[INFO] cloning repository https://github.com/owengage/fastnbt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/owengage/fastnbt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowengage%2Ffastnbt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowengage%2Ffastnbt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 061147caddc500814db987ec66160b0f07eb3e3f
[INFO] checking owengage/fastnbt against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowengage%2Ffastnbt" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/owengage/fastnbt
[INFO] finished tweaking git repo https://github.com/owengage/fastnbt
[INFO] tweaked toml for git repo https://github.com/owengage/fastnbt written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/owengage/fastnbt on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/owengage/fastnbt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lz4-java-wrc v0.2.0
[INFO] [stderr]   Downloaded termcolor v1.3.0
[INFO] [stderr]   Downloaded arbitrary v1.3.0
[INFO] [stderr]   Downloaded derive_arbitrary v1.3.1
[INFO] [stderr]   Downloaded fastnbt v2.4.4
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 009c32d9ad6c0cbc6e8f6f9d6486c1179c18d7699c8eca6425f53b3fed347cc5
[INFO] running `Command { std: "docker" "start" "-a" "009c32d9ad6c0cbc6e8f6f9d6486c1179c18d7699c8eca6425f53b3fed347cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "009c32d9ad6c0cbc6e8f6f9d6486c1179c18d7699c8eca6425f53b3fed347cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009c32d9ad6c0cbc6e8f6f9d6486c1179c18d7699c8eca6425f53b3fed347cc5", kill_on_drop: false }`
[INFO] [stdout] 009c32d9ad6c0cbc6e8f6f9d6486c1179c18d7699c8eca6425f53b3fed347cc5
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d27b24e734fa8c3582175f996ad336fe2fc9ec3c7d538946456eef164dfc1bc6
[INFO] running `Command { std: "docker" "start" "-a" "d27b24e734fa8c3582175f996ad336fe2fc9ec3c7d538946456eef164dfc1bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking cesu8 v1.1.0
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[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.37
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[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking plotters v0.3.5
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[INFO] [stderr]    Compiling serde_derive v1.0.188
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[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking fastsnbt v0.2.0 (/opt/rustwide/workdir/fastsnbt)
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking fastnbt v2.6.0 (/opt/rustwide/workdir/fastnbt)
[INFO] [stderr]     Checking fastnbt v2.4.4
[INFO] [stdout] warning: field `ser` is never read
[INFO] [stdout]   --> fastnbt/src/value/array_serializer.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ArraySerializer<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 11 |     pub ser: &'a mut Serializer,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> fastnbt/src/value/de.rs:882:19
[INFO] [stdout]     |
[INFO] [stdout] 882 |     fn unexpected(&self) -> Unexpected {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 882 |     fn unexpected(&self) -> Unexpected<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fastanvil v0.32.0 (/opt/rustwide/workdir/fastanvil)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: unused import: `nbt`
[INFO] [stdout]  --> fastnbt/src/test/de.rs:8:52
[INFO] [stdout]   |
[INFO] [stdout] 8 |     from_bytes, from_bytes_with_opts, from_reader, nbt,
[INFO] [stdout]   |                                                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DeOpts` and `from_bytes_with_opts`
[INFO] [stdout]  --> fastnbt/src/test/ser.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     borrow, from_bytes, from_bytes_with_opts,
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     test::{resources::CHUNK_RAW_WITH_ENTITIES, Single, Wrap},
[INFO] [stdout] 6 |     to_bytes, to_bytes_with_opts, to_writer_with_opts, ByteArray, DeOpts, IntArray, LongArray,
[INFO] [stdout]   |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_writer`
[INFO] [stdout]   --> fastnbt/src/test/ser.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json::to_writer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/complete/section.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_blocks(&self) -> SectionBlockIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_blocks(&self) -> SectionBlockIter<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/complete/section_tower.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn iter_blocks(&self) -> SectionTowerBlockIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn iter_blocks(&self) -> SectionTowerBlockIter<'_> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/java/section_data.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_iter_indices(&self) -> Option<StatesIter> {
[INFO] [stdout]    |                             ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_iter_indices(&self) -> Option<StatesIter<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/java/section_data.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn try_iter_indices(&self) -> Option<StatesIter> {
[INFO] [stdout]    |                             ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn try_iter_indices(&self) -> Option<StatesIter<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fastnbt-tools v0.27.0 (/opt/rustwide/workdir/tools)
[INFO] [stdout] warning: struct `ErrorMessage` is never constructed
[INFO] [stdout]   --> tools/src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct ErrorMessage(&'static str);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ErrorMessage` is never constructed
[INFO] [stdout]   --> tools/src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct ErrorMessage(&'static str);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ErrorMessage` is never constructed
[INFO] [stdout]  --> tools/src/bin/flatten-model.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ErrorMessage(&'static str);
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ErrorMessage` is never constructed
[INFO] [stdout]  --> tools/src/bin/flatten-model.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ErrorMessage(&'static str);
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/complete/section.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_blocks(&self) -> SectionBlockIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_blocks(&self) -> SectionBlockIter<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/complete/section_tower.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn iter_blocks(&self) -> SectionTowerBlockIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn iter_blocks(&self) -> SectionTowerBlockIter<'_> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/java/section_data.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_iter_indices(&self) -> Option<StatesIter> {
[INFO] [stdout]    |                             ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_iter_indices(&self) -> Option<StatesIter<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> fastanvil/src/java/section_data.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn try_iter_indices(&self) -> Option<StatesIter> {
[INFO] [stdout]    |                             ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn try_iter_indices(&self) -> Option<StatesIter<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ser` is never read
[INFO] [stdout]   --> fastnbt/src/value/array_serializer.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ArraySerializer<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 11 |     pub ser: &'a mut Serializer,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> fastnbt/src/test/minecraft_chunk.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |         Known(KnownEntity),
[INFO] [stdout]    |         ----- ^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 68 -         Known(KnownEntity),
[INFO] [stdout] 68 +         Known(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> fastnbt/src/test/minecraft_chunk.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Unknown(Value),
[INFO] [stdout]    |         ------- ^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 69 -         Unknown(Value),
[INFO] [stdout] 69 +         Unknown(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `block_states` is never read
[INFO] [stdout]    --> fastnbt/src/test/minecraft_chunk.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub struct Section<'a> {
[INFO] [stdout]     |                ------- field in this struct
[INFO] [stdout] 114 |         #[serde(borrow)]
[INFO] [stdout] 115 |         pub block_states: Option<&'a [u8]>,
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Section` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> fastnbt/src/value/de.rs:882:19
[INFO] [stdout]     |
[INFO] [stdout] 882 |     fn unexpected(&self) -> Unexpected {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 882 |     fn unexpected(&self) -> Unexpected<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.37s
[INFO] running `Command { std: "docker" "inspect" "d27b24e734fa8c3582175f996ad336fe2fc9ec3c7d538946456eef164dfc1bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27b24e734fa8c3582175f996ad336fe2fc9ec3c7d538946456eef164dfc1bc6", kill_on_drop: false }`
[INFO] [stdout] d27b24e734fa8c3582175f996ad336fe2fc9ec3c7d538946456eef164dfc1bc6
