[INFO] cloning repository https://github.com/BooleanCat/visual-id
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BooleanCat/visual-id" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fvisual-id", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fvisual-id'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddd97708e9ae04e587be804845989eaf5f3d52bf
[INFO] documenting BooleanCat/visual-id against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fvisual-id" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BooleanCat/visual-id on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BooleanCat/visual-id
[INFO] finished tweaking git repo https://github.com/BooleanCat/visual-id
[INFO] tweaked toml for git repo https://github.com/BooleanCat/visual-id written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/BooleanCat/visual-id already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", 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] 6ec2b0b0cfb4dd1e3b4babcfc08309bfffe2d19b4473e399fbfa30fec7921b36
[INFO] running `Command { std: "docker" "start" "-a" "6ec2b0b0cfb4dd1e3b4babcfc08309bfffe2d19b4473e399fbfa30fec7921b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ec2b0b0cfb4dd1e3b4babcfc08309bfffe2d19b4473e399fbfa30fec7921b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec2b0b0cfb4dd1e3b4babcfc08309bfffe2d19b4473e399fbfa30fec7921b36", kill_on_drop: false }`
[INFO] [stdout] 6ec2b0b0cfb4dd1e3b4babcfc08309bfffe2d19b4473e399fbfa30fec7921b36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a029d18433822da185b8d2903bae63050839845fd949951e4c670d85b8bbe0df
[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" "a029d18433822da185b8d2903bae63050839845fd949951e4c670d85b8bbe0df", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]  Documenting visual-id v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.12s
[INFO] running `Command { std: "docker" "inspect" "a029d18433822da185b8d2903bae63050839845fd949951e4c670d85b8bbe0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a029d18433822da185b8d2903bae63050839845fd949951e4c670d85b8bbe0df", kill_on_drop: false }`
[INFO] [stdout] a029d18433822da185b8d2903bae63050839845fd949951e4c670d85b8bbe0df