[INFO] fetching crate cbindgen 0.20.0...
[INFO] checking cbindgen-0.20.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate cbindgen 0.20.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cbindgen 0.20.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbindgen 0.20.0
[INFO] finished tweaking crates.io crate cbindgen 0.20.0
[INFO] tweaked toml for crates.io crate cbindgen 0.20.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate cbindgen 0.20.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.5.0
[INFO] [stderr]   Downloaded serial_test v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bca8741f97f4bcc6d275547cf975ff9b17efdfb8cb286b6a6fe1f1c7f9be1354
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bca8741f97f4bcc6d275547cf975ff9b17efdfb8cb286b6a6fe1f1c7f9be1354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bca8741f97f4bcc6d275547cf975ff9b17efdfb8cb286b6a6fe1f1c7f9be1354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca8741f97f4bcc6d275547cf975ff9b17efdfb8cb286b6a6fe1f1c7f9be1354", kill_on_drop: false }`
[INFO] [stdout] bca8741f97f4bcc6d275547cf975ff9b17efdfb8cb286b6a6fe1f1c7f9be1354
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa6dd6e605c10538b0da7be18cf7fbef55323d42ec5bad84f03099e7ab6d6e07
[INFO] running `Command { std: "docker" "start" "-a" "fa6dd6e605c10538b0da7be18cf7fbef55323d42ec5bad84f03099e7ab6d6e07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling cbindgen v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling serial_test_derive v0.5.0
[INFO] [stderr]     Checking serial_test v0.5.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stdout] warning: field is never read: `struct_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     colon_token: Token![:],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `const_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     const_token: Token![const],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `equals_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     equals_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `semicolon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     semicolon_token: Token![;],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     version: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     features: HashMap<String, Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     kind: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `optional`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     optional: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uses_default_features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     uses_default_features: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     features: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `struct_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     colon_token: Token![:],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `const_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     const_token: Token![const],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `equals_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     equals_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `semicolon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     semicolon_token: Token![;],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     version: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     features: HashMap<String, Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     kind: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `optional`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     optional: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uses_default_features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     uses_default_features: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     features: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `struct_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     colon_token: Token![:],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `const_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     const_token: Token![const],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `equals_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     equals_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `semicolon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     semicolon_token: Token![;],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     version: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     features: HashMap<String, Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     kind: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `optional`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     optional: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uses_default_features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     uses_default_features: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     features: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `struct_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     colon_token: Token![:],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `const_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     const_token: Token![const],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `equals_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     equals_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `semicolon_token`
[INFO] [stdout]   --> src/bindgen/bitflags.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     semicolon_token: Token![;],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     version: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     features: HashMap<String, Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     kind: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `optional`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     optional: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uses_default_features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     uses_default_features: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]   --> src/bindgen/cargo/cargo_metadata.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     features: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "fa6dd6e605c10538b0da7be18cf7fbef55323d42ec5bad84f03099e7ab6d6e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa6dd6e605c10538b0da7be18cf7fbef55323d42ec5bad84f03099e7ab6d6e07", kill_on_drop: false }`
[INFO] [stdout] fa6dd6e605c10538b0da7be18cf7fbef55323d42ec5bad84f03099e7ab6d6e07