[INFO] cloning repository https://github.com/mpdn/sketch-duplicates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mpdn/sketch-duplicates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpdn%2Fsketch-duplicates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpdn%2Fsketch-duplicates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a289e7a8360b063c89cdd4758f3002413dbe3d5
[INFO] documenting mpdn/sketch-duplicates against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpdn%2Fsketch-duplicates" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mpdn/sketch-duplicates on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mpdn/sketch-duplicates
[INFO] finished tweaking git repo https://github.com/mpdn/sketch-duplicates
[INFO] tweaked toml for git repo https://github.com/mpdn/sketch-duplicates written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mpdn/sketch-duplicates already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa8b299189a42de7c9e774ff8665712fbdd7a976d635e6407d600910e55217d2
[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" "aa8b299189a42de7c9e774ff8665712fbdd7a976d635e6407d600910e55217d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa8b299189a42de7c9e774ff8665712fbdd7a976d635e6407d600910e55217d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8b299189a42de7c9e774ff8665712fbdd7a976d635e6407d600910e55217d2", kill_on_drop: false }`
[INFO] [stdout] aa8b299189a42de7c9e774ff8665712fbdd7a976d635e6407d600910e55217d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d64255bad11952e0c998a5435eb87087dcd818979f1a432a04647c216d07ce5
[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" "1d64255bad11952e0c998a5435eb87087dcd818979f1a432a04647c216d07ce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking human-size v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking libc v0.2.71
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]  Documenting sketch-duplicates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.81s
[INFO] running `Command { std: "docker" "inspect" "1d64255bad11952e0c998a5435eb87087dcd818979f1a432a04647c216d07ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d64255bad11952e0c998a5435eb87087dcd818979f1a432a04647c216d07ce5", kill_on_drop: false }`
[INFO] [stdout] 1d64255bad11952e0c998a5435eb87087dcd818979f1a432a04647c216d07ce5