[INFO] cloning repository https://github.com/jakeblackburnn/rust-ml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakeblackburnn/rust-ml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeblackburnn%2Frust-ml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeblackburnn%2Frust-ml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a483014e7b8ad30bfabe47eaf9962da3f0858a3
[INFO] testing jakeblackburnn/rust-ml against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeblackburnn%2Frust-ml" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jakeblackburnn/rust-ml
[INFO] finished tweaking git repo https://github.com/jakeblackburnn/rust-ml
[INFO] tweaked toml for git repo https://github.com/jakeblackburnn/rust-ml written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jakeblackburnn/rust-ml on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jakeblackburnn/rust-ml 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 8 packages to latest Rust 1.94.0-nightly compatible versions
[INFO] [stderr]       Adding csv v1.4.0
[INFO] [stderr]       Adding csv-core v0.1.13
[INFO] [stderr]       Adding itoa v1.0.17
[INFO] [stderr]       Adding memchr v2.7.6
[INFO] [stderr]       Adding ryu v1.0.22
[INFO] [stderr]       Adding serde v1.0.228
[INFO] [stderr]       Adding serde_core v1.0.228
[INFO] [stderr]       Adding serde_derive v1.0.228
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bfc679ef51352f0a259d7d2fcecc51ea9bd95ec6eaec3ce61e936683e0bc96e
[INFO] running `Command { std: "docker" "start" "-a" "7bfc679ef51352f0a259d7d2fcecc51ea9bd95ec6eaec3ce61e936683e0bc96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bfc679ef51352f0a259d7d2fcecc51ea9bd95ec6eaec3ce61e936683e0bc96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bfc679ef51352f0a259d7d2fcecc51ea9bd95ec6eaec3ce61e936683e0bc96e", kill_on_drop: false }`
[INFO] [stdout] 7bfc679ef51352f0a259d7d2fcecc51ea9bd95ec6eaec3ce61e936683e0bc96e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 0703bd74404b925ba96e42285ea8308e546e7ef5ea27d502b104f68113b40277
[INFO] running `Command { std: "docker" "start" "-a" "0703bd74404b925ba96e42285ea8308e546e7ef5ea27d502b104f68113b40277", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling tensor v0.1.0 (/opt/rustwide/workdir/tensor)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tensor/src/lib.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn view(&self) -> TensorView {
[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] 78 |     pub fn view(&self) -> TensorView<'_> {
[INFO] [stdout]    |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:734:15
[INFO] [stdout]     |
[INFO] [stdout] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView, TensorError> {
[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] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:755:16
[INFO] [stdout]     |
[INFO] [stdout] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView, TensorError> {
[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] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:766:19
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView, TensorError> {
[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] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:793:18
[INFO] [stdout]     |
[INFO] [stdout] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView, TensorError> {
[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] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir/perceptron)
[INFO] [stderr]    Compiling linear_regression v0.1.0 (/opt/rustwide/workdir/linear_regression)
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling neural-network v0.1.0 (/opt/rustwide/workdir/neural-network)
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> neural-network/src/network.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         X: &Tensor,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.19s
[INFO] running `Command { std: "docker" "inspect" "0703bd74404b925ba96e42285ea8308e546e7ef5ea27d502b104f68113b40277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0703bd74404b925ba96e42285ea8308e546e7ef5ea27d502b104f68113b40277", kill_on_drop: false }`
