aeb84d3f22471688ceb94ba00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:24,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:24,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:21:24,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:24,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:24,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:24,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:24,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:24,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:24,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:24,217 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:24,218 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:24,219 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:24,221 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:24,221 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:24,222 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:24,222 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:24,223 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:24,223 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:24,224 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:24,224 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:24,225 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:24,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:24,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:24,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:24,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:24,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:24,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:24,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:24,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:24,230 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:24,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:24,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:24,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:24,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:24,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:24,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:24,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:24,244 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:24,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:24,244 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:24,245 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:24,245 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:24,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:24,246 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_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e1397422f061401041ed8290b479ab382edc5aeb84d3f22471688ceb94ba00 [2023-11-23 21:21:24,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:24,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:24,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:24,620 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:24,621 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:24,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2023-11-23 21:21:27,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:28,586 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:28,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2023-11-23 21:21:28,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/data/84dc84a37/51ccaf466e864c69af3ed08dde05c663/FLAG5863108be [2023-11-23 21:21:28,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/data/84dc84a37/51ccaf466e864c69af3ed08dde05c663 [2023-11-23 21:21:28,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:28,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:28,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:28,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:28,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:28,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:28" (1/1) ... [2023-11-23 21:21:28,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20972837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:28, skipping insertion in model container [2023-11-23 21:21:28,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:28" (1/1) ... [2023-11-23 21:21:28,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:32,891 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[462027,462040] [2023-11-23 21:21:33,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:33,265 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:33,492 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"); [7508-7509] [2023-11-23 21:21:33,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [7523-7524] [2023-11-23 21:21:33,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7532] [2023-11-23 21:21:33,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7540] [2023-11-23 21:21:33,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [7549] [2023-11-23 21:21:33,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7575] [2023-11-23 21:21:33,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7578] [2023-11-23 21:21:33,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7581] [2023-11-23 21:21:33,500 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7584] [2023-11-23 21:21:33,502 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)); [7640] [2023-11-23 21:21:33,502 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)); [7647] [2023-11-23 21:21:33,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7789] [2023-11-23 21:21:33,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7792] [2023-11-23 21:21:33,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [7794] [2023-11-23 21:21:33,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7799] [2023-11-23 21:21:33,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7802] [2023-11-23 21:21:33,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [7804] [2023-11-23 21:21:33,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7809] [2023-11-23 21:21:33,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7812] [2023-11-23 21:21:33,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [7814] [2023-11-23 21:21:33,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7819] [2023-11-23 21:21:33,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7822] [2023-11-23 21:21:33,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [7824] [2023-11-23 21:21:33,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7842] [2023-11-23 21:21:33,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7845] [2023-11-23 21:21:33,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [7847] [2023-11-23 21:21:33,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7852] [2023-11-23 21:21:33,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7855] [2023-11-23 21:21:33,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7857] [2023-11-23 21:21:33,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7862] [2023-11-23 21:21:33,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7865] [2023-11-23 21:21:33,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7867] [2023-11-23 21:21:33,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7872] [2023-11-23 21:21:33,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7875] [2023-11-23 21:21:33,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [7877] [2023-11-23 21:21:33,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7954] [2023-11-23 21:21:33,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7961] [2023-11-23 21:21:33,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [8057] [2023-11-23 21:21:33,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8232] [2023-11-23 21:21:33,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8259] [2023-11-23 21:21:33,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8268] [2023-11-23 21:21:33,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8275] [2023-11-23 21:21:33,538 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)); [8378-8379] [2023-11-23 21:21:33,541 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)); [8407-8408] [2023-11-23 21:21:33,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9410] [2023-11-23 21:21:33,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9427] [2023-11-23 21:21:33,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9492] [2023-11-23 21:21:33,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9509] [2023-11-23 21:21:33,619 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (1628), "i" (12UL)); [10066-10067] [2023-11-23 21:21:33,621 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (1690), "i" (12UL)); [10132-10133] [2023-11-23 21:21:33,622 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (1699), "i" (12UL)); [10147-10148] [2023-11-23 21:21:33,624 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (1717), "i" (12UL)); [10168-10169] [2023-11-23 21:21:33,632 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (1846), "i" (12UL)); [10328-10329] [2023-11-23 21:21:33,633 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (1858), "i" (12UL)); [10347-10348] [2023-11-23 21:21:33,645 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (2077), "i" (12UL)); [10570-10571] [2023-11-23 21:21:33,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10603] [2023-11-23 21:21:33,828 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (5355), "i" (12UL)); [13395-13396] [2023-11-23 21:21:33,841 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (5524), "i" (12UL)); [13572-13573] [2023-11-23 21:21:33,842 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (5525), "i" (12UL)); [13580-13581] [2023-11-23 21:21:33,856 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/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/12546/dscv_tempdir/dscv/ri/32_7a/drivers/net/wireless/mwl8k.c"), "i" (5774), "i" (12UL)); [13799-13800] [2023-11-23 21:21:33,923 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[462027,462040] [2023-11-23 21:21:33,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:34,195 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:21:34,195 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:21:34,204 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:34,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34 WrapperNode [2023-11-23 