[INFO] cloning repository https://github.com/et4te/swim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/et4te/swim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fet4te%2Fswim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fet4te%2Fswim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3c9b088fc9bbcd921484a755feddf6b36fa9966
[INFO] documenting et4te/swim against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fet4te%2Fswim" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/et4te/swim on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/et4te/swim
[INFO] finished tweaking git repo https://github.com/et4te/swim
[INFO] tweaked toml for git repo https://github.com/et4te/swim written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/et4te/swim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/crossbeam-rs/crossbeam`
[INFO] [stderr]     Updating git repository `https://github.com/tokio-rs/tokio`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_env_logger v0.2.5
[INFO] [stderr]   Downloaded tokio-serde v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9f6d010df4f33bf66e718b3d675073e1bea3dee6c28ae25d89909140eba245b
[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" "d9f6d010df4f33bf66e718b3d675073e1bea3dee6c28ae25d89909140eba245b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f6d010df4f33bf66e718b3d675073e1bea3dee6c28ae25d89909140eba245b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f6d010df4f33bf66e718b3d675073e1bea3dee6c28ae25d89909140eba245b", kill_on_drop: false }`
[INFO] [stdout] d9f6d010df4f33bf66e718b3d675073e1bea3dee6c28ae25d89909140eba245b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4de09b992a3281aa1aa4d5da912ec18a841ccc632cb23b962981fe19dc4845a0
[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" "4de09b992a3281aa1aa4d5da912ec18a841ccc632cb23b962981fe19dc4845a0", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking tokio-executor v0.1.5 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking crossbeam-utils v0.6.1 (https://github.com/crossbeam-rs/crossbeam#d627067b)
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.7 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking tokio-current-thread v0.1.3 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1 (https://github.com/crossbeam-rs/crossbeam#d627067b)
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking tokio-io v0.1.10 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking tokio-serde v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.2 (https://github.com/crossbeam-rs/crossbeam#d627067b)
[INFO] [stderr]     Checking crossbeam-skiplist v0.0.0 (https://github.com/crossbeam-rs/crossbeam#d627067b)
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking tokio-threadpool v0.1.8 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking tokio-reactor v0.1.6 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking crossbeam-channel v0.3.2 (https://github.com/crossbeam-rs/crossbeam#d627067b)
[INFO] [stderr]     Checking tokio-fs v0.1.4 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-udp v0.1.2 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking tokio-uds v0.2.3 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking tokio-tcp v0.1.2 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking crossbeam v0.5.0 (https://github.com/crossbeam-rs/crossbeam#d627067b)
[INFO] [stderr]     Checking tokio v0.1.12 (https://github.com/tokio-rs/tokio#09f2ac85)
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]  Documenting swim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.43s
[INFO] running `Command { std: "docker" "inspect" "4de09b992a3281aa1aa4d5da912ec18a841ccc632cb23b962981fe19dc4845a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de09b992a3281aa1aa4d5da912ec18a841ccc632cb23b962981fe19dc4845a0", kill_on_drop: false }`
[INFO] [stdout] 4de09b992a3281aa1aa4d5da912ec18a841ccc632cb23b962981fe19dc4845a0