[INFO] cloning repository https://github.com/armytricks/blue-music
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/armytricks/blue-music" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farmytricks%2Fblue-music", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farmytricks%2Fblue-music'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d00ac7974a2616ecce113ea39906479aac510337
[INFO] documenting armytricks/blue-music against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farmytricks%2Fblue-music" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/armytricks/blue-music on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/armytricks/blue-music
[INFO] finished tweaking git repo https://github.com/armytricks/blue-music
[INFO] tweaked toml for git repo https://github.com/armytricks/blue-music written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/armytricks/blue-music 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.2.9
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[INFO] [stderr]   Downloaded relm-derive v0.17.0
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[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89fd775078054f8f650c0224300a32ee6aa294364cbfe745235dff12e7eebc74
[INFO] running `Command { std: "docker" "start" "-a" "89fd775078054f8f650c0224300a32ee6aa294364cbfe745235dff12e7eebc74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89fd775078054f8f650c0224300a32ee6aa294364cbfe745235dff12e7eebc74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89fd775078054f8f650c0224300a32ee6aa294364cbfe745235dff12e7eebc74", kill_on_drop: false }`
[INFO] [stdout] 89fd775078054f8f650c0224300a32ee6aa294364cbfe745235dff12e7eebc74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a48878409832a2f44c1c8de5fac76babf64cce02bad3069ed62c19b36efb7b32
[INFO] running `Command { std: "docker" "start" "-a" "a48878409832a2f44c1c8de5fac76babf64cce02bad3069ed62c19b36efb7b32", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling libpulse-sys v1.5.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling libpulse-simple-sys v1.5.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking glib v0.7.1
[INFO] [stderr]     Checking pulse-simple v1.0.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking cpal v0.9.0
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking m3u v1.0.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking metaflac v0.1.8
[INFO] [stderr]    Compiling relm-derive v0.17.0
[INFO] [stderr]     Checking relm-core v0.16.0
[INFO] [stderr]     Checking relm-state v0.16.0
[INFO] [stderr]     Checking relm v0.16.0
[INFO] [stderr]  Documenting blue-music v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/blue_music/index.html
[INFO] running `Command { std: "docker" "inspect" "a48878409832a2f44c1c8de5fac76babf64cce02bad3069ed62c19b36efb7b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48878409832a2f44c1c8de5fac76babf64cce02bad3069ed62c19b36efb7b32", kill_on_drop: false }`
[INFO] [stdout] a48878409832a2f44c1c8de5fac76babf64cce02bad3069ed62c19b36efb7b32