[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 try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbababax11%2Fdeep-learning-zero" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bababax11/deep-learning-zero on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bababax11/deep-learning-zero already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] e005d9b162e968929bc0ad52056158d4f4eb04c786c0fc600e8b884e02f24e45
[INFO] running `Command { std: "docker" "start" "-a" "e005d9b162e968929bc0ad52056158d4f4eb04c786c0fc600e8b884e02f24e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e005d9b162e968929bc0ad52056158d4f4eb04c786c0fc600e8b884e02f24e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e005d9b162e968929bc0ad52056158d4f4eb04c786c0fc600e8b884e02f24e45", kill_on_drop: false }`
[INFO] [stdout] e005d9b162e968929bc0ad52056158d4f4eb04c786c0fc600e8b884e02f24e45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 0c810eb0f132db766856713151de982b92e817e3c1165fde8ea9d9d464eccb2c
[INFO] running `Command { std: "docker" "start" "-a" "0c810eb0f132db766856713151de982b92e817e3c1165fde8ea9d9d464eccb2c", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking noisy_float v0.1.12
[INFO] [stderr]     Checking ndarray-stats v0.3.0
[INFO] [stderr]     Checking zerodl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/layers.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn new(w: Array2<f64>, b: Array1<f64>) -> Self {
[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: `forward`
[INFO] [stdout]   --> src/layers.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn forward(&mut self, x: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/layers.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn backward(&mut self, dout: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/layers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `forward`
[INFO] [stdout]   --> src/layers.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn forward(&mut self, x: Array2<f64>, t: Array2<f64>) -> Array1<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/layers.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn backward(&self) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `forward`
[INFO] [stdout]   --> src/layers.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn forward(x: T, y: T) -> <T as Add>::Output {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/layers.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn backward(dout: T) -> (T, T) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/layers.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `forward`
[INFO] [stdout]   --> src/layers.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn forward(&mut self, x: f64, y: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/layers.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn backward(&self, dout: f64) -> (f64, f64) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/layers.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn new(w: Array2<f64>, b: Array1<f64>) -> Self {
[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: `forward`
[INFO] [stdout]   --> src/layers.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn forward(&mut self, x: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/layers.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn backward(&mut self, dout: Array2<f64>) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/layers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `forward`
[INFO] [stdout]   --> src/layers.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn forward(&mut self, x: Array2<f64>, t: Array2<f64>) -> Array1<f64> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/layers.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn backward(&self) -> Array2<f64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.12s
[INFO] running `Command { std: "docker" "inspect" "0c810eb0f132db766856713151de982b92e817e3c1165fde8ea9d9d464eccb2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c810eb0f132db766856713151de982b92e817e3c1165fde8ea9d9d464eccb2c", kill_on_drop: false }`
[INFO] [stdout] 0c810eb0f132db766856713151de982b92e817e3c1165fde8ea9d9d464eccb2c