[INFO] cloning repository https://github.com/ToBinio/wav-player
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ToBinio/wav-player" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToBinio%2Fwav-player", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToBinio%2Fwav-player'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f611564e2a6029cb64bd8c02253da8f25fd15454
[INFO] checking ToBinio/wav-player against 5b237c915528dadada3f674b90c7c80368b632be for pr-133502-29
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToBinio%2Fwav-player" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ToBinio/wav-player
[INFO] finished tweaking git repo https://github.com/ToBinio/wav-player
[INFO] tweaked toml for git repo https://github.com/ToBinio/wav-player written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ToBinio/wav-player on toolchain 5b237c915528dadada3f674b90c7c80368b632be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ToBinio/wav-player 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" "+5b237c915528dadada3f674b90c7c80368b632be" "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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7
[INFO] running `Command { std: "docker" "start" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7", 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" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7" "/opt/rustwide/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7", 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" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7" "/opt/rustwide/cargo-home/bin/cargo" "+5b237c915528dadada3f674b90c7c80368b632be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking wav-player v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `audio_format`, `nbr_channels`, `frequency`, `byte_per_sec`, `byte_per_block`, and `bits_per_sample` are never read
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct AudioHeader {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 15 |     audio_format: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 16 |     nbr_channels: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 17 |     frequency: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 18 |     byte_per_sec: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 19 |     byte_per_block: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     bits_per_sample: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AudioHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `audio_format`, `nbr_channels`, `frequency`, `byte_per_sec`, `byte_per_block`, and `bits_per_sample` are never read
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct AudioHeader {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 15 |     audio_format: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 16 |     nbr_channels: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 17 |     frequency: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 18 |     byte_per_sec: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 19 |     byte_per_block: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     bits_per_sample: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AudioHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7", kill_on_drop: false }`
[INFO] [stdout] 01e6e85a2b5ec56374fe1135f475fda99bbfb23fee40b106330e6025f81ec3e7
