[INFO] cloning repository https://github.com/detro/mooncell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/detro/mooncell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdetro%2Fmooncell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdetro%2Fmooncell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef09649cb727e20f7c941d37233f55185d692bdc
[INFO] documenting detro/mooncell 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%2Fdetro%2Fmooncell" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/detro/mooncell 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/detro/mooncell
[INFO] finished tweaking git repo https://github.com/detro/mooncell
[INFO] tweaked toml for git repo https://github.com/detro/mooncell written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/detro/mooncell 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.3.9
[INFO] [stderr]   Downloaded ctrlc v3.1.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.14
[INFO] [stderr]   Downloaded arc-swap v0.3.11
[INFO] [stderr]   Downloaded ipnet v2.0.0
[INFO] [stderr]   Downloaded curl v0.4.22
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded openssl-sys v0.9.46
[INFO] [stderr]   Downloaded miniz_oxide v0.2.1
[INFO] [stderr]   Downloaded log4rs v0.8.3
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.1
[INFO] [stderr]   Downloaded serde_yaml v0.8.9
[INFO] [stderr]   Downloaded tokio-timer v0.2.10
[INFO] [stderr]   Downloaded flate2 v1.0.7
[INFO] [stderr]   Downloaded backtrace v0.3.15
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded curl-sys v0.4.18
[INFO] [stderr]   Downloaded openssl-src v111.2.1+1.1.1b
[INFO] [stderr]   Downloaded srvzio v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e3aecbfc9b4150ac952df472c668fbf9ba88149d9d437c35fd5fa7ffb10dd926
[INFO] running `Command { std: "docker" "start" "-a" "e3aecbfc9b4150ac952df472c668fbf9ba88149d9d437c35fd5fa7ffb10dd926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3aecbfc9b4150ac952df472c668fbf9ba88149d9d437c35fd5fa7ffb10dd926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3aecbfc9b4150ac952df472c668fbf9ba88149d9d437c35fd5fa7ffb10dd926", kill_on_drop: false }`
[INFO] [stdout] e3aecbfc9b4150ac952df472c668fbf9ba88149d9d437c35fd5fa7ffb10dd926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 1fce08a8fdd4999eb573dd810a9bc1554d57d872a9579e0a20c6cf30208cf112
[INFO] running `Command { std: "docker" "start" "-a" "1fce08a8fdd4999eb573dd810a9bc1554d57d872a9579e0a20c6cf30208cf112", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking ipnet v2.0.0
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling openssl-src v111.2.1+1.1.1b
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling openssl-sys v0.9.46
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking socket2 v0.3.9
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking srvzio v1.1.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]  Documenting mooncell v0.1.4-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "1fce08a8fdd4999eb573dd810a9bc1554d57d872a9579e0a20c6cf30208cf112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fce08a8fdd4999eb573dd810a9bc1554d57d872a9579e0a20c6cf30208cf112", kill_on_drop: false }`
[INFO] [stdout] 1fce08a8fdd4999eb573dd810a9bc1554d57d872a9579e0a20c6cf30208cf112