[INFO] cloning repository https://github.com/phaazon/kit-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phaazon/kit-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphaazon%2Fkit-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphaazon%2Fkit-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa97b51651479658ee06c92a3bbafd613e0a961c
[INFO] documenting phaazon/kit-test against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphaazon%2Fkit-test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phaazon/kit-test on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phaazon/kit-test
[INFO] finished tweaking git repo https://github.com/phaazon/kit-test
[INFO] tweaked toml for git repo https://github.com/phaazon/kit-test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/phaazon/kit-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f02ca1e94b1c1a3af9b02a884e7bd00ff8b0ce9318ac69c24d559a92c5399f24
[INFO] running `Command { std: "docker" "start" "-a" "f02ca1e94b1c1a3af9b02a884e7bd00ff8b0ce9318ac69c24d559a92c5399f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02ca1e94b1c1a3af9b02a884e7bd00ff8b0ce9318ac69c24d559a92c5399f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02ca1e94b1c1a3af9b02a884e7bd00ff8b0ce9318ac69c24d559a92c5399f24", kill_on_drop: false }`
[INFO] [stdout] f02ca1e94b1c1a3af9b02a884e7bd00ff8b0ce9318ac69c24d559a92c5399f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b4207ec68c22c681682f1d5c15e5d74ae8681de68eaea960aa14ec5ed978ad6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8b4207ec68c22c681682f1d5c15e5d74ae8681de68eaea960aa14ec5ed978ad6", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking luminance-windowing v0.1.1
[INFO] [stderr]     Checking any-cache v0.2.3
[INFO] [stderr]    Compiling spectra v0.12.0
[INFO] [stderr]     Checking serde v1.0.52
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling ogg-sys v0.0.9
[INFO] [stderr]    Compiling vorbis-sys v0.0.8
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling cmake v0.1.31
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]    Compiling vorbis-encoder v0.1.4
[INFO] [stderr]    Compiling vorbisfile-sys v0.0.8
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking glsl v0.7.2
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking vorbis v0.1.0
[INFO] [stderr]     Checking notify v4.0.3
[INFO] [stderr]     Checking warmy v0.7.2
[INFO] [stderr]     Checking serde_json v1.0.17
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking glfw v0.20.0
[INFO] [stderr]     Checking luminance-glfw v0.4.3
[INFO] [stderr]     Checking luminance v0.25.7
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/luminance-0.25.7/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rental-impl v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.52
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/luminance-0.25.7/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `luminance`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8b4207ec68c22c681682f1d5c15e5d74ae8681de68eaea960aa14ec5ed978ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4207ec68c22c681682f1d5c15e5d74ae8681de68eaea960aa14ec5ed978ad6", kill_on_drop: false }`
[INFO] [stdout] 8b4207ec68c22c681682f1d5c15e5d74ae8681de68eaea960aa14ec5ed978ad6
