[INFO] fetching crate bmp-rust 0.5.0...
[INFO] checking bmp-rust-0.5.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate bmp-rust 0.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate bmp-rust 0.5.0
[INFO] finished tweaking crates.io crate bmp-rust 0.5.0
[INFO] tweaked toml for crates.io crate bmp-rust 0.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bmp-rust 0.5.0 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bmp-rust 0.5.0 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8
[INFO] running `Command { std: "docker" "start" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking bmp-rust v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `EXTRA_BIT_MASKS` is never used
[INFO] [stdout]    --> src/bmp.rs:357:6
[INFO] [stdout]     |
[INFO] [stdout] 357 | enum EXTRA_BIT_MASKS {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `vec_to_1u8_array`, `get_extra_bit_masks`, and `get_color_profile` are never used
[INFO] [stdout]     --> src/bmp.rs:498:6
[INFO] [stdout]      |
[INFO] [stdout]  387 | impl BMP {
[INFO] [stdout]      | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  498 |   fn vec_to_1u8_array(vector: Vec<u8>) -> [u8; 1] {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  945 |   fn get_extra_bit_masks(&self) -> Result<EXTRA_BIT_MASKS, ErrorKind> {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1139 |   fn get_color_profile(&self) -> Result<Vec<u8>, ErrorKind> {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `f64`
[INFO] [stdout]    --> src/bmp.rs:556:12
[INFO] [stdout]     |
[INFO] [stdout] 556 |     return (f64::from(alpha)/255.0).into();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 556 -     return (f64::from(alpha)/255.0).into();
[INFO] [stdout] 556 +     return (f64::from(alpha)/255.0);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 556 -     return (f64::from(alpha)/255.0).into();
[INFO] [stdout] 556 +     return <f64 as Into<_>>::into((f64::from(alpha)/255.0));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bmp-rust` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: enum `EXTRA_BIT_MASKS` is never used
[INFO] [stdout]    --> src/bmp.rs:357:6
[INFO] [stdout]     |
[INFO] [stdout] 357 | enum EXTRA_BIT_MASKS {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `vec_to_1u8_array`, `get_extra_bit_masks`, and `get_color_profile` are never used
[INFO] [stdout]     --> src/bmp.rs:498:6
[INFO] [stdout]      |
[INFO] [stdout]  387 | impl BMP {
[INFO] [stdout]      | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  498 |   fn vec_to_1u8_array(vector: Vec<u8>) -> [u8; 1] {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  945 |   fn get_extra_bit_masks(&self) -> Result<EXTRA_BIT_MASKS, ErrorKind> {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1139 |   fn get_color_profile(&self) -> Result<Vec<u8>, ErrorKind> {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `f64`
[INFO] [stdout]    --> src/bmp.rs:556:12
[INFO] [stdout]     |
[INFO] [stdout] 556 |     return (f64::from(alpha)/255.0).into();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 556 -     return (f64::from(alpha)/255.0).into();
[INFO] [stdout] 556 +     return (f64::from(alpha)/255.0);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 556 -     return (f64::from(alpha)/255.0).into();
[INFO] [stdout] 556 +     return <f64 as Into<_>>::into((f64::from(alpha)/255.0));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bmp-rust` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8", kill_on_drop: false }`
[INFO] [stdout] 4077c9560d1845494198fab685e762d4fa8f77e14cfa00568ccc6a5b0313efe8
