[INFO] fetching crate h264-reader 0.7.0...
[INFO] checking h264-reader-0.7.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate h264-reader 0.7.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate h264-reader 0.7.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate h264-reader 0.7.0
[INFO] finished tweaking crates.io crate h264-reader 0.7.0
[INFO] tweaked toml for crates.io crate h264-reader 0.7.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 81 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding bitstream-io v1.10.0 (latest: v2.2.0)
[INFO] [stderr]       Adding four-cc v0.1.0 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding mp4ra-rust v0.1.0 (latest: v0.3.0)
[INFO] [stderr]       Adding rfc6381-codec v0.1.0 (latest: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitstream-io v1.10.0
[INFO] [stderr]   Downloaded hex-slice v0.1.4
[INFO] [stderr]   Downloaded mpeg4-audio-const v0.2.0
[INFO] [stderr]   Downloaded four-cc v0.1.0
[INFO] [stderr]   Downloaded rfc6381-codec v0.1.0
[INFO] [stderr]   Downloaded mp4ra-rust v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 058e12b82cb012265b717ade2e0ae39b9ccb7f404d12e04ea47bde14e70bcc77
[INFO] running `Command { std: "docker" "start" "-a" "058e12b82cb012265b717ade2e0ae39b9ccb7f404d12e04ea47bde14e70bcc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "058e12b82cb012265b717ade2e0ae39b9ccb7f404d12e04ea47bde14e70bcc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058e12b82cb012265b717ade2e0ae39b9ccb7f404d12e04ea47bde14e70bcc77", kill_on_drop: false }`
[INFO] [stdout] 058e12b82cb012265b717ade2e0ae39b9ccb7f404d12e04ea47bde14e70bcc77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5445c1abf28221b42eedc7e2039f3ae7f2b8763a394d878953ddba2eaa2d65e3
[INFO] running `Command { std: "docker" "start" "-a" "5445c1abf28221b42eedc7e2039f3ae7f2b8763a394d878953ddba2eaa2d65e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking four-cc v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking mpeg4-audio-const v0.2.0
[INFO] [stderr]     Checking bitstream-io v1.10.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking mp4ra-rust v0.1.0
[INFO] [stderr]     Checking rfc6381-codec v0.1.0
[INFO] [stderr]     Checking h264-reader v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `memchr` is imported redundantly
[INFO] [stdout]  --> src/annexb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use memchr;
[INFO] [stdout]   |     ^^^^^^ the item `memchr` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top_left` and `bottom_right` are never read
[INFO] [stdout]   --> src/nal/pps.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct SliceRect {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 43 |     top_left: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 44 |     bottom_right: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SliceRect` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_ref_idx_l1_active_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     B {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 167 |         num_ref_idx_l0_active_minus1: u32,
[INFO] [stdout] 168 |         num_ref_idx_l1_active_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:187:14
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(u32),
[INFO] [stdout]     |     -------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(u32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(u32),
[INFO] [stdout]     |     ----------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_pic_list_modification_l0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     P {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 195 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ref_pic_list_modification_l0` and `ref_pic_list_modification_l1` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     B {
[INFO] [stdout]     |     - fields in this variant
[INFO] [stdout] 198 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 199 |         ref_pic_list_modification_l1: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight` and `offset` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | struct PredWeight {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 247 |     weight: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 248 |     offset: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeight` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `luma_log2_weight_denom`, `chroma_log2_weight_denom`, `luma_weights`, and `chroma_weights` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct PredWeightTable {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 252 |     luma_log2_weight_denom: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |     chroma_log2_weight_denom: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 254 |     luma_weights: Vec<Option<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 255 |     chroma_weights: Vec<Vec<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeightTable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `difference_of_pic_nums_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:321:29
[INFO] [stdout]     |
[INFO] [stdout] 321 |     ShortTermUnusedForRef { difference_of_pic_nums_minus1: u32 },
[INFO] [stdout]     |     ---------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_pic_num` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |     LongTermUnusedForRef { long_term_pic_num: u32 },
[INFO] [stdout]     |     --------------------   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `difference_of_pic_nums_minus1` and `long_term_frame_idx` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ShortTermUsedForLongTerm {
