[INFO] cloning repository https://github.com/ptsouchlos/nn-and-dl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ptsouchlos/nn-and-dl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptsouchlos%2Fnn-and-dl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptsouchlos%2Fnn-and-dl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9f7f3bd9e143a82546ec88bdec06e411f77ebb6
[INFO] testing ptsouchlos/nn-and-dl against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptsouchlos%2Fnn-and-dl" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ptsouchlos/nn-and-dl
[INFO] finished tweaking git repo https://github.com/ptsouchlos/nn-and-dl
[INFO] tweaked toml for git repo https://github.com/ptsouchlos/nn-and-dl written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ptsouchlos/nn-and-dl on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ptsouchlos/nn-and-dl 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nalgebra-macros v0.3.0
[INFO] [stderr]   Downloaded simba v0.9.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12460deb3f9341976b52000f08a4e507ab0165ad2d252adbe1fad4689b13e5fd
[INFO] running `Command { std: "docker" "start" "-a" "12460deb3f9341976b52000f08a4e507ab0165ad2d252adbe1fad4689b13e5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12460deb3f9341976b52000f08a4e507ab0165ad2d252adbe1fad4689b13e5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12460deb3f9341976b52000f08a4e507ab0165ad2d252adbe1fad4689b13e5fd", kill_on_drop: false }`
[INFO] [stdout] 12460deb3f9341976b52000f08a4e507ab0165ad2d252adbe1fad4689b13e5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7c02193b5400635a4f9aa42e01f6fe942fb271b9ce7aadc2b8b0f304da1af8a
[INFO] running `Command { std: "docker" "start" "-a" "f7c02193b5400635a4f9aa42e01f6fe942fb271b9ce7aadc2b8b0f304da1af8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling nalgebra-macros v0.3.0
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling nalgebra v0.34.1
[INFO] [stderr]    Compiling nn-and-dl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/mnist_loader.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufReader, Read},
[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: `crate::types::DataVector`
[INFO] [stdout]   --> src/mnist_loader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::types::DataVector;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image_file_path`
[INFO] [stdout]   --> src/mnist_loader.rs:41:15
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn images(image_file_path: PathBuf, expected_length: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_file_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_length`
[INFO] [stdout]   --> src/mnist_loader.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn images(image_file_path: PathBuf, expected_length: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `training_labels` is never read
[INFO] [stdout]   --> src/mnist_loader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MnistData {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     training_labels: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TESTING_DATA_LENGTH` is never used
[INFO] [stdout]   --> src/mnist_loader.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const TESTING_DATA_LENGTH: usize = 10_000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `image` and `label` are never read
[INFO] [stdout]  --> src/training_data.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Sample {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 6 |     image: DataVector,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     label: Scalar,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.61s
[INFO] running `Command { std: "docker" "inspect" "f7c02193b5400635a4f9aa42e01f6fe942fb271b9ce7aadc2b8b0f304da1af8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c02193b5400635a4f9aa42e01f6fe942fb271b9ce7aadc2b8b0f304da1af8a", kill_on_drop: false }`
[INFO] [stdout] f7c02193b5400635a4f9aa42e01f6fe942fb271b9ce7aadc2b8b0f304da1af8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c04d695e552d8d597ee9dfd72d2fa971c1195e8aaefd75a114bb2293244cfba0
[INFO] running `Command { std: "docker" "start" "-a" "c04d695e552d8d597ee9dfd72d2fa971c1195e8aaefd75a114bb2293244cfba0", kill_on_drop: false }`
[INFO] [stderr]    Compiling nn-and-dl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/mnist_loader.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufReader, Read},
[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: `crate::types::DataVector`
[INFO] [stdout]   --> src/mnist_loader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::types::DataVector;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image_file_path`
[INFO] [stdout]   --> src/mnist_loader.rs:41:15
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn images(image_file_path: PathBuf, expected_length: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_file_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_length`
[INFO] [stdout]   --> src/mnist_loader.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn images(image_file_path: PathBuf, expected_length: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `training_labels` is never read
[INFO] [stdout]   --> src/mnist_loader.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MnistData {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     training_labels: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TESTING_DATA_LENGTH` is never used
[INFO] [stdout]   --> src/mnist_loader.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const TESTING_DATA_LENGTH: usize = 10_000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `image` and `label` are never read
[INFO] [stdout]  --> src/training_data.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Sample {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 6 |     image: DataVector,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     label: Scalar,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "c04d695e552d8d597ee9dfd72d2fa971c1195e8aaefd75a114bb2293244cfba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04d695e552d8d597ee9dfd72d2fa971c1195e8aaefd75a114bb2293244cfba0", kill_on_drop: false }`
[INFO] [stdout] c04d695e552d8d597ee9dfd72d2fa971c1195e8aaefd75a114bb2293244cfba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 037e30d9caa18fe42a9a9aac7f3d14268727fe9cb6898b69b0c77ef657479212
