[INFO] updating cached repository lbrande/rust-deep-learning
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lbrande/rust-deep-learning
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lbrande/rust-deep-learning" "work/ex/beta-1.38-1/sources/1.37.0/gh/lbrande/rust-deep-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lbrande/rust-deep-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lbrande/rust-deep-learning" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lbrande/rust-deep-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lbrande/rust-deep-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae58ab12c91c5710ad854c87ec481c57cf194e50
[INFO] sha for GitHub repo lbrande/rust-deep-learning: ae58ab12c91c5710ad854c87ec481c57cf194e50
[INFO] validating manifest of lbrande/rust-deep-learning on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lbrande/rust-deep-learning on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lbrande/rust-deep-learning
[INFO] removed path dependency lib from lbrande/rust-deep-learning
[INFO] finished frobbing lbrande/rust-deep-learning
[INFO] frobbed toml for lbrande/rust-deep-learning written to work/ex/beta-1.38-1/sources/1.37.0/gh/lbrande/rust-deep-learning/Cargo.toml
[INFO] started frobbing lbrande/rust-deep-learning
[INFO] removed path dependency lib from lbrande/rust-deep-learning
[INFO] finished frobbing lbrande/rust-deep-learning
[INFO] frobbed toml for lbrande/rust-deep-learning written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lbrande/rust-deep-learning/Cargo.toml
[INFO] crate lbrande/rust-deep-learning already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lbrande/rust-deep-learning/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lbrande/rust-deep-learning against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lbrande/rust-deep-learning:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f99b49759e3ef1f6977af6432eb5c002cc533531229e9d345966d10e97929a33
[INFO] running `"docker" "start" "-a" "f99b49759e3ef1f6977af6432eb5c002cc533531229e9d345966d10e97929a33"`
[INFO] [stderr] warning: dependency (lib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling lib v0.0.2
[INFO] [stderr]    Compiling rust_deep_learning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Network`
[INFO] [stderr]  --> src/main.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut network = Network::new(&[784, 100, 10]);
[INFO] [stderr]   |                       ^^^^^^^ use of undeclared type or module `Network`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Vector`
[INFO] [stderr]   --> src/main.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let x = Vector::from_vec(
[INFO] [stderr]    |                 ^^^^^^ use of undeclared type or module `Vector`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Vector`
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut y = Vector::from_vec(vec![0.0; 10]);
[INFO] [stderr]    |                     ^^^^^^ use of undeclared type or module `Vector`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Data` in this scope
[INFO] [stderr]   --> src/main.rs:10:28
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn load(name: &str) -> Vec<Data> {
[INFO] [stderr]    |                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lib::*`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use lib::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: Could not compile `rust_deep_learning`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f99b49759e3ef1f6977af6432eb5c002cc533531229e9d345966d10e97929a33"`
[INFO] running `"docker" "rm" "-f" "f99b49759e3ef1f6977af6432eb5c002cc533531229e9d345966d10e97929a33"`
[INFO] [stdout] f99b49759e3ef1f6977af6432eb5c002cc533531229e9d345966d10e97929a33