[INFO] fetching crate sparseglm 0.1.0...
[INFO] testing sparseglm-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate sparseglm 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate sparseglm 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sparseglm 0.1.0
[INFO] tweaked toml for crates.io crate sparseglm 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparseglm 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sparseglm 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lax v0.2.0
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded ndarray-linalg v0.14.1
[INFO] [stderr]   Downloaded lapack v0.18.0
[INFO] [stderr]   Downloaded lapack-sys v0.12.1
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded oorandom v11.1.4
[INFO] [stderr]   Downloaded ndarray-stats v0.5.1
[INFO] [stderr]   Downloaded noisy_float v0.2.0
[INFO] [stderr]   Downloaded linfa v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11ab07c06379aa961d648e1e68b9cf6eefe3d1f5f488fada7a134b0d99af80e9
[INFO] running `Command { std: "docker" "start" "-a" "11ab07c06379aa961d648e1e68b9cf6eefe3d1f5f488fada7a134b0d99af80e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ab07c06379aa961d648e1e68b9cf6eefe3d1f5f488fada7a134b0d99af80e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ab07c06379aa961d648e1e68b9cf6eefe3d1f5f488fada7a134b0d99af80e9", kill_on_drop: false }`
[INFO] [stdout] 11ab07c06379aa961d648e1e68b9cf6eefe3d1f5f488fada7a134b0d99af80e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cbf1de21b50602112cc03496818d87dd96a6c0e669b6ed76b23c7edd2d0bb8a
[INFO] running `Command { std: "docker" "start" "-a" "4cbf1de21b50602112cc03496818d87dd96a6c0e669b6ed76b23c7edd2d0bb8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray-stats v0.5.1
[INFO] [stderr]    Compiling sparseglm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/penalties/block_separable/mod.rs:57:47
[INFO] [stdout]    |
[INFO] [stdout] 57 |         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stdout]    |                                               ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stdout] 57 +         self.alpha * W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt()).sum()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/penalties/block_separable/mod.rs:212:50
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stdout]     |                                                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stdout] 212 +         let norm_rows = W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/utils/mod.rs:75:54
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stdout]    |                                                      ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stdout] 75 +         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| xtyj.dot(&xtyj).sqrt());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/multi_task/mod.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn step_size(&self) -> ArrayView1<F>;
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/multi_task/mod.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn XtY(&self) -> ArrayView2<F> {
[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] 58 |     pub fn XtY(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/multi_task/mod.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn step_size(&self) -> ArrayView1<F> {
[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] 121 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/multi_task/mod.rs:207:18
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn step_size(&self) -> ArrayView1<F> {
[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] 207 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/single_task/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn step_size(&self) -> ArrayView1<F>;
[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] 37 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:112:18
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn step_size(&self) -> ArrayView1<F> {
[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] 112 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:180:18
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn step_size(&self) -> ArrayView1<F> {
[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] 180 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:260:18
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn step_size(&self) -> ArrayView1<F> {
[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] 260 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:322:18
[INFO] [stdout]     |
[INFO] [stdout] 322 |     fn step_size(&self) -> ArrayView1<F> {
[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] 322 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datasets/mod.rs:105:23
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem>;
[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] 105 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem>;
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datasets/mod.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn try_single_target(&self) -> Result<ArrayView1<Self::Elem>, Error> {
[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] 115 |     fn try_single_target(&self) -> Result<ArrayView1<'_, Self::Elem>, Error> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[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] 16 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[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] 33 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem> {
[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] 53 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.23s
[INFO] running `Command { std: "docker" "inspect" "4cbf1de21b50602112cc03496818d87dd96a6c0e669b6ed76b23c7edd2d0bb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cbf1de21b50602112cc03496818d87dd96a6c0e669b6ed76b23c7edd2d0bb8a", kill_on_drop: false }`
[INFO] [stdout] 4cbf1de21b50602112cc03496818d87dd96a6c0e669b6ed76b23c7edd2d0bb8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f0719209bacbe917fa5236a2f25acb7eb2eb3ce5ada44e6556a43ebd22bf64a
[INFO] running `Command { std: "docker" "start" "-a" "0f0719209bacbe917fa5236a2f25acb7eb2eb3ce5ada44e6556a43ebd22bf64a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling linfa v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling ndarray-stats v0.5.1
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling sparseglm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/penalties/block_separable/mod.rs:57:47
[INFO] [stdout]    |
[INFO] [stdout] 57 |         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stdout]    |                                               ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stdout] 57 +         self.alpha * W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt()).sum()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/penalties/block_separable/mod.rs:212:50
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stdout]     |                                                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stdout] 212 +         let norm_rows = W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/utils/mod.rs:75:54
