[INFO] fetching crate tuix_derive 0.2.0...
[INFO] documenting tuix_derive-0.2.0 against beta-2023-03-18 for beta-1.69-rustdoc-1.2
[INFO] extracting crate tuix_derive 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate tuix_derive 0.2.0 on toolchain beta-2023-03-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-03-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuix_derive 0.2.0
[INFO] finished tweaking crates.io crate tuix_derive 0.2.0
[INFO] tweaked toml for crates.io crate tuix_derive 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-03-18" "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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-03-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-03-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c922fce314adbb56deae6dc69eab789b008dd221a3152f2f0159cbede9cab0d5
[INFO] running `Command { std: "docker" "start" "-a" "c922fce314adbb56deae6dc69eab789b008dd221a3152f2f0159cbede9cab0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c922fce314adbb56deae6dc69eab789b008dd221a3152f2f0159cbede9cab0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c922fce314adbb56deae6dc69eab789b008dd221a3152f2f0159cbede9cab0d5", kill_on_drop: false }`
[INFO] [stdout] c922fce314adbb56deae6dc69eab789b008dd221a3152f2f0159cbede9cab0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-03-18" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22b0e361e67b9047a7c2b3e13edd48fa484975ed6b6301d8f1f6bf0074c94e2c
[INFO] running `Command { std: "docker" "start" "-a" "22b0e361e67b9047a7c2b3e13edd48fa484975ed6b6301d8f1f6bf0074c94e2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.55
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]  Documenting tuix_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: lifetimes or labels cannot contain emojis
[INFO] [stdout]    --> src/lens.rs:153:43
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 fn view<'a>(&self, data: &'a#struct_type#ty_generics) -> #field_ty {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `tuix_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type proc-macro --crate-name tuix_derive src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=75581aa7279122f2 -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d5d46e05d7bde971.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a1a8b5f7dcc36a97.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-47561cc5c00716ea.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "22b0e361e67b9047a7c2b3e13edd48fa484975ed6b6301d8f1f6bf0074c94e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22b0e361e67b9047a7c2b3e13edd48fa484975ed6b6301d8f1f6bf0074c94e2c", kill_on_drop: false }`
[INFO] [stdout] 22b0e361e67b9047a7c2b3e13edd48fa484975ed6b6301d8f1f6bf0074c94e2c