[INFO] cloning repository https://github.com/maxjeffos/rust-neural-network-experiments [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxjeffos/rust-neural-network-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjeffos%2Frust-neural-network-experiments", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjeffos%2Frust-neural-network-experiments'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c4c2539f42a371031368d45b92d7a75516ec12f0 [INFO] checking maxjeffos/rust-neural-network-experiments against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjeffos%2Frust-neural-network-experiments" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/maxjeffos/rust-neural-network-experiments [INFO] finished tweaking git repo https://github.com/maxjeffos/rust-neural-network-experiments [INFO] tweaked toml for git repo https://github.com/maxjeffos/rust-neural-network-experiments written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/maxjeffos/rust-neural-network-experiments on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/maxjeffos/rust-neural-network-experiments 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking maxjeffos/rust-neural-network-experiments against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjeffos%2Frust-neural-network-experiments" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/maxjeffos/rust-neural-network-experiments [INFO] finished tweaking git repo https://github.com/maxjeffos/rust-neural-network-experiments [INFO] tweaked toml for git repo https://github.com/maxjeffos/rust-neural-network-experiments written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/maxjeffos/rust-neural-network-experiments on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/maxjeffos/rust-neural-network-experiments 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded time-test v0.2.2 [INFO] [stderr] Downloaded autodiff v0.4.0 [INFO] [stderr] Downloaded mnist v0.5.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.6 [INFO] [stderr] Downloaded rand_distr v0.4.2 [INFO] [stderr] Downloaded ndarray v0.15.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a433b416b197491285fe507d68a3a4ec647988bbaff6eb959a0e37bd3d535a4 [INFO] running `Command { std: "docker" "start" "-a" "3a433b416b197491285fe507d68a3a4ec647988bbaff6eb959a0e37bd3d535a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a433b416b197491285fe507d68a3a4ec647988bbaff6eb959a0e37bd3d535a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a433b416b197491285fe507d68a3a4ec647988bbaff6eb959a0e37bd3d535a4", kill_on_drop: false }` [INFO] [stdout] 3a433b416b197491285fe507d68a3a4ec647988bbaff6eb959a0e37bd3d535a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db479b7469f071661683fbf5a59bea512de863575d656da1483decd5d7baab70 [INFO] running `Command { std: "docker" "start" "-a" "db479b7469f071661683fbf5a59bea512de863575d656da1483decd5d7baab70", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.6 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling anyhow v1.0.82 [INFO] [stderr] Checking mnist v0.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking time-test v0.2.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking autodiff v0.4.0 [INFO] [stderr] Checking test1-autodiff v0.1.0 (/opt/rustwide/workdir/test1-autodiff) [INFO] [stdout] warning: function `e_to_the_x` is never used [INFO] [stdout] --> test1-autodiff/src/main.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn e_to_the_x(x: FT) -> FT { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `e_to_the_x` is never used [INFO] [stdout] --> test1-autodiff/src/main.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn e_to_the_x(x: FT) -> FT { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking rand_distr v0.4.2 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stdout] warning: enum `Quadrant` is never used [INFO] [stdout] --> common/src/point.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum Quadrant { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `softmax` is never used [INFO] [stdout] --> common/src/softmax.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn softmax(logits: &[f64]) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `softmax_derivative` is never used [INFO] [stdout] --> common/src/softmax.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn softmax_derivative(logits: &[f64]) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> common/src/linalg/mod.rs:714:27 [INFO] [stdout] | [INFO] [stdout] 714 | pub fn iter_with<'a>(&'a self, other: &'a ColumnVector) -> IterWith { [INFO] [stdout] | ^^ ^^ -------- the lifetime gets resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 714 | pub fn iter_with<'a>(&'a self, other: &'a ColumnVector) -> IterWith<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking test5-playing-with-matrix-ideas v0.1.0 (/opt/rustwide/workdir/test5-playing-with-matrix-ideas) [INFO] [stderr] Checking test3-simple-linear-regression v0.1.0 (/opt/rustwide/workdir/test3-simple-linear-regression) [INFO] [stderr] Checking test4-multivariable-regression v0.1.0 (/opt/rustwide/workdir/test4-multivariable-regression) [INFO] [stdout] warning: enum `MultivariableRegressionError` is never used [INFO] [stdout] --> test4-multivariable-regression/src/main.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | enum MultivariableRegressionError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `InvalidDataError` is never used [INFO] [stdout] --> test4-multivariable-regression/src/main.rs:43:6 [INFO] [stdout] | [INFO] [stdout] 43 | enum InvalidDataError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `predict` is never used [INFO] [stdout] --> test4-multivariable-regression/src/main.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn predict(theta: &[f64], independant: &[f64]) -> f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MultivariableRegressionError` is never used [INFO] [stdout] --> test4-multivariable-regression/src/main.