[INFO] fetching crate scanner_vin 0.1.0...
[INFO] documenting scanner_vin-0.1.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate scanner_vin 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate scanner_vin 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 scanner_vin 0.1.0
[INFO] finished tweaking crates.io crate scanner_vin 0.1.0
[INFO] tweaked toml for crates.io crate scanner_vin 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68034391475b4dd8ddbcc855e3dda7f2b5adf25d1d2f3ad6180d02ef7ed9e9bf
[INFO] running `Command { std: "docker" "start" "-a" "68034391475b4dd8ddbcc855e3dda7f2b5adf25d1d2f3ad6180d02ef7ed9e9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68034391475b4dd8ddbcc855e3dda7f2b5adf25d1d2f3ad6180d02ef7ed9e9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68034391475b4dd8ddbcc855e3dda7f2b5adf25d1d2f3ad6180d02ef7ed9e9bf", kill_on_drop: false }`
[INFO] [stdout] 68034391475b4dd8ddbcc855e3dda7f2b5adf25d1d2f3ad6180d02ef7ed9e9bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a5693f6312156d31a55fdacf5c3137c3af15e52afb3b31b972daf99701d81a1d
[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" "a5693f6312156d31a55fdacf5c3137c3af15e52afb3b31b972daf99701d81a1d", kill_on_drop: false }`
[INFO] [stderr]  Documenting scanner_vin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0774]: `derive` may only be applied to `struct`s, `enum`s and `union`s
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[derive(Debug)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ not applicable here
[INFO] [stdout] ...
[INFO] [stdout] 28 |     let proc_str = "let x = 200 in let f = proc (z) -(z,x) in let x = 100 in let g = proc (z) -(z,x) in -((f 1),(g 1))";
[INFO] [stdout]    |     -------------------------------------------------------------------------------------------------------------------- not a `struct`, `enum` or `union`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0774`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `scanner_vin`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name scanner_vin src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a5693f6312156d31a55fdacf5c3137c3af15e52afb3b31b972daf99701d81a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5693f6312156d31a55fdacf5c3137c3af15e52afb3b31b972daf99701d81a1d", kill_on_drop: false }`
[INFO] [stdout] a5693f6312156d31a55fdacf5c3137c3af15e52afb3b31b972daf99701d81a1d