[INFO] [stdout] 0703bd74404b925ba96e42285ea8308e546e7ef5ea27d502b104f68113b40277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] f3d234cd8e0e21b5eacdab6069b17b3fe1251c8fc1ba8215fb7241711515b7f8
[INFO] running `Command { std: "docker" "start" "-a" "f3d234cd8e0e21b5eacdab6069b17b3fe1251c8fc1ba8215fb7241711515b7f8", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tensor/src/lib.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn view(&self) -> TensorView {
[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] 78 |     pub fn view(&self) -> TensorView<'_> {
[INFO] [stdout]    |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:734:15
[INFO] [stdout]     |
[INFO] [stdout] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView, TensorError> {
[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] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:755:16
[INFO] [stdout]     |
[INFO] [stdout] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView, TensorError> {
[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] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:766:19
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView, TensorError> {
[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] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:793:18
[INFO] [stdout]     |
[INFO] [stdout] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView, TensorError> {
[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] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> neural-network/src/network.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         X: &Tensor,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tensor v0.1.0 (/opt/rustwide/workdir/tensor)
[INFO] [stderr]    Compiling neural-network v0.1.0 (/opt/rustwide/workdir/neural-network)
[INFO] [stderr]    Compiling linear_regression v0.1.0 (/opt/rustwide/workdir/linear_regression)
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir/perceptron)
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> neural-network/src/network.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         X: &Tensor,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[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]   --> tensor/src/lib.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn view(&self) -> TensorView {
[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] 78 |     pub fn view(&self) -> TensorView<'_> {
[INFO] [stdout]    |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:734:15
[INFO] [stdout]     |
[INFO] [stdout] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView, TensorError> {
[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] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:755:16
[INFO] [stdout]     |
[INFO] [stdout] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView, TensorError> {
[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] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:766:19
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView, TensorError> {
[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] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> tensor/src/lib.rs:793:18
[INFO] [stdout]     |
[INFO] [stdout] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView, TensorError> {
[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] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "f3d234cd8e0e21b5eacdab6069b17b3fe1251c8fc1ba8215fb7241711515b7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d234cd8e0e21b5eacdab6069b17b3fe1251c8fc1ba8215fb7241711515b7f8", kill_on_drop: false }`
[INFO] [stdout] f3d234cd8e0e21b5eacdab6069b17b3fe1251c8fc1ba8215fb7241711515b7f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 14991887a63019af7a3e2300bf8ba56561dd2d0bb6b5d2d1e4004a0a23db8afe
[INFO] running `Command { std: "docker" "start" "-a" "14991887a63019af7a3e2300bf8ba56561dd2d0bb6b5d2d1e4004a0a23db8afe", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> tensor/src/lib.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn view(&self) -> TensorView {
[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] 78 |     pub fn view(&self) -> TensorView<'_> {
