[INFO] fetching crate adf4351 0.1.0...
[INFO] documenting adf4351-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate adf4351 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate adf4351 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adf4351 0.1.0
[INFO] finished tweaking crates.io crate adf4351 0.1.0
[INFO] tweaked toml for crates.io crate adf4351 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate adf4351 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1614b5ed50b0a2917ec21a3620a46f541280815a8b6dbc3df4767c9961cddec3
[INFO] running `Command { std: "docker" "start" "-a" "1614b5ed50b0a2917ec21a3620a46f541280815a8b6dbc3df4767c9961cddec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1614b5ed50b0a2917ec21a3620a46f541280815a8b6dbc3df4767c9961cddec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1614b5ed50b0a2917ec21a3620a46f541280815a8b6dbc3df4767c9961cddec3", kill_on_drop: false }`
[INFO] [stdout] 1614b5ed50b0a2917ec21a3620a46f541280815a8b6dbc3df4767c9961cddec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de4c3899580f418a6914fe44c301d8d5aa928f3e7568d22e5148ea3d6be60864
[INFO] running `Command { std: "docker" "start" "-a" "de4c3899580f418a6914fe44c301d8d5aa928f3e7568d22e5148ea3d6be60864", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]  Documenting adf4351 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `DB30:DB15`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 | / gen_bitfield_struct!(
[INFO] [stdout] 180 | |     /// The 16 INT bits (Bits[DB30:DB15]) set the INT value, which
[INFO] [stdout] 181 | |     /// determines the integer part of the feedback division factor. The
[INFO] [stdout] 182 | |     /// INT value is used in Equation 1 (see the INT, FRAC, MOD, and
[INFO] [stdout] ...   |
[INFO] [stdout] 186 | |     , R0, Int, u16, 16, 15
[INFO] [stdout] 187 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             The 16 INT bits (Bits[DB30:DB15]) set the INT value, which
[INFO] [stdout]                                   ^^^^^^^^^
[INFO] [stdout]     = note: no item named `DB30:DB15` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB14:DB3`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 | / gen_bitfield_struct!(
[INFO] [stdout] 191 | |     ///  The 12 FRAC bits (Bits[DB14:DB3]) set the numerator of the
[INFO] [stdout] 192 | |     ///  fraction that is input to the Σ-Δ modulator. This fraction, along
[INFO] [stdout] 193 | |     ///  with the INT value, specifies the new frequency channel that
[INFO] [stdout] ...   |
[INFO] [stdout] 198 | |     , R0, Frac, u16, 12, 3
[INFO] [stdout] 199 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             The 12 FRAC bits (Bits[DB14:DB3]) set the numerator of the
[INFO] [stdout]                                    ^^^^^^^^
[INFO] [stdout]     = note: no item named `DB14:DB3` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB16:DB15`
[INFO] [stdout]    --> src/register.rs:208:43
[INFO] [stdout]     |
[INFO] [stdout] 208 | /// resync is enabled in Register 3, Bits[DB16:DB15]) when Register 0
[INFO] [stdout]     |                                           ^^^^^^^^^ no item named `DB16:DB15` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB26:DB15`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 | / gen_bitfield_struct!(
[INFO] [stdout] 243 | |     /// 12-Bit Phase Value
[INFO] [stdout] 244 | |     /// Bits[DB26:DB15] control the phase word. The phase word must
[INFO] [stdout] 245 | |     /// be less than the MOD value programmed in Register 1. The phase
[INFO] [stdout] ...   |
[INFO] [stdout] 248 | |     , R1, Phase, u16, 12, 15
[INFO] [stdout] 249 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB26:DB15] control the phase word. The phase word must
[INFO] [stdout]                  ^^^^^^^^^
[INFO] [stdout]     = note: no item named `DB26:DB15` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB14:DB3`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 | / gen_bitfield_struct!(
[INFO] [stdout] 253 | |     /// 12-Bit Modulus Value (MOD)
[INFO] [stdout] 254 | |     /// The 12 MOD bits (Bits[DB14:DB3]) set the fractional modulus.