[INFO] [stdout]     |     ------------------------ fields in this variant
[INFO] [stdout] 326 |         difference_of_pic_nums_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 327 |         long_term_frame_idx: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_long_term_frame_idx_plus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:330:31
[INFO] [stdout]     |
[INFO] [stdout] 330 |     MaxUsedLongTermFrameRef { max_long_term_frame_idx_plus1: u32 },
[INFO] [stdout]     |     -----------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_frame_idx` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:334:30
[INFO] [stdout]     |
[INFO] [stdout] 334 |     CurrentUsedForLongTerm { long_term_frame_idx: u32 },
[INFO] [stdout]     |     ----------------------   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no_output_of_prior_pics_flag` and `long_term_reference_flag` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Idr {
[INFO] [stdout]     |     --- fields in this variant
[INFO] [stdout] 341 |         no_output_of_prior_pics_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 342 |         long_term_reference_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:347:14
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(Vec<MemoryManagementControlOperation>),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub struct SliceHeader {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 419 |     first_mb_in_slice: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 420 |     slice_type: SliceType,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 421 |     colour_plane: Option<ColourPlane>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 424 |     idr_pic_id: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 425 |     pub pic_order_cnt_lsb: Option<PicOrderCountLsb>,
[INFO] [stdout] 426 |     redundant_pic_cnt: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 427 |     direct_spatial_mv_pred_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 428 |     num_ref_idx_active: Option<NumRefIdxActive>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 429 |     ref_pic_list_modification: Option<RefPicListModifications>, // may become an enum rather than Option in future (for ref_pic_list_mvc_...
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 430 |     pred_weight_table: Option<PredWeightTable>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 431 |     dec_ref_pic_marking: Option<DecRefPicMarking>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 432 |     cabac_init_idc: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 433 |     slice_qp_delta: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 434 |     sp_for_switch_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 435 |     slice_qs: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 436 |     disable_deblocking_filter_idc: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SliceHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: the item `memchr` is imported redundantly
[INFO] [stdout]  --> src/annexb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use memchr;
[INFO] [stdout]   |     ^^^^^^ the item `memchr` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top_left` and `bottom_right` are never read
[INFO] [stdout]   --> src/nal/pps.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct SliceRect {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 43 |     top_left: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 44 |     bottom_right: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SliceRect` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_ref_idx_l1_active_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     B {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 167 |         num_ref_idx_l0_active_minus1: u32,
[INFO] [stdout] 168 |         num_ref_idx_l1_active_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:187:14
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(u32),
[INFO] [stdout]     |     -------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(u32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(u32),
[INFO] [stdout]     |     ----------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_pic_list_modification_l0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     P {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 195 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ref_pic_list_modification_l0` and `ref_pic_list_modification_l1` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     B {
[INFO] [stdout]     |     - fields in this variant
[INFO] [stdout] 198 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 199 |         ref_pic_list_modification_l1: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight` and `offset` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | struct PredWeight {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 247 |     weight: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 248 |     offset: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeight` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `luma_log2_weight_denom`, `chroma_log2_weight_denom`, `luma_weights`, and `chroma_weights` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct PredWeightTable {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 252 |     luma_log2_weight_denom: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |     chroma_log2_weight_denom: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 254 |     luma_weights: Vec<Option<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 255 |     chroma_weights: Vec<Vec<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeightTable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `difference_of_pic_nums_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:321:29
