[INFO] fetching crate express 0.0.2...
[INFO] documenting express-0.0.2 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate express 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate express 0.0.2 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate express 0.0.2
[INFO] finished tweaking crates.io crate express 0.0.2
[INFO] tweaked toml for crates.io crate express 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4728fdc26892c8a99ef15a8b6e3020c35565b6a5621ccdee154f8e513efd783
[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" "d4728fdc26892c8a99ef15a8b6e3020c35565b6a5621ccdee154f8e513efd783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4728fdc26892c8a99ef15a8b6e3020c35565b6a5621ccdee154f8e513efd783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4728fdc26892c8a99ef15a8b6e3020c35565b6a5621ccdee154f8e513efd783", kill_on_drop: false }`
[INFO] [stdout] d4728fdc26892c8a99ef15a8b6e3020c35565b6a5621ccdee154f8e513efd783
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 332a0fc0924f9ac4da2536bcfe95bf6b5ab2941af21d5877637eb36e75c49810
[INFO] running `Command { std: "docker" "start" "-a" "332a0fc0924f9ac4da2536bcfe95bf6b5ab2941af21d5877637eb36e75c49810", kill_on_drop: false }`
[INFO] [stderr]  Documenting express v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `Use` should have a snake case name
[INFO] [stdout]   --> src/express.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn Use() -> () {}
[INFO] [stdout]    |            ^^^ help: convert the identifier to snake case (notice the capitalization): `use`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` 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 1.16s
[INFO] running `Command { std: "docker" "inspect" "332a0fc0924f9ac4da2536bcfe95bf6b5ab2941af21d5877637eb36e75c49810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332a0fc0924f9ac4da2536bcfe95bf6b5ab2941af21d5877637eb36e75c49810", kill_on_drop: false }`
[INFO] [stdout] 332a0fc0924f9ac4da2536bcfe95bf6b5ab2941af21d5877637eb36e75c49810