[INFO] fetching crate akhlys 0.0.0...
[INFO] documenting akhlys-0.0.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate akhlys 0.0.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate akhlys 0.0.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate akhlys 0.0.0
[INFO] finished tweaking crates.io crate akhlys 0.0.0
[INFO] tweaked toml for crates.io crate akhlys 0.0.0 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61a4b7d285cb2f2da8ef81e048a96122ce9a50d9a397a2d70e2cc33ae72cf237
[INFO] running `Command { std: "docker" "start" "-a" "61a4b7d285cb2f2da8ef81e048a96122ce9a50d9a397a2d70e2cc33ae72cf237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a4b7d285cb2f2da8ef81e048a96122ce9a50d9a397a2d70e2cc33ae72cf237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a4b7d285cb2f2da8ef81e048a96122ce9a50d9a397a2d70e2cc33ae72cf237", kill_on_drop: false }`
[INFO] [stdout] 61a4b7d285cb2f2da8ef81e048a96122ce9a50d9a397a2d70e2cc33ae72cf237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60dfe9cd2ea427697f6737187ce8ad0c61f2b527eb16352c144ad24fd94161b4
[INFO] running `Command { std: "docker" "start" "-a" "60dfe9cd2ea427697f6737187ce8ad0c61f2b527eb16352c144ad24fd94161b4", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting akhlys v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "60dfe9cd2ea427697f6737187ce8ad0c61f2b527eb16352c144ad24fd94161b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60dfe9cd2ea427697f6737187ce8ad0c61f2b527eb16352c144ad24fd94161b4", kill_on_drop: false }`
[INFO] [stdout] 60dfe9cd2ea427697f6737187ce8ad0c61f2b527eb16352c144ad24fd94161b4
