[INFO] fetching crate dockerfile 0.2.1...
[INFO] documenting dockerfile-0.2.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dockerfile 0.2.1 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate dockerfile 0.2.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dockerfile 0.2.1
[INFO] finished tweaking crates.io crate dockerfile 0.2.1
[INFO] tweaked toml for crates.io crate dockerfile 0.2.1 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b10d357f9ffe8107a0d3ee382d774e462c2c8b6d779a09082a15b58cee47abf
[INFO] running `Command { std: "docker" "start" "-a" "5b10d357f9ffe8107a0d3ee382d774e462c2c8b6d779a09082a15b58cee47abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b10d357f9ffe8107a0d3ee382d774e462c2c8b6d779a09082a15b58cee47abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b10d357f9ffe8107a0d3ee382d774e462c2c8b6d779a09082a15b58cee47abf", kill_on_drop: false }`
[INFO] [stdout] 5b10d357f9ffe8107a0d3ee382d774e462c2c8b6d779a09082a15b58cee47abf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa39dfd1f42d67139e09953a3023176919d56f3ecb58e47506c12174ee4b77c
[INFO] running `Command { std: "docker" "start" "-a" "caa39dfd1f42d67139e09953a3023176919d56f3ecb58e47506c12174ee4b77c", kill_on_drop: false }`
[INFO] [stderr]  Documenting dockerfile v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "caa39dfd1f42d67139e09953a3023176919d56f3ecb58e47506c12174ee4b77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa39dfd1f42d67139e09953a3023176919d56f3ecb58e47506c12174ee4b77c", kill_on_drop: false }`
[INFO] [stdout] caa39dfd1f42d67139e09953a3023176919d56f3ecb58e47506c12174ee4b77c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "docinclude" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] bd0e8dc10b001f7781b1a450a3df9e294fc324f9a3c93295908ab7636a4511db
[INFO] running `Command { std: "docker" "start" "-a" "bd0e8dc10b001f7781b1a450a3df9e294fc324f9a3c93295908ab7636a4511db", kill_on_drop: false }`
[INFO] [stderr]  Documenting dockerfile v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="docinclude", 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 `dockerfile`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name dockerfile src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="docinclude"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=4aba52d8efe4dbaf -L dependency=/opt/rustwide/target/debug/deps --crate-version 0.2.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "bd0e8dc10b001f7781b1a450a3df9e294fc324f9a3c93295908ab7636a4511db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd0e8dc10b001f7781b1a450a3df9e294fc324f9a3c93295908ab7636a4511db", kill_on_drop: false }`
[INFO] [stdout] bd0e8dc10b001f7781b1a450a3df9e294fc324f9a3c93295908ab7636a4511db