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | enum MultivariableRegressionError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `InvalidDataError` is never used [INFO] [stdout] --> test4-multivariable-regression/src/main.rs:43:6 [INFO] [stdout] | [INFO] [stdout] 43 | enum InvalidDataError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Quadrant` is never used [INFO] [stdout] --> common/src/point.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum Quadrant { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> common/src/linalg/mod.rs:714:27 [INFO] [stdout] | [INFO] [stdout] 714 | pub fn iter_with<'a>(&'a self, other: &'a ColumnVector) -> IterWith { [INFO] [stdout] | ^^ ^^ -------- the lifetime gets resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 714 | pub fn iter_with<'a>(&'a self, other: &'a ColumnVector) -> IterWith<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking mnist-data v0.1.0 (/opt/rustwide/workdir/mnist-data) [INFO] [stderr] Checking test2-mlp-classifier v0.1.0 (/opt/rustwide/workdir/test2-mlp-classifier) [INFO] [stdout] warning: variant `blue` should have an upper camel case name [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | blue, [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case: `Blue` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `orange` should have an upper camel case name [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | orange, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Orange` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `blue` should have an upper camel case name [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | blue, [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case: `Blue` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `orange` should have an upper camel case name [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | orange, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Orange` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray` [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use ndarray::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray` [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use ndarray::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultilayerPerceptron` is never constructed [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct MultilayerPerceptron { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MLPArchitecture` is never constructed [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct MLPArchitecture { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl MLPArchitecture { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 21 | fn new(input_size: usize, hidden_layers: Vec, output_size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MultilayerPerceptron` is never constructed [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct MultilayerPerceptron { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MLPArchitecture` is never constructed [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct MLPArchitecture { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> test2-mlp-classifier/src/main.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl MLPArchitecture { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 21 | fn new(input_size: usize, hidden_layers: Vec, output_size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking metrics v0.1.0 (/opt/rustwide/workdir/metrics) [INFO] [stderr] Checking test6-nn v0.1.0 (/opt/rustwide/workdir/test6-nn) [INFO] [stderr] Checking test7-nn-mnist-classifier v0.1.0 (/opt/rustwide/workdir/test7-nn-mnist-classifier) [INFO] [stdout] warning: unused variable: `normalized_distance` [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:639:21 [INFO] [stdout] | [INFO] [stdout] 639 | let normalized_distance = euclidian_distance(&approx_gradients_big_v, &d_vec) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalized_distance` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LayerGradients` is never constructed [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | struct LayerGradients { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 86 | impl LayerGradients { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] 87 | fn new(weight_gradients: Matrix, bias_gradients: ColumnVector) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GRADIENT_CHECK_EPSILON_SQUARED` is never used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:118:7 [INFO] [stdout] | [INFO] [stdout] 118 | const GRADIENT_CHECK_EPSILON_SQUARED: f64 = GRADIENT_CHECK_EPSILON * GRADIENT_CHECK_EPSILON; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `err_output_layer` and `unroll_gradients` are never used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:328:8 [INFO] [stdout] | [INFO] [stdout] 148 | impl NeuralNetwork { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 328 | fn err_output_layer( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1128 | fn unroll_gradients( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `normalized_distance` [INFO] [stdout] --> test6-nn/src/lib.rs:585:21 [INFO] [stdout] | [INFO] [stdout] 585 | let normalized_distance = euclidian_distance(&approx_gradients_big_v, &d_vec) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalized_distance` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:719:13 [INFO] [stdout] | [INFO] [stdout] 719 | session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 719 | let _ = session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LayerGradients` is never constructed [INFO] [stdout] --> test6-nn/src/lib.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | struct LayerGradients { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> test6-nn/src/lib.