[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 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphaazon%2Fkit-test" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phaazon/kit-test on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-11/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" "+1.46.0" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02318c76a163546421f35ad464b7262ca6ee850473b526d7c2155d56fe93821e
[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" "02318c76a163546421f35ad464b7262ca6ee850473b526d7c2155d56fe93821e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02318c76a163546421f35ad464b7262ca6ee850473b526d7c2155d56fe93821e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02318c76a163546421f35ad464b7262ca6ee850473b526d7c2155d56fe93821e", kill_on_drop: false }`
[INFO] [stdout] 02318c76a163546421f35ad464b7262ca6ee850473b526d7c2155d56fe93821e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a54689fa18538dfb6660fec4df1452beb623d2a91f063ef074c12a6422f6c31
[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" "6a54689fa18538dfb6660fec4df1452beb623d2a91f063ef074c12a6422f6c31", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking smallvec v0.6.1
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking serde v1.0.52
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling spectra v0.12.0
[INFO] [stderr]     Checking any-cache v0.2.3
[INFO] [stderr]     Checking luminance-windowing v0.1.1
[INFO] [stderr]     Checking wavefront_obj v5.1.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]    Compiling ogg-sys v0.0.9
[INFO] [stderr]    Compiling vorbis-sys v0.0.8
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling vorbis-encoder v0.1.4
[INFO] [stderr]    Compiling vorbisfile-sys v0.0.8
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.31
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking glsl v0.7.2
[INFO] [stderr]     Checking vorbis v0.1.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking notify v4.0.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking warmy v0.7.2
[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 serde_json v1.0.17
[INFO] [stderr]     Checking luminance-glfw v0.4.3
[INFO] [stderr]     Checking luminance v0.25.7
[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 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this 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" "6a54689fa18538dfb6660fec4df1452beb623d2a91f063ef074c12a6422f6c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a54689fa18538dfb6660fec4df1452beb623d2a91f063ef074c12a6422f6c31", kill_on_drop: false }`
[INFO] [stdout] 6a54689fa18538dfb6660fec4df1452beb623d2a91f063ef074c12a6422f6c31