[INFO] fetching crate fonterator 0.9.0...
[INFO] documenting fonterator-0.9.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fonterator 0.9.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate fonterator 0.9.0 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 crates.io crate fonterator 0.9.0
[INFO] removed 4 missing examples
[INFO] finished tweaking crates.io crate fonterator 0.9.0
[INFO] tweaked toml for crates.io crate fonterator 0.9.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate crates.io crate fonterator 0.9.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 42d8cf79e1363497e154618fa223b03764b3c7a4939db81228f27f22e805ce68
[INFO] running `Command { std: "docker" "start" "-a" "42d8cf79e1363497e154618fa223b03764b3c7a4939db81228f27f22e805ce68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d8cf79e1363497e154618fa223b03764b3c7a4939db81228f27f22e805ce68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d8cf79e1363497e154618fa223b03764b3c7a4939db81228f27f22e805ce68", kill_on_drop: false }`
[INFO] [stdout] 42d8cf79e1363497e154618fa223b03764b3c7a4939db81228f27f22e805ce68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] [stdout] c95a85f980385f1a8da76f6d56eed653bf156de082443c5ef7290c654792e063
[INFO] running `Command { std: "docker" "start" "-a" "c95a85f980385f1a8da76f6d56eed653bf156de082443c5ef7290c654792e063", kill_on_drop: false }`
[INFO] [stderr]    Compiling pix v0.13.1
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking ttf-parser v0.8.2
[INFO] [stderr]     Checking footile v0.6.0
[INFO] [stderr]  Documenting fonterator v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "c95a85f980385f1a8da76f6d56eed653bf156de082443c5ef7290c654792e063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95a85f980385f1a8da76f6d56eed653bf156de082443c5ef7290c654792e063", kill_on_drop: false }`
[INFO] [stdout] c95a85f980385f1a8da76f6d56eed653bf156de082443c5ef7290c654792e063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 1e3bb59730d11424115b6cb64a68ed81f33ee5a7f3ae6f5eda05754e0c12f2cf
[INFO] running `Command { std: "docker" "start" "-a" "1e3bb59730d11424115b6cb64a68ed81f33ee5a7f3ae6f5eda05754e0c12f2cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pix v0.13.1
[INFO] [stderr]     Checking unicode-script v0.5.2
[INFO] [stderr]     Checking ttf-parser v0.8.2
[INFO] [stderr]     Checking footile v0.6.0
[INFO] [stderr]  Documenting fonterator v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(feature = "docs-rs", feature(external_doc))]
[INFO] [stdout]    |                                          ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: use #[doc = include_str!("filename")] instead, which handles macro invocations
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fonterator`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name fonterator src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="docs-rs"' --cfg 'feature="monospace-font"' --cfg 'feature="normal-font"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=702894c40f3ca4fe -L dependency=/opt/rustwide/target/debug/deps --extern footile=/opt/rustwide/target/debug/deps/libfootile-22fc9ddfd7322138.rmeta --extern ttf_parser=/opt/rustwide/target/debug/deps/libttf_parser-3f2624d78f9953e0.rmeta --extern unicode_script=/opt/rustwide/target/debug/deps/libunicode_script-1cfb87451aafb3c1.rmeta --extern-html-root-url 'footile=https://docs.rs/footile/0.6.0/' --extern-html-root-url 'ttf_parser=https://docs.rs/ttf-parser/0.8.2/' --extern-html-root-url 'unicode_script=https://docs.rs/unicode-script/0.5.2/' -Zunstable-options --crate-version 0.9.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1e3bb59730d11424115b6cb64a68ed81f33ee5a7f3ae6f5eda05754e0c12f2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3bb59730d11424115b6cb64a68ed81f33ee5a7f3ae6f5eda05754e0c12f2cf", kill_on_drop: false }`
[INFO] [stdout] 1e3bb59730d11424115b6cb64a68ed81f33ee5a7f3ae6f5eda05754e0c12f2cf