[INFO] cloning repository https://github.com/trishume/dayder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trishume/dayder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrishume%2Fdayder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrishume%2Fdayder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f408420f7871c46f082b6d5af3f9f82e98a8304
[INFO] documenting trishume/dayder 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%2Ftrishume%2Fdayder" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/trishume/dayder 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/trishume/dayder
[INFO] finished tweaking git repo https://github.com/trishume/dayder
[INFO] tweaked toml for git repo https://github.com/trishume/dayder written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/trishume/dayder 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded persistent v0.1.0
[INFO] [stderr]   Downloaded hprof v0.1.3
[INFO] [stderr]   Downloaded memmem v0.1.1
[INFO] [stderr]   Downloaded lru_time_cache v0.2.7
[INFO] [stderr]   Downloaded lazysort v0.1.1
[INFO] [stderr]   Downloaded clock_ticks v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e690f891430d6757489cdf995184c7dc9a80e9a2351621f90349b6d7ddcc051e
[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" "e690f891430d6757489cdf995184c7dc9a80e9a2351621f90349b6d7ddcc051e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e690f891430d6757489cdf995184c7dc9a80e9a2351621f90349b6d7ddcc051e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e690f891430d6757489cdf995184c7dc9a80e9a2351621f90349b6d7ddcc051e", kill_on_drop: false }`
[INFO] [stdout] e690f891430d6757489cdf995184c7dc9a80e9a2351621f90349b6d7ddcc051e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0a20eb3e0755f6c520cea44bd4d1552ca233baa3000ebabe79f1b6c5f0400001
[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" "0a20eb3e0755f6c520cea44bd4d1552ca233baa3000ebabe79f1b6c5f0400001", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking sequence_trie v0.0.13
[INFO] [stderr]     Checking clock_ticks v0.1.1
[INFO] [stderr]     Checking memmem v0.1.1
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.2.6
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking lru_time_cache v0.2.7
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking hprof v0.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.2.3
[INFO] [stderr]     Checking lazysort v0.1.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v0.5.10
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.8.1
[INFO] [stderr]     Checking iron v0.3.1
[INFO] [stderr]     Checking mount v0.1.0
[INFO] [stderr]     Checking persistent v0.1.0
[INFO] [stderr]     Checking staticfile v0.2.0
[INFO] [stderr]  Documenting dayder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.02s
[INFO] running `Command { std: "docker" "inspect" "0a20eb3e0755f6c520cea44bd4d1552ca233baa3000ebabe79f1b6c5f0400001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a20eb3e0755f6c520cea44bd4d1552ca233baa3000ebabe79f1b6c5f0400001", kill_on_drop: false }`
[INFO] [stdout] 0a20eb3e0755f6c520cea44bd4d1552ca233baa3000ebabe79f1b6c5f0400001