[INFO] updating cached repository https://github.com/tglanz/noname
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 95cadb14124525793162d7487f0ce8f7ec9e904a
[INFO] testing tglanz/noname against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftglanz%2Fnoname" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tglanz/noname on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tglanz/noname
[INFO] finished tweaking git repo https://github.com/tglanz/noname
[INFO] tweaked toml for git repo https://github.com/tglanz/noname written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tglanz/noname already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 5cd0211cd46cda51f053247b31a43a910c10a48fdacc805e27e0ab5aabb62be2
[INFO] running `"docker" "start" "-a" "5cd0211cd46cda51f053247b31a43a910c10a48fdacc805e27e0ab5aabb62be2"`
[INFO] [stderr]    Compiling noname v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Matrix3d`, `Matrix4d`
[INFO] [stderr]  --> src/convolution/nn_layers/convolution2d.rs:2:39
[INFO] [stderr]   |
[INFO] [stderr] 2 | use convolution::variables::tensors::{Matrix3d, Matrix4d};
[INFO] [stderr]   |                                       ^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `conv2d` should have an upper camel case name
[INFO] [stderr]  --> src/convolution/nn_layers/convolution2d.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct conv2d {
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case: `Conv2d`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> src/convolution/nn_layers/convolution2d.rs:9:47
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn forward<Matrix3d, Matrix4d>
[INFO] [stderr]   |        ------- implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stderr] 9 |      (inputs: Matrix3d, weights: Matrix4d) -> Matrix3d {
[INFO] [stderr]   |                                               ^^^^^^^^ expected type parameter, found ()
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected type `Matrix3d`
[INFO] [stderr]              found type `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `noname`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5cd0211cd46cda51f053247b31a43a910c10a48fdacc805e27e0ab5aabb62be2"`
[INFO] running `"docker" "rm" "-f" "5cd0211cd46cda51f053247b31a43a910c10a48fdacc805e27e0ab5aabb62be2"`
[INFO] [stdout] 5cd0211cd46cda51f053247b31a43a910c10a48fdacc805e27e0ab5aabb62be2