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stdout]    |                                                      ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stdout] 75 +         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| xtyj.dot(&xtyj).sqrt());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/multi_task/mod.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn step_size(&self) -> ArrayView1<F>;
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/multi_task/mod.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn XtY(&self) -> ArrayView2<F> {
[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] 58 |     pub fn XtY(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/multi_task/mod.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn step_size(&self) -> ArrayView1<F> {
[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] 121 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/multi_task/mod.rs:207:18
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn step_size(&self) -> ArrayView1<F> {
[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] 207 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/single_task/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn step_size(&self) -> ArrayView1<F>;
[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] 37 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:112:18
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn step_size(&self) -> ArrayView1<F> {
[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] 112 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:180:18
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn step_size(&self) -> ArrayView1<F> {
[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] 180 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:260:18
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn step_size(&self) -> ArrayView1<F> {
[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] 260 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:322:18
[INFO] [stdout]     |
[INFO] [stdout] 322 |     fn step_size(&self) -> ArrayView1<F> {
[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] 322 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datasets/mod.rs:105:23
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem>;
[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] 105 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem>;
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datasets/mod.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn try_single_target(&self) -> Result<ArrayView1<Self::Elem>, Error> {
[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] 115 |     fn try_single_target(&self) -> Result<ArrayView1<'_, Self::Elem>, Error> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[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] 16 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[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] 33 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem> {
[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] 53 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/penalties/block_separable/mod.rs:57:47
[INFO] [stdout]    |
[INFO] [stdout] 57 |         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stdout]    |                                               ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stdout] 57 +         self.alpha * W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt()).sum()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/penalties/block_separable/mod.rs:212:50
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stdout]     |                                                  ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stdout] 212 +         let norm_rows = W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/utils/mod.rs:75:54
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stdout]    |                                                      ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stdout] 75 +         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| xtyj.dot(&xtyj).sqrt());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/multi_task/mod.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn step_size(&self) -> ArrayView1<F>;
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/multi_task/mod.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn XtY(&self) -> ArrayView2<F> {
[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] 58 |     pub fn XtY(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/multi_task/mod.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn step_size(&self) -> ArrayView1<F> {
[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] 121 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/multi_task/mod.rs:207:18
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn step_size(&self) -> ArrayView1<F> {
[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] 207 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datafits/single_task/mod.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn step_size(&self) -> ArrayView1<F>;
[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] 37 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:112:18
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn step_size(&self) -> ArrayView1<F> {
[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] 112 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:180:18
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn step_size(&self) -> ArrayView1<F> {
[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] 180 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:260:18
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn step_size(&self) -> ArrayView1<F> {
[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] 260 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datafits/single_task/mod.rs:322:18
[INFO] [stdout]     |
[INFO] [stdout] 322 |     fn step_size(&self) -> ArrayView1<F> {
[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] 322 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datasets/mod.rs:105:23
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem>;
[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] 105 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem>;
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/datasets/mod.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn try_single_target(&self) -> Result<ArrayView1<Self::Elem>, Error> {
[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] 115 |     fn try_single_target(&self) -> Result<ArrayView1<'_, Self::Elem>, Error> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[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] 16 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[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] 33 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/datasets/impl_targets.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem> {
[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] 53 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.15s
[INFO] running `Command { std: "docker" "inspect" "0f0719209bacbe917fa5236a2f25acb7eb2eb3ce5ada44e6556a43ebd22bf64a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0719209bacbe917fa5236a2f25acb7eb2eb3ce5ada44e6556a43ebd22bf64a", kill_on_drop: false }`
[INFO] [stdout] 0f0719209bacbe917fa5236a2f25acb7eb2eb3ce5ada44e6556a43ebd22bf64a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bebdc16037a9f54f41af4c17b0597f2102af4d8df80fa5b0c13f46f743a97f7
