[INFO] cloning repository https://github.com/MendyBerger/webidl-wit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MendyBerger/webidl-wit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMendyBerger%2Fwebidl-wit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMendyBerger%2Fwebidl-wit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 213eb007c1d413d2fba471d580360fb0fec53b96
[INFO] documenting MendyBerger/webidl-wit against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMendyBerger%2Fwebidl-wit" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MendyBerger/webidl-wit 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 git repo https://github.com/MendyBerger/webidl-wit
[INFO] finished tweaking git repo https://github.com/MendyBerger/webidl-wit
[INFO] tweaked toml for git repo https://github.com/MendyBerger/webidl-wit written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MendyBerger/webidl-wit 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]     Updating git repository `https://github.com/rustwasm/weedle.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diff v0.1.13
[INFO] [stderr]   Downloaded anyhow v1.0.76
[INFO] [stderr]   Downloaded pretty_assertions v1.4.0
[INFO] [stderr]   Downloaded nom v5.1.3
[INFO] [stderr]   Downloaded syn v2.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 65f0c637152c47e4c206779c361c17c95c266440a3b36ba67a6b3a355995af21
[INFO] running `Command { std: "docker" "start" "-a" "65f0c637152c47e4c206779c361c17c95c266440a3b36ba67a6b3a355995af21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65f0c637152c47e4c206779c361c17c95c266440a3b36ba67a6b3a355995af21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f0c637152c47e4c206779c361c17c95c266440a3b36ba67a6b3a355995af21", kill_on_drop: false }`
[INFO] [stdout] 65f0c637152c47e4c206779c361c17c95c266440a3b36ba67a6b3a355995af21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ef22a65dd963cdc31fcae3cf840f967ea28a7939b80ca98c86a4f9ef605485e4
[INFO] running `Command { std: "docker" "start" "-a" "ef22a65dd963cdc31fcae3cf840f967ea28a7939b80ca98c86a4f9ef605485e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling anyhow v1.0.76
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]     Checking weedle v0.12.0 (https://github.com/rustwasm/weedle.git#c704b30c)
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking wit-parser v0.13.0
[INFO] [stderr]  Documenting webidl-wit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(assert_matches)]
[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 document `webidl-wit`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name webidl_wit src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4a701b34aac5f11b -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-36247f0c1f90b762.rmeta --extern heck=/opt/rustwide/target/debug/deps/libheck-324d38fc55adf821.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-06118811aebd2ceb.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-55d3980e3c02ebe2.rmeta --extern weedle=/opt/rustwide/target/debug/deps/libweedle-4a2e586c386e1fbc.rmeta --extern wit_parser=/opt/rustwide/target/debug/deps/libwit_parser-8b721ca1a3072179.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ef22a65dd963cdc31fcae3cf840f967ea28a7939b80ca98c86a4f9ef605485e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef22a65dd963cdc31fcae3cf840f967ea28a7939b80ca98c86a4f9ef605485e4", kill_on_drop: false }`
[INFO] [stdout] ef22a65dd963cdc31fcae3cf840f967ea28a7939b80ca98c86a4f9ef605485e4