[INFO] [stderr]    |                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> tensor/src/lib.rs:734:15
[INFO] [stderr]     |
[INFO] [stderr] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView, TensorError> {
[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] 734 |     pub fn at(&self, idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stderr]     |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> tensor/src/lib.rs:755:16
[INFO] [stderr]     |
[INFO] [stderr] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView, TensorError> {
[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] 755 |     pub fn row(&self, row_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stderr]     |                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> tensor/src/lib.rs:766:19
[INFO] [stderr]     |
[INFO] [stderr] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView, TensorError> {
[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] 766 |     pub fn column(&self, col_idx: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> tensor/src/lib.rs:793:18
[INFO] [stderr]     |
[INFO] [stderr] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView, TensorError> {
[INFO] [stderr]     |                  ^^^^^ the lifetime is elided here          ^^^^^^^^^^ the same lifetime is hidden 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] 793 |     pub fn slice(&self, start: usize, end: usize) -> Result<TensorView<'_>, TensorError> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tensor` (lib) generated 5 warnings (run `cargo fix --lib -p tensor` to apply 5 suggestions)
[INFO] [stderr] warning: `tensor` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> neural-network/src/network.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         X: &Tensor,
[INFO] [stderr]     |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `neural-network` (lib) generated 1 warning
[INFO] [stderr] warning: `neural-network` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/linear_regression/985c09796cdcdc6e/deps/linear_regression-985c09796cdcdc6e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/linear_regression/c972206d392c20d3/deps/linear_regression-c972206d392c20d3)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/neural-network/7540bde60210c53a/deps/neural_network-7540bde60210c53a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/neural-network/a4423452d723bce1/deps/neural_network-a4423452d723bce1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/perceptron/b36cc5acf71564c0/deps/perceptron-b36cc5acf71564c0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/perceptron/b4a600b7513aeefb/deps/perceptron-b4a600b7513aeefb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/tensor/ae5926eb2e3f0ec8/deps/tensor-ae5926eb2e3f0ec8)
[INFO] [stdout] 
[INFO] [stdout] running 168 tests
[INFO] [stdout] test tests::add_nested_slices ... ok
[INFO] [stdout] test tests::add_3d_tensor_slices ... ok
[INFO] [stdout] test tests::add_row_column_mismatch_should_error ... ok
[INFO] [stdout] test tests::add_full_view_with_row_slice ... ok
[INFO] [stdout] test tests::add_shape_mismatch ... ok
[INFO] [stdout] test tests::add_shape_mismatch_should_error ... ok
[INFO] [stdout] test tests::add_tensor_column_slices ... ok
[INFO] [stdout] test tests::add_tensor_row_slices ... ok
[INFO] [stdout] test tests::add_vector ... ok
[INFO] [stdout] test tests::add_views_from_different_tensors ... ok
[INFO] [stdout] test tests::argmax_axis_invalid_axis ... ok
[INFO] [stdout] test tests::argmax_axis_vector ... ok
[INFO] [stdout] test tests::broadcast_add_2d_matrix_1d_vector ... ok
[INFO] [stdout] test tests::broadcast_add_incompatible_vector_length ... ok
[INFO] [stdout] test tests::broadcast_add_3d_tensor_error ... ok
[INFO] [stdout] test tests::broadcast_add_larger_batch ... ok
[INFO] [stdout] test tests::broadcast_add_same_shape ... ok
[INFO] [stdout] test tests::broadcast_add_unsupported_pattern ... ok
[INFO] [stdout] test tests::divide_matrix ... ok
[INFO] [stdout] test tests::divide_by_decimal ... ok
[INFO] [stdout] test tests::dot_not_vector ... ok
