[INFO] fetching crate prophet 0.4.2...
[INFO] testing prophet-0.4.2 against 1.95.0 for beta-1.96-2
[INFO] extracting crate prophet 0.4.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate prophet 0.4.2
[INFO] finished tweaking crates.io crate prophet 0.4.2
[INFO] tweaked toml for crates.io crate prophet 0.4.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prophet 0.4.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--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 36 packages to latest compatible versions
[INFO] [stderr]       Adding approx v0.1.1 (available: v0.5.1)
[INFO] [stderr]       Adding itertools v0.7.11 (available: v0.14.0)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.29)
[INFO] [stderr]       Adding ndarray v0.10.14 (available: v0.17.2)
[INFO] [stderr]       Adding ndarray-rand v0.6.1 (available: v0.16.0)
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.6.1
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded ndarray v0.10.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79d16be2c2a80d1af9cdc56daa227fb9535c8f6fa53512112e6a11a87ae34b6f
[INFO] running `Command { std: "docker" "start" "-a" "79d16be2c2a80d1af9cdc56daa227fb9535c8f6fa53512112e6a11a87ae34b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79d16be2c2a80d1af9cdc56daa227fb9535c8f6fa53512112e6a11a87ae34b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d16be2c2a80d1af9cdc56daa227fb9535c8f6fa53512112e6a11a87ae34b6f", kill_on_drop: false }`
[INFO] [stdout] 79d16be2c2a80d1af9cdc56daa227fb9535c8f6fa53512112e6a11a87ae34b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63a8bda282e7a2fc30ba02925434dc38a255feec8b1b00882c7f7448e5b4394c
[INFO] running `Command { std: "docker" "start" "-a" "63a8bda282e7a2fc30ba02925434dc38a255feec8b1b00882c7f7448e5b4394c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling ndarray-rand v0.6.1
[INFO] [stderr]    Compiling prophet v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Criterion`, `LogConfig`, and `Scheduling`
[INFO] [stdout]  --> src/mentor/mod.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use mentor::configs::{LogConfig, Scheduling, Criterion};
[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 imports: `MentorBuilder` and `Mentor`
[INFO] [stdout]  --> src/mentor/mod.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use mentor::training::{Mentor, MentorBuilder};
[INFO] [stdout]   |                            ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SampleView` and `Sample`
[INFO] [stdout]   --> src/mentor/mod.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use mentor::samples::{Sample, SampleView};
[INFO] [stdout]    |                           ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `elapsed_time`, `latest_mse`, and `recent_mse` are never read
[INFO] [stdout]   --> src/mentor/logger.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Stats {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub elapsed_time: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub latest_mse  : f64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub recent_mse  : f64
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/traits.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn predict(&mut self, input: I) -> ArrayView1<f32>;
[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] 60 |     fn predict(&mut self, input: I) -> ArrayView1<'_, f32>;
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn output_view(&self) -> ArrayView1<f32> {
[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] 139 |     fn output_view(&self) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:161:18
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn feed_forward(&mut self,
[INFO] [stdout]     |                     ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 162 |                     input: ArrayView1<f32>)
[INFO] [stdout] 163 |                     -> ArrayView1<f32> {
[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 |                     -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn update_weights(&mut self,
[INFO] [stdout]     |                       ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 255 |                       -> ArrayView1<f32> {
[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] 255 |                       -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn predict(&mut self, input: A) -> ArrayView1<f32> {
[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] 328 |     fn predict(&mut self, input: A) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/topology.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn iter_layers(&self) -> Iter<Layer> {
[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] 85 |     pub fn iter_layers(&self) -> Iter<'_, Layer> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mentor/samples.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn next_sample(&mut self) -> SampleView {
[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] 230 |     pub fn next_sample(&mut self) -> SampleView<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.72s
[INFO] running `Command { std: "docker" "inspect" "63a8bda282e7a2fc30ba02925434dc38a255feec8b1b00882c7f7448e5b4394c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a8bda282e7a2fc30ba02925434dc38a255feec8b1b00882c7f7448e5b4394c", kill_on_drop: false }`
[INFO] [stdout] 63a8bda282e7a2fc30ba02925434dc38a255feec8b1b00882c7f7448e5b4394c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c58209c202dc13ecc6fabee1bc12f2af6da69fc5c4fd243b2ce3621fd67b6d6
[INFO] running `Command { std: "docker" "start" "-a" "6c58209c202dc13ecc6fabee1bc12f2af6da69fc5c4fd243b2ce3621fd67b6d6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stdout] warning: unused imports: `Criterion`, `LogConfig`, and `Scheduling`
[INFO] [stdout]  --> src/mentor/mod.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use mentor::configs::{LogConfig, Scheduling, Criterion};
[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 imports: `MentorBuilder` and `Mentor`
[INFO] [stdout]  --> src/mentor/mod.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use mentor::training::{Mentor, MentorBuilder};
[INFO] [stdout]   |                            ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SampleView` and `Sample`
[INFO] [stdout]   --> src/mentor/mod.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use mentor::samples::{Sample, SampleView};
[INFO] [stdout]    |                           ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `elapsed_time`, `latest_mse`, and `recent_mse` are never read
[INFO] [stdout]   --> src/mentor/logger.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Stats {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub elapsed_time: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub latest_mse  : f64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub recent_mse  : f64
