[INFO] cloning repository https://github.com/defstryker/rusic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/defstryker/rusic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefstryker%2Frusic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefstryker%2Frusic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f53a512a85e760787515a1dcefb05823d8918d6
[INFO] documenting defstryker/rusic against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefstryker%2Frusic" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/defstryker/rusic on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/defstryker/rusic
[INFO] finished tweaking git repo https://github.com/defstryker/rusic
[INFO] tweaked toml for git repo https://github.com/defstryker/rusic written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/defstryker/rusic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplemad_sys v0.5.0
[INFO] [stderr]   Downloaded simplemad v0.9.0
[INFO] [stderr]   Downloaded libpulse-simple-binding v2.11.1
[INFO] [stderr]   Downloaded libpulse-simple-sys v1.9.1
[INFO] [stderr]   Downloaded id3 v0.3.0
[INFO] [stderr]   Downloaded libpulse-sys v1.9.1
[INFO] [stderr]   Downloaded libpulse-binding v2.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ed8d8f98a805ecbbc203a4ef8b266f3e36ee731780aeaec81b4489123cbf2fa
[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" "9ed8d8f98a805ecbbc203a4ef8b266f3e36ee731780aeaec81b4489123cbf2fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ed8d8f98a805ecbbc203a4ef8b266f3e36ee731780aeaec81b4489123cbf2fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed8d8f98a805ecbbc203a4ef8b266f3e36ee731780aeaec81b4489123cbf2fa", kill_on_drop: false }`
[INFO] [stdout] 9ed8d8f98a805ecbbc203a4ef8b266f3e36ee731780aeaec81b4489123cbf2fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e7ac739354e165c42108dcfe34190bf719a25f0d6695c18b14f5ae1c668579a
[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" "4e7ac739354e165c42108dcfe34190bf719a25f0d6695c18b14f5ae1c668579a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling gio-sys v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.0
[INFO] [stderr]    Compiling pango-sys v0.9.0
[INFO] [stderr]    Compiling gdk-sys v0.9.0
[INFO] [stderr]    Compiling atk-sys v0.9.0
[INFO] [stderr]    Compiling libpulse-sys v1.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.0
[INFO] [stderr]    Compiling libpulse-simple-sys v1.9.1
[INFO] [stderr]    Compiling simplemad_sys v0.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking miniz-sys v0.1.12
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking libpulse-binding v2.11.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking glib v0.8.1
[INFO] [stderr]     Checking simplemad v0.9.0
[INFO] [stderr]     Checking libpulse-simple-binding v2.11.1
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking id3 v0.3.0
[INFO] [stderr]  Documenting rustic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/toolbar.rs:45:57
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let next_button = make_button("gtk-media-next");;
[INFO] [stdout]    |                                                         ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "4e7ac739354e165c42108dcfe34190bf719a25f0d6695c18b14f5ae1c668579a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7ac739354e165c42108dcfe34190bf719a25f0d6695c18b14f5ae1c668579a", kill_on_drop: false }`
[INFO] [stdout] 4e7ac739354e165c42108dcfe34190bf719a25f0d6695c18b14f5ae1c668579a