[INFO] [stdout]     |
[INFO] [stdout] 321 |     ShortTermUnusedForRef { difference_of_pic_nums_minus1: u32 },
[INFO] [stdout]     |     ---------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_pic_num` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |     LongTermUnusedForRef { long_term_pic_num: u32 },
[INFO] [stdout]     |     --------------------   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `difference_of_pic_nums_minus1` and `long_term_frame_idx` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ShortTermUsedForLongTerm {
[INFO] [stdout]     |     ------------------------ fields in this variant
[INFO] [stdout] 326 |         difference_of_pic_nums_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 327 |         long_term_frame_idx: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_long_term_frame_idx_plus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:330:31
[INFO] [stdout]     |
[INFO] [stdout] 330 |     MaxUsedLongTermFrameRef { max_long_term_frame_idx_plus1: u32 },
[INFO] [stdout]     |     -----------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_frame_idx` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:334:30
[INFO] [stdout]     |
[INFO] [stdout] 334 |     CurrentUsedForLongTerm { long_term_frame_idx: u32 },
[INFO] [stdout]     |     ----------------------   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no_output_of_prior_pics_flag` and `long_term_reference_flag` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Idr {
[INFO] [stdout]     |     --- fields in this variant
[INFO] [stdout] 341 |         no_output_of_prior_pics_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 342 |         long_term_reference_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:347:14
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(Vec<MemoryManagementControlOperation>),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub struct SliceHeader {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 419 |     first_mb_in_slice: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 420 |     slice_type: SliceType,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 421 |     colour_plane: Option<ColourPlane>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 424 |     idr_pic_id: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 425 |     pub pic_order_cnt_lsb: Option<PicOrderCountLsb>,
[INFO] [stdout] 426 |     redundant_pic_cnt: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 427 |     direct_spatial_mv_pred_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 428 |     num_ref_idx_active: Option<NumRefIdxActive>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 429 |     ref_pic_list_modification: Option<RefPicListModifications>, // may become an enum rather than Option in future (for ref_pic_list_mvc_...
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 430 |     pred_weight_table: Option<PredWeightTable>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 431 |     dec_ref_pic_marking: Option<DecRefPicMarking>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 432 |     cabac_init_idc: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 433 |     slice_qp_delta: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 434 |     sp_for_switch_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 435 |     slice_qs: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 436 |     disable_deblocking_filter_idc: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SliceHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.18s
[INFO] running `Command { std: "docker" "inspect" "5445c1abf28221b42eedc7e2039f3ae7f2b8763a394d878953ddba2eaa2d65e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5445c1abf28221b42eedc7e2039f3ae7f2b8763a394d878953ddba2eaa2d65e3", kill_on_drop: false }`
[INFO] [stdout] 5445c1abf28221b42eedc7e2039f3ae7f2b8763a394d878953ddba2eaa2d65e3
[INFO] checking h264-reader-0.7.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate h264-reader 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate h264-reader 0.7.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate h264-reader 0.7.0
[INFO] finished tweaking crates.io crate h264-reader 0.7.0
[INFO] tweaked toml for crates.io crate h264-reader 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7958366504cc963df661f6bf7e3b921f9779ac2eec975eabc61c396e5365d204
[INFO] running `Command { std: "docker" "start" "-a" "7958366504cc963df661f6bf7e3b921f9779ac2eec975eabc61c396e5365d204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7958366504cc963df661f6bf7e3b921f9779ac2eec975eabc61c396e5365d204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7958366504cc963df661f6bf7e3b921f9779ac2eec975eabc61c396e5365d204", kill_on_drop: false }`
[INFO] [stdout] 7958366504cc963df661f6bf7e3b921f9779ac2eec975eabc61c396e5365d204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ebb1b1f7f162bffc4a942653c139119219eebbdce7ac529ddbb816c6d2f562
[INFO] running `Command { std: "docker" "start" "-a" "13ebb1b1f7f162bffc4a942653c139119219eebbdce7ac529ddbb816c6d2f562", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking four-cc v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking mpeg4-audio-const v0.2.0
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking bitstream-io v1.10.0
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking mp4ra-rust v0.1.0
[INFO] [stderr]     Checking rfc6381-codec v0.1.0
[INFO] [stderr]     Checking h264-reader v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `memchr` is imported redundantly
