[INFO] fetching crate gradients 0.3.4... [INFO] testing gradients-0.3.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate gradients 0.3.4 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate gradients 0.3.4 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate gradients 0.3.4 [INFO] tweaked toml for crates.io crate gradients 0.3.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gradients 0.3.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate gradients 0.3.4 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e8fb566339125187b9d3faca323a3b7e35c349bb255d7aed06463b2d8f65c9c2 [INFO] running `Command { std: "docker" "start" "-a" "e8fb566339125187b9d3faca323a3b7e35c349bb255d7aed06463b2d8f65c9c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8fb566339125187b9d3faca323a3b7e35c349bb255d7aed06463b2d8f65c9c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8fb566339125187b9d3faca323a3b7e35c349bb255d7aed06463b2d8f65c9c2", kill_on_drop: false }` [INFO] [stdout] e8fb566339125187b9d3faca323a3b7e35c349bb255d7aed06463b2d8f65c9c2 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 688a8ef8e70b6d4fb7a2266660874289fc9be87f2f7eed60bccfa68db1f7edc4 [INFO] running `Command { std: "docker" "start" "-a" "688a8ef8e70b6d4fb7a2266660874289fc9be87f2f7eed60bccfa68db1f7edc4", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling miniz_oxide v0.5.1 [INFO] [stderr] Compiling deflate v1.0.0 [INFO] [stderr] Compiling jpeg-decoder v0.2.4 [INFO] [stderr] Compiling bytemuck v1.9.0 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling custos v0.5.0 [INFO] [stderr] Compiling fastrand v1.8.0 [INFO] [stderr] Compiling png v0.17.5 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling custos-math v0.5.0 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling image v0.24.1 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling purpur v0.1.0 [INFO] [stderr] Compiling gradients-derive v0.3.4 [INFO] [stderr] Compiling gradients v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use custos::*; [INFO] [stdout] | ^^^^^^^^^ the name `cpu` in the type namespace is first re-exported here [INFO] [stdout] 9 | use custos::number::Float; [INFO] [stdout] 10 | pub use custos_math::*; [INFO] [stdout] | -------------- but the name `cpu` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use custos::*; [INFO] [stdout] | ^^^^^^^^^ the name `cuda` in the type namespace is first re-exported here [INFO] [stdout] 9 | use custos::number::Float; [INFO] [stdout] 10 | pub use custos_math::*; [INFO] [stdout] | -------------- but the name `cuda` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use custos::*; [INFO] [stdout] | ^^^^^^^^^ the name `opencl` in the type namespace is first re-exported here [INFO] [stdout] 9 | use custos::number::Float; [INFO] [stdout] 10 | pub use custos_math::*; [INFO] [stdout] | -------------- but the name `opencl` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | device: &D, [INFO] [stdout] | ^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 70 | ) -> (Matrix, Matrix) { [INFO] [stdout] | ----------- ----------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | ) -> (Matrix<'_, f32>, Matrix<'_, f32>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | device: &D, [INFO] [stdout] | ^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 88 | ) -> (Matrix, Matrix) { [INFO] [stdout] | --------- --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 88 | ) -> (Matrix<'_, T>, Matrix<'_, T>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:19:15 [INFO] [stdout] | [INFO] [stdout] 19 | fn onehot(&self, matrix: &Matrix) -> Matrix; [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 19 | fn onehot(&self, matrix: &Matrix) -> Matrix<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:23:15 [INFO] [stdout] | [INFO] [stdout] 23 | fn onehot(&self, matrix: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 23 | fn onehot(&self, matrix: &Matrix) -> Matrix<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:45:15 [INFO] [stdout] | [INFO] [stdout] 45 | fn onehot(&self, x: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 45 | fn onehot(&self, x: &Matrix) -> Matrix<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:52:15 [INFO] [stdout] | [INFO] [stdout] 52 | fn onehot(&self, x: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 52 | fn onehot(&self, x: &Matrix) -> Matrix<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s [INFO] running `Command { std: "docker" "inspect" "688a8ef8e70b6d4fb7a2266660874289fc9be87f2f7eed60bccfa68db1f7edc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "688a8ef8e70b6d4fb7a2266660874289fc9be87f2f7eed60bccfa68db1f7edc4", kill_on_drop: false }` [INFO] [stdout] 688a8ef8e70b6d4fb7a2266660874289fc9be87f2f7eed60bccfa68db1f7edc4 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42ba6c27452a508b09b6a8c4affb31a70caf01b5ca93e8fd7da027fe9ae06799 [INFO] running `Command { std: "docker" "start" "-a" "42ba6c27452a508b09b6a8c4affb31a70caf01b5ca93e8fd7da027fe9ae06799", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling sapp-linux v0.1.14 [INFO] [stderr] Compiling once_cell v1.14.0 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling itoa v1.0.3 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling macroquad_macro v0.1.7 [INFO] [stderr] Compiling quad-rand v0.2.1 [INFO] [stderr] Compiling bumpalo v3.9.1 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling glam v0.20.5 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stdout] error[E0635]: unknown feature `stdsimd` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.6/src/lib.rs:33:42 [INFO] [stdout] | [INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use custos::*; [INFO] [stdout] | ^^^^^^^^^ the name `cpu` in the type namespace is first re-exported here [INFO] [stdout] 9 | use custos::number::Float; [INFO] [stdout] 10 | pub use custos_math::*; [INFO] [stdout] | -------------- but the name `cpu` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use custos::*; [INFO] [stdout] | ^^^^^^^^^ the name `cuda` in the type namespace is first re-exported here [INFO] [stdout] 9 | use custos::number::Float; [INFO] [stdout] 10 | pub use custos_math::*; [INFO] [stdout] | -------------- but the name `cuda` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use custos::*; [INFO] [stdout] | ^^^^^^^^^ the name `opencl` in the type namespace is first re-exported here [INFO] [stdout] 9 | use custos::number::Float; [INFO] [stdout] 10 | pub use custos_math::*; [INFO] [stdout] | -------------- but the name `opencl` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | device: &D, [INFO] [stdout] | ^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 70 | ) -> (Matrix, Matrix) { [INFO] [stdout] | ----------- ----------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | ) -> (Matrix<'_, f32>, Matrix<'_, f32>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | device: &D, [INFO] [stdout] | ^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 88 | ) -> (Matrix, Matrix) { [INFO] [stdout] | --------- --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 88 | ) -> (Matrix<'_, T>, Matrix<'_, T>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:19:15 [INFO] [stdout] | [INFO] [stdout] 19 | fn onehot(&self, matrix: &Matrix) -> Matrix; [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 19 | fn onehot(&self, matrix: &Matrix) -> Matrix<'_, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:23:15 [INFO] [stdout] | [INFO] [stdout] 23 | fn onehot(&self, matrix: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 23 | fn onehot(&self, matrix: &Matrix) -> Matrix<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:45:15 [INFO] [stdout] | [INFO] [stdout] 45 | fn onehot(&self, x: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 45 | fn onehot(&self, x: &Matrix) -> Matrix<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/onehot.rs:52:15 [INFO] [stdout] | [INFO] [stdout] 52 | fn onehot(&self, x: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^ --------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 52 | fn onehot(&self, x: &Matrix) -> Matrix<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "42ba6c27452a508b09b6a8c4affb31a70caf01b5ca93e8fd7da027fe9ae06799", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42ba6c27452a508b09b6a8c4affb31a70caf01b5ca93e8fd7da027fe9ae06799", kill_on_drop: false }` [INFO] [stdout] 42ba6c27452a508b09b6a8c4affb31a70caf01b5ca93e8fd7da027fe9ae06799