21:21:34,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:34,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:34,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:34,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:34,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:34,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:34,853 INFO L138 Inliner]: procedures = 493, calls = 4004, calls flagged for inlining = 199, calls inlined = 174, statements flattened = 9010 [2023-11-23 21:21:34,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:34,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:34,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:34,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:34,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:34,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:34,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:34,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:35,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:35,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:35,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:35,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:35,617 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:35,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:35,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:35,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:35,620 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (1/1) ... [2023-11-23 21:21:35,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:35,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:35,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:35,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb64b4-35a4-4dc8-86fa-10aa03721224/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:35,759 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2023-11-23 21:21:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2023-11-23 21:21:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2023-11-23 21:21:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2023-11-23 21:21:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2023-11-23 21:21:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2023-11-23 21:21:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:21:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:21:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:21:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:21:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fw_mutex_of_mwl8k_priv [2023-11-23 21:21:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fw_mutex_of_mwl8k_priv [2023-11-23 21:21:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2023-11-23 21:21:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2023-11-23 21:21:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-23 21:21:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-23 21:21:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:21:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:21:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2023-11-23 21:21:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2023-11-23 21:21:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:21:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:21:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:21:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:21:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-23 21:21:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-23 21:21:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:21:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:21:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2023-11-23 21:21:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2023-11-23 21:21:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2023-11-23 21:21:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2023-11-23 21:21:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2023-11-23 21:21:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2023-11-23 21:21:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 21:21:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:21:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:21:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2023-11-23 21:21:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2023-11-23 21:21:35,791 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2023-11-23 21:21:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2023-11-23 21:21:35,791 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2023-11-23 21:21:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2023-11-23 21:21:35,791 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2023-11-23 21:21:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2023-11-23 21:21:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2023-11-23 21:21:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2023-11-23 21:21:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:21:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:21:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:21:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:21:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:21:35,794 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 21:21:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 21:21:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2023-11-23 21:21:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2023-11-23 21:21:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2023-11-23 21:21:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2023-11-23 21:21:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2023-11-23 21:21:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2023-11-23 21:21:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2023-11-23 21:21:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2023-11-23 21:21:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:21:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:21:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-23 21:21:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-23 21:21:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:21:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:21:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:21:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2023-11-23 21:21:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2023-11-23 21:21:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2023-11-23 21:21:35,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2023-11-23 21:21:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:21:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2023-11-23 21:21:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2023-11-23 21:21:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 21:21:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 21:21:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_watchdog_ba_events [2023-11-23 21:21:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_watchdog_ba_events [2023-11-23 21:21:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2023-11-23 21:21:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2023-11-23 21:21:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:21:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:21:35,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:21:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2023-11-23 21:21:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2023-11-23 21:21:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2023-11-23 21:21:35,808 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2023-11-23 21:21:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:21:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:21:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2023-11-23 21:21:35,810 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2023-11-23 21:21:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2023-11-23 21:21:35,810 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2023-11-23 21:21:35,818 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-23 21:21:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-23 21:21:35,818 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-23 21:21:35,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-23 21:21:35,818 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-23 21:21:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-23 21:21:35,819 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2023-11-23 21:21:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2023-11-23 21:21:35,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:21:35,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:21:35,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:21:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:21:35,820 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2023-11-23 21:21:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2023-11-23 21:21:35,820 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2023-11-23 21:21:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2023-11-23 21:21:35,820 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-11-23 21:21:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-11-23 21:21:35,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:21:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:21:35,821 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2023-11-23 21:21:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2023-11-23 21:21:35,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:21:35,821 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2023-11-23 21:21:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2023-11-23 21:21:35,822 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-23 21:21:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-23 21:21:35,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:35,822 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-23 21:21:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-23 21:21:35,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:21:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:21:35,823 