[INFO] cloning repository https://github.com/dtomvan/mumblelink-on-linux [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dtomvan/mumblelink-on-linux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtomvan%2Fmumblelink-on-linux", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtomvan%2Fmumblelink-on-linux'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c842ac44bfadece49c18f66b0f473527626fc164 [INFO] documenting dtomvan/mumblelink-on-linux 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%2Fdtomvan%2Fmumblelink-on-linux" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dtomvan/mumblelink-on-linux 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/dtomvan/mumblelink-on-linux [INFO] finished tweaking git repo https://github.com/dtomvan/mumblelink-on-linux [INFO] tweaked toml for git repo https://github.com/dtomvan/mumblelink-on-linux written to /workspace/builds/worker-20/source/Cargo.toml [INFO] crate git repo https://github.com/dtomvan/mumblelink-on-linux 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mut_static v5.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 307efb63dfaa2b0c120453ba116a010b73b42139a0e93eaf5b058fd190c3cd6d [INFO] running `Command { std: "docker" "start" "-a" "307efb63dfaa2b0c120453ba116a010b73b42139a0e93eaf5b058fd190c3cd6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "307efb63dfaa2b0c120453ba116a010b73b42139a0e93eaf5b058fd190c3cd6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "307efb63dfaa2b0c120453ba116a010b73b42139a0e93eaf5b058fd190c3cd6d", kill_on_drop: false }` [INFO] [stdout] 307efb63dfaa2b0c120453ba116a010b73b42139a0e93eaf5b058fd190c3cd6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] e37b2ad6ec1dd0ce118b490521694a86aa4d5881489bf84306b14c3c81635989 [INFO] running `Command { std: "docker" "start" "-a" "e37b2ad6ec1dd0ce118b490521694a86aa4d5881489bf84306b14c3c81635989", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking cesu8 v1.1.0 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking jni-sys v0.3.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking mut_static v5.0.0 [INFO] [stderr] Compiling jni v0.19.0 [INFO] [stderr] Checking combine v4.6.3 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking mumble-link v0.1.0 (/opt/rustwide/workdir/lib) [INFO] [stderr] Documenting mumble-link v0.1.0 (/opt/rustwide/workdir/lib) [INFO] [stdout] warning: this URL is not a hyperlink [INFO] [stdout] --> lib/src/lib.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 23 | /// See: https://www.mumble.info/documentation/developer/positional-audio/link-plugin/ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::bare_urls)]` on by default [INFO] [stdout] = note: bare URLs are not automatically turned into clickable links [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Documenting MumbleLink v0.1.0 (/opt/rustwide/workdir/dll) [INFO] [stderr] error: could not document `MumbleLink` [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> dll/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(io_error_more)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Caused by: [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2021 --crate-type cdylib --crate-name MumbleLink dll/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=76db1ededbe968fe -L dependency=/opt/rustwide/target/debug/deps --extern jni=/opt/rustwide/target/debug/deps/libjni-a20c17166fd92cd3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern mumble_link=/opt/rustwide/target/debug/deps/libmumble_link-cc018fc37025fc6a.rmeta --extern mut_static=/opt/rustwide/target/debug/deps/libmut_static-7ec51f9c777b7037.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "e37b2ad6ec1dd0ce118b490521694a86aa4d5881489bf84306b14c3c81635989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e37b2ad6ec1dd0ce118b490521694a86aa4d5881489bf84306b14c3c81635989", kill_on_drop: false }` [INFO] [stdout] e37b2ad6ec1dd0ce118b490521694a86aa4d5881489bf84306b14c3c81635989