[INFO] fetching crate pidfile 0.1.0...
[INFO] documenting pidfile-0.1.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate pidfile 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pidfile 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pidfile 0.1.0
[INFO] finished tweaking crates.io crate pidfile 0.1.0
[INFO] tweaked toml for crates.io crate pidfile 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db4f8c042b5c220e3cf998c4037bf5888cbc4f24046b58342e1948a9ec0fd1f1
[INFO] running `Command { std: "docker" "start" "-a" "db4f8c042b5c220e3cf998c4037bf5888cbc4f24046b58342e1948a9ec0fd1f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db4f8c042b5c220e3cf998c4037bf5888cbc4f24046b58342e1948a9ec0fd1f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4f8c042b5c220e3cf998c4037bf5888cbc4f24046b58342e1948a9ec0fd1f1", kill_on_drop: false }`
[INFO] [stdout] db4f8c042b5c220e3cf998c4037bf5888cbc4f24046b58342e1948a9ec0fd1f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c228856e6ce3aaa0a4c1c0060a2b9c4cf3c1563c65f3a41078f9cb6c34062211
[INFO] running `Command { std: "docker" "start" "-a" "c228856e6ce3aaa0a4c1c0060a2b9c4cf3c1563c65f3a41078f9cb6c34062211", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]  Documenting pidfile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: macros that expand to items must be delimited with braces or followed by a semicolon
[INFO] [stdout]   --> src/file_posix.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |   macro_rules! check(
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 23 | |     ($expr:expr) => ({
[INFO] [stdout] 24 | |         let mut ret;
[INFO] [stdout] 25 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     })
[INFO] [stdout] 47 | | )
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: change the delimiters to curly braces
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! check{
[INFO] [stdout] 23 |     ($expr:expr) => ({
[INFO] [stdout] 24 |         let mut ret;
[INFO] [stdout] 25 | 
[INFO] [stdout] 26 |         loop {
[INFO] [stdout] 27 |             ret = unsafe { $expr };
[INFO] [stdout]  ...
[INFO] [stdout] help: add a semicolon
[INFO] [stdout]    |
[INFO] [stdout] 47 | );
[INFO] [stdout]    |  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `pidfile`
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]    --> src/file_posix.rs:111:25
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut buf: [u8, ..20] = unsafe { mem::zeroed() };
[INFO] [stdout]     |             --------    ^ expected one of 7 possible tokens
[INFO] [stdout]     |             |      |
[INFO] [stdout]     |             |      help: use `=` if you meant to assign
[INFO] [stdout]     |             while parsing the type for `mut buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name pidfile src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern nix=/opt/rustwide/target/debug/deps/libnix-efb2e0532f6dbb40.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c228856e6ce3aaa0a4c1c0060a2b9c4cf3c1563c65f3a41078f9cb6c34062211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c228856e6ce3aaa0a4c1c0060a2b9c4cf3c1563c65f3a41078f9cb6c34062211", kill_on_drop: false }`
[INFO] [stdout] c228856e6ce3aaa0a4c1c0060a2b9c4cf3c1563c65f3a41078f9cb6c34062211
