[INFO] cloning repository https://github.com/miniriley2012/image-render
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miniriley2012/image-render" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminiriley2012%2Fimage-render", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminiriley2012%2Fimage-render'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00e9f6b8724a417b292b56d467c4fce68db8d373
[INFO] documenting miniriley2012/image-render against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminiriley2012%2Fimage-render" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/miniriley2012/image-render 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 git repo https://github.com/miniriley2012/image-render
[INFO] finished tweaking git repo https://github.com/miniriley2012/image-render
[INFO] tweaked toml for git repo https://github.com/miniriley2012/image-render written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/miniriley2012/image-render 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]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.1.11
[INFO] [stderr]   Downloaded image v0.23.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bd05c2479a1034cb468ab20b5bf63164768a4c376b4033c9d70ce8a24ac9a23f
[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" "bd05c2479a1034cb468ab20b5bf63164768a4c376b4033c9d70ce8a24ac9a23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd05c2479a1034cb468ab20b5bf63164768a4c376b4033c9d70ce8a24ac9a23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd05c2479a1034cb468ab20b5bf63164768a4c376b4033c9d70ce8a24ac9a23f", kill_on_drop: false }`
[INFO] [stdout] bd05c2479a1034cb468ab20b5bf63164768a4c376b4033c9d70ce8a24ac9a23f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 30b34901a0d8d7e60460b06cb4b8a6e420030f140cc7c133324fb4647a534a1f
[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" "30b34901a0d8d7e60460b06cb4b8a6e420030f140cc7c133324fb4647a534a1f", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.11
[INFO] [stderr]     Checking deflate v0.8.3
[INFO] [stderr]     Checking tiff v0.4.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking image v0.23.1
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]  Documenting image_render v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(with_options)]
[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 `image_render`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name image_render src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-d67181a28b804829.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-d3bd9cced082a38b.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-1f3d3ded7aef7ca6.rmeta --extern terminal_size=/opt/rustwide/target/debug/deps/libterminal_size-2be5df1b8a93070f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "30b34901a0d8d7e60460b06cb4b8a6e420030f140cc7c133324fb4647a534a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b34901a0d8d7e60460b06cb4b8a6e420030f140cc7c133324fb4647a534a1f", kill_on_drop: false }`
[INFO] [stdout] 30b34901a0d8d7e60460b06cb4b8a6e420030f140cc7c133324fb4647a534a1f