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/traits.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn predict(&mut self, input: I) -> ArrayView1<f32>;
[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] 60 |     fn predict(&mut self, input: I) -> ArrayView1<'_, f32>;
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn output_view(&self) -> ArrayView1<f32> {
[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] 139 |     fn output_view(&self) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:161:18
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn feed_forward(&mut self,
[INFO] [stdout]     |                     ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 162 |                     input: ArrayView1<f32>)
[INFO] [stdout] 163 |                     -> ArrayView1<f32> {
[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 |                     -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn update_weights(&mut self,
[INFO] [stdout]     |                       ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 255 |                       -> ArrayView1<f32> {
[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] 255 |                       -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn predict(&mut self, input: A) -> ArrayView1<f32> {
[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] 328 |     fn predict(&mut self, input: A) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/topology.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn iter_layers(&self) -> Iter<Layer> {
[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] 85 |     pub fn iter_layers(&self) -> Iter<'_, Layer> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mentor/samples.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn next_sample(&mut self) -> SampleView {
[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] 230 |     pub fn next_sample(&mut self) -> SampleView<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling prophet v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Criterion`, `LogConfig`, and `Scheduling`
[INFO] [stdout]  --> src/mentor/mod.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use mentor::configs::{LogConfig, Scheduling, Criterion};
[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 imports: `MentorBuilder` and `Mentor`
[INFO] [stdout]  --> src/mentor/mod.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use mentor::training::{Mentor, MentorBuilder};
[INFO] [stdout]   |                            ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SampleView` and `Sample`
[INFO] [stdout]   --> src/mentor/mod.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use mentor::samples::{Sample, SampleView};
[INFO] [stdout]    |                           ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `elapsed_time`, `latest_mse`, and `recent_mse` are never read
[INFO] [stdout]   --> src/mentor/logger.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Stats {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub elapsed_time: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub latest_mse  : f64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub recent_mse  : f64
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/traits.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn predict(&mut self, input: I) -> ArrayView1<f32>;
[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] 60 |     fn predict(&mut self, input: I) -> ArrayView1<'_, f32>;
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn output_view(&self) -> ArrayView1<f32> {
[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] 139 |     fn output_view(&self) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:146:20
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn gradients_view(&self) -> ArrayView1<f32> {
[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] 146 |     fn gradients_view(&self) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:161:18
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn feed_forward(&mut self,
[INFO] [stdout]     |                     ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 162 |                     input: ArrayView1<f32>)
[INFO] [stdout] 163 |                     -> ArrayView1<f32> {
[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 |                     -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn update_weights(&mut self,
[INFO] [stdout]     |                       ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 255 |                       -> ArrayView1<f32> {
[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] 255 |                       -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/neural_net.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn predict(&mut self, input: A) -> ArrayView1<f32> {
[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] 328 |     fn predict(&mut self, input: A) -> ArrayView1<'_, f32> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `to_owned` that must be used
[INFO] [stdout]    --> src/neural_net.rs:418:4
[INFO] [stdout]     |
[INFO] [stdout] 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 418 |             let _ = layer.calculate_output_gradients(expected.view()).to_owned();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/topology.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn iter_layers(&self) -> Iter<Layer> {
[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] 85 |     pub fn iter_layers(&self) -> Iter<'_, Layer> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mentor/samples.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn next_sample(&mut self) -> SampleView {
[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] 230 |     pub fn next_sample(&mut self) -> SampleView<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "6c58209c202dc13ecc6fabee1bc12f2af6da69fc5c4fd243b2ce3621fd67b6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c58209c202dc13ecc6fabee1bc12f2af6da69fc5c4fd243b2ce3621fd67b6d6", kill_on_drop: false }`
[INFO] [stdout] 6c58209c202dc13ecc6fabee1bc12f2af6da69fc5c4fd243b2ce3621fd67b6d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9069a1ade8da30794386c307035acda0af32a311465cbefa568c1d9df5814e5d
[INFO] running `Command { std: "docker" "start" "-a" "9069a1ade8da30794386c307035acda0af32a311465cbefa568c1d9df5814e5d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused imports: `Criterion`, `LogConfig`, and `Scheduling`
[INFO] [stderr]  --> src/mentor/mod.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use mentor::configs::{LogConfig, Scheduling, Criterion};
[INFO] [stderr]   |                           ^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MentorBuilder` and `Mentor`
[INFO] [stderr]  --> src/mentor/mod.rs:9:28