[INFO] [stdout]  --> src/annexb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use memchr;
[INFO] [stdout]   |     ^^^^^^ the item `memchr` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top_left` and `bottom_right` are never read
[INFO] [stdout]   --> src/nal/pps.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct SliceRect {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 43 |     top_left: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 44 |     bottom_right: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SliceRect` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_ref_idx_l1_active_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     B {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 167 |         num_ref_idx_l0_active_minus1: u32,
[INFO] [stdout] 168 |         num_ref_idx_l1_active_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:187:14
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(u32),
[INFO] [stdout]     |     -------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(u32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(u32),
[INFO] [stdout]     |     ----------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_pic_list_modification_l0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     P {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 195 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ref_pic_list_modification_l0` and `ref_pic_list_modification_l1` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     B {
[INFO] [stdout]     |     - fields in this variant
[INFO] [stdout] 198 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 199 |         ref_pic_list_modification_l1: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight` and `offset` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | struct PredWeight {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 247 |     weight: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 248 |     offset: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeight` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `luma_log2_weight_denom`, `chroma_log2_weight_denom`, `luma_weights`, and `chroma_weights` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct PredWeightTable {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 252 |     luma_log2_weight_denom: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |     chroma_log2_weight_denom: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 254 |     luma_weights: Vec<Option<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 255 |     chroma_weights: Vec<Vec<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeightTable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `difference_of_pic_nums_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:321:29
[INFO] [stdout]     |
[INFO] [stdout] 321 |     ShortTermUnusedForRef { difference_of_pic_nums_minus1: u32 },
[INFO] [stdout]     |     ---------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_pic_num` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |     LongTermUnusedForRef { long_term_pic_num: u32 },
[INFO] [stdout]     |     --------------------   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `difference_of_pic_nums_minus1` and `long_term_frame_idx` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ShortTermUsedForLongTerm {
[INFO] [stdout]     |     ------------------------ fields in this variant
[INFO] [stdout] 326 |         difference_of_pic_nums_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 327 |         long_term_frame_idx: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_long_term_frame_idx_plus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:330:31
[INFO] [stdout]     |
[INFO] [stdout] 330 |     MaxUsedLongTermFrameRef { max_long_term_frame_idx_plus1: u32 },
[INFO] [stdout]     |     -----------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_frame_idx` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:334:30
[INFO] [stdout]     |
[INFO] [stdout] 334 |     CurrentUsedForLongTerm { long_term_frame_idx: u32 },
[INFO] [stdout]     |     ----------------------   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no_output_of_prior_pics_flag` and `long_term_reference_flag` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Idr {
[INFO] [stdout]     |     --- fields in this variant
[INFO] [stdout] 341 |         no_output_of_prior_pics_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 342 |         long_term_reference_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:347:14
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(Vec<MemoryManagementControlOperation>),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub struct SliceHeader {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 419 |     first_mb_in_slice: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 420 |     slice_type: SliceType,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 421 |     colour_plane: Option<ColourPlane>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 424 |     idr_pic_id: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 425 |     pub pic_order_cnt_lsb: Option<PicOrderCountLsb>,
[INFO] [stdout] 426 |     redundant_pic_cnt: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 427 |     direct_spatial_mv_pred_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 428 |     num_ref_idx_active: Option<NumRefIdxActive>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 429 |     ref_pic_list_modification: Option<RefPicListModifications>, // may become an enum rather than Option in future (for ref_pic_list_mvc_...