[INFO] running `Command { std: "docker" "start" "-a" "2bebdc16037a9f54f41af4c17b0597f2102af4d8df80fa5b0c13f46f743a97f7", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/penalties/block_separable/mod.rs:57:47
[INFO] [stderr]    |
[INFO] [stderr] 57 |         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stderr]    |                                               ^                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 57 -         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stderr] 57 +         self.alpha * W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt()).sum()
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/penalties/block_separable/mod.rs:212:50
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stderr]     |                                                  ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 212 -         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stderr] 212 +         let norm_rows = W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt());
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/utils/mod.rs:75:54
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stderr]    |                                                      ^                      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 75 -         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stderr] 75 +         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| xtyj.dot(&xtyj).sqrt());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/datafits/multi_task/mod.rs:34:18
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn step_size(&self) -> ArrayView1<F>;
[INFO] [stderr]    |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/datafits/multi_task/mod.rs:58:16
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn XtY(&self) -> ArrayView2<F> {
[INFO] [stderr]    |                ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]    |                |
[INFO] [stderr]    |                the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn XtY(&self) -> ArrayView2<'_, F> {
[INFO] [stderr]    |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datafits/multi_task/mod.rs:121:18
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn step_size(&self) -> ArrayView1<F> {
[INFO] [stderr]     |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datafits/multi_task/mod.rs:207:18
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn step_size(&self) -> ArrayView1<F> {
[INFO] [stderr]     |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/datafits/single_task/mod.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn step_size(&self) -> ArrayView1<F>;
[INFO] [stderr]    |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn step_size(&self) -> ArrayView1<'_, F>;
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datafits/single_task/mod.rs:112:18
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn step_size(&self) -> ArrayView1<F> {
[INFO] [stderr]     |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datafits/single_task/mod.rs:180:18
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn step_size(&self) -> ArrayView1<F> {
[INFO] [stderr]     |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datafits/single_task/mod.rs:260:18
[INFO] [stderr]     |
[INFO] [stderr] 260 |     fn step_size(&self) -> ArrayView1<F> {
[INFO] [stderr]     |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 260 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datafits/single_task/mod.rs:322:18
[INFO] [stderr]     |
[INFO] [stderr] 322 |     fn step_size(&self) -> ArrayView1<F> {
[INFO] [stderr]     |                  ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 322 |     fn step_size(&self) -> ArrayView1<'_, F> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datasets/mod.rs:105:23
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem>;
[INFO] [stderr]     |                       ^^^^^     ---------------------- the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem>;
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/datasets/mod.rs:115:26
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn try_single_target(&self) -> Result<ArrayView1<Self::Elem>, Error> {
[INFO] [stderr]     |                          ^^^^^            ---------------------- the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn try_single_target(&self) -> Result<ArrayView1<'_, Self::Elem>, Error> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/datasets/impl_targets.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[INFO] [stderr]    |                       ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/datasets/impl_targets.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn as_multi_tasks(&self) -> ArrayView2<F> {
[INFO] [stderr]    |                       ^^^^^     ------------- the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn as_multi_tasks(&self) -> ArrayView2<'_, F> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/datasets/impl_targets.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn as_multi_tasks(&self) -> ArrayView2<Self::Elem> {
[INFO] [stderr]    |                       ^^^^^     ---------------------- the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn as_multi_tasks(&self) -> ArrayView2<'_, Self::Elem> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sparseglm` (lib) generated 17 warnings (run `cargo fix --lib -p sparseglm` to apply 3 suggestions)
[INFO] [stderr] warning: `sparseglm` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparseglm-87e24bf617ae1aed)
[INFO] [stdout] 
[INFO] [stdout] running 93 tests
[INFO] [stdout] test datafits::multi_task::tests::test_gradient_quadratic_mtl ... ok
[INFO] [stdout] test datafits::multi_task::tests::test_initialization_quadratic_mtl ... ok
[INFO] [stdout] test datafits::multi_task::tests::test_gradient_sparse_quadratic_mtl ... ok
[INFO] [stdout] test datafits::multi_task::tests::test_initialization_sparse_quadratic_mtl ... ok
[INFO] [stdout] test datafits::multi_task::tests::test_value_quadratic_mtl ... ok
[INFO] [stdout] test datafits::single_task::tests::logistic::test_gradient ... ok
[INFO] [stdout] test datafits::single_task::tests::logistic::test_initialization ... ok
[INFO] [stdout] test datafits::single_task::tests::logistic::test_gradient_sparse ... ok
[INFO] [stdout] test datafits::single_task::tests::logistic::test_value ... ok
[INFO] [stdout] test datafits::single_task::tests::quadratic::test_initialization_sparse ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_1_05::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_1_05::test_value ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_27_03::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_27_03::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_27_03::test_value ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_03_27::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_03_27::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_03_27::test_value ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_05_3::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_05_3::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_05_3::test_value ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_075_25::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_075_25::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::blockmcp_075_25::test_value ... ok
