[INFO] cloning repository https://github.com/Milo123459/cargo-downfix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Milo123459/cargo-downfix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilo123459%2Fcargo-downfix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilo123459%2Fcargo-downfix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01ef83a69eb7773deefe2685d027250c88c20f74
[INFO] documenting Milo123459/cargo-downfix against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilo123459%2Fcargo-downfix" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Milo123459/cargo-downfix on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Milo123459/cargo-downfix
[INFO] finished tweaking git repo https://github.com/Milo123459/cargo-downfix
[INFO] tweaked toml for git repo https://github.com/Milo123459/cargo-downfix written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Milo123459/cargo-downfix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ee835d63653c02ac0efa70ba118cd3b2a959565439de66fb4a2334de84cfcec
[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" "7ee835d63653c02ac0efa70ba118cd3b2a959565439de66fb4a2334de84cfcec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee835d63653c02ac0efa70ba118cd3b2a959565439de66fb4a2334de84cfcec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee835d63653c02ac0efa70ba118cd3b2a959565439de66fb4a2334de84cfcec", kill_on_drop: false }`
[INFO] [stdout] 7ee835d63653c02ac0efa70ba118cd3b2a959565439de66fb4a2334de84cfcec
[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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] 4c57a9b8a5e0d8eb63129075339c4c12322128bbf018182a10978b64d89aa688
[INFO] running `Command { std: "docker" "start" "-a" "4c57a9b8a5e0d8eb63129075339c4c12322128bbf018182a10978b64d89aa688", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking ipnet v2.4.0
[INFO] [stderr]     Checking tracing-core v0.1.24
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rustls-pemfile v0.3.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.2
[INFO] [stderr]     Checking tokio-rustls v0.23.3
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking hyper-rustls v0.23.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking crates_io_api v0.8.0
[INFO] [stderr]  Documenting cargo-downfix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `structopt::Structopt`
[INFO] [stdout]  --> src/cli.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use structopt::Structopt;
[INFO] [stdout]   |     ^^^^^^^^^^^---------
[INFO] [stdout]   |     |          |
[INFO] [stdout]   |     |          help: a similar name exists in the module (notice the capitalization): `StructOpt`
[INFO] [stdout]   |     no `Structopt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `StructOpt` in this scope
[INFO] [stdout]  --> src/cli.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(StructOpt, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this derive macro:
[INFO] [stdout]           structopt::StructOpt
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cargo-downfix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name cargo_downfix src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=4f7853d424528709 -L dependency=/opt/rustwide/target/debug/deps --extern crates_io_api=/opt/rustwide/target/debug/deps/libcrates_io_api-2178fd48b53d7def.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-f7e0997c4c9847e0.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-3ac5fb5c36c28dac.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-1fec1ae295664502.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-3c8d585d7db03cfc.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-28368b4d763c2570.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4c57a9b8a5e0d8eb63129075339c4c12322128bbf018182a10978b64d89aa688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c57a9b8a5e0d8eb63129075339c4c12322128bbf018182a10978b64d89aa688", kill_on_drop: false }`
[INFO] [stdout] 4c57a9b8a5e0d8eb63129075339c4c12322128bbf018182a10978b64d89aa688