[INFO] cloning repository https://github.com/bababax11/deep-learning-zero
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bababax11/deep-learning-zero" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbababax11%2Fdeep-learning-zero", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbababax11%2Fdeep-learning-zero'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97c45b68b4f75b8b48ada2ee6a930b795cc32a77
[INFO] checking bababax11/deep-learning-zero against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbababax11%2Fdeep-learning-zero" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bababax11/deep-learning-zero
[INFO] finished tweaking git repo https://github.com/bababax11/deep-learning-zero
[INFO] tweaked toml for git repo https://github.com/bababax11/deep-learning-zero written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bababax11/deep-learning-zero on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bababax11/deep-learning-zero 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded noisy_float v0.1.12
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded ndarray-stats v0.3.0
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[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded matrixmultiply v0.2.3
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[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded ndarray v0.13.1
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0
[INFO] running `Command { std: "docker" "start" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num-complex v0.2.4
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[INFO] [stderr]     Checking matrixmultiply v0.2.3
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.45s
[INFO] [stdout] warning: trait `Layer` is never used
[INFO] [stdout]  --> src/layers.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Layer {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AffineLayer` is never constructed
[INFO] [stdout]   --> src/layers.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct AffineLayer {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layers.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl AffineLayer {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 19 |     fn new(w: Array2<f64>, b: Array1<f64>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn forward(&mut self, x: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn backward(&mut self, dout: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoftMaxWithLossLayer` is never constructed
[INFO] [stdout]   --> src/layers.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct SoftMaxWithLossLayer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl SoftMaxWithLossLayer {
[INFO] [stdout]    | ------------------------- associated items in this implementation
[INFO] [stdout] 48 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn forward(&mut self, x: Array2<f64>, t: Array2<f64>) -> Array1<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn backward(&self) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddLayer` is never constructed
[INFO] [stdout]   --> src/layers.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct AddLayer<T: Add + Mul + Clone> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `forward` and `backward` are never used
[INFO] [stdout]   --> src/layers.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl<T: Add + Mul + Clone> AddLayer<T> {
[INFO] [stdout]    | -------------------------------------- associated functions in this implementation
[INFO] [stdout] 76 |     fn forward(x: T, y: T) -> <T as Add>::Output {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     fn backward(dout: T) -> (T, T) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MulLayer` is never constructed
[INFO] [stdout]   --> src/layers.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | struct MulLayer<T: Add + Mul + Clone> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layers.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl MulLayer<f64> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 90 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn forward(&mut self, x: f64, y: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     fn backward(&self, dout: f64) -> (f64, f64) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layer` is never used
[INFO] [stdout]  --> src/layers.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Layer {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AffineLayer` is never constructed
[INFO] [stdout]   --> src/layers.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct AffineLayer {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layers.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl AffineLayer {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 19 |     fn new(w: Array2<f64>, b: Array1<f64>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn forward(&mut self, x: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn backward(&mut self, dout: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoftMaxWithLossLayer` is never constructed
[INFO] [stdout]   --> src/layers.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct SoftMaxWithLossLayer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `forward`, and `backward` are never used
[INFO] [stdout]   --> src/layers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl SoftMaxWithLossLayer {
[INFO] [stdout]    | ------------------------- associated items in this implementation
[INFO] [stdout] 48 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn forward(&mut self, x: Array2<f64>, t: Array2<f64>) -> Array1<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn backward(&self) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0", kill_on_drop: false }`
[INFO] [stdout] 85b3889125557317be692e74b546befc999909f015146902981f7a4ba1c22ce0