[INFO] [stdout] test tests::argmax_axis_matrix_axis_1 ... ok
[INFO] [stdout] test tests::divide_vector ... ok
[INFO] [stdout] test tests::dot_shape_mismatch ... ok
[INFO] [stdout] test tests::elem_wise_mult_matrix ... ok
[INFO] [stdout] test tests::elem_wise_mult_row_slices ... ok
[INFO] [stdout] test tests::elem_wise_mult_with_negatives ... ok
[INFO] [stdout] test tests::elem_wise_mult_with_zeros ... ok
[INFO] [stdout] test tests::ln_negative_error ... ok
[INFO] [stdout] test tests::elem_wise_mult_identity ... ok
[INFO] [stdout] test tests::get_vector_element ... ok
[INFO] [stdout] test tests::ln_single_element ... ok
[INFO] [stdout] test tests::ln_vector ... ok
[INFO] [stdout] test tests::elem_wise_mult_column_slices ... ok
[INFO] [stdout] test tests::elem_wise_mult_vector ... ok
[INFO] [stdout] test tests::elem_wise_mult_shape_mismatch ... ok
[INFO] [stdout] test tests::ln_matrix ... ok
[INFO] [stdout] test tests::ln_with_epsilon ... ok
[INFO] [stdout] test tests::matmul_incompatible_dimensions ... ok
[INFO] [stdout] test tests::matmul_not_matrix ... ok
[INFO] [stdout] test tests::mean_column_slice ... ok
[INFO] [stdout] test tests::mean_3d_tensor_slice ... ok
[INFO] [stdout] test tests::mean_single_element ... ok
[INFO] [stdout] test tests::mean_matrix ... ok
[INFO] [stdout] test tests::mean_row_slice ... ok
[INFO] [stdout] test tests::mse_perfect_match ... ok
[INFO] [stdout] test tests::mse_simple_errors ... ok
[INFO] [stdout] test tests::multiply_by_negative ... ok
[INFO] [stdout] test tests::mse_shape_mismatch ... ok
[INFO] [stdout] test tests::mean_vector ... ok
[INFO] [stdout] test tests::mean_with_decimals ... ok
[INFO] [stdout] test tests::mse_matrix ... ok
[INFO] [stdout] test tests::multiply_by_zero ... ok
[INFO] [stdout] test tests::multiply_matrix ... ok
[INFO] [stdout] test tests::multiply_negative_values ... ok
[INFO] [stdout] test tests::ones_1d ... ok
[INFO] [stdout] test tests::ones_2d ... ok
[INFO] [stdout] test tests::ones_3d ... ok
[INFO] [stdout] test tests::ones_large_tensor ... ok
[INFO] [stdout] test tests::relu_basic_vector ... ok
[INFO] [stdout] test tests::relu_matrix ... ok
[INFO] [stdout] test tests::slice_1d_single_element ... ok
[INFO] [stdout] test tests::slice_1d_full_range ... ok
[INFO] [stdout] test tests::slice_1d_vector_end ... ok
[INFO] [stdout] test tests::slice_2d_first_columns ... ok
[INFO] [stdout] test tests::slice_1d_vector_start ... ok
[INFO] [stdout] test tests::slice_2d_matrix_columns ... ok
[INFO] [stdout] test tests::slice_2d_last_columns ... ok
[INFO] [stdout] test tests::slice_2d_single_column ... ok
[INFO] [stdout] test tests::slice_3d_tensor ... ok
[INFO] [stdout] test tests::multiply_vector ... ok
[INFO] [stdout] test tests::ones_single_element ... ok
[INFO] [stdout] test tests::slice_invalid_range ... ok
[INFO] [stdout] test tests::slice_empty_range ... ok
[INFO] [stdout] test tests::slice_out_of_bounds_start ... ok
[INFO] [stdout] test tests::slice_row_then_slice ... ok
[INFO] [stdout] test tests::softmax_basic_vector ... ok
[INFO] [stdout] test tests::softmax_batch_2x3 ... ok
[INFO] [stdout] test tests::softmax_batch_equal_values ... ok
[INFO] [stdout] test tests::softmax_batch_independent_rows ... ok
[INFO] [stdout] test tests::softmax_batch_multiple_sizes ... ok
[INFO] [stdout] test tests::softmax_large_values_stability ... ok
[INFO] [stdout] test tests::argmax_axis_matrix_axis_0 ... ok
[INFO] [stdout] test tests::slice_out_of_bounds_end ... ok
[INFO] [stdout] test tests::slice_1d_vector_basic ... ok
[INFO] [stdout] test tests::softmax_batch_single_sample ... ok
[INFO] [stdout] test tests::slice_preserves_strides ... ok
[INFO] [stdout] test tests::softmax_rejects_3d_tensor ... ok
[INFO] [stdout] test tests::square_matrix ... ok
[INFO] [stdout] test tests::sub_shape_mismatch ... ok
[INFO] [stdout] test tests::square_vector ... ok
[INFO] [stdout] test tests::square_single_element ... ok
[INFO] [stdout] test tests::subtract_column_from_full_view ... ok
[INFO] [stdout] test tests::subtract_tensor_column_slices ... ok
[INFO] [stdout] test tests::subtract_shape_mismatch_should_error ... ok
[INFO] [stdout] test tests::subtract_tensor_row_slices ... ok
