[INFO] cloning repository https://github.com/numerodix/datint-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/numerodix/datint-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumerodix%2Fdatint-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumerodix%2Fdatint-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38a8d124e285e8c2819d699e79ab0649b36a8900
[INFO] documenting numerodix/datint-rs 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%2Fnumerodix%2Fdatint-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/numerodix/datint-rs 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/numerodix/datint-rs
[INFO] finished tweaking git repo https://github.com/numerodix/datint-rs
[INFO] tweaked toml for git repo https://github.com/numerodix/datint-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/numerodix/datint-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] fb40d8b9cfceb127483c5ffe29199fc46edc4fb76d55360bc0da0c378137cafe
[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" "fb40d8b9cfceb127483c5ffe29199fc46edc4fb76d55360bc0da0c378137cafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb40d8b9cfceb127483c5ffe29199fc46edc4fb76d55360bc0da0c378137cafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb40d8b9cfceb127483c5ffe29199fc46edc4fb76d55360bc0da0c378137cafe", kill_on_drop: false }`
[INFO] [stdout] fb40d8b9cfceb127483c5ffe29199fc46edc4fb76d55360bc0da0c378137cafe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed440a39cd85c0cd94444bbf2f3bf0794d195770ddc7f9c0a46ca60946f8fa39
[INFO] running `Command { std: "docker" "start" "-a" "ed440a39cd85c0cd94444bbf2f3bf0794d195770ddc7f9c0a46ca60946f8fa39", kill_on_drop: false }`
[INFO] [stderr]  Documenting datint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/parity_bit.rs:9:18
[INFO] [stdout]    |
[INFO] [stdout] 9  |       let parity = (
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 10 | |         ((num & (1 << 6)) >> 6) ^
[INFO] [stdout] 11 | |         ((num & (1 << 5)) >> 5) ^
[INFO] [stdout] 12 | |         ((num & (1 << 4)) >> 4) ^
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |         ((num & (1 << 0)) >> 0)
[INFO] [stdout] 17 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 9  |     let parity = ((num & (1 << 6)) >> 6) ^
[INFO] [stdout] 10 |         ((num & (1 << 5)) >> 5) ^
[INFO] [stdout] 11 |         ((num & (1 << 4)) >> 4) ^
[INFO] [stdout] 12 |         ((num & (1 << 3)) >> 3) ^
[INFO] [stdout] 13 |         ((num & (1 << 2)) >> 2) ^
[INFO] [stdout] 14 |         ((num & (1 << 1)) >> 1) ^
[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 1.49s
[INFO] running `Command { std: "docker" "inspect" "ed440a39cd85c0cd94444bbf2f3bf0794d195770ddc7f9c0a46ca60946f8fa39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed440a39cd85c0cd94444bbf2f3bf0794d195770ddc7f9c0a46ca60946f8fa39", kill_on_drop: false }`
[INFO] [stdout] ed440a39cd85c0cd94444bbf2f3bf0794d195770ddc7f9c0a46ca60946f8fa39