[INFO] fetching crate chunky 0.3.7...
[INFO] testing chunky-0.3.7 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate chunky 0.3.7 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate chunky 0.3.7 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chunky 0.3.7
[INFO] finished tweaking crates.io crate chunky 0.3.7
[INFO] tweaked toml for crates.io crate chunky 0.3.7 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c34ac3b06d13312d65337c098a766c84f41b6497ae51de62d61d0b819c649cbf
[INFO] running `Command { std: "docker" "start" "-a" "c34ac3b06d13312d65337c098a766c84f41b6497ae51de62d61d0b819c649cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c34ac3b06d13312d65337c098a766c84f41b6497ae51de62d61d0b819c649cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34ac3b06d13312d65337c098a766c84f41b6497ae51de62d61d0b819c649cbf", kill_on_drop: false }`
[INFO] [stdout] c34ac3b06d13312d65337c098a766c84f41b6497ae51de62d61d0b819c649cbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b4ba2fc58f0dd711da6a0f9719666cb5b2562dd6f53f49e9b9c19b4a522b482
[INFO] running `Command { std: "docker" "start" "-a" "7b4ba2fc58f0dd711da6a0f9719666cb5b2562dd6f53f49e9b9c19b4a522b482", kill_on_drop: false }`
[INFO] [stderr]    Compiling chunky v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/queue.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/queue.rs:135:10
[INFO] [stdout]     |
[INFO] [stdout] 135 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(vec_resize_default)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_resize_default`
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(vec_resize_default)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chunky` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7b4ba2fc58f0dd711da6a0f9719666cb5b2562dd6f53f49e9b9c19b4a522b482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4ba2fc58f0dd711da6a0f9719666cb5b2562dd6f53f49e9b9c19b4a522b482", kill_on_drop: false }`
[INFO] [stdout] 7b4ba2fc58f0dd711da6a0f9719666cb5b2562dd6f53f49e9b9c19b4a522b482