[INFO] [stdout] test tests::subtract_vector ... ok
[INFO] [stdout] test tests::sum_3d_tensor_slice ... ok
[INFO] [stdout] test tests::subtract_views_different_underlying_storage ... ok
[INFO] [stdout] test tests::sum_axis_3d_axis_0 ... ok
[INFO] [stdout] test tests::sum_axis_3d_axis_1 ... ok
[INFO] [stdout] test tests::sum_axis_3d_axis_2 ... ok
[INFO] [stdout] test tests::sum_axis_matrix_axis_0 ... ok
[INFO] [stdout] test tests::sum_axis_invalid_axis ... ok
[INFO] [stdout] test tests::sum_axis_row_slice ... ok
[INFO] [stdout] test tests::sum_axis_with_zeros ... ok
[INFO] [stdout] test tests::sum_column_slice ... ok
[INFO] [stdout] test tests::sum_axis_matrix_axis_1 ... ok
[INFO] [stdout] test tests::sum_axis_vector ... ok
[INFO] [stdout] test tests::sum_axis_total_equals_sum ... ok
[INFO] [stdout] test tests::sum_matrix ... ok
[INFO] [stdout] test tests::sum_mean_fractional_values ... ok
[INFO] [stdout] test tests::sum_column_slice_larger_matrix ... ok
[INFO] [stdout] test tests::sum_axis_with_negatives ... ok
[INFO] [stdout] test tests::sum_mean_large_values ... ok
[INFO] [stdout] test tests::sum_mean_mixed_signs ... ok
[INFO] [stdout] test tests::sum_negative_values ... ok
[INFO] [stdout] test tests::sum_nested_3d_slices ... ok
[INFO] [stdout] test tests::sum_row_slice_different_shapes ... ok
[INFO] [stdout] test tests::sum_row_slice ... ok
[INFO] [stdout] test tests::sum_zeros ... ok
[INFO] [stdout] test tests::sum_single_element ... ok
[INFO] [stdout] test tests::tensor_view_at_out_of_bounds ... ok
[INFO] [stdout] test tests::sum_vector ... ok
[INFO] [stdout] test tests::tensor_view_at_2d ... ok
[INFO] [stdout] test tests::tensor_view_at_3d ... ok
[INFO] [stdout] test tests::tensor_view_column_extraction ... ok
[INFO] [stdout] test tests::tensor_view_column_out_of_bounds ... ok
[INFO] [stdout] test tests::tensor_view_column_rank_mismatch ... ok
[INFO] [stdout] test tests::tensor_view_dot_product ... ok
[INFO] [stdout] test tests::tensor_view_constructor ... ok
[INFO] [stdout] test tests::tensor_view_get_1d ... ok
[INFO] [stdout] test tests::tensor_view_get_2d ... ok
[INFO] [stdout] test tests::tensor_view_dot_product_rank_mismatch ... ok
[INFO] [stdout] test tests::tensor_view_get_out_of_bounds ... ok
[INFO] [stdout] test tests::tensor_view_get_rank_mismatch ... ok
[INFO] [stdout] test tests::tensor_view_get_3d ... ok
[INFO] [stdout] test tests::tensor_view_dot_product_shape_mismatch ... ok
[INFO] [stdout] test tests::tensor_view_get_single_element ... ok
[INFO] [stdout] test tests::tensor_view_matmul ... ok
[INFO] [stdout] test tests::tensor_view_row_extraction ... ok
[INFO] [stdout] test tests::tensor_view_row_out_of_bounds ... ok
[INFO] [stdout] test tests::transpose_1x1_single_element ... ok
[INFO] [stdout] test tests::transpose_2x2_square ... ok
[INFO] [stdout] test tests::transpose_3x3_square ... ok
[INFO] [stdout] test tests::tensor_view_row_rank_mismatch ... ok
[INFO] [stdout] test tests::transpose_1x4_rectangular ... ok
[INFO] [stdout] test tests::transpose_2x5_rectangular ... ok
[INFO] [stdout] test tests::transpose_decimal_precision ... ok
[INFO] [stdout] test tests::transpose_identity_matrix ... ok
[INFO] [stdout] test tests::transpose_double_transpose_identity ... ok
[INFO] [stdout] test tests::transpose_matx ... ok
[INFO] [stdout] test tests::transpose_negative_values ... ok
[INFO] [stdout] test tests::transpose_4x1_rectangular ... ok
[INFO] [stdout] test tests::transpose_repeated_elements ... ok
[INFO] [stdout] test tests::transpose_not_matrix ... ok
[INFO] [stdout] test tests::transpose_element_position_mapping ... ok
[INFO] [stdout] test tests::transpose_shape_transformation ... ok
[INFO] [stdout] test tests::zeroes_1d ... ok
[INFO] [stdout] test tests::transpose_single_row ... ok
[INFO] [stdout] test tests::zeroes_2d ... ok
[INFO] [stdout] test tests::transpose_single_column ... ok
[INFO] [stdout] test tests::zeroes_3d ... ok
[INFO] [stdout] test tests::transpose_zero_matrix ... ok
[INFO] [stdout] test tests::zeroes_large_tensor ... ok
[INFO] [stdout] test tests::zeroes_single_element ... ok
[INFO] [stdout] test tests::softmax_batch_large_values_stability ... ok