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub use mentor::training::{Mentor, MentorBuilder};
[INFO] [stderr]   |                            ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SampleView` and `Sample`
[INFO] [stderr]   --> src/mentor/mod.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub use mentor::samples::{Sample, SampleView};
[INFO] [stderr]    |                           ^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `elapsed_time`, `latest_mse`, and `recent_mse` are never read
[INFO] [stderr]   --> src/mentor/logger.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub struct Stats {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 12 |     pub elapsed_time: Duration,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub latest_mse  : f64,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub recent_mse  : f64
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Stats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/traits.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn predict(&mut self, input: I) -> ArrayView1<f32>;
[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] 60 |     fn predict(&mut self, input: I) -> ArrayView1<'_, f32>;
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/neural_net.rs:139:17
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn output_view(&self) -> ArrayView1<f32> {
[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] 139 |     fn output_view(&self) -> ArrayView1<'_, f32> {
[INFO] [stderr]     |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/neural_net.rs:161:18
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn feed_forward(&mut self,
[INFO] [stderr]     |                     ^^^^^^^^^ the lifetime is elided here
[INFO] [stderr] 162 |                     input: ArrayView1<f32>)
[INFO] [stderr] 163 |                     -> ArrayView1<f32> {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^ 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] 163 |                     -> ArrayView1<'_, f32> {
[INFO] [stderr]     |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/neural_net.rs:251:20
[INFO] [stderr]     |
[INFO] [stderr] 251 |     fn update_weights(&mut self,
[INFO] [stderr]     |                       ^^^^^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 255 |                       -> ArrayView1<f32> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ 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] 255 |                       -> ArrayView1<'_, f32> {
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/neural_net.rs:328:13
[INFO] [stderr]     |
[INFO] [stderr] 328 |     fn predict(&mut self, input: A) -> ArrayView1<f32> {
[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] 328 |     fn predict(&mut self, input: A) -> ArrayView1<'_, f32> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/topology.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn iter_layers(&self) -> Iter<Layer> {
[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] 85 |     pub fn iter_layers(&self) -> Iter<'_, Layer> {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/mentor/samples.rs:230:21
[INFO] [stderr]     |
[INFO] [stderr] 230 |     pub fn next_sample(&mut self) -> SampleView {
[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] 230 |     pub fn next_sample(&mut self) -> SampleView<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `prophet` (lib) generated 11 warnings (run `cargo fix --lib -p prophet` to apply 10 suggestions)
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/neural_net.rs:146:20
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn gradients_view(&self) -> ArrayView1<f32> {
[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] 146 |     fn gradients_view(&self) -> ArrayView1<'_, f32> {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `to_owned` that must be used
[INFO] [stderr]    --> src/neural_net.rs:418:4
[INFO] [stderr]     |
[INFO] [stderr] 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 418 |             let _ = layer.calculate_output_gradients(expected.view()).to_owned();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `prophet` (lib test) generated 13 warnings (11 duplicates) (run `cargo fix --lib -p prophet --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prophet-6736f3d7dac9e3e7)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test activation::tests::bent_identity ... ok
[INFO] [stdout] test activation::tests::binary_step ... ok
[INFO] [stdout] test activation::tests::gaussian ... ok
[INFO] [stdout] test activation::tests::relu ... ok
[INFO] [stdout] test activation::tests::softsign ... ok
[INFO] [stdout] test mentor::samples::tests::missing_both_brackets ... ok
[INFO] [stdout] test neural_net::tests::equivalence ... ignored
[INFO] [stdout] test activation::tests::sinusoid ... ok
[INFO] [stdout] test activation::tests::softplus ... ok
[INFO] [stdout] test activation::tests::tanh ... ok
[INFO] [stdout] test activation::tests::arctan ... ok
[INFO] [stdout] test mentor::samples::tests::missing_left_brackets ... ok
[INFO] [stdout] test neural_net::tests::fully_connected_layer::construction_invariants ... ok
[INFO] [stdout] test neural_net::tests::fully_connected_layer::feed_forward ... ok
[INFO] [stdout] test neural_net::tests::fully_connected_layer::propagate_gradients ... ok
[INFO] [stdout] test neural_net::tests::fully_connected_layer::update_output_gradients ... ok
[INFO] [stdout] test neural_net::tests::fully_connected_layer::update_weights ... ok
[INFO] [stdout] test topology::tests::construction ... ok
[INFO] [stdout] test mentor::samples::tests::sample_and_vec_equal ... ok
[INFO] [stdout] test activation::tests::logistic ... ok
[INFO] [stdout] test mentor::samples::tests::missing_right_brackets ... ok
[INFO] [stdout] test activation::tests::identity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-531a9aa7eeeb47dd)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test train_and ... ok
[INFO] [stdout] test train_constant ... ok
[INFO] [stdout] test train_compare ... ok
[INFO] [stdout] test train_triple_add ... ok
[INFO] [stdout] test train_xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prophet
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/mentor/samples.rs - mentor::samples::samples (line 81) - compile ... ok
[INFO] [stdout] test src/mentor/samples.rs - mentor::samples::samples (line 108) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/mentor/samples.rs - mentor::samples::samples (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9069a1ade8da30794386c307035acda0af32a311465cbefa568c1d9df5814e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9069a1ade8da30794386c307035acda0af32a311465cbefa568c1d9df5814e5d", kill_on_drop: false }`
[INFO] [stdout] 9069a1ade8da30794386c307035acda0af32a311465cbefa568c1d9df5814e5d
