[INFO] cloning repository https://github.com/GamingLiamStudios/SnapRS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GamingLiamStudios/SnapRS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGamingLiamStudios%2FSnapRS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGamingLiamStudios%2FSnapRS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd9b6bef2b274a577c7b1f7766e5c12cca29e55e
[INFO] documenting GamingLiamStudios/SnapRS against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGamingLiamStudios%2FSnapRS" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GamingLiamStudios/SnapRS on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/GamingLiamStudios/SnapRS
[INFO] finished tweaking git repo https://github.com/GamingLiamStudios/SnapRS
[INFO] tweaked toml for git repo https://github.com/GamingLiamStudios/SnapRS written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/GamingLiamStudios/SnapRS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.2.3
[INFO] [stderr]   Downloaded serde-toml-merge v0.3.0
[INFO] [stderr]   Downloaded libz-ng-sys v1.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3536062c2815e3159691aef903e502240992e4f93bf3d6f1a087d4b787a272a
[INFO] running `Command { std: "docker" "start" "-a" "f3536062c2815e3159691aef903e502240992e4f93bf3d6f1a087d4b787a272a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3536062c2815e3159691aef903e502240992e4f93bf3d6f1a087d4b787a272a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3536062c2815e3159691aef903e502240992e4f93bf3d6f1a087d4b787a272a", kill_on_drop: false }`
[INFO] [stdout] f3536062c2815e3159691aef903e502240992e4f93bf3d6f1a087d4b787a272a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8adacb4dbb6fe7ea61625ecd6d3280c7ee659e51ce4b28b5556db21cf7d811d
[INFO] running `Command { std: "docker" "start" "-a" "b8adacb4dbb6fe7ea61625ecd6d3280c7ee659e51ce4b28b5556db21cf7d811d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.74
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling libz-ng-sys v1.1.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.25.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking fern v0.6.1
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking ctrlc v3.2.3
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling snap_rs_proc_macros v0.1.0 (/opt/rustwide/workdir/proc_macros)
[INFO] [stderr]     Checking futures-executor v0.3.25
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking serde-toml-merge v0.3.0
[INFO] [stderr]  Documenting snap_rs 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(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `snap_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name snap_rs src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=e2b9e81152e2633c -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-6dcd645f97531088.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-0015168fe552db8e.rmeta --extern fern=/opt/rustwide/target/debug/deps/libfern-bb0466ea727ddd31.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-d9a36c13ad0ede9c.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-89be0b6ce887150b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-900704033b235124.rmeta --extern libz_ng_sys=/opt/rustwide/target/debug/deps/liblibz_ng_sys-badee22e96f99434.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-4c2a46cd83655339.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-1214b31c4093d692.so --extern serde=/opt/rustwide/target/debug/deps/libserde-39b90310aeda315a.rmeta --extern serde_toml_merge=/opt/rustwide/target/debug/deps/libserde_toml_merge-532e6e3bd2374e7d.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-782c55d6d08b3463.rmeta --extern slotmap=/opt/rustwide/target/debug/deps/libslotmap-70b7983457fcfda2.rmeta --extern snap_rs_proc_macros=/opt/rustwide/target/debug/deps/libsnap_rs_proc_macros-4c0a724733277ce5.so --extern tokio=/opt/rustwide/target/debug/deps/libtokio-80285526e21162c2.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-de0982ac06731fb8.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b8adacb4dbb6fe7ea61625ecd6d3280c7ee659e51ce4b28b5556db21cf7d811d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8adacb4dbb6fe7ea61625ecd6d3280c7ee659e51ce4b28b5556db21cf7d811d", kill_on_drop: false }`
[INFO] [stdout] b8adacb4dbb6fe7ea61625ecd6d3280c7ee659e51ce4b28b5556db21cf7d811d
