[INFO] cloning repository https://github.com/huytd/rcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huytd/rcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Frcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Frcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 520b3c0e1dd2e59964e32de35eb447ef45872bd6
[INFO] documenting huytd/rcat 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%2Fhuytd%2Frcat" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huytd/rcat 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/huytd/rcat
[INFO] finished tweaking git repo https://github.com/huytd/rcat
[INFO] tweaked toml for git repo https://github.com/huytd/rcat written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/huytd/rcat 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 1e752c51a06292bf2e53fd262fa0db43693177f747594d85b69d7ef2e4fabceb
[INFO] running `Command { std: "docker" "start" "-a" "1e752c51a06292bf2e53fd262fa0db43693177f747594d85b69d7ef2e4fabceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e752c51a06292bf2e53fd262fa0db43693177f747594d85b69d7ef2e4fabceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e752c51a06292bf2e53fd262fa0db43693177f747594d85b69d7ef2e4fabceb", kill_on_drop: false }`
[INFO] [stdout] 1e752c51a06292bf2e53fd262fa0db43693177f747594d85b69d7ef2e4fabceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 3901f00d4d79a8be24c641fe4c58ee4f4edd5d4ae2f76dd7e842ad070ce18dce
[INFO] running `Command { std: "docker" "start" "-a" "3901f00d4d79a8be24c641fe4c58ee4f4edd5d4ae2f76dd7e842ad070ce18dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]     Checking libc v0.2.23
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling plist v0.1.3
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]    Compiling cmake v0.1.23
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling onig_sys v61.3.0
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking flate2 v0.2.19
[INFO] [stderr]     Checking bincode v0.6.1
[INFO] [stderr]     Checking onig v1.2.2
[INFO] [stderr]     Checking syntect v1.3.0
[INFO] [stderr]  Documenting rcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.84s
[INFO] running `Command { std: "docker" "inspect" "3901f00d4d79a8be24c641fe4c58ee4f4edd5d4ae2f76dd7e842ad070ce18dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3901f00d4d79a8be24c641fe4c58ee4f4edd5d4ae2f76dd7e842ad070ce18dce", kill_on_drop: false }`
[INFO] [stdout] 3901f00d4d79a8be24c641fe4c58ee4f4edd5d4ae2f76dd7e842ad070ce18dce