[INFO] cloning repository https://github.com/eedahl/wr-stats-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eedahl/wr-stats-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feedahl%2Fwr-stats-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feedahl%2Fwr-stats-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05a3913b9208fc10a48e94ae3534d01882d0d63d
[INFO] documenting eedahl/wr-stats-rust against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feedahl%2Fwr-stats-rust" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eedahl/wr-stats-rust on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eedahl/wr-stats-rust
[INFO] finished tweaking git repo https://github.com/eedahl/wr-stats-rust
[INFO] tweaked toml for git repo https://github.com/eedahl/wr-stats-rust written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/eedahl/wr-stats-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/lfairy/maud`
[INFO] [stderr]     Updating git repository `https://github.com/mxre/winres`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miow v0.1.5
[INFO] [stderr]   Downloaded literalext v0.1.1
[INFO] [stderr]   Downloaded backtrace v0.3.7
[INFO] [stderr]   Downloaded web-view v0.2.1
[INFO] [stderr]   Downloaded same-file v1.0.2
[INFO] [stderr]   Downloaded walkdir v2.1.4
[INFO] [stderr]   Downloaded inotify v0.3.0
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded webview-sys v0.1.0
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded notify v4.0.3
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded elma v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a94c3dcc7fc249a648ba30ea4592614fc39abba5e22cd6e43658ead13fc86e9
[INFO] running `Command { std: "docker" "start" "-a" "9a94c3dcc7fc249a648ba30ea4592614fc39abba5e22cd6e43658ead13fc86e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a94c3dcc7fc249a648ba30ea4592614fc39abba5e22cd6e43658ead13fc86e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a94c3dcc7fc249a648ba30ea4592614fc39abba5e22cd6e43658ead13fc86e9", kill_on_drop: false }`
[INFO] [stdout] 9a94c3dcc7fc249a648ba30ea4592614fc39abba5e22cd6e43658ead13fc86e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45c6405767161ebc4b3a9975eb6edc91b367feee8c3b20edef53034f56217494
[INFO] running `Command { std: "docker" "start" "-a" "45c6405767161ebc4b3a9975eb6edc91b367feee8c3b20edef53034f56217494", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling literalext v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]    Compiling maud_htmlescape v0.17.0 (https://github.com/lfairy/maud#2455de58)
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling wr-stats v0.6.3-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[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/literalext-0.1.1/src/lib.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![cfg_attr(feature = "proc-macro", feature(proc_macro))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `literalext` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "45c6405767161ebc4b3a9975eb6edc91b367feee8c3b20edef53034f56217494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c6405767161ebc4b3a9975eb6edc91b367feee8c3b20edef53034f56217494", kill_on_drop: false }`
[INFO] [stdout] 45c6405767161ebc4b3a9975eb6edc91b367feee8c3b20edef53034f56217494