[INFO] cloning repository https://github.com/fudini/neurust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fudini/neurust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffudini%2Fneurust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffudini%2Fneurust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5dfe883bb281a98eb0e28df1018ab944ed183ac0 [INFO] testing fudini/neurust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffudini%2Fneurust" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fudini/neurust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fudini/neurust [INFO] finished tweaking git repo https://github.com/fudini/neurust [INFO] tweaked toml for git repo https://github.com/fudini/neurust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/fudini/neurust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c70b25a97dd163729caaaf35209b56f163d0df7b6ca8077c27c481fd40d08a98 [INFO] running `Command { std: "docker" "start" "-a" "c70b25a97dd163729caaaf35209b56f163d0df7b6ca8077c27c481fd40d08a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c70b25a97dd163729caaaf35209b56f163d0df7b6ca8077c27c481fd40d08a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c70b25a97dd163729caaaf35209b56f163d0df7b6ca8077c27c481fd40d08a98", kill_on_drop: false }` [INFO] [stdout] c70b25a97dd163729caaaf35209b56f163d0df7b6ca8077c27c481fd40d08a98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 505fae3bf08dc466bbdb3a87f2c60beb44e73feda317e37b63acdcca91f94a0b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "505fae3bf08dc466bbdb3a87f2c60beb44e73feda317e37b63acdcca91f94a0b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.19 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling time v0.1.36 [INFO] [stderr] Compiling neurust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Neuron` [INFO] [stdout] --> src/main.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | use neural::{ NeuralNetwork, Neuron }; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `error` is never read [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut error = 0.0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Data` [INFO] [stdout] --> src/neural.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_layers` [INFO] [stdout] --> src/neural.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn with_layers( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `import` [INFO] [stdout] --> src/neural.rs:180:12 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn import(data: Data) -> NeuralNetwork { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `export` [INFO] [stdout] --> src/neural.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn export(&self) -> Data { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `magic` [INFO] [stdout] --> src/mnist.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | magic: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `render_digit` [INFO] [stdout] --> src/mnist.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn render_digit(pixels: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tanh_activation` [INFO] [stdout] --> src/functions.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | fn tanh_activation(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tanh_derivative` [INFO] [stdout] --> src/functions.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn tanh_derivative(o: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `TANH` [INFO] [stdout] --> src/functions.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub static TANH: ActivationFn = (tanh_activation, tanh_derivative); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_xor` [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn run_xor () { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mnist.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | file.read_exact(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mnist.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mnist.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | labels_reader.seek(SeekFrom::Start(8 + i as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.50s [INFO] running `Command { std: "docker" "inspect" "505fae3bf08dc466bbdb3a87f2c60beb44e73feda317e37b63acdcca91f94a0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "505fae3bf08dc466bbdb3a87f2c60beb44e73feda317e37b63acdcca91f94a0b", kill_on_drop: false }` [INFO] [stdout] 505fae3bf08dc466bbdb3a87f2c60beb44e73feda317e37b63acdcca91f94a0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02e0764f1839b73b8179141a51f5dbd49ac3e8e1ca82ae1124c1eb6b7df1229c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "02e0764f1839b73b8179141a51f5dbd49ac3e8e1ca82ae1124c1eb6b7df1229c", kill_on_drop: false }` [INFO] [stderr] Compiling neurust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Neuron` [INFO] [stdout] --> src/main.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | use neural::{ NeuralNetwork, Neuron }; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `error` is never read [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut error = 0.0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Data` [INFO] [stdout] --> src/neural.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `import` [INFO] [stdout] --> src/neural.rs:180:12 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn import(data: Data) -> NeuralNetwork { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `export` [INFO] [stdout] --> src/neural.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn export(&self) -> Data { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `magic` [INFO] [stdout] --> src/mnist.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | magic: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `render_digit` [INFO] [stdout] --> src/mnist.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn render_digit(pixels: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tanh_activation` [INFO] [stdout] --> src/functions.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | fn tanh_activation(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tanh_derivative` [INFO] [stdout] --> src/functions.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn tanh_derivative(o: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `TANH` [INFO] [stdout] --> src/functions.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub static TANH: ActivationFn = (tanh_activation, tanh_derivative); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_xor` [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn run_xor () { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mnist.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | file.read_exact(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mnist.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mnist.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | labels_reader.seek(SeekFrom::Start(8 + i as u64)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.15s [INFO] running `Command { std: "docker" "inspect" "02e0764f1839b73b8179141a51f5dbd49ac3e8e1ca82ae1124c1eb6b7df1229c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02e0764f1839b73b8179141a51f5dbd49ac3e8e1ca82ae1124c1eb6b7df1229c", kill_on_drop: false }` [INFO] [stdout] 02e0764f1839b73b8179141a51f5dbd49ac3e8e1ca82ae1124c1eb6b7df1229c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4f90c9b8dd8bc022a1f902f66d69329736a062baefa5c0276336f0fb18bc0448 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4f90c9b8dd8bc022a1f902f66d69329736a062baefa5c0276336f0fb18bc0448", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Neuron` [INFO] [stderr] --> src/main.rs:9:30 [INFO] [stderr] | [INFO] [stderr] 9 | use neural::{ NeuralNetwork, Neuron }; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `error` is never read [INFO] [stderr] --> src/main.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut error = 0.0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Data` [INFO] [stderr] --> src/neural.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | pub struct Data { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `import` [INFO] [stderr] --> src/neural.rs:180:12 [INFO] [stderr] | [INFO] [stderr] 180 | pub fn import(data: Data) -> NeuralNetwork { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `export` [INFO] [stderr] --> src/neural.rs:198:12 [INFO] [stderr] | [INFO] [stderr] 198 | pub fn export(&self) -> Data { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `magic` [INFO] [stderr] --> src/mnist.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | magic: u32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `render_digit` [INFO] [stderr] --> src/mnist.rs:136:8 [INFO] [stderr] | [INFO] [stderr] 136 | pub fn render_digit(pixels: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `tanh_activation` [INFO] [stderr] --> src/functions.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | fn tanh_activation(x: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `tanh_derivative` [INFO] [stderr] --> src/functions.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn tanh_derivative(o: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static is never used: `TANH` [INFO] [stderr] --> src/functions.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub static TANH: ActivationFn = (tanh_activation, tanh_derivative); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run_xor` [INFO] [stderr] --> src/main.rs:88:4 [INFO] [stderr] | [INFO] [stderr] 88 | fn run_xor () { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mnist.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | file.read_exact(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mnist.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mnist.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | labels_reader.seek(SeekFrom::Start(8 + i as u64)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `neurust` (bin "neurust" test) generated 14 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/neurust-cef2072ae51b1d21) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test neural::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/neurust-9c76aa0b867779b8) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test neural::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests neurust [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] running `Command { std: "docker" "inspect" "4f90c9b8dd8bc022a1f902f66d69329736a062baefa5c0276336f0fb18bc0448", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f90c9b8dd8bc022a1f902f66d69329736a062baefa5c0276336f0fb18bc0448", kill_on_drop: false }` [INFO] [stdout] 4f90c9b8dd8bc022a1f902f66d69329736a062baefa5c0276336f0fb18bc0448