[INFO] fetching crate gust-render 0.2.0...
[INFO] documenting gust-render-0.2.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate gust-render 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gust-render 0.2.0 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 gust-render 0.2.0
[INFO] finished tweaking crates.io crate gust-render 0.2.0
[INFO] tweaked toml for crates.io crate gust-render 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4932d5c6c096a595dc91c96cf37c6fe8f3ddd01e8f96af9d8930f811d13af7d
[INFO] running `Command { std: "docker" "start" "-a" "f4932d5c6c096a595dc91c96cf37c6fe8f3ddd01e8f96af9d8930f811d13af7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4932d5c6c096a595dc91c96cf37c6fe8f3ddd01e8f96af9d8930f811d13af7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4932d5c6c096a595dc91c96cf37c6fe8f3ddd01e8f96af9d8930f811d13af7d", kill_on_drop: false }`
[INFO] [stdout] f4932d5c6c096a595dc91c96cf37c6fe8f3ddd01e8f96af9d8930f811d13af7d
[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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23425248cb9d7baa5bb7777e24df6d7d1ec91b0d590f309703b4b0f1231b862
[INFO] running `Command { std: "docker" "start" "-a" "e23425248cb9d7baa5bb7777e24df6d7d1ec91b0d590f309703b4b0f1231b862", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling freetype-sys v0.7.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling glfw-sys v3.3.4
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking freetype-rs v0.19.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking nalgebra v0.16.14
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking glfw v0.25.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]  Documenting gust-render v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | #![feature(test)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `gust-render`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name gust_render src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern alga=/opt/rustwide/target/debug/deps/libalga-df60bf3159bc2861.rmeta --extern freetype=/opt/rustwide/target/debug/deps/libfreetype-f7b65b3b55b8745e.rmeta --extern gl=/opt/rustwide/target/debug/deps/libgl-7f999ad38bf24b43.rmeta --extern glfw=/opt/rustwide/target/debug/deps/libglfw-a4452ad783f3346c.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-832e9b2de1af7436.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-c89c0672ad650e5d.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e23425248cb9d7baa5bb7777e24df6d7d1ec91b0d590f309703b4b0f1231b862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23425248cb9d7baa5bb7777e24df6d7d1ec91b0d590f309703b4b0f1231b862", kill_on_drop: false }`
[INFO] [stdout] e23425248cb9d7baa5bb7777e24df6d7d1ec91b0d590f309703b4b0f1231b862