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:21:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:21:35,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:21:35,824 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:21:35,824 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2023-11-23 21:21:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2023-11-23 21:21:35,824 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2023-11-23 21:21:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2023-11-23 21:21:35,825 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2023-11-23 21:21:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2023-11-23 21:21:35,830 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-23 21:21:35,830 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-23 21:21:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2023-11-23 21:21:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2023-11-23 21:21:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:21:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:21:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2023-11-23 21:21:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2023-11-23 21:21:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2023-11-23 21:21:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2023-11-23 21:21:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-23 21:21:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-23 21:21:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2023-11-23 21:21:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2023-11-23 21:21:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-23 21:21:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-23 21:21:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:21:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:21:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2023-11-23 21:21:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2023-11-23 21:21:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2023-11-23 21:21:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2023-11-23 21:21:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:21:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:21:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2023-11-23 21:21:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2023-11-23 21:21:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:21:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:21:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2023-11-23 21:21:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2023-11-23 21:21:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2023-11-23 21:21:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2023-11-23 21:21:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:21:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:21:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-23 21:21:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-23 21:21:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-23 21:21:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-23 21:21:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2023-11-23 21:21:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2023-11-23 21:21:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2023-11-23 21:21:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2023-11-23 21:21:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2023-11-23 21:21:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2023-11-23 21:21:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2023-11-23 21:21:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2023-11-23 21:21:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-11-23 21:21:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-11-23 21:21:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2023-11-23 21:21:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2023-11-23 21:21:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2023-11-23 21:21:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2023-11-23 21:21:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2023-11-23 21:21:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2023-11-23 21:21:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:21:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:21:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_restart_work [2023-11-23 21:21:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_restart_work [2023-11-23 21:21:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2023-11-23 21:21:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2023-11-23 21:21:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2023-11-23 21:21:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2023-11-23 21:21:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:21:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:21:35,849 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:21:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:21:35,849 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2023-11-23 21:21:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2023-11-23 21:21:35,849 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2023-11-23 21:21:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2023-11-23 21:21:35,849 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 21:21:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 21:21:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2023-11-23 21:21:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2023-11-23 21:21:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:21:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:21:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-23 21:21:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-23 21:21:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:21:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:21:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2023-11-23 21:21:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2023-11-23 21:21:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-23 21:21:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-23 21:21:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2023-11-23 21:21:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2023-11-23 21:21:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-23 21:21:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-23 21:21:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2023-11-23 21:21:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2023-11-23 21:21:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:21:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:21:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-23 21:21:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-23 21:21:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:21:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2023-11-23 21:21:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2023-11-23 21:21:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:21:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2023-11-23 21:21:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2023-11-23 21:21:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2023-11-23 21:21:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2023-11-23 21:21:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2023-11-23 21:21:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2023-11-23 21:21:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-23 21:21:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-23 21:21:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2023-11-23 21:21:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2023-11-23 21:21:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2023-11-23 21:21:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2023-11-23 21:21:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2023-11-23 21:21:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2023-11-23 21:21:35,862 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2023-11-23 21:21:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2023-11-23 21:21:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:21:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-23 21:21:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-23 21:21:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:21:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:21:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-23 21:21:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-23 21:21:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:21:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:21:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:21:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:21:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-23 21:21:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-23 21:21:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2023-11-23 21:21:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2023-11-23 21:21:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2023-11-23 21:21:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2023-11-23 21:21:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2023-11-23 21:21:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2023-11-23 21:21:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2023-11-23 21:21:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2023-11-23 21:21:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2023-11-23 21:21:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2023-11-23 21:21:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-23 21:21:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-23 21:21:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2023-11-23 21:21:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2023-11-23 21:21:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 21:21:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 21:21:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2023-11-23 21:21:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2023-11-23 21:21:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2023-11-23 21:21:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2023-11-23 