[INFO] fetching crate lutz 1.3.1...
[INFO] documenting lutz-1.3.1 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate lutz 1.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate lutz 1.3.1 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 crates.io crate lutz 1.3.1
[INFO] finished tweaking crates.io crate lutz 1.3.1
[INFO] tweaked toml for crates.io crate lutz 1.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate lutz 1.3.1 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 genawaiter v0.99.1
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded auto_impl v0.4.1
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded genawaiter-macro v0.99.1
[INFO] [stderr]   Downloaded iai v0.1.1
[INFO] [stderr]   Downloaded gif v0.11.3
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded imageproc v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f34f4438b1afbc77105bd261fea6fe465579ad01fc44db6c4f7747b041f19a0c
[INFO] running `Command { std: "docker" "start" "-a" "f34f4438b1afbc77105bd261fea6fe465579ad01fc44db6c4f7747b041f19a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34f4438b1afbc77105bd261fea6fe465579ad01fc44db6c4f7747b041f19a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34f4438b1afbc77105bd261fea6fe465579ad01fc44db6c4f7747b041f19a0c", kill_on_drop: false }`
[INFO] [stdout] f34f4438b1afbc77105bd261fea6fe465579ad01fc44db6c4f7747b041f19a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] af8fc0162d1dcfd1abbe0fcc40c96532dd0fe4191b023d4c20c9ac0936d2c751
[INFO] running `Command { std: "docker" "start" "-a" "af8fc0162d1dcfd1abbe0fcc40c96532dd0fe4191b023d4c20c9ac0936d2c751", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking genawaiter-macro v0.99.1
[INFO] [stderr]     Checking genawaiter v0.99.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]  Documenting lutz v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "af8fc0162d1dcfd1abbe0fcc40c96532dd0fe4191b023d4c20c9ac0936d2c751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af8fc0162d1dcfd1abbe0fcc40c96532dd0fe4191b023d4c20c9ac0936d2c751", kill_on_drop: false }`
[INFO] [stdout] af8fc0162d1dcfd1abbe0fcc40c96532dd0fe4191b023d4c20c9ac0936d2c751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "nightly" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a085d9a6b8c05d2121e7fe701716223538cbbfaf6cd19c846cc8aaa86ac38949
[INFO] running `Command { std: "docker" "start" "-a" "a085d9a6b8c05d2121e7fe701716223538cbbfaf6cd19c846cc8aaa86ac38949", kill_on_drop: false }`
[INFO] [stderr]  Documenting lutz v1.3.1 (/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] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lutz`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name lutz src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="nightly"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=2973c52e0800488b -L dependency=/opt/rustwide/target/debug/deps --extern auto_impl=/opt/rustwide/target/debug/deps/libauto_impl-eac628ef0957c4f7.so --extern genawaiter=/opt/rustwide/target/debug/deps/libgenawaiter-14505eb27426ccd1.rmeta --extern-html-root-url 'auto_impl=https://docs.rs/auto_impl/0.4.1/' --extern-html-root-url 'genawaiter=https://docs.rs/genawaiter/0.99.1/' -Zunstable-options --cap-lints=warn --crate-version 1.3.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a085d9a6b8c05d2121e7fe701716223538cbbfaf6cd19c846cc8aaa86ac38949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a085d9a6b8c05d2121e7fe701716223538cbbfaf6cd19c846cc8aaa86ac38949", kill_on_drop: false }`
[INFO] [stdout] a085d9a6b8c05d2121e7fe701716223538cbbfaf6cd19c846cc8aaa86ac38949
