[INFO] fetching crate stackbox 0.1.2...
[INFO] documenting stackbox-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate stackbox 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate stackbox 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] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] removed /workspace/builds/worker-13/source/rust-toolchain
[INFO] started tweaking crates.io crate stackbox 0.1.2
[INFO] finished tweaking crates.io crate stackbox 0.1.2
[INFO] tweaked toml for crates.io crate stackbox 0.1.2 written to /workspace/builds/worker-13/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded with_locals-proc_macros v0.3.0
[INFO] [stderr]   Downloaded func_wrap v0.1.3
[INFO] [stderr]   Downloaded with_locals v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d3c6867e44aeb19630e3e7c696776fb6cf8f1664a5b601a4e551c6f08db3568f
[INFO] running `Command { std: "docker" "start" "-a" "d3c6867e44aeb19630e3e7c696776fb6cf8f1664a5b601a4e551c6f08db3568f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3c6867e44aeb19630e3e7c696776fb6cf8f1664a5b601a4e551c6f08db3568f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c6867e44aeb19630e3e7c696776fb6cf8f1664a5b601a4e551c6f08db3568f", kill_on_drop: false }`
[INFO] [stdout] d3c6867e44aeb19630e3e7c696776fb6cf8f1664a5b601a4e551c6f08db3568f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 8cf6d6c6680f3d24e6d71d25fbd79e200a425309ffc64ca4e2a327b0b0cde1ef
[INFO] running `Command { std: "docker" "start" "-a" "8cf6d6c6680f3d24e6d71d25fbd79e200a425309ffc64ca4e2a327b0b0cde1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]  Documenting stackbox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "8cf6d6c6680f3d24e6d71d25fbd79e200a425309ffc64ca4e2a327b0b0cde1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf6d6c6680f3d24e6d71d25fbd79e200a425309ffc64ca4e2a327b0b0cde1ef", kill_on_drop: false }`
[INFO] [stdout] 8cf6d6c6680f3d24e6d71d25fbd79e200a425309ffc64ca4e2a327b0b0cde1ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "--all-features" "--frozen" "--message-format=json" "--" "--html-in-header" "fix-rustdoc-css.html" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 79d9ef49e003db19e0824d97da2b4c825e589a49b1a5e95db0eaf7cf771e2bd1
[INFO] running `Command { std: "docker" "start" "-a" "79d9ef49e003db19e0824d97da2b4c825e589a49b1a5e95db0eaf7cf771e2bd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]  Documenting stackbox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     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 `stackbox`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name stackbox src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="alloc"' --cfg 'feature="const-generics"' --cfg 'feature="default"' --cfg 'feature="docs"' --cfg 'feature="std"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --html-in-header fix-rustdoc-css.html -Z unstable-options --document-private-items -C metadata=e5afa1cc69ff9c4a -L dependency=/opt/rustwide/target/debug/deps --extern paste=/opt/rustwide/target/debug/deps/libpaste-bd6d0284544a8d29.so --extern-html-root-url 'paste=https://docs.rs/paste/1.0.7/' -Zunstable-options --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "79d9ef49e003db19e0824d97da2b4c825e589a49b1a5e95db0eaf7cf771e2bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d9ef49e003db19e0824d97da2b4c825e589a49b1a5e95db0eaf7cf771e2bd1", kill_on_drop: false }`
[INFO] [stdout] 79d9ef49e003db19e0824d97da2b4c825e589a49b1a5e95db0eaf7cf771e2bd1