21:21:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2023-11-23 21:21:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2023-11-23 21:21:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:21:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:21:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2023-11-23 21:21:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2023-11-23 21:21:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2023-11-23 21:21:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2023-11-23 21:21:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2023-11-23 21:21:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2023-11-23 21:21:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2023-11-23 21:21:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2023-11-23 21:21:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2023-11-23 21:21:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2023-11-23 21:21:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:21:35,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:21:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_finalize_join_worker [2023-11-23 21:21:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_finalize_join_worker [2023-11-23 21:21:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-23 21:21:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-23 21:21:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:21:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2023-11-23 21:21:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2023-11-23 21:21:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:21:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:21:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2023-11-23 21:21:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2023-11-23 21:21:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:21:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:21:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2023-11-23 21:21:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2023-11-23 21:21:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2023-11-23 21:21:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2023-11-23 21:21:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-23 21:21:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-23 21:21:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2023-11-23 21:21:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2023-11-23 21:21:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-23 21:21:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-23 21:21:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 21:21:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 21:21:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2023-11-23 21:21:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2023-11-23 21:21:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2023-11-23 21:21:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2023-11-23 21:21:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-23 21:21:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-23 21:21:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-23 21:21:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-23 21:21:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2023-11-23 21:21:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2023-11-23 21:21:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2023-11-23 21:21:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2023-11-23 21:21:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2023-11-23 21:21:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2023-11-23 21:21:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-23 21:21:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-23 21:21:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:21:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:21:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-23 21:21:35,894 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-23 21:21:35,894 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2023-11-23 21:21:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2023-11-23 21:21:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2023-11-23 21:21:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2023-11-23 21:21:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:21:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:21:35,895 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-23 21:21:35,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-23 21:21:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2023-11-23 21:21:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2023-11-23 21:21:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-23 21:21:35,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-23 21:21:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:35,896 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2023-11-23 21:21:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2023-11-23 21:21:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2023-11-23 21:21:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2023-11-23 21:21:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2023-11-23 21:21:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2023-11-23 21:21:35,897 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-23 21:21:35,897 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-23 21:21:35,898 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2023-11-23 21:21:35,898 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2023-11-23 21:21:37,370 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:37,376 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:37,953 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:21:53,483 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:58,991 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:58,992 INFO L309 CfgBuilder]: Removed 32 assume(true) statements. [2023-11-23 21:21:58,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:58 BoogieIcfgContainer [2023-11-23 21:21:58,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:58,998 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:58,998 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:59,003 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:59,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:28" (1/3) ... [2023-11-23 21:21:59,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fddc536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:59, skipping insertion in model container [2023-11-23 21:21:59,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:34" (2/3) ... [2023-11-23 21:21:59,005 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fddc536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:59, skipping insertion in model container [2023-11-23 21:21:59,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:58" (3/3) ... [2023-11-23 21:21:59,007 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2023-11-23 21:21:59,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:59,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:59,159 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:59,167 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@1bbddd68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:59,167 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand has 2736 states, 1736 states have (on average 1.362327188940092) internal successors, (2365), 1814 states have internal predecessors, (2365), 822 states have call successors, (822), 177 states have call predecessors, (822), 176 states have return successors, (809), 799 states have call predecessors, (809), 809 states have call successors, (809) [2023-11-23 21:21:59,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2023-11-23 21:21:59,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:59,250 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 38, 38, 38, 38, 38, 38, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:59,251 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:59,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:59,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1580683133, now seen corresponding path program 1 times [2023-11-23 21:21:59,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:59,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968936044] [2023-11-23 21:21:59,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:59,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:02,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7982 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7982 trivial. 0 not checked. [2023-11-23 21:22:02,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:22:02,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968936044] [2023-11-23 21:22:02,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968936044] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:02,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:02,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:22:02,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052433518] [2023-11-23 21:22:02,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:02,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:22:02,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:22:02,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:22:02,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:22:02,790 INFO L87 Difference]: Start difference. First operand has 2736 states, 1736 states have (on average 1.362327188940092) internal successors, (2365), 1814 states have internal predecessors, (2365), 822 states have call successors, (822), 177 states have call predecessors, (822), 176 states have return successors, (809), 799 states have call predecessors, (809), 809 states have call successors, (809) 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, (59), 2 states have call predecessors, (59), 1 states have return successors, (58), 1 states have call predecessors, (58), 1 states have call successors, (58) [2023-11-23 21:22:04,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:06,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:09,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []