[INFO] cloning repository https://github.com/apahl/plate-inspector
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apahl/plate-inspector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapahl%2Fplate-inspector", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapahl%2Fplate-inspector'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f01c11d11a2aa8b154721194045a064c712f888
[INFO] documenting apahl/plate-inspector against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapahl%2Fplate-inspector" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apahl/plate-inspector on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/apahl/plate-inspector
[INFO] finished tweaking git repo https://github.com/apahl/plate-inspector
[INFO] tweaked toml for git repo https://github.com/apahl/plate-inspector written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/apahl/plate-inspector already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded build-data v0.1.3
[INFO] [stderr]   Downloaded safe-regex-macro v0.2.5
[INFO] [stderr]   Downloaded safe-regex v0.2.5
[INFO] [stderr]   Downloaded safe-lock v0.1.3
[INFO] [stderr]   Downloaded safe-quote v1.0.15
[INFO] [stderr]   Downloaded safe-proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded safe-regex-compiler v0.2.5
[INFO] [stderr]   Downloaded anyhow v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcfa064c962c68b73281c6d840634f7d7b80d5a296c6175794b1f2cdaec4b1b1
[INFO] running `Command { std: "docker" "start" "-a" "dcfa064c962c68b73281c6d840634f7d7b80d5a296c6175794b1f2cdaec4b1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcfa064c962c68b73281c6d840634f7d7b80d5a296c6175794b1f2cdaec4b1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfa064c962c68b73281c6d840634f7d7b80d5a296c6175794b1f2cdaec4b1b1", kill_on_drop: false }`
[INFO] [stdout] dcfa064c962c68b73281c6d840634f7d7b80d5a296c6175794b1f2cdaec4b1b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfa73177777b36ff1e099274fb870bf1d53db76dc0bc5fa8922c5a4b2650ef10
[INFO] running `Command { std: "docker" "start" "-a" "dfa73177777b36ff1e099274fb870bf1d53db76dc0bc5fa8922c5a4b2650ef10", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.36
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling safe-quote v1.0.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling safe-regex-compiler v0.2.5
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling safe-regex-macro v0.2.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling safe-regex v0.2.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling safe-lock v0.1.3
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling build-data v0.1.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]    Compiling plate-inspector v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking imageproc v0.22.0
[INFO] [stderr]     Checking ron v0.7.0
[INFO] [stderr]  Documenting plate-inspector v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_else)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_else` has been stable since `1.65.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `plate-inspector`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name plate_inspector 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=5636589c6da06bbb -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-8e9a7d3412db5d5e.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-192ffa684fafb2e7.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-4621e9b0cb0aacdc.rmeta --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-b0e2cb3d9e517cdf.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-2129c1460a18c11d.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-3d6925fe30fcfc7c.rmeta --extern imageproc=/opt/rustwide/target/debug/deps/libimageproc-627a829510591cdb.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-4cbbbc2ebc057e63.rmeta --extern ron=/opt/rustwide/target/debug/deps/libron-2729ddc68e9a1eb7.rmeta --extern rusttype=/opt/rustwide/target/debug/deps/librusttype-760a85d5756711b5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b25a3457fcef69ad.rmeta --cap-lints=warn --crate-version 0.3.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "dfa73177777b36ff1e099274fb870bf1d53db76dc0bc5fa8922c5a4b2650ef10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa73177777b36ff1e099274fb870bf1d53db76dc0bc5fa8922c5a4b2650ef10", kill_on_drop: false }`
[INFO] [stdout] dfa73177777b36ff1e099274fb870bf1d53db76dc0bc5fa8922c5a4b2650ef10