[INFO] [stdout] 255 | |     /// The fractional modulus is the ratio of the PFD frequency to the
[INFO] [stdout] ...   |
[INFO] [stdout] 258 | |     , R1, Mod, u16, 12, 3
[INFO] [stdout] 259 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             The 12 MOD bits (Bits[DB14:DB3]) set the fractional modulus.
[INFO] [stdout]                                   ^^^^^^^^
[INFO] [stdout]     = note: no item named `DB14:DB3` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB30:DB29`
[INFO] [stdout]    --> src/register.rs:265:10
[INFO] [stdout]     |
[INFO] [stdout] 265 | /// Bits[DB30:DB29] in Register 2 (see Figure 26). The noise mode
[INFO] [stdout]     |          ^^^^^^^^^ no item named `DB30:DB29` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB28:DB26`
[INFO] [stdout]    --> src/register.rs:293:51
[INFO] [stdout]     |
[INFO] [stdout] 293 | /// The on-chip multiplexer is controlled by Bits[DB28:DB26]
[INFO] [stdout]     |                                                   ^^^^^^^^^ no item named `DB28:DB26` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB23:DB14`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 | / gen_bitfield_struct!(
[INFO] [stdout] 344 | |     /// The 10-bit R counter (Bits[DB23:DB14]) allows the input reference
[INFO] [stdout] 345 | |     /// frequency (REF IN ) to be divided down to produce the reference
[INFO] [stdout] 346 | |     /// clock to the PFD. Division ratios from 1 to 1023 are allowed.
[INFO] [stdout] 347 | |     , R2, R, u16, 10, 14
[INFO] [stdout] 348 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             The 10-bit R counter (Bits[DB23:DB14]) allows the input reference
[INFO] [stdout]                                        ^^^^^^^^^
[INFO] [stdout]     = note: no item named `DB23:DB14` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB22:DB20`
[INFO] [stdout]    --> src/register.rs:351:10
[INFO] [stdout]     |
[INFO] [stdout] 351 | /// Bits[DB22:DB20] in Register 4. For information about how
[INFO] [stdout]     |          ^^^^^^^^^ no item named `DB22:DB20` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB12:DB9`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 | / gen_bitfield_struct!(
[INFO] [stdout] 362 | |     /// Charge Pump Current Setting
[INFO] [stdout] 363 | |     /// Bits[DB12:DB9] set the charge pump current. This value should
[INFO] [stdout] 364 | |     /// be set to the charge pump current that the loop filter is designed
[INFO] [stdout] 365 | |     /// with (see Figure 26).
[INFO] [stdout] 366 | |     , R2, ChargePumpCurrent, u8, 4, 9
[INFO] [stdout] 367 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB12:DB9] set the charge pump current. This value should
[INFO] [stdout]                  ^^^^^^^^
[INFO] [stdout]     = note: no item named `DB12:DB9` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB8:DB7`
[INFO] [stdout]    --> src/register.rs:394:10
[INFO] [stdout]     |
[INFO] [stdout] 394 | /// Bits[DB8:DB7] is 00; for integer-N applications, the recom-
[INFO] [stdout]     |          ^^^^^^^ no item named `DB8:DB7` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB8:DB7`
[INFO] [stdout]    --> src/register.rs:395:29
[INFO] [stdout]     |
[INFO] [stdout] 395 | /// mended setting for Bits[DB8:DB7] is 11.
