[INFO] cloning repository https://github.com/sightreader/server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sightreader/server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsightreader%2Fserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsightreader%2Fserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c98d4cb8df84d0f8dd3848e5b9ad9ea96c3c27ca
[INFO] documenting sightreader/server against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsightreader%2Fserver" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sightreader/server on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sightreader/server
[INFO] finished tweaking git repo https://github.com/sightreader/server
[INFO] tweaked toml for git repo https://github.com/sightreader/server written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/sightreader/server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.100
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] 3ab989e630c09912bf09c43d9ddb3b0c476e53f4ee8c5a576ab8663af8406e49
[INFO] running `Command { std: "docker" "start" "-a" "3ab989e630c09912bf09c43d9ddb3b0c476e53f4ee8c5a576ab8663af8406e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ab989e630c09912bf09c43d9ddb3b0c476e53f4ee8c5a576ab8663af8406e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab989e630c09912bf09c43d9ddb3b0c476e53f4ee8c5a576ab8663af8406e49", kill_on_drop: false }`
[INFO] [stdout] 3ab989e630c09912bf09c43d9ddb3b0c476e53f4ee8c5a576ab8663af8406e49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27a5e1825e996cf7bd93211700ef9d2da68e5c330e4c3f624a4aeae28b3b5dbd
[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" "27a5e1825e996cf7bd93211700ef9d2da68e5c330e4c3f624a4aeae28b3b5dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]  Documenting server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.79s
[INFO] running `Command { std: "docker" "inspect" "27a5e1825e996cf7bd93211700ef9d2da68e5c330e4c3f624a4aeae28b3b5dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a5e1825e996cf7bd93211700ef9d2da68e5c330e4c3f624a4aeae28b3b5dbd", kill_on_drop: false }`
[INFO] [stdout] 27a5e1825e996cf7bd93211700ef9d2da68e5c330e4c3f624a4aeae28b3b5dbd