[INFO] cloning repository https://github.com/mtharrison/mio-echo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mtharrison/mio-echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtharrison%2Fmio-echo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtharrison%2Fmio-echo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc050d8e9fdecd873566bc577bca35376536cdbf
[INFO] documenting mtharrison/mio-echo 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%2Fmtharrison%2Fmio-echo" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mtharrison/mio-echo 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/mtharrison/mio-echo
[INFO] finished tweaking git repo https://github.com/mtharrison/mio-echo
[INFO] tweaked toml for git repo https://github.com/mtharrison/mio-echo written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/mtharrison/mio-echo 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 log v0.4.4
[INFO] [stderr]   Downloaded mio v0.6.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] e2780f6ec6854530e81093a623b60a3f5c46e5bc46c0435042327407b1cdc3d9
[INFO] running `Command { std: "docker" "start" "-a" "e2780f6ec6854530e81093a623b60a3f5c46e5bc46c0435042327407b1cdc3d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2780f6ec6854530e81093a623b60a3f5c46e5bc46c0435042327407b1cdc3d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2780f6ec6854530e81093a623b60a3f5c46e5bc46c0435042327407b1cdc3d9", kill_on_drop: false }`
[INFO] [stdout] e2780f6ec6854530e81093a623b60a3f5c46e5bc46c0435042327407b1cdc3d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] f4e4dd24ea996419b64e4f306559ae05504efde6cd4541d7f75e07bda5f4e044
[INFO] running `Command { std: "docker" "start" "-a" "f4e4dd24ea996419b64e4f306559ae05504efde6cd4541d7f75e07bda5f4e044", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]  Documenting mio-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "f4e4dd24ea996419b64e4f306559ae05504efde6cd4541d7f75e07bda5f4e044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e4dd24ea996419b64e4f306559ae05504efde6cd4541d7f75e07bda5f4e044", kill_on_drop: false }`
[INFO] [stdout] f4e4dd24ea996419b64e4f306559ae05504efde6cd4541d7f75e07bda5f4e044