[INFO] fetching crate happy 0.1.1...
[INFO] documenting happy-0.1.1 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate happy 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate happy 0.1.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate happy 0.1.1
[INFO] finished tweaking crates.io crate happy 0.1.1
[INFO] tweaked toml for crates.io crate happy 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded combine v2.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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-2020-10-09" "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] fabb2d1282dc5b87e61b32a8a051ea23d995ebf2e2b6209d2f3bb829cf0ecc77
[INFO] running `Command { std: "docker" "start" "-a" "fabb2d1282dc5b87e61b32a8a051ea23d995ebf2e2b6209d2f3bb829cf0ecc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fabb2d1282dc5b87e61b32a8a051ea23d995ebf2e2b6209d2f3bb829cf0ecc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fabb2d1282dc5b87e61b32a8a051ea23d995ebf2e2b6209d2f3bb829cf0ecc77", kill_on_drop: false }`
[INFO] [stdout] fabb2d1282dc5b87e61b32a8a051ea23d995ebf2e2b6209d2f3bb829cf0ecc77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 474540b92433d3c47ed91a70a1226ebbaa9b9e5684c2e33d69ad9a21afaba092
[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" "474540b92433d3c47ed91a70a1226ebbaa9b9e5684c2e33d69ad9a21afaba092", kill_on_drop: false }`
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking combine v2.4.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]  Documenting happy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/api.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |   type Handler = Box<Fn((
[INFO] [stdout]    |  _______________________^
[INFO] [stdout] 27 | |         (hyper::Method, 
[INFO] [stdout] 28 | |          hyper::Uri, 
[INFO] [stdout] 29 | |          hyper::HttpVersion, 
[INFO] [stdout] 30 | |          hyper::header::Headers)), Vec<u8>) -> 
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 | type Handler = Box<Fn((hyper::Method, 
[INFO] [stdout] 27 |          hyper::Uri, 
[INFO] [stdout] 28 |          hyper::HttpVersion, 
[INFO] [stdout] 29 |          hyper::header::Headers), Vec<u8>) -> 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `Command { std: "docker" "inspect" "474540b92433d3c47ed91a70a1226ebbaa9b9e5684c2e33d69ad9a21afaba092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474540b92433d3c47ed91a70a1226ebbaa9b9e5684c2e33d69ad9a21afaba092", kill_on_drop: false }`
[INFO] [stdout] 474540b92433d3c47ed91a70a1226ebbaa9b9e5684c2e33d69ad9a21afaba092