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 86 | impl LayerGradients { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] 87 | fn new(weight_gradients: Matrix, bias_gradients: ColumnVector) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GRADIENT_CHECK_EPSILON_SQUARED` is never used [INFO] [stdout] --> test6-nn/src/lib.rs:118:7 [INFO] [stdout] | [INFO] [stdout] 118 | const GRADIENT_CHECK_EPSILON_SQUARED: f64 = GRADIENT_CHECK_EPSILON * GRADIENT_CHECK_EPSILON; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unroll_gradients` is never used [INFO] [stdout] --> test6-nn/src/lib.rs:1074:8 [INFO] [stdout] | [INFO] [stdout] 146 | impl SimpleNeuralNetwork { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 1074 | fn unroll_gradients( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `JELU` is never constructed [INFO] [stdout] --> test6-nn/src/activation/activator/jelu.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct JELU { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> test6-nn/src/activation/activator/jelu.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl JELU { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 12 | pub fn new(crossover_point: f64) -> JELU { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test6-nn/src/lib.rs:665:13 [INFO] [stdout] | [INFO] [stdout] 665 | session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 665 | let _ = session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> test7-nn-mnist-classifier/src/big_theta.rs:381:13 [INFO] [stdout] | [INFO] [stdout] 381 | let mut big_theta = create_big_theta_for_test(&sizes); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test7-nn-mnist-classifier/src/main.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 99 | / nn.train_stochastic( [INFO] [stdout] 100 | | &training_data, [INFO] [stdout] 101 | | 10_000, [INFO] [stdout] ... | [INFO] [stdout] 110 | | Some(session_logger), [INFO] [stdout] 111 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = nn.train_stochastic( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test7-nn-mnist-classifier/src/main.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 99 | / nn.train_stochastic( [INFO] [stdout] 100 | | &training_data, [INFO] [stdout] 101 | | 10_000, [INFO] [stdout] ... | [INFO] [stdout] 110 | | Some(session_logger), [INFO] [stdout] 111 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = nn.train_stochastic( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test6-nn/src/main.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | / nn.train_stochastic( [INFO] [stdout] 93 | | &training_data, [INFO] [stdout] 94 | | 10_000, [INFO] [stdout] ... | [INFO] [stdout] 103 | | Some(session_logger), [INFO] [stdout] 104 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | let _ = nn.train_stochastic( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test6-nn/src/main.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | / nn.train_stochastic( [INFO] [stdout] 93 | | &training_data, [INFO] [stdout] 94 | | 10_000, [INFO] [stdout] ... | [INFO] [stdout] 103 | | Some(session_logger), [INFO] [stdout] 104 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | let _ = nn.train_stochastic( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `normalized_distance` [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:639:21 [INFO] [stdout] | [INFO] [stdout] 639 | let normalized_distance = euclidian_distance(&approx_gradients_big_v, &d_vec) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalized_distance` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> test6-nn/src/big_theta.rs:381:13 [INFO] [stdout] | [INFO] [stdout] 381 | let mut big_theta = create_big_theta_for_test(&sizes); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lr` [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:2242:13 [INFO] [stdout] | [INFO] [stdout] 2242 | let lr = LeakyReLU::new(0.1); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_lr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GRADIENT_CHECK_EPSILON_SQUARED` is never used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:118:7 [INFO] [stdout] | [INFO] [stdout] 118 | const GRADIENT_CHECK_EPSILON_SQUARED: f64 = GRADIENT_CHECK_EPSILON * GRADIENT_CHECK_EPSILON; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `err_output_layer` is never used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:328:8 [INFO] [stdout] | [INFO] [stdout] 148 | impl NeuralNetwork { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 328 | fn err_output_layer( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test7-nn-mnist-classifier/src/lib.rs:719:13 [INFO] [stdout] | [INFO] [stdout] 719 | session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 719 | let _ = session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `normalized_distance` [INFO] [stdout] --> test6-nn/src/lib.rs:585:21 [INFO] [stdout] | [INFO] [stdout] 585 | let normalized_distance = euclidian_distance(&approx_gradients_big_v, &d_vec) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalized_distance` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GRADIENT_CHECK_EPSILON_SQUARED` is never used [INFO] [stdout] --> test6-nn/src/lib.rs:118:7 [INFO] [stdout] | [INFO] [stdout] 118 | const GRADIENT_CHECK_EPSILON_SQUARED: f64 = GRADIENT_CHECK_EPSILON * GRADIENT_CHECK_EPSILON; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> test6-nn/src/lib.rs:665:13 [INFO] [stdout] | [INFO] [stdout] 665 | session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 665 | let _ = session_logger.write_training_session_file(initial_cost, network_config, optimizer_str); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.03s [INFO] running `Command { std: "docker" "inspect" "db479b7469f071661683fbf5a59bea512de863575d656da1483decd5d7baab70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db479b7469f071661683fbf5a59bea512de863575d656da1483decd5d7baab70", kill_on_drop: false }` [INFO] [stdout] db479b7469f071661683fbf5a59bea512de863575d656da1483decd5d7baab70