[INFO] cloning repository https://github.com/lilydjwg/bluekeyslistener
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lilydjwg/bluekeyslistener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilydjwg%2Fbluekeyslistener", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilydjwg%2Fbluekeyslistener'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41e201b194570d31655e879201b6be7a3f483bb0
[INFO] documenting lilydjwg/bluekeyslistener against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilydjwg%2Fbluekeyslistener" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lilydjwg/bluekeyslistener on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lilydjwg/bluekeyslistener
[INFO] finished tweaking git repo https://github.com/lilydjwg/bluekeyslistener
[INFO] tweaked toml for git repo https://github.com/lilydjwg/bluekeyslistener written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/lilydjwg/bluekeyslistener already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eb6de41878be7998dd0b12507ab174ba4bdfb4caac831737963ad1f936deb89
[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" "6eb6de41878be7998dd0b12507ab174ba4bdfb4caac831737963ad1f936deb89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eb6de41878be7998dd0b12507ab174ba4bdfb4caac831737963ad1f936deb89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb6de41878be7998dd0b12507ab174ba4bdfb4caac831737963ad1f936deb89", kill_on_drop: false }`
[INFO] [stdout] 6eb6de41878be7998dd0b12507ab174ba4bdfb4caac831737963ad1f936deb89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-05-20" "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] 5c558bb39016afac2b607facffc3a87e94b62b8f58e6f081fcab37e256a01cb4
[INFO] running `Command { std: "docker" "start" "-a" "5c558bb39016afac2b607facffc3a87e94b62b8f58e6f081fcab37e256a01cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling eyre v0.6.6
[INFO] [stderr]     Checking owo-colors v3.2.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling enum-utils-from-str v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.9
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking inotify v0.10.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]     Checking input-linux-sys v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]    Compiling enum-utils v0.1.2
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.0
[INFO] [stderr]     Checking input-linux v0.5.0 (https://github.com/lilydjwg/input-linux-rs#a570a463)
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]  Documenting bluekeyslistener 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exit_status_error)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `bluekeyslistener`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name bluekeyslistener 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=035c93b206624700 -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-3ea6a20e4110cc34.rmeta --extern color_eyre=/opt/rustwide/target/debug/deps/libcolor_eyre-084910e868c8d09d.rmeta --extern eyre=/opt/rustwide/target/debug/deps/libeyre-914f5db2d2db4ea8.rmeta --extern inotify=/opt/rustwide/target/debug/deps/libinotify-1e3bb08a3228c051.rmeta --extern input_linux=/opt/rustwide/target/debug/deps/libinput_linux-853c591db75c1eb9.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-dd58922fb3c14647.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-ee2876b4e4e958a3.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-2bfea6cfe96754e9.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-a56655dc1d7bdb85.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5c558bb39016afac2b607facffc3a87e94b62b8f58e6f081fcab37e256a01cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c558bb39016afac2b607facffc3a87e94b62b8f58e6f081fcab37e256a01cb4", kill_on_drop: false }`
[INFO] [stdout] 5c558bb39016afac2b607facffc3a87e94b62b8f58e6f081fcab37e256a01cb4