[INFO] cloning repository https://github.com/brson/maptime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brson/maptime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrson%2Fmaptime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrson%2Fmaptime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 138dbe297e5eb7801331f83a2ce4b5ee17b44f11
[INFO] documenting brson/maptime 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%2Fbrson%2Fmaptime" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brson/maptime 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/brson/maptime
[INFO] finished tweaking git repo https://github.com/brson/maptime
[INFO] tweaked toml for git repo https://github.com/brson/maptime written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/brson/maptime 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]     Updating git repository `https://github.com/brson/RustGnuplot`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fancy_flocks v0.1.0
[INFO] [stderr]   Downloaded structopt v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.3
[INFO] [stderr]   Downloaded parse_list v2.0.0
[INFO] [stderr]   Downloaded structopt-derive v0.3.1
[INFO] [stderr]   Downloaded atomic_blobject v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] f297db093c4b3492e205cc7522beac4997d871634b500911c58aac60ae483823
[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" "f297db093c4b3492e205cc7522beac4997d871634b500911c58aac60ae483823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f297db093c4b3492e205cc7522beac4997d871634b500911c58aac60ae483823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f297db093c4b3492e205cc7522beac4997d871634b500911c58aac60ae483823", kill_on_drop: false }`
[INFO] [stdout] f297db093c4b3492e205cc7522beac4997d871634b500911c58aac60ae483823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 92ca82555acd64c4c0ab25df068cddd0aa11959f7ef24cc2fef279a5f20aa1c1
[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" "92ca82555acd64c4c0ab25df068cddd0aa11959f7ef24cc2fef279a5f20aa1c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking parse_list v2.0.0
[INFO] [stderr]     Checking gnuplot v0.0.33 (https://github.com/brson/RustGnuplot?branch=master#2d3360c4)
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking fancy_flocks v0.1.0
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking structopt v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking atomic_blobject v0.1.0
[INFO] [stderr]  Documenting maptime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.35s
[INFO] running `Command { std: "docker" "inspect" "92ca82555acd64c4c0ab25df068cddd0aa11959f7ef24cc2fef279a5f20aa1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ca82555acd64c4c0ab25df068cddd0aa11959f7ef24cc2fef279a5f20aa1c1", kill_on_drop: false }`
[INFO] [stdout] 92ca82555acd64c4c0ab25df068cddd0aa11959f7ef24cc2fef279a5f20aa1c1