[INFO] fetching crate forkable 0.1.0... [INFO] documenting forkable-0.1.0 against beta-2024-09-05 for beta-1.82-rustdoc-1 [INFO] extracting crate forkable 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate forkable 0.1.0 on toolchain beta-2024-09-05 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-09-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate forkable 0.1.0 [INFO] finished tweaking crates.io crate forkable 0.1.0 [INFO] tweaked toml for crates.io crate forkable 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-09-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding circularing v2.2.1 (latest: v3.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-09-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-09-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a97156b32c338dbc6ffd2376583d1d43699ee848c82746904b2f686f43eff2d [INFO] running `Command { std: "docker" "start" "-a" "8a97156b32c338dbc6ffd2376583d1d43699ee848c82746904b2f686f43eff2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a97156b32c338dbc6ffd2376583d1d43699ee848c82746904b2f686f43eff2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a97156b32c338dbc6ffd2376583d1d43699ee848c82746904b2f686f43eff2d", kill_on_drop: false }` [INFO] [stdout] 8a97156b32c338dbc6ffd2376583d1d43699ee848c82746904b2f686f43eff2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-09-05" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4a031c79a8b68724e2149b4796aa64b88e68c7a3efce5cf1bd52190a5e07a43 [INFO] running `Command { std: "docker" "start" "-a" "e4a031c79a8b68724e2149b4796aa64b88e68c7a3efce5cf1bd52190a5e07a43", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking likeness v1.1.0 [INFO] [stderr] Checking circularing v2.2.1 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling forkable v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling snafu-derive v0.8.4 [INFO] [stderr] Checking snafu v0.8.4 [INFO] [stderr] Documenting forkable v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(error_in_core))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `nightly` [INFO] [stdout] --> src/lib.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(error_in_core))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `std` [INFO] [stdout] = help: consider adding `nightly` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `nightly` [INFO] [stdout] --> src/lib.rs:4:7 [INFO] [stdout] | [INFO] [stdout] 4 | #[cfg(feature = "nightly")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `std` [INFO] [stdout] = help: consider adding `nightly` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `nightly` [INFO] [stdout] --> src/lib.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | #[cfg(all(feature = "std", not(feature = "nightly")))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `std` [INFO] [stdout] = help: consider adding `nightly` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `nightly` [INFO] [stdout] --> src/lib.rs:9:38 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg(all(not(feature = "std"), not(feature = "nightly")))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `std` [INFO] [stdout] = help: consider adding `nightly` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not document `forkable` [INFO] running `Command { std: "docker" "inspect" "e4a031c79a8b68724e2149b4796aa64b88e68c7a3efce5cf1bd52190a5e07a43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4a031c79a8b68724e2149b4796aa64b88e68c7a3efce5cf1bd52190a5e07a43", kill_on_drop: false }` [INFO] [stdout] e4a031c79a8b68724e2149b4796aa64b88e68c7a3efce5cf1bd52190a5e07a43