[INFO] fetching crate rs-category 0.1.0... [INFO] documenting rs-category-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate rs-category 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate rs-category 0.1.0 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rs-category 0.1.0 [INFO] finished tweaking crates.io crate rs-category 0.1.0 [INFO] tweaked toml for crates.io crate rs-category 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 93dbbad0de38c25724975db0e7ddbf957c84ac5bad71ee0fb262e080ec001cd0 [INFO] running `Command { std: "docker" "start" "-a" "93dbbad0de38c25724975db0e7ddbf957c84ac5bad71ee0fb262e080ec001cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93dbbad0de38c25724975db0e7ddbf957c84ac5bad71ee0fb262e080ec001cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93dbbad0de38c25724975db0e7ddbf957c84ac5bad71ee0fb262e080ec001cd0", kill_on_drop: false }` [INFO] [stdout] 93dbbad0de38c25724975db0e7ddbf957c84ac5bad71ee0fb262e080ec001cd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 020a950d6b57d4a1af03810e25b45d9b8b851bbbd3a8caeb9154b97fd73c7761 [INFO] running `Command { std: "docker" "start" "-a" "020a950d6b57d4a1af03810e25b45d9b8b851bbbd3a8caeb9154b97fd73c7761", kill_on_drop: false }` [INFO] [stderr] Compiling rs-category v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Documenting rs-category 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:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(non_ascii_idents)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `non_ascii_idents` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the usage of Script Group `Greek` in this crate consists solely of mixed script confusables [INFO] [stdout] --> src/lib.rs:60:56 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn bind_once F::H>(f: Φ, a: F::H) -> F::H { F::join(F::map_once(f, a)... [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mixed_script_confusables)]` on by default [INFO] [stdout] = note: the usage includes 'Φ' (U+03A6) [INFO] [stdout] = note: please recheck to make sure their usages are indeed what you want [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning 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 `rs-category` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name rs_category src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=357bcc8a4c149d0e -L dependency=/opt/rustwide/target/debug/deps --extern void=/opt/rustwide/target/debug/deps/libvoid-d6bc3c9a200d086c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "020a950d6b57d4a1af03810e25b45d9b8b851bbbd3a8caeb9154b97fd73c7761", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "020a950d6b57d4a1af03810e25b45d9b8b851bbbd3a8caeb9154b97fd73c7761", kill_on_drop: false }` [INFO] [stdout] 020a950d6b57d4a1af03810e25b45d9b8b851bbbd3a8caeb9154b97fd73c7761