[INFO] cloning repository https://github.com/southball/rust-cms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/southball/rust-cms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouthball%2Frust-cms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouthball%2Frust-cms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6010e88ad30a6c89fac6ea7736c69219194dc17d
[INFO] documenting southball/rust-cms 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%2Fsouthball%2Frust-cms" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/southball/rust-cms 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/southball/rust-cms
[INFO] finished tweaking git repo https://github.com/southball/rust-cms
[INFO] tweaked toml for git repo https://github.com/southball/rust-cms written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/southball/rust-cms 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3d0820afa0b17fc5a7214c54103e2abcf82bc212fd30a5c0cf264b628108d539
[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" "3d0820afa0b17fc5a7214c54103e2abcf82bc212fd30a5c0cf264b628108d539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d0820afa0b17fc5a7214c54103e2abcf82bc212fd30a5c0cf264b628108d539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0820afa0b17fc5a7214c54103e2abcf82bc212fd30a5c0cf264b628108d539", kill_on_drop: false }`
[INFO] [stdout] 3d0820afa0b17fc5a7214c54103e2abcf82bc212fd30a5c0cf264b628108d539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 518ed881ed59811aa3d14512a4df932490d44e939ae07cc9897745d438f3cfbc
[INFO] running `Command { std: "docker" "start" "-a" "518ed881ed59811aa3d14512a4df932490d44e939ae07cc9897745d438f3cfbc", 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] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking omnom v2.1.2
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking infer v0.1.6
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking ring v0.16.13
[INFO] [stderr]     Checking byte-pool v0.2.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.4
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling liquid-derive v0.20.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.16
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking piper v0.1.2
[INFO] [stderr]     Checking smol v0.1.10
[INFO] [stderr]     Checking async-std v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking kstring v0.1.0
[INFO] [stderr]     Checking femme v2.1.0
[INFO] [stderr]     Checking serde_qs v0.5.2
[INFO] [stderr]     Checking liquid-core v0.20.0
[INFO] [stderr]     Checking simple_asn1 v0.4.0
[INFO] [stderr]     Checking diesel v1.4.4
[INFO] [stderr]     Checking jsonwebtoken v7.1.0
[INFO] [stderr]     Checking liquid-lib v0.20.0
[INFO] [stderr]     Checking http-types v1.3.1
[INFO] [stderr]     Checking http-types v2.0.1
[INFO] [stderr]     Checking liquid v0.20.0
[INFO] [stderr]     Checking async-sse v2.1.0
[INFO] [stderr]     Checking async-h1 v2.0.0
[INFO] [stderr]     Checking tide v0.9.0
[INFO] [stderr]  Documenting rust-cms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_nonzero_int_methods)]
[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 `rust-cms`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name rust_cms 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 async_std=/opt/rustwide/target/debug/deps/libasync_std-3ff66e2d332b9702.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-7869fd8851f715df.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-2e393f1c82f90d7b.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-43a0e07c64e8a1e9.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-fac2af56d99fafd7.rmeta --extern jsonwebtoken=/opt/rustwide/target/debug/deps/libjsonwebtoken-cfa0cc3608ab9406.rmeta --extern liquid=/opt/rustwide/target/debug/deps/libliquid-d329e41cc70c0e36.rmeta --extern mime=/opt/rustwide/target/debug/deps/libmime-21774ff537d36263.rmeta --extern pulldown_cmark=/opt/rustwide/target/debug/deps/libpulldown_cmark-fa3106bf3385c087.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-df0e923faf1a7071.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-839717e1b5371b1a.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-f72b3604933bb0de.rmeta --extern tide=/opt/rustwide/target/debug/deps/libtide-df7bd0efc79cb97c.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-6c6e4920a180e3e0.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "518ed881ed59811aa3d14512a4df932490d44e939ae07cc9897745d438f3cfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518ed881ed59811aa3d14512a4df932490d44e939ae07cc9897745d438f3cfbc", kill_on_drop: false }`
[INFO] [stdout] 518ed881ed59811aa3d14512a4df932490d44e939ae07cc9897745d438f3cfbc