[INFO] [stdout] test estimators::tests::test_null_weight ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_09_09::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_1::test_prox ... ok
[INFO] [stdout] test datafits::single_task::tests::logistic::test_initialization_sparse ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_2::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_1::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_2::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_32::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_2::test_value ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_09_09::test_value ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_1_05::test_prox ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_32::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_32::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::l05_1::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l05_1::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l05_2::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l05_1::test_value ... ok
[INFO] [stdout] test datafits::single_task::tests::quadratic::test_gradient ... ok
[INFO] [stdout] test penalties::separable::tests::l05_2::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l05_2::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::l05_32::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l05_32::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l1_1::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::l1_1::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l1_2::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l05_32::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::l1_1::test_subdiff_dist ... ok
[INFO] [stdout] test datafits::single_task::tests::quadratic::test_gradient_sparse ... ok
[INFO] [stdout] test penalties::block_separable::tests::block_l1_plus_l2_09_09::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l1_32::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::l1_2::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::l1_32::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l1_32::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_1_07::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_23_08::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_2_O3::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_23_08::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_23_08::test_value ... ok
[INFO] [stdout] test datafits::single_task::tests::quadratic::test_initialization ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_2_O3::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_2_O3::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_1_25::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_1_25::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_1_25::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_2_3::test_value ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_32_3::test_prox ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_32_3::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_32_3::test_value ... ok
[INFO] [stdout] test solvers::anderson_bcd::tests::test_kkt_violation ... ok
[INFO] [stdout] test estimators::tests::kkt_check_small ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_2_3::test_prox ... ok
[INFO] [stdout] test solvers::anderson_bcd::tests::test_kkt_violation_sparse ... ok
[INFO] [stdout] test penalties::separable::tests::mcp_2_3::test_subdiff_dist ... ok
[INFO] [stdout] test solvers::anderson_cd::tests::test_kkt_violation ... ok
[INFO] [stdout] test penalties::separable::tests::l1_2::test_subdiff_dist ... ok
[INFO] [stdout] test solvers::anderson_cd::tests::test_kkt_violation_sparse ... ok
[INFO] [stdout] test datafits::single_task::tests::quadratic::test_value ... ok
[INFO] [stdout] test utils::tests::test_linear_system_solver ... ok
[INFO] [stdout] test utils::tests::test_infinitely_many_solution ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_1_07::test_subdiff_dist ... ok
[INFO] [stdout] test penalties::separable::tests::l1plusl2_1_07::test_value ... ok
[INFO] [stdout] test utils::tests::test_singular_matrix ... ok
[INFO] [stdout] test solvers::tests::multi_task_lasso_dense ... ok
[INFO] [stdout] test estimators::tests::kkt_check_mtl_small ... ok
[INFO] [stdout] test solvers::tests::multi_task_elastic_net_dense ... ok
[INFO] [stdout] test estimators::tests::kkt_check_medium ... ok
[INFO] [stdout] test penalties::block_separable::tests::l21_1::test_value ... ok
[INFO] [stdout] test estimators::tests::kkt_check_mtl_medium ... ok
[INFO] [stdout] test estimators::tests::kkt_check_large ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 93 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sparseglm
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/penalties/block_separable/mod.rs:57:47
[INFO] [stderr]    |
[INFO] [stderr] 57 |         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stderr]    |                                               ^                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 57 -         self.alpha * W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt())).sum()
[INFO] [stderr] 57 +         self.alpha * W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt()).sum()
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/penalties/block_separable/mod.rs:212:50
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stderr]     |                                                  ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 212 -         let norm_rows = W.map_axis(Axis(1), |Wj| (Wj.dot(&Wj).sqrt()));
[INFO] [stderr] 212 +         let norm_rows = W.map_axis(Axis(1), |Wj| Wj.dot(&Wj).sqrt());
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/utils/mod.rs:75:54
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stderr]    |                                                      ^                      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 75 -         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| (xtyj.dot(&xtyj).sqrt()));
[INFO] [stderr] 75 +         let norms_XtY = XtY.map_axis(Axis(1), |xtyj| xtyj.dot(&xtyj).sqrt());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/estimators/hyperparams.rs - estimators::hyperparams::BlockMCParams (line 600) ... ignored
[INFO] [stdout] test src/estimators/hyperparams.rs - estimators::hyperparams::ElasticNetParams (line 789) ... ignored
[INFO] [stdout] test src/estimators/hyperparams.rs - estimators::hyperparams::LassoParams (line 55) ... ignored
[INFO] [stdout] test src/estimators/hyperparams.rs - estimators::hyperparams::MCParams (line 410) ... ignored
[INFO] [stdout] test src/estimators/hyperparams.rs - estimators::hyperparams::MultiTaskElasticNetParams (line 982) ... ignored
[INFO] [stdout] test src/estimators/hyperparams.rs - estimators::hyperparams::MultiTaskLassoParams (line 230) ... ignored
[INFO] [stdout] test src/lib.rs - (line 10) ... ignored
[INFO] [stdout] test src/lib.rs - (line 30) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 8 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2bebdc16037a9f54f41af4c17b0597f2102af4d8df80fa5b0c13f46f743a97f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bebdc16037a9f54f41af4c17b0597f2102af4d8df80fa5b0c13f46f743a97f7", kill_on_drop: false }`
[INFO] [stdout] 2bebdc16037a9f54f41af4c17b0597f2102af4d8df80fa5b0c13f46f743a97f7