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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexjbush/grokking-deep-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjbush%2Fgrokking-deep-learning", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `ndarray::Dim`
[INFO] [stdout]  --> src/chapter13/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray::Dim;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray_rand::rand::seq::SliceRandom`
[INFO] [stdout]  --> src/chapter13/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray_rand::rand::seq::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray_rand::rand_distr::num_traits::ToPrimitive`
[INFO] [stdout]   --> src/chapter13/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray_rand::rand_distr::num_traits::ToPrimitive;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::Dim`
[INFO] [stdout]  --> src/chapter13/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray::Dim;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray_rand::rand::seq::SliceRandom`
[INFO] [stdout]  --> src/chapter13/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray_rand::rand::seq::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray_rand::rand_distr::num_traits::ToPrimitive`
[INFO] [stdout]   --> src/chapter13/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ndarray_rand::rand_distr::num_traits::ToPrimitive;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn deriv(&self, grad: &Tensor<f64>, creators: &Vec<&Tensor<f64>>)
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here
[INFO] [stdout] 48 |         -> HashMap<Uuid, Tensor<f64>>;
[INFO] [stdout]    |                          ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |         -> HashMap<Uuid, Tensor<'_, f64>>;
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 69 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]    |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 83 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]    |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 94 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]    |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 108 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 108 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 128 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `g_t__mm__act` should have a snake case name
[INFO] [stdout]    --> src/chapter13/mod.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let g_t__mm__act = g_t.mm(act);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `g_t_mm_act`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 149 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 163 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 163 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 176 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:229:22
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn backwards(&self, grad: &Tensor<'a, f64>) -> Gradients {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn backwards(&self, grad: &Tensor<'a, f64>) -> Gradients<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn deriv(&self, grad: &Tensor<f64>, creators: &Vec<&Tensor<f64>>)
[INFO] [stdout]    |              ^^^^^ the lifetime is elided here
[INFO] [stdout] 48 |         -> HashMap<Uuid, Tensor<f64>>;
[INFO] [stdout]    |                          ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 |         -> HashMap<Uuid, Tensor<'_, f64>>;
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 69 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]    |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 83 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]    |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/chapter13/mod.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 94 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]    |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 108 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 108 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 128 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `g_t__mm__act` should have a snake case name
[INFO] [stdout]    --> src/chapter13/mod.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let g_t__mm__act = g_t.mm(act);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `g_t_mm_act`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 149 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 163 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 163 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 176 |     ) -> HashMap<Uuid, Tensor<f64>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 176 |     ) -> HashMap<Uuid, Tensor<'_, f64>> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/chapter13/mod.rs:229:22
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn backwards(&self, grad: &Tensor<'a, f64>) -> Gradients {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn backwards(&self, grad: &Tensor<'a, f64>) -> Gradients<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "b8f1c36c70af3d80b1939583a86769e45e55e04503e2385851677b2259c85e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f1c36c70af3d80b1939583a86769e45e55e04503e2385851677b2259c85e60", kill_on_drop: false }`
[INFO] [stdout] b8f1c36c70af3d80b1939583a86769e45e55e04503e2385851677b2259c85e60
