[INFO] fetching crate wdl-grammar 0.1.0...
[INFO] documenting wdl-grammar-0.1.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate wdl-grammar 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate wdl-grammar 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wdl-grammar 0.1.0
[INFO] finished tweaking crates.io crate wdl-grammar 0.1.0
[INFO] tweaked toml for crates.io crate wdl-grammar 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate wdl-grammar 0.1.0 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.84
[INFO] [stderr]   Downloaded iri-string v0.7.0
[INFO] [stderr]   Downloaded http v0.2.10
[INFO] [stderr]   Downloaded octocrab v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc5751cfa7d814f1a253342625999951f8c812c651b3fadd7bfbe3640e5b18aa
[INFO] running `Command { std: "docker" "start" "-a" "bc5751cfa7d814f1a253342625999951f8c812c651b3fadd7bfbe3640e5b18aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc5751cfa7d814f1a253342625999951f8c812c651b3fadd7bfbe3640e5b18aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5751cfa7d814f1a253342625999951f8c812c651b3fadd7bfbe3640e5b18aa", kill_on_drop: false }`
[INFO] [stdout] bc5751cfa7d814f1a253342625999951f8c812c651b3fadd7bfbe3640e5b18aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2248498e5ebada18096aaa070986d0af13a4e21185ea81c80b276500572b5ce
[INFO] running `Command { std: "docker" "start" "-a" "a2248498e5ebada18096aaa070986d0af13a4e21185ea81c80b276500572b5ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking to_snake_case v0.1.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/to_snake_case-0.1.1/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(let_chains)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `to_snake_case` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a2248498e5ebada18096aaa070986d0af13a4e21185ea81c80b276500572b5ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2248498e5ebada18096aaa070986d0af13a4e21185ea81c80b276500572b5ce", kill_on_drop: false }`
[INFO] [stdout] a2248498e5ebada18096aaa070986d0af13a4e21185ea81c80b276500572b5ce
[INFO] documenting wdl-grammar-0.1.0 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate wdl-grammar 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate wdl-grammar 0.1.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wdl-grammar 0.1.0
[INFO] finished tweaking crates.io crate wdl-grammar 0.1.0
[INFO] tweaked toml for crates.io crate wdl-grammar 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate wdl-grammar 0.1.0 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-2024-02-10" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 778b01ebbfa39c6352739d79c1875e59a21a1361ece394ee4634492c630f2476
[INFO] running `Command { std: "docker" "start" "-a" "778b01ebbfa39c6352739d79c1875e59a21a1361ece394ee4634492c630f2476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "778b01ebbfa39c6352739d79c1875e59a21a1361ece394ee4634492c630f2476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778b01ebbfa39c6352739d79c1875e59a21a1361ece394ee4634492c630f2476", kill_on_drop: false }`
[INFO] [stdout] 778b01ebbfa39c6352739d79c1875e59a21a1361ece394ee4634492c630f2476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10b6ff1e5ae436e900e89766c4cd88b7c6887954accc8cd61b37e95dff64e8aa
[INFO] running `Command { std: "docker" "start" "-a" "10b6ff1e5ae436e900e89766c4cd88b7c6887954accc8cd61b37e95dff64e8aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking to_snake_case v0.1.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/to_snake_case-0.1.1/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(let_chains)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `to_snake_case` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "10b6ff1e5ae436e900e89766c4cd88b7c6887954accc8cd61b37e95dff64e8aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b6ff1e5ae436e900e89766c4cd88b7c6887954accc8cd61b37e95dff64e8aa", kill_on_drop: false }`
[INFO] [stdout] 10b6ff1e5ae436e900e89766c4cd88b7c6887954accc8cd61b37e95dff64e8aa