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 430 |     pred_weight_table: Option<PredWeightTable>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 431 |     dec_ref_pic_marking: Option<DecRefPicMarking>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 432 |     cabac_init_idc: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 433 |     slice_qp_delta: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 434 |     sp_for_switch_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 435 |     slice_qs: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 436 |     disable_deblocking_filter_idc: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SliceHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: the item `memchr` is imported redundantly
[INFO] [stdout]  --> src/annexb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use memchr;
[INFO] [stdout]   |     ^^^^^^ the item `memchr` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top_left` and `bottom_right` are never read
[INFO] [stdout]   --> src/nal/pps.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct SliceRect {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 43 |     top_left: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 44 |     bottom_right: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SliceRect` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_ref_idx_l1_active_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     B {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 167 |         num_ref_idx_l0_active_minus1: u32,
[INFO] [stdout] 168 |         num_ref_idx_l1_active_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:187:14
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(u32),
[INFO] [stdout]     |     -------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 187 |     Subtract(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(u32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 188 |     Add(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(u32),
[INFO] [stdout]     |     ----------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 189 |     LongTermRef(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_pic_list_modification_l0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     P {
[INFO] [stdout]     |     - field in this variant
[INFO] [stdout] 195 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ref_pic_list_modification_l0` and `ref_pic_list_modification_l1` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     B {
[INFO] [stdout]     |     - fields in this variant
[INFO] [stdout] 198 |         ref_pic_list_modification_l0: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 199 |         ref_pic_list_modification_l1: Vec<ModificationOfPicNums>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `weight` and `offset` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | struct PredWeight {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 247 |     weight: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 248 |     offset: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeight` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `luma_log2_weight_denom`, `chroma_log2_weight_denom`, `luma_weights`, and `chroma_weights` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct PredWeightTable {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 252 |     luma_log2_weight_denom: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 253 |     chroma_log2_weight_denom: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 254 |     luma_weights: Vec<Option<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 255 |     chroma_weights: Vec<Vec<PredWeight>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PredWeightTable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `difference_of_pic_nums_minus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:321:29
[INFO] [stdout]     |
[INFO] [stdout] 321 |     ShortTermUnusedForRef { difference_of_pic_nums_minus1: u32 },
[INFO] [stdout]     |     ---------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_pic_num` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 |     LongTermUnusedForRef { long_term_pic_num: u32 },
[INFO] [stdout]     |     --------------------   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `difference_of_pic_nums_minus1` and `long_term_frame_idx` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     ShortTermUsedForLongTerm {
[INFO] [stdout]     |     ------------------------ fields in this variant
[INFO] [stdout] 326 |         difference_of_pic_nums_minus1: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 327 |         long_term_frame_idx: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_long_term_frame_idx_plus1` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:330:31
[INFO] [stdout]     |
[INFO] [stdout] 330 |     MaxUsedLongTermFrameRef { max_long_term_frame_idx_plus1: u32 },
[INFO] [stdout]     |     -----------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `long_term_frame_idx` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:334:30
[INFO] [stdout]     |
[INFO] [stdout] 334 |     CurrentUsedForLongTerm { long_term_frame_idx: u32 },
[INFO] [stdout]     |     ----------------------   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no_output_of_prior_pics_flag` and `long_term_reference_flag` are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Idr {
[INFO] [stdout]     |     --- fields in this variant
[INFO] [stdout] 341 |         no_output_of_prior_pics_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 342 |         long_term_reference_flag: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:347:14
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(Vec<MemoryManagementControlOperation>),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 347 |     Adaptive(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/nal/slice/mod.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 418 | pub struct SliceHeader {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 419 |     first_mb_in_slice: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 420 |     slice_type: SliceType,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 421 |     colour_plane: Option<ColourPlane>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 424 |     idr_pic_id: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 425 |     pub pic_order_cnt_lsb: Option<PicOrderCountLsb>,
[INFO] [stdout] 426 |     redundant_pic_cnt: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 427 |     direct_spatial_mv_pred_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 428 |     num_ref_idx_active: Option<NumRefIdxActive>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 429 |     ref_pic_list_modification: Option<RefPicListModifications>, // may become an enum rather than Option in future (for ref_pic_list_mvc_...
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 430 |     pred_weight_table: Option<PredWeightTable>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 431 |     dec_ref_pic_marking: Option<DecRefPicMarking>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 432 |     cabac_init_idc: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 433 |     slice_qp_delta: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 434 |     sp_for_switch_flag: Option<bool>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 435 |     slice_qs: Option<u32>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 436 |     disable_deblocking_filter_idc: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SliceHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.40s
[INFO] running `Command { std: "docker" "inspect" "13ebb1b1f7f162bffc4a942653c139119219eebbdce7ac529ddbb816c6d2f562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ebb1b1f7f162bffc4a942653c139119219eebbdce7ac529ddbb816c6d2f562", kill_on_drop: false }`
[INFO] [stdout] 13ebb1b1f7f162bffc4a942653c139119219eebbdce7ac529ddbb816c6d2f562