[INFO] cloning repository https://github.com/hone/node-plus-100
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hone/node-plus-100" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Fnode-plus-100", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Fnode-plus-100'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ffeb3e0e20e181a0e0a9e18d3eaed6454953f6c
[INFO] documenting hone/node-plus-100 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%2Fhone%2Fnode-plus-100" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hone/node-plus-100 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/hone/node-plus-100
[INFO] finished tweaking git repo https://github.com/hone/node-plus-100
[INFO] tweaked toml for git repo https://github.com/hone/node-plus-100 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hone/node-plus-100 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4abb4a06243c222ed55b546b13128b7610344673e0c4a81566fc54e1d9a23399
[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" "4abb4a06243c222ed55b546b13128b7610344673e0c4a81566fc54e1d9a23399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4abb4a06243c222ed55b546b13128b7610344673e0c4a81566fc54e1d9a23399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abb4a06243c222ed55b546b13128b7610344673e0c4a81566fc54e1d9a23399", kill_on_drop: false }`
[INFO] [stdout] 4abb4a06243c222ed55b546b13128b7610344673e0c4a81566fc54e1d9a23399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7ba2a004237a511900c4e692d5bf6c402a99eb6c129f09efc47289c3ff5aaec
[INFO] running `Command { std: "docker" "start" "-a" "c7ba2a004237a511900c4e692d5bf6c402a99eb6c129f09efc47289c3ff5aaec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking libbuildpack v0.1.0 (https://github.com/hone/libbuildpack.rs#77ee2c90)
[INFO] [stderr]  Documenting node-plus-100-middleware v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.59s
[INFO] running `Command { std: "docker" "inspect" "c7ba2a004237a511900c4e692d5bf6c402a99eb6c129f09efc47289c3ff5aaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ba2a004237a511900c4e692d5bf6c402a99eb6c129f09efc47289c3ff5aaec", kill_on_drop: false }`
[INFO] [stdout] c7ba2a004237a511900c4e692d5bf6c402a99eb6c129f09efc47289c3ff5aaec