[INFO] fetching crate nyar-hir 0.1.1...
[INFO] documenting nyar-hir-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate nyar-hir 0.1.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate nyar-hir 0.1.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nyar-hir 0.1.1
[INFO] finished tweaking crates.io crate nyar-hir 0.1.1
[INFO] tweaked toml for crates.io crate nyar-hir 0.1.1 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0feed6c55918a5df5818741780851b5534cf98f4d76defbc290d1118c5b880d9
[INFO] running `Command { std: "docker" "start" "-a" "0feed6c55918a5df5818741780851b5534cf98f4d76defbc290d1118c5b880d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0feed6c55918a5df5818741780851b5534cf98f4d76defbc290d1118c5b880d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0feed6c55918a5df5818741780851b5534cf98f4d76defbc290d1118c5b880d9", kill_on_drop: false }`
[INFO] [stdout] 0feed6c55918a5df5818741780851b5534cf98f4d76defbc290d1118c5b880d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58055afee06b88b7533d2a4d4a7e55ad76d779efd3057f993b5115c47ac56a76
[INFO] running `Command { std: "docker" "start" "-a" "58055afee06b88b7533d2a4d4a7e55ad76d779efd3057f993b5115c47ac56a76", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling serde_repr v0.1.8
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking lsp-types v0.89.2
[INFO] [stderr]  Documenting nyar-hir v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `nyar-hir`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name nyar_hir src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c433aa91c06ebcdf -L dependency=/opt/rustwide/target/debug/deps --extern lsp_types=/opt/rustwide/target/debug/deps/liblsp_types-e950d78a59ed95e1.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "58055afee06b88b7533d2a4d4a7e55ad76d779efd3057f993b5115c47ac56a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58055afee06b88b7533d2a4d4a7e55ad76d779efd3057f993b5115c47ac56a76", kill_on_drop: false }`
[INFO] [stdout] 58055afee06b88b7533d2a4d4a7e55ad76d779efd3057f993b5115c47ac56a76