[INFO] cloning repository https://github.com/run-mojo/redmod
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/run-mojo/redmod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frun-mojo%2Fredmod", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frun-mojo%2Fredmod'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a6df0a81c0cd13c6dd00f958d05c30e46283193
[INFO] documenting run-mojo/redmod 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%2Frun-mojo%2Fredmod" "/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/run-mojo/redmod 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/run-mojo/redmod
[INFO] finished tweaking git repo https://github.com/run-mojo/redmod
[INFO] tweaked toml for git repo https://github.com/run-mojo/redmod written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/run-mojo/redmod 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-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" "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] [stdout] 2a8e44bcbcbb6e6a84a1564f6a546c3acf42d4bc8a38cf94aa97cea3264b66c3
[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" "2a8e44bcbcbb6e6a84a1564f6a546c3acf42d4bc8a38cf94aa97cea3264b66c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a8e44bcbcbb6e6a84a1564f6a546c3acf42d4bc8a38cf94aa97cea3264b66c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8e44bcbcbb6e6a84a1564f6a546c3acf42d4bc8a38cf94aa97cea3264b66c3", kill_on_drop: false }`
[INFO] [stdout] 2a8e44bcbcbb6e6a84a1564f6a546c3acf42d4bc8a38cf94aa97cea3264b66c3
[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" "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] 22aa70999ac176c04ed7bf70dcf64d2e126114097ec92e133f1337e8419b8246
[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" "22aa70999ac176c04ed7bf70dcf64d2e126114097ec92e133f1337e8419b8246", kill_on_drop: false }`
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling red_mod v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr] warning: c/stream.c: In function 'streamAppendItemForPersist':
[INFO] [stderr] warning: c/stream.c:178:5: warning: implicit declaration of function 'streamAppendItemSDSMap'; did you mean 'streamAppendItem'? [-Wimplicit-function-declaration]
[INFO] [stderr] warning:   178 |     streamAppendItemSDSMap(s, argv, numfields, added_id, use_id);
[INFO] [stderr] warning:       |     ^~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |     streamAppendItem
[INFO] [stderr]  Documenting red_mod v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lang_items)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![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 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c/stream.c: In function 'streamAppendItemForPersist':
[INFO] [stderr] warning: c/stream.c:178:5: warning: implicit declaration of function 'streamAppendItemSDSMap'; did you mean 'streamAppendItem'? [-Wimplicit-function-declaration]
[INFO] [stderr] warning:   178 |     streamAppendItemSDSMap(s, argv, numfields, added_id, use_id);
[INFO] [stderr] warning:       |     ^~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |     streamAppendItem
[INFO] [stderr] 
[INFO] [stderr] error: could not document `red_mod`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name red_mod 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 arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-e873affab922a852.rmeta --extern bencher=/opt/rustwide/target/debug/deps/libbencher-47eea3e8cd8923d4.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-32539395816124e4.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-7d732e3ac5dcc3a0.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-a2005417919a344e.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-9263730bc04e2cab.rmeta --extern stopwatch=/opt/rustwide/target/debug/deps/libstopwatch-7edadeec1ebab266.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-bb45ccc18ae3d32e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "22aa70999ac176c04ed7bf70dcf64d2e126114097ec92e133f1337e8419b8246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22aa70999ac176c04ed7bf70dcf64d2e126114097ec92e133f1337e8419b8246", kill_on_drop: false }`
[INFO] [stdout] 22aa70999ac176c04ed7bf70dcf64d2e126114097ec92e133f1337e8419b8246
