[INFO] fetching crate sparseglm 0.1.0...
[INFO] building sparseglm-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate sparseglm 0.1.0 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparseglm 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb48f8380147ac727c7e3b8a813824b7ae251390d3008a1857beca45b5f08adb
[INFO] running `Command { std: "docker" "start" "-a" "eb48f8380147ac727c7e3b8a813824b7ae251390d3008a1857beca45b5f08adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb48f8380147ac727c7e3b8a813824b7ae251390d3008a1857beca45b5f08adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb48f8380147ac727c7e3b8a813824b7ae251390d3008a1857beca45b5f08adb", kill_on_drop: false }`
[INFO] [stdout] eb48f8380147ac727c7e3b8a813824b7ae251390d3008a1857beca45b5f08adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3523ff0d3bda075e89e251bd420363a3452b7402cc434931d4af53cebbf0aa7
[INFO] running `Command { std: "docker" "start" "-a" "f3523ff0d3bda075e89e251bd420363a3452b7402cc434931d4af53cebbf0aa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[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 num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[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 ndarray-stats v0.5.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[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)]` (part of `#[warn(unused)]`) 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/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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[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] [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/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] 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.51s
[INFO] running `Command { std: "docker" "inspect" "f3523ff0d3bda075e89e251bd420363a3452b7402cc434931d4af53cebbf0aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3523ff0d3bda075e89e251bd420363a3452b7402cc434931d4af53cebbf0aa7", kill_on_drop: false }`
[INFO] [stdout] f3523ff0d3bda075e89e251bd420363a3452b7402cc434931d4af53cebbf0aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e0fbe09e5cc825e56b91798458de226a795993e7ea0f43d632c148f5966ea4b
[INFO] running `Command { std: "docker" "start" "-a" "5e0fbe09e5cc825e56b91798458de226a795993e7ea0f43d632c148f5966ea4b", kill_on_drop: false }`
[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 textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling linfa v0.6.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling ndarray-stats v0.5.1
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[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)]` (part of `#[warn(unused)]`) 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] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[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 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)]` (part of `#[warn(unused)]`) 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 50.50s
[INFO] running `Command { std: "docker" "inspect" "5e0fbe09e5cc825e56b91798458de226a795993e7ea0f43d632c148f5966ea4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0fbe09e5cc825e56b91798458de226a795993e7ea0f43d632c148f5966ea4b", kill_on_drop: false }`
[INFO] [stdout] 5e0fbe09e5cc825e56b91798458de226a795993e7ea0f43d632c148f5966ea4b