[INFO] cloning repository https://github.com/ViddeM/ogg-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ViddeM/ogg-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fogg-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fogg-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9540922267e544bf26d1b796db3ea86feedb4199
[INFO] checking ViddeM/ogg-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fogg-rs" "/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/ViddeM/ogg-rs
[INFO] finished tweaking git repo https://github.com/ViddeM/ogg-rs
[INFO] tweaked toml for git repo https://github.com/ViddeM/ogg-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ViddeM/ogg-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ViddeM/ogg-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 568d627b3045ee48b10bda877cf37ecb7bee331a5f6b541861718a092eed72d3
[INFO] running `Command { std: "docker" "start" "-a" "568d627b3045ee48b10bda877cf37ecb7bee331a5f6b541861718a092eed72d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "568d627b3045ee48b10bda877cf37ecb7bee331a5f6b541861718a092eed72d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568d627b3045ee48b10bda877cf37ecb7bee331a5f6b541861718a092eed72d3", kill_on_drop: false }`
[INFO] [stdout] 568d627b3045ee48b10bda877cf37ecb7bee331a5f6b541861718a092eed72d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3698c218fa51881117d08398c12b96d755f9453a4a2fb0532177c4f3413c46b
[INFO] running `Command { std: "docker" "start" "-a" "e3698c218fa51881117d08398c12b96d755f9453a4a2fb0532177c4f3413c46b", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking color-eyre v0.6.5
[INFO] [stderr]     Checking ogg-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut ogg_file =
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut ogg_file =
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     color_eyre::install();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = color_eyre::install();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     color_eyre::install();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = color_eyre::install();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, HeaderTypeFlags>
[INFO] [stdout]   --> src/ogg_header.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let header_type = read_u8(bytes)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 60 | |             .wrap_err("Failed to read header type")?
[INFO] [stdout] 61 | |             .try_into()?;
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<HeaderTypeFlags, Infallible>
[INFO] [stdout]   --> src/ogg_header.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let header_type = read_u8(bytes)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 60 | |             .wrap_err("Failed to read header type")?
[INFO] [stdout] 61 | |             .try_into()?;
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, HeaderTypeFlags>
[INFO] [stdout]   --> src/ogg_header.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let header_type = read_u8(bytes)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 60 | |             .wrap_err("Failed to read header type")?
[INFO] [stdout] 61 | |             .try_into()?;
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<HeaderTypeFlags, Infallible>
[INFO] [stdout]   --> src/ogg_header.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let header_type = read_u8(bytes)
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 60 | |             .wrap_err("Failed to read header type")?
[INFO] [stdout] 61 | |             .try_into()?;
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ogg-rs` (bin "ogg-rs" test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ogg-rs` (bin "ogg-rs") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e3698c218fa51881117d08398c12b96d755f9453a4a2fb0532177c4f3413c46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3698c218fa51881117d08398c12b96d755f9453a4a2fb0532177c4f3413c46b", kill_on_drop: false }`
[INFO] [stdout] e3698c218fa51881117d08398c12b96d755f9453a4a2fb0532177c4f3413c46b
