[INFO] cloning repository https://github.com/Benoy515/Rust-Neural-Network
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Benoy515/Rust-Neural-Network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenoy515%2FRust-Neural-Network", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenoy515%2FRust-Neural-Network'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01b01296df3c52c5f2ba43f13ae055f93150d178
[INFO] testing Benoy515/Rust-Neural-Network against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenoy515%2FRust-Neural-Network" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Benoy515/Rust-Neural-Network on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Benoy515/Rust-Neural-Network
[INFO] finished tweaking git repo https://github.com/Benoy515/Rust-Neural-Network
[INFO] tweaked toml for git repo https://github.com/Benoy515/Rust-Neural-Network written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Benoy515/Rust-Neural-Network 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded openblas-src v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8b09f317302b34f436e42428e833811d1c2a481e6ae8671349d9730d0da4f01
[INFO] running `Command { std: "docker" "start" "-a" "b8b09f317302b34f436e42428e833811d1c2a481e6ae8671349d9730d0da4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8b09f317302b34f436e42428e833811d1c2a481e6ae8671349d9730d0da4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b09f317302b34f436e42428e833811d1c2a481e6ae8671349d9730d0da4f01", kill_on_drop: false }`
[INFO] [stdout] b8b09f317302b34f436e42428e833811d1c2a481e6ae8671349d9730d0da4f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 818c5644e0a06b475f31e9cf01b0906fb142238648334f01f453419ac0e609b3
[INFO] running `Command { std: "docker" "start" "-a" "818c5644e0a06b475f31e9cf01b0906fb142238648334f01f453419ac0e609b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling blas-src v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray-rand v0.14.0
[INFO] [stderr]    Compiling neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `flate2`
[INFO] [stdout]   --> src/main.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut gz = flate2::GzDecoder::new(f);
[INFO] [stdout]    |                      ^^^^^^ use of undeclared crate or module `flate2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `File` in this scope
[INFO] [stdout]   --> src/main.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(f: &File) -> Result<MnistData, std::io::Error> {
[INFO] [stdout]    |                ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Cursor`
[INFO] [stdout]   --> src/main.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut r = Cursor::new(&contents);
[INFO] [stdout]    |                     ^^^^^^ use of undeclared type `Cursor`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::collections::btree_map::Cursor;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::collections::linked_list::Cursor;
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::io::Cursor;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BigEndian` in this scope
[INFO] [stdout]   --> src/main.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let magic_number = r.read_i32::<BigEndian>()?;
[INFO] [stdout]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<BigEndian> MnistData {
[INFO] [stdout]    |     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BigEndian` in this scope
[INFO] [stdout]   --> src/main.rs:25:41
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 sizes.push(r.read_i32::<BigEndian>()?);
[INFO] [stdout]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<BigEndian> MnistData {
[INFO] [stdout]    |     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BigEndian` in this scope
[INFO] [stdout]   --> src/main.rs:28:41
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 sizes.push(r.read_i32::<BigEndian>()?);
[INFO] [stdout]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<BigEndian> MnistData {
[INFO] [stdout]    |     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BigEndian` in this scope
[INFO] [stdout]   --> src/main.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 sizes.push(r.read_i32::<BigEndian>()?);
[INFO] [stdout]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<BigEndian> MnistData {
[INFO] [stdout]    |     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BigEndian` in this scope
[INFO] [stdout]   --> src/main.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 sizes.push(r.read_i32::<BigEndian>()?);
[INFO] [stdout]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<BigEndian> MnistData {
[INFO] [stdout]    |     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/main.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let label_data = &MnistData::new(&(File::open(filename))?)?;
[INFO] [stdout]    |                                        ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/main.rs:52:41
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let images_data = &MnistData::new(&(File::open(filename))?)?;
[INFO] [stdout]    |                                         ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neural_network` (bin "neural_network") due to 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "818c5644e0a06b475f31e9cf01b0906fb142238648334f01f453419ac0e609b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818c5644e0a06b475f31e9cf01b0906fb142238648334f01f453419ac0e609b3", kill_on_drop: false }`
[INFO] [stdout] 818c5644e0a06b475f31e9cf01b0906fb142238648334f01f453419ac0e609b3
