[INFO] fetching crate dark-light 0.1.1...
[INFO] testing dark-light-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate dark-light 0.1.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate dark-light 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dark-light 0.1.1
[INFO] finished tweaking crates.io crate dark-light 0.1.1
[INFO] tweaked toml for crates.io crate dark-light 0.1.1 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate dark-light 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5285f0e3170f86c726add89a942861d0e837d627a5ea25ee93597b0f42902ec2
[INFO] running `Command { std: "docker" "start" "-a" "5285f0e3170f86c726add89a942861d0e837d627a5ea25ee93597b0f42902ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5285f0e3170f86c726add89a942861d0e837d627a5ea25ee93597b0f42902ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5285f0e3170f86c726add89a942861d0e837d627a5ea25ee93597b0f42902ec2", kill_on_drop: false }`
[INFO] [stdout] 5285f0e3170f86c726add89a942861d0e837d627a5ea25ee93597b0f42902ec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07ac9f417d94ba30437a349ebfcb073efbf0064984133e88771cfdfbb6a07ad8
[INFO] running `Command { std: "docker" "start" "-a" "07ac9f417d94ba30437a349ebfcb073efbf0064984133e88771cfdfbb6a07ad8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark-light v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mode`
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Mode::Light
[INFO] [stdout]    |         ^^^^ use of undeclared type `Mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dark-light` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "07ac9f417d94ba30437a349ebfcb073efbf0064984133e88771cfdfbb6a07ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ac9f417d94ba30437a349ebfcb073efbf0064984133e88771cfdfbb6a07ad8", kill_on_drop: false }`
[INFO] [stdout] 07ac9f417d94ba30437a349ebfcb073efbf0064984133e88771cfdfbb6a07ad8
