[INFO] cloning repository https://github.com/TymonM/neural_net_lib_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TymonM/neural_net_lib_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTymonM%2Fneural_net_lib_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTymonM%2Fneural_net_lib_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