[INFO] cloning repository https://github.com/coffeecup-winner/rusted-drums
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coffeecup-winner/rusted-drums" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffeecup-winner%2Frusted-drums", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffeecup-winner%2Frusted-drums'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc3facf0a5711d738ca9b8cac2ebb201e092e2f6
[INFO] documenting coffeecup-winner/rusted-drums 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%2Fcoffeecup-winner%2Frusted-drums" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coffeecup-winner/rusted-drums 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/coffeecup-winner/rusted-drums
[INFO] finished tweaking git repo https://github.com/coffeecup-winner/rusted-drums
[INFO] tweaked toml for git repo https://github.com/coffeecup-winner/rusted-drums written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/coffeecup-winner/rusted-drums 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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] a57aeca403f73a8451c3b48fbd4a11cad4fcd5db7e8276ef1086c83900b2c70c
[INFO] running `Command { std: "docker" "start" "-a" "a57aeca403f73a8451c3b48fbd4a11cad4fcd5db7e8276ef1086c83900b2c70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a57aeca403f73a8451c3b48fbd4a11cad4fcd5db7e8276ef1086c83900b2c70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57aeca403f73a8451c3b48fbd4a11cad4fcd5db7e8276ef1086c83900b2c70c", kill_on_drop: false }`
[INFO] [stdout] a57aeca403f73a8451c3b48fbd4a11cad4fcd5db7e8276ef1086c83900b2c70c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] [stdout] 454d6a474dfbdababec934f22ac7b0df9c12a3229ab85e56e93f4f08391700af
[INFO] running `Command { std: "docker" "start" "-a" "454d6a474dfbdababec934f22ac7b0df9c12a3229ab85e56e93f4f08391700af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking midly v0.5.1
[INFO] [stderr]    Compiling lua-src v542.0.0
[INFO] [stderr]    Compiling luajit-src v210.1.2+resty29a66f7
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling mlua v0.5.3
[INFO] [stderr]  Documenting rusted-drums v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "454d6a474dfbdababec934f22ac7b0df9c12a3229ab85e56e93f4f08391700af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454d6a474dfbdababec934f22ac7b0df9c12a3229ab85e56e93f4f08391700af", kill_on_drop: false }`
[INFO] [stdout] 454d6a474dfbdababec934f22ac7b0df9c12a3229ab85e56e93f4f08391700af