[INFO] [stdout]     |                             ^^^^^^^ no item named `DB8:DB7` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB16:DB15`
[INFO] [stdout]    --> src/register.rs:514:10
[INFO] [stdout]     |
[INFO] [stdout] 514 | /// Bits[DB16:DB15] must be set to 10 to activate phase resync
[INFO] [stdout]     |          ^^^^^^^^^ no item named `DB16:DB15` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB16:DB15`
[INFO] [stdout]    --> src/register.rs:517:38
[INFO] [stdout]     |
[INFO] [stdout] 517 | /// Sequences section). Setting Bits[DB16:DB15] to 00 disables
[INFO] [stdout]     |                                      ^^^^^^^^^ no item named `DB16:DB15` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB14:DB3`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 528 | / gen_bitfield_struct!(
[INFO] [stdout] 529 | |     /// 12-Bit Clock Divider Value
[INFO] [stdout] 530 | |     /// Bits[DB14:DB3] set the 12-bit clock divider value. This value
[INFO] [stdout] 531 | |     /// is the timeout counter for activation of phase resync (see the
[INFO] [stdout] ...   |
[INFO] [stdout] 535 | |     , R3, ClockDividerValue, u16, 12, 3
[INFO] [stdout] 536 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB14:DB3] set the 12-bit clock divider value. This value
[INFO] [stdout]                  ^^^^^^^^
[INFO] [stdout]     = note: no item named `DB14:DB3` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB22:DB20`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 557 | / gen_bitfield_struct!(
[INFO] [stdout] 558 | |     /// RF Divider Select
[INFO] [stdout] 559 | |     /// Bits[DB22:DB20] select the value of the RF output divider (see
[INFO] [stdout] 560 | |     /// Figure 28).
[INFO] [stdout] 561 | |     , R4, RfDividerSelect, u8, 3, 20
[INFO] [stdout] 562 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB22:DB20] select the value of the RF output divider (see
[INFO] [stdout]                  ^^^^^^^^^
[INFO] [stdout]     = note: no item named `DB22:DB20` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB19:DB12`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 565 | / gen_bitfield_struct!(
[INFO] [stdout] 566 | |     /// Band Select Clock Divider Value
[INFO] [stdout] 567 | |     /// Bits[DB19:DB12] set a divider for the band select logic clock input.
[INFO] [stdout] 568 | |     /// By default, the output of the R counter is the value used to clock
[INFO] [stdout] ...   |
[INFO] [stdout] 572 | |     , R4, BandSelectClockDiv, u8, 8, 12
[INFO] [stdout] 573 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB19:DB12] set a divider for the band select logic clock input.
[INFO] [stdout]                  ^^^^^^^^^
[INFO] [stdout]     = note: no item named `DB19:DB12` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB7:DB6`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 618 | / gen_bitfield_struct!(
[INFO] [stdout] 619 | |     /// AUX Output Power
[INFO] [stdout] 620 | |     /// Bits[DB7:DB6] set the value of the auxiliary RF output power
[INFO] [stdout] 621 | |     /// level (see Figure 28).
[INFO] [stdout] 622 | |     , R4, AuxOutputPower, u8, 2, 6
[INFO] [stdout] 623 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB7:DB6] set the value of the auxiliary RF output power
[INFO] [stdout]                  ^^^^^^^
[INFO] [stdout]     = note: no item named `DB7:DB6` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB4:DB3`
[INFO] [stdout]    --> src/register.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |           $(#[$meta])*
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 637 | / gen_bitfield_struct!(
[INFO] [stdout] 638 | |     /// Output Power
[INFO] [stdout] 639 | |     /// Bits[DB4:DB3] set the value of the primary RF output power
[INFO] [stdout] 640 | |     /// level (see Figure 28).
[INFO] [stdout] 641 | |     , R4, OutputPower, u8, 2, 3
[INFO] [stdout] 642 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             Bits[DB4:DB3] set the value of the primary RF output power
[INFO] [stdout]                  ^^^^^^^
[INFO] [stdout]     = note: no item named `DB4:DB3` in scope
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: this warning originates in the macro `gen_bitfield_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `DB23:DB22`
[INFO] [stdout]    --> src/register.rs:645:10
[INFO] [stdout]     |
[INFO] [stdout] 645 | /// Bits[DB23:DB22] set the operation of the lock detect (LD) pin
[INFO] [stdout]     |          ^^^^^^^^^ no item named `DB23:DB22` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "de4c3899580f418a6914fe44c301d8d5aa928f3e7568d22e5148ea3d6be60864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de4c3899580f418a6914fe44c301d8d5aa928f3e7568d22e5148ea3d6be60864", kill_on_drop: false }`
[INFO] [stdout] de4c3899580f418a6914fe44c301d8d5aa928f3e7568d22e5148ea3d6be60864
