[INFO] cloning repository https://github.com/rikkaka/nekonet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rikkaka/nekonet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fnekonet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fnekonet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62db39ce8dc5dad1ca91525f02434d36fa3a804d
[INFO] checking rikkaka/nekonet against try#04ea1e1f1a12cfa912c228ca278237d92d0bb6df for pr-148477-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikkaka%2Fnekonet" "/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/rikkaka/nekonet
[INFO] finished tweaking git repo https://github.com/rikkaka/nekonet
[INFO] tweaked toml for git repo https://github.com/rikkaka/nekonet written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rikkaka/nekonet on toolchain 04ea1e1f1a12cfa912c228ca278237d92d0bb6df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rikkaka/nekonet 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" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded matrixmultiply v0.3.8
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.15
[INFO] [stderr]   Downloaded foldhash v0.1.4
[INFO] [stderr]   Downloaded mnist v0.6.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.3
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded portable-atomic v1.10.0
[INFO] [stderr]   Downloaded memoffset v0.9.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8705249b0bb38efea653dac67bbe91e430948dae930ab0cdc3a3891ed2516a0b
[INFO] running `Command { std: "docker" "start" "-a" "8705249b0bb38efea653dac67bbe91e430948dae930ab0cdc3a3891ed2516a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8705249b0bb38efea653dac67bbe91e430948dae930ab0cdc3a3891ed2516a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8705249b0bb38efea653dac67bbe91e430948dae930ab0cdc3a3891ed2516a0b", kill_on_drop: false }`
[INFO] [stdout] 8705249b0bb38efea653dac67bbe91e430948dae930ab0cdc3a3891ed2516a0b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+04ea1e1f1a12cfa912c228ca278237d92d0bb6df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a903a3cf8e7269017161cdab977b48053fee20161db66c851da4875a9053732f
[INFO] running `Command { std: "docker" "start" "-a" "a903a3cf8e7269017161cdab977b48053fee20161db66c851da4875a9053732f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking mnist v0.6.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking nekonet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `into_2d`
[INFO] [stdout]   --> src/tensor/util.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use into_2d;
[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 import: `into_2d`
[INFO] [stdout]   --> src/tensor/util.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use into_2d;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_owned_array::<impl ndarray::ArrayBase<ndarray::OwnedRepr<A>, D>>::into_raw_vec`: Use .into_raw_vec_and_offset() instead
[INFO] [stdout]    --> src/tensor.rs:130:42
[INFO] [stdout]     |
[INFO] [stdout] 130 |         self.inner.data.borrow().clone().into_raw_vec()
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_owned_array::<impl ndarray::ArrayBase<ndarray::OwnedRepr<A>, D>>::into_raw_vec`: Use .into_raw_vec_and_offset() instead
[INFO] [stdout]    --> src/tensor.rs:138:48
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Ok(self.inner.grad()?.borrow().clone().into_raw_vec())
[INFO] [stdout]     |                                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forward_prev` is never used
[INFO] [stdout]   --> src/tensor/tensor_func.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub(crate) trait TensorFunc {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn forward_prev(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[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/data_util.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn iter(&self) -> DataLoaderIter<D> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                 |         |
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[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] 28 |     pub fn iter(&self) -> DataLoaderIter<'_, D> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_owned_array::<impl ndarray::ArrayBase<ndarray::OwnedRepr<A>, D>>::into_raw_vec`: Use .into_raw_vec_and_offset() instead
[INFO] [stdout]    --> src/tensor.rs:130:42
[INFO] [stdout]     |
[INFO] [stdout] 130 |         self.inner.data.borrow().clone().into_raw_vec()
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_owned_array::<impl ndarray::ArrayBase<ndarray::OwnedRepr<A>, D>>::into_raw_vec`: Use .into_raw_vec_and_offset() instead
[INFO] [stdout]    --> src/tensor.rs:138:48
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Ok(self.inner.grad()?.borrow().clone().into_raw_vec())
[INFO] [stdout]     |                                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forward_prev` is never used
[INFO] [stdout]   --> src/tensor/tensor_func.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub(crate) trait TensorFunc {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn forward_prev(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[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/data_util.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn iter(&self) -> DataLoaderIter<D> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                 |         |
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[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] 28 |     pub fn iter(&self) -> DataLoaderIter<'_, D> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_owned_array::<impl ndarray::ArrayBase<ndarray::OwnedRepr<A>, D>>::into_raw_vec`: Use .into_raw_vec_and_offset() instead
[INFO] [stdout]   --> examples/mnist.rs:66:40
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let acc = accuracy(&pred_class.into_raw_vec(), &tst_lbl);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "a903a3cf8e7269017161cdab977b48053fee20161db66c851da4875a9053732f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a903a3cf8e7269017161cdab977b48053fee20161db66c851da4875a9053732f", kill_on_drop: false }`
[INFO] [stdout] a903a3cf8e7269017161cdab977b48053fee20161db66c851da4875a9053732f
