[INFO] fetching crate defile 0.1.2...
[INFO] documenting defile-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate defile 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate defile 0.1.2 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 defile 0.1.2
[INFO] finished tweaking crates.io crate defile 0.1.2
[INFO] tweaked toml for crates.io crate defile 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate defile 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defile-proc_macros v0.1.2
[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" "+1.61.0" "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] e770a147ac88d4b92fb5b5650a53b41f2d9c173cff9fb2417be02d8ed2f9770f
[INFO] running `Command { std: "docker" "start" "-a" "e770a147ac88d4b92fb5b5650a53b41f2d9c173cff9fb2417be02d8ed2f9770f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e770a147ac88d4b92fb5b5650a53b41f2d9c173cff9fb2417be02d8ed2f9770f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e770a147ac88d4b92fb5b5650a53b41f2d9c173cff9fb2417be02d8ed2f9770f", kill_on_drop: false }`
[INFO] [stdout] e770a147ac88d4b92fb5b5650a53b41f2d9c173cff9fb2417be02d8ed2f9770f
[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" "+1.61.0" "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] 523c976617343487295db83c3d5be96b1521cd8fcf93c1335107a885be30de0c
[INFO] running `Command { std: "docker" "start" "-a" "523c976617343487295db83c3d5be96b1521cd8fcf93c1335107a885be30de0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling defile-proc_macros v0.1.2
[INFO] [stderr]  Documenting defile v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "523c976617343487295db83c3d5be96b1521cd8fcf93c1335107a885be30de0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523c976617343487295db83c3d5be96b1521cd8fcf93c1335107a885be30de0c", kill_on_drop: false }`
[INFO] [stdout] 523c976617343487295db83c3d5be96b1521cd8fcf93c1335107a885be30de0c
[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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "--all-features" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 88cbc6454c70325c02eb02c85b8a03ae40f74e6d160840ed4517ebfd1860add4
[INFO] running `Command { std: "docker" "start" "-a" "88cbc6454c70325c02eb02c85b8a03ae40f74e6d160840ed4517ebfd1860add4", kill_on_drop: false }`
[INFO] [stderr]    Compiling defile-proc_macros v0.1.2
[INFO] [stderr]  Documenting defile v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     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] [stderr] error: could not document `defile`
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name defile src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="nightly"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=cd4524f1a4fb886e -L dependency=/opt/rustwide/target/debug/deps --extern proc_macros=/opt/rustwide/target/debug/deps/libdefile_proc_macros-82eea54813bb6746.so --extern-html-root-url 'defile_proc_macros=https://docs.rs/defile-proc_macros/0.1.2/' -Zunstable-options --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "88cbc6454c70325c02eb02c85b8a03ae40f74e6d160840ed4517ebfd1860add4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88cbc6454c70325c02eb02c85b8a03ae40f74e6d160840ed4517ebfd1860add4", kill_on_drop: false }`
[INFO] [stdout] 88cbc6454c70325c02eb02c85b8a03ae40f74e6d160840ed4517ebfd1860add4