[INFO] fetching crate wedged 0.1.0...
[INFO] testing wedged-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate wedged 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate wedged 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wedged 0.1.0
[INFO] finished tweaking crates.io crate wedged 0.1.0
[INFO] tweaked toml for crates.io crate wedged 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nalgebra v0.30.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 086b7e04240d8a8c8c01067ff7b881ef4f6e4cb637fd5bdda5d7d09272cb5ef5
[INFO] running `Command { std: "docker" "start" "-a" "086b7e04240d8a8c8c01067ff7b881ef4f6e4cb637fd5bdda5d7d09272cb5ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "086b7e04240d8a8c8c01067ff7b881ef4f6e4cb637fd5bdda5d7d09272cb5ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086b7e04240d8a8c8c01067ff7b881ef4f6e4cb637fd5bdda5d7d09272cb5ef5", kill_on_drop: false }`
[INFO] [stdout] 086b7e04240d8a8c8c01067ff7b881ef4f6e4cb637fd5bdda5d7d09272cb5ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d43510f541605b789ce8efa8594a33b79489135cb44aa5c3f233828664deab20
[INFO] running `Command { std: "docker" "start" "-a" "d43510f541605b789ce8efa8594a33b79489135cb44aa5c3f233828664deab20", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling wide v0.7.13
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling nalgebra v0.30.1
[INFO] [stderr]    Compiling wedged v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]   --> src/algebra/mod.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub use self::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]   --> src/algebra/mod.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub use self::involute::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]   --> src/algebra/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use self::ops::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dual::*`
[INFO] [stdout]    --> src/algebra/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use self::dual::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dim_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use self::dim_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::grade_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub use self::grade_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/algebra/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::fmt::*`
[INFO] [stdout]    --> src/algebra/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use self::fmt::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]    --> src/subspace/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use self::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mutable::*`
[INFO] [stdout]    --> src/subspace/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub use self::mutable::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]    --> src/subspace/mod.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub use self::involute::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]    --> src/subspace/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use self::ops::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/subspace/mod.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.58s
[INFO] running `Command { std: "docker" "inspect" "d43510f541605b789ce8efa8594a33b79489135cb44aa5c3f233828664deab20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d43510f541605b789ce8efa8594a33b79489135cb44aa5c3f233828664deab20", kill_on_drop: false }`
[INFO] [stdout] d43510f541605b789ce8efa8594a33b79489135cb44aa5c3f233828664deab20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ce83e487177a0bd6fa7d83a0562c881c19d089bf789d99488ea5dfbcc28241a
[INFO] running `Command { std: "docker" "start" "-a" "0ce83e487177a0bd6fa7d83a0562c881c19d089bf789d99488ea5dfbcc28241a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]   --> src/algebra/mod.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub use self::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]   --> src/algebra/mod.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub use self::involute::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]   --> src/algebra/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use self::ops::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dual::*`
[INFO] [stdout]    --> src/algebra/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use self::dual::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dim_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use self::dim_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::grade_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub use self::grade_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/algebra/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::fmt::*`
[INFO] [stdout]    --> src/algebra/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use self::fmt::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]    --> src/subspace/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use self::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mutable::*`
[INFO] [stdout]    --> src/subspace/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub use self::mutable::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]    --> src/subspace/mod.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub use self::involute::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]    --> src/subspace/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use self::ops::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/subspace/mod.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling wedged v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]   --> src/algebra/mod.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub use self::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]   --> src/algebra/mod.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub use self::involute::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]   --> src/algebra/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use self::ops::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dual::*`
[INFO] [stdout]    --> src/algebra/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use self::dual::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dim_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use self::dim_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::grade_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub use self::grade_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/algebra/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::fmt::*`
[INFO] [stdout]    --> src/algebra/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use self::fmt::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]    --> src/subspace/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use self::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mutable::*`
[INFO] [stdout]    --> src/subspace/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub use self::mutable::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]    --> src/subspace/mod.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub use self::involute::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]    --> src/subspace/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use self::ops::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/subspace/mod.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub use self::constructors::*;
[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:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 13 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 compile `wedged` (lib test) due to 2 previous errors; 13 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0ce83e487177a0bd6fa7d83a0562c881c19d089bf789d99488ea5dfbcc28241a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce83e487177a0bd6fa7d83a0562c881c19d089bf789d99488ea5dfbcc28241a", kill_on_drop: false }`
[INFO] [stdout] 0ce83e487177a0bd6fa7d83a0562c881c19d089bf789d99488ea5dfbcc28241a
