[INFO] fetching crate stylist-core 0.13.0... [INFO] testing stylist-core-0.13.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate stylist-core 0.13.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate stylist-core 0.13.0 [INFO] finished tweaking crates.io crate stylist-core 0.13.0 [INFO] tweaked toml for crates.io crate stylist-core 0.13.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate stylist-core 0.13.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.8) [INFO] [stderr] Adding nom v7.1.3 (available: v8.0.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3986afcff75adf9eae7e043848a0914e3ccb0447e25697d20572bfbade8ad45 [INFO] running `Command { std: "docker" "start" "-a" "d3986afcff75adf9eae7e043848a0914e3ccb0447e25697d20572bfbade8ad45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3986afcff75adf9eae7e043848a0914e3ccb0447e25697d20572bfbade8ad45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3986afcff75adf9eae7e043848a0914e3ccb0447e25697d20572bfbade8ad45", kill_on_drop: false }` [INFO] [stdout] d3986afcff75adf9eae7e043848a0914e3ccb0447e25697d20572bfbade8ad45 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3da6fb0dc28749e2073a1dc7b8b26ea418aeb544887e6436710adad34f23249f [INFO] running `Command { std: "docker" "start" "-a" "3da6fb0dc28749e2073a1dc7b8b26ea418aeb544887e6436710adad34f23249f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.105 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.105 [INFO] [stderr] Compiling wasm-bindgen v0.2.105 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling stylist-core v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/lib.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(documenting, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [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 name: `releasing` [INFO] [stdout] --> src/lib.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #![cfg_attr(any(releasing, not(debug_assertions)), deny(dead_code, unused_imports))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(releasing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(releasing)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/ast/sheet.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/error.rs:24:16 [INFO] [stdout] | [INFO] [stdout] 24 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.85s [INFO] running `Command { std: "docker" "inspect" "3da6fb0dc28749e2073a1dc7b8b26ea418aeb544887e6436710adad34f23249f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3da6fb0dc28749e2073a1dc7b8b26ea418aeb544887e6436710adad34f23249f", kill_on_drop: false }` [INFO] [stdout] 3da6fb0dc28749e2073a1dc7b8b26ea418aeb544887e6436710adad34f23249f [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7abacb372e5196b56d51308a81058ced4698f56d12cf8b8bdd796641add375bb [INFO] running `Command { std: "docker" "start" "-a" "7abacb372e5196b56d51308a81058ced4698f56d12cf8b8bdd796641add375bb", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling is-terminal v0.4.17 [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/lib.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(documenting, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [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 name: `releasing` [INFO] [stdout] --> src/lib.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #![cfg_attr(any(releasing, not(debug_assertions)), deny(dead_code, unused_imports))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(releasing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(releasing)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/ast/sheet.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/error.rs:24:16 [INFO] [stdout] | [INFO] [stdout] 24 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling env_logger v0.10.2 [INFO] [stderr] Compiling stylist-core v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/lib.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(documenting, feature(doc_cfg))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [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 name: `releasing` [INFO] [stdout] --> src/lib.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #![cfg_attr(any(releasing, not(debug_assertions)), deny(dead_code, unused_imports))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(releasing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(releasing)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/ast/sheet.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `documenting` [INFO] [stdout] --> src/error.rs:24:16 [INFO] [stdout] | [INFO] [stdout] 24 | #[cfg_attr(documenting, doc(cfg(feature = "parser")))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(documenting)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(documenting)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `sheet::Sheet: FromStr` is not satisfied [INFO] [stdout] --> src/lib.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | .parse() [INFO] [stdout] | ^^^^^ unsatisfied trait bound [INFO] [stdout] | [INFO] [stdout] help: the trait `FromStr` is not implemented for `sheet::Sheet` [INFO] [stdout] --> src/ast/sheet.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Sheet(Arc>); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = help: the following other types implement trait `FromStr`: [INFO] [stdout] bool [INFO] [stdout] char [INFO] [stdout] f16 [INFO] [stdout] f32 [INFO] [stdout] f64 [INFO] [stdout] i128 [INFO] [stdout] i16 [INFO] [stdout] i32 [INFO] [stdout] and 9 others [INFO] [stdout] note: required by a bound in `core::str::::parse` [INFO] [stdout] --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/str/mod.rs:2701:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `stylist-core` (lib test) due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7abacb372e5196b56d51308a81058ced4698f56d12cf8b8bdd796641add375bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7abacb372e5196b56d51308a81058ced4698f56d12cf8b8bdd796641add375bb", kill_on_drop: false }` [INFO] [stdout] 7abacb372e5196b56d51308a81058ced4698f56d12cf8b8bdd796641add375bb