[INFO] running `Command { std: "docker" "start" "-a" "037e30d9caa18fe42a9a9aac7f3d14268727fe9cb6898b69b0c77ef657479212", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/mnist_loader.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 |     io::{BufReader, Read},
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::DataVector`
[INFO] [stderr]   --> src/mnist_loader.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::types::DataVector;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `image_file_path`
[INFO] [stderr]   --> src/mnist_loader.rs:41:15
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn images(image_file_path: PathBuf, expected_length: usize) -> Result<Vec<u8>> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_file_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_length`
[INFO] [stderr]   --> src/mnist_loader.rs:41:41
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn images(image_file_path: PathBuf, expected_length: usize) -> Result<Vec<u8>> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_length`
[INFO] [stderr] 
[INFO] [stderr] warning: field `training_labels` is never read
[INFO] [stderr]   --> src/mnist_loader.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct MnistData {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 13 |     training_labels: Vec<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TESTING_DATA_LENGTH` is never used
[INFO] [stderr]   --> src/mnist_loader.rs:25:7
[INFO] [stderr]    |
[INFO] [stderr] 25 | const TESTING_DATA_LENGTH: usize = 10_000;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `image` and `label` are never read
[INFO] [stderr]  --> src/training_data.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Sample {
[INFO] [stderr]   |            ------ fields in this struct
[INFO] [stderr] 6 |     image: DataVector,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 7 |     label: Scalar,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nn-and-dl` (bin "nn-and-dl" test) generated 7 warnings (run `cargo fix --bin "nn-and-dl" -p nn-and-dl --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nn_and_dl-e9e8e6b8f77b8361)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test network::tests::create_network ... ok
[INFO] [stdout] test mnist_loader::tests::read_data ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- mnist_loader::tests::read_data stdout ----
[INFO] [stdout] /opt/rustwide/workdir/data/train-labels-idx1-ubyte
[INFO] [stdout] 
[INFO] [stdout] thread 'mnist_loader::tests::read_data' (17) panicked at src/mnist_loader.rs:74:13:
[INFO] [stdout] assertion failed: file.is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60baad112802 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60baad112802 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60baad112802 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x60baad112802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x60baad122e67 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60baad122e67 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x60baad0e0386 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60baad0e0386 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60baad0f12f9 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x60baad0f12f9 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60baad0f1191 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60baad0ac01e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x60baad0ac01e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60baad0f1572 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x60baad0f1572 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60baad0f13ea - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x60baad0ec029 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x60baad0d514d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60baad12a42c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60baad12a3f2 - core::panicking::panic::h40aea00c5b72b770
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x60baad054b02 - nn_and_dl::mnist_loader::tests::read_data::h202860380d1d1622
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mnist_loader.rs:74:13
[INFO] [stdout]   21:     0x60baad054c17 - nn_and_dl::mnist_loader::tests::read_data::{{closure}}::h078d303c87686187
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mnist_loader.rs:61:19
[INFO] [stdout]   22:     0x60baad04f016 - core::ops::function::FnOnce::call_once::h2ee97f8a4168260d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x60baad0abe4b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60baad0abe4b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x60baad0bf7da - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x60baad0bf7da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x60baad0bf7da - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x60baad0bf7da - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x60baad0bf7da - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x60baad0bf7da - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x60baad0bf7da - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x60baad099a74 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x60baad099a74 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x60baad09d3a2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x60baad09d3a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x60baad09d3a2 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x60baad09d3a2 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x60baad09d3a2 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60baad09d3a2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x60baad09d3a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x60baad0e76bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x60baad0e76bf - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x79cb9d59baa4 - <unknown>
[INFO] [stdout]   44:     0x79cb9d628a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     mnist_loader::tests::read_data
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin nn-and-dl`
[INFO] running `Command { std: "docker" "inspect" "037e30d9caa18fe42a9a9aac7f3d14268727fe9cb6898b69b0c77ef657479212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037e30d9caa18fe42a9a9aac7f3d14268727fe9cb6898b69b0c77ef657479212", kill_on_drop: false }`
[INFO] [stdout] 037e30d9caa18fe42a9a9aac7f3d14268727fe9cb6898b69b0c77ef657479212