[INFO] testing wedged-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate wedged 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate wedged 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wedged 0.1.0
[INFO] finished tweaking crates.io crate wedged 0.1.0
[INFO] tweaked toml for crates.io crate wedged 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8401ce474eac00bfb7eded0ca5fa4424dfbebefc8f23d4506c2a6ce9560799f
[INFO] running `Command { std: "docker" "start" "-a" "c8401ce474eac00bfb7eded0ca5fa4424dfbebefc8f23d4506c2a6ce9560799f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8401ce474eac00bfb7eded0ca5fa4424dfbebefc8f23d4506c2a6ce9560799f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8401ce474eac00bfb7eded0ca5fa4424dfbebefc8f23d4506c2a6ce9560799f", kill_on_drop: false }`
[INFO] [stdout] c8401ce474eac00bfb7eded0ca5fa4424dfbebefc8f23d4506c2a6ce9560799f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 786ea95cc6fe98e26be659ae4019a4ad72b1a5315ec22e2ae8bc001becf7f89d
[INFO] running `Command { std: "docker" "start" "-a" "786ea95cc6fe98e26be659ae4019a4ad72b1a5315ec22e2ae8bc001becf7f89d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling wide v0.7.13
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling nalgebra v0.30.1
[INFO] [stderr]    Compiling wedged v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]   --> src/algebra/mod.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub use self::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]   --> src/algebra/mod.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub use self::involute::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]   --> src/algebra/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use self::ops::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dual::*`
[INFO] [stdout]    --> src/algebra/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use self::dual::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dim_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use self::dim_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::grade_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub use self::grade_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/algebra/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::fmt::*`
[INFO] [stdout]    --> src/algebra/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use self::fmt::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]    --> src/subspace/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use self::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mutable::*`
[INFO] [stdout]    --> src/subspace/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub use self::mutable::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]    --> src/subspace/mod.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub use self::involute::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]    --> src/subspace/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use self::ops::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/subspace/mod.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.99s
[INFO] running `Command { std: "docker" "inspect" "786ea95cc6fe98e26be659ae4019a4ad72b1a5315ec22e2ae8bc001becf7f89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786ea95cc6fe98e26be659ae4019a4ad72b1a5315ec22e2ae8bc001becf7f89d", kill_on_drop: false }`
[INFO] [stdout] 786ea95cc6fe98e26be659ae4019a4ad72b1a5315ec22e2ae8bc001becf7f89d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b973b7f60fe08b9c7faebd1101f2bbab542fbc683b63c353e857e1a5d639c12
[INFO] running `Command { std: "docker" "start" "-a" "9b973b7f60fe08b9c7faebd1101f2bbab542fbc683b63c353e857e1a5d639c12", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]   --> src/algebra/mod.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub use self::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]   --> src/algebra/mod.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub use self::involute::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]   --> src/algebra/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use self::ops::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dual::*`
[INFO] [stdout]    --> src/algebra/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use self::dual::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dim_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use self::dim_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::grade_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub use self::grade_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/algebra/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::fmt::*`
[INFO] [stdout]    --> src/algebra/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use self::fmt::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]    --> src/subspace/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use self::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mutable::*`
[INFO] [stdout]    --> src/subspace/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub use self::mutable::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]    --> src/subspace/mod.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub use self::involute::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]    --> src/subspace/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use self::ops::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/subspace/mod.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling wedged v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]   --> src/algebra/mod.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub use self::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]   --> src/algebra/mod.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub use self::involute::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]   --> src/algebra/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use self::ops::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dual::*`
[INFO] [stdout]    --> src/algebra/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use self::dual::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dim_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use self::dim_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::grade_cast::*`
[INFO] [stdout]    --> src/algebra/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub use self::grade_cast::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/algebra/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::fmt::*`
[INFO] [stdout]    --> src/algebra/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use self::fmt::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::common::*`
[INFO] [stdout]    --> src/subspace/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use self::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mutable::*`
[INFO] [stdout]    --> src/subspace/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub use self::mutable::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::involute::*`
[INFO] [stdout]    --> src/subspace/mod.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub use self::involute::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ops::*`
[INFO] [stdout]    --> src/subspace/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use self::ops::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::constructors::*`
[INFO] [stdout]    --> src/subspace/mod.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub use self::constructors::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 13 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 compile `wedged` (lib test) due to 2 previous errors; 13 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9b973b7f60fe08b9c7faebd1101f2bbab542fbc683b63c353e857e1a5d639c12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b973b7f60fe08b9c7faebd1101f2bbab542fbc683b63c353e857e1a5d639c12", kill_on_drop: false }`
[INFO] [stdout] 9b973b7f60fe08b9c7faebd1101f2bbab542fbc683b63c353e857e1a5d639c12
