[INFO] crate trans-gen-ruby 0.1.0 is already in cache
[INFO] documenting trans-gen-ruby-0.1.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate trans-gen-ruby 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate trans-gen-ruby 0.1.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trans-gen-ruby 0.1.0
[INFO] finished tweaking crates.io crate trans-gen-ruby 0.1.0
[INFO] tweaked toml for crates.io crate trans-gen-ruby 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 340cd86357df05f8e184ea505ecf034325cb5851bf7070e5b43a59b0472823ec
[INFO] running `Command { std: "docker" "start" "-a" "340cd86357df05f8e184ea505ecf034325cb5851bf7070e5b43a59b0472823ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "340cd86357df05f8e184ea505ecf034325cb5851bf7070e5b43a59b0472823ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340cd86357df05f8e184ea505ecf034325cb5851bf7070e5b43a59b0472823ec", kill_on_drop: false }`
[INFO] [stdout] 340cd86357df05f8e184ea505ecf034325cb5851bf7070e5b43a59b0472823ec
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa2de2c26f12ec0410e9f74d822a61fa8b9311a3eea68cfe9f975c447fdae4ac
[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" "fa2de2c26f12ec0410e9f74d822a61fa8b9311a3eea68cfe9f975c447fdae4ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling backtrace v0.3.49
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling trans-schema-derive v0.1.0
[INFO] [stderr]    Compiling trans-derive v0.1.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking trans-schema v0.1.0
[INFO] [stderr]    Compiling include_dir_impl v0.5.0
[INFO] [stderr]     Checking trans v0.1.0
[INFO] [stderr]     Checking include_dir v0.5.0
[INFO] [stderr]     Checking trans-gen-core v0.1.1
[INFO] [stderr]  Documenting trans-gen-ruby v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if (index > 0) {
[INFO] [stdout]    |            ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.98s
[INFO] running `Command { std: "docker" "inspect" "fa2de2c26f12ec0410e9f74d822a61fa8b9311a3eea68cfe9f975c447fdae4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2de2c26f12ec0410e9f74d822a61fa8b9311a3eea68cfe9f975c447fdae4ac", kill_on_drop: false }`
[INFO] [stdout] fa2de2c26f12ec0410e9f74d822a61fa8b9311a3eea68cfe9f975c447fdae4ac