[INFO] cloning repository https://github.com/gyc567/fastrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gyc567/fastrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyc567%2Ffastrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyc567%2Ffastrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e60b973ba9359024f586fbd69eb04549ad47d0b8
[INFO] documenting gyc567/fastrs 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%2Fgyc567%2Ffastrs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gyc567/fastrs 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/gyc567/fastrs
[INFO] finished tweaking git repo https://github.com/gyc567/fastrs
[INFO] tweaked toml for git repo https://github.com/gyc567/fastrs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gyc567/fastrs 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tinytemplate v1.0.3
[INFO] [stderr]   Downloaded tokio-macros v0.2.1
[INFO] [stderr]   Downloaded tokio v0.2.6
[INFO] [stderr]   Downloaded speculate v0.1.2
[INFO] [stderr]   Downloaded resiter v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9c743716c6a6f6c566e7f55d501ba86fa8aaf57e4f037cee8320a0cd93f28ad
[INFO] running `Command { std: "docker" "start" "-a" "e9c743716c6a6f6c566e7f55d501ba86fa8aaf57e4f037cee8320a0cd93f28ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9c743716c6a6f6c566e7f55d501ba86fa8aaf57e4f037cee8320a0cd93f28ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c743716c6a6f6c566e7f55d501ba86fa8aaf57e4f037cee8320a0cd93f28ad", kill_on_drop: false }`
[INFO] [stdout] e9c743716c6a6f6c566e7f55d501ba86fa8aaf57e4f037cee8320a0cd93f28ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 951cb974af4f425cff3e41e052e2af68f51ec77c945675b25f9f2850ec979ee0
[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" "951cb974af4f425cff3e41e052e2af68f51ec77c945675b25f9f2850ec979ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking resiter v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]  Documenting fastrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/fastrs_config.rs:18:42
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn load_config(path: &str) -> Result<(Conf), &str> {
[INFO] [stdout]    |                                          ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/fastrs_config.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Ok((config))
[INFO] [stdout]    |        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.34s
[INFO] running `Command { std: "docker" "inspect" "951cb974af4f425cff3e41e052e2af68f51ec77c945675b25f9f2850ec979ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "951cb974af4f425cff3e41e052e2af68f51ec77c945675b25f9f2850ec979ee0", kill_on_drop: false }`
[INFO] [stdout] 951cb974af4f425cff3e41e052e2af68f51ec77c945675b25f9f2850ec979ee0