[INFO] [stdout] test tests::subtract_3d_tensor_slices ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 168 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/tensor/2b92dec939b7d24a/deps/tensor-2b92dec939b7d24a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linear_regression
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neural_network
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test neural-network/src/network.rs - network::NeuralNetwork::save_loss_history (line 201) ... FAILED
[INFO] [stdout] test neural-network/src/network.rs - network::NeuralNetwork::new (line 30) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- neural-network/src/network.rs - network::NeuralNetwork::save_loss_history (line 201) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `network` in this scope
[INFO] [stdout]    --> neural-network/src/network.rs:202:20
[INFO] [stdout]     |
[INFO] [stdout] 202 | let loss_history = network.train(&x_train, &y_train, 1000, Some(&x_val), Some(&y_val), 100)?;
[INFO] [stdout]     |                    ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x_train` in this scope
[INFO] [stdout]    --> neural-network/src/network.rs:202:35
[INFO] [stdout]     |
[INFO] [stdout] 202 | let loss_history = network.train(&x_train, &y_train, 1000, Some(&x_val), Some(&y_val), 100)?;
[INFO] [stdout]     |                                   ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `y_train` in this scope
[INFO] [stdout]    --> neural-network/src/network.rs:202:45
[INFO] [stdout]     |
[INFO] [stdout] 202 | let loss_history = network.train(&x_train, &y_train, 1000, Some(&x_val), Some(&y_val), 100)?;
[INFO] [stdout]     |                                             ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x_val` in this scope
[INFO] [stdout]    --> neural-network/src/network.rs:202:66
[INFO] [stdout]     |
[INFO] [stdout] 202 | let loss_history = network.train(&x_train, &y_train, 1000, Some(&x_val), Some(&y_val), 100)?;
[INFO] [stdout]     |                                                                  ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `y_val` in this scope
[INFO] [stdout]    --> neural-network/src/network.rs:202:80
[INFO] [stdout]     |
[INFO] [stdout] 202 | let loss_history = network.train(&x_train, &y_train, 1000, Some(&x_val), Some(&y_val), 100)?;
[INFO] [stdout]     |                                                                                ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NeuralNetwork`
[INFO] [stdout]    --> neural-network/src/network.rs:203:1
[INFO] [stdout]     |
[INFO] [stdout] 203 | NeuralNetwork::save_loss_history(&loss_history, "loss_history.csv")?;
[INFO] [stdout]     | ^^^^^^^^^^^^^ use of undeclared type `NeuralNetwork`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 201 + use neural_network::network::NeuralNetwork;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- neural-network/src/network.rs - network::NeuralNetwork::new (line 30) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NeuralNetwork`
[INFO] [stdout]   --> neural-network/src/network.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | let nn = NeuralNetwork::new(&[4, 16, 3], 0.01);
[INFO] [stdout]    |          ^^^^^^^^^^^^^ use of undeclared type `NeuralNetwork`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 30 + use neural_network::network::NeuralNetwork;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     neural-network/src/network.rs - network::NeuralNetwork::new (line 30)
[INFO] [stdout]     neural-network/src/network.rs - network::NeuralNetwork::save_loss_history (line 201)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.35s; merged doctests compilation took 0.19s
[INFO] [stderr] error: doctest failed, to rerun pass `-p neural-network --doc`
[INFO] running `Command { std: "docker" "inspect" "14991887a63019af7a3e2300bf8ba56561dd2d0bb6b5d2d1e4004a0a23db8afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14991887a63019af7a3e2300bf8ba56561dd2d0bb6b5d2d1e4004a0a23db8afe", kill_on_drop: false }`
[INFO] [stdout] 14991887a63019af7a3e2300bf8ba56561dd2d0bb6b5d2d1e4004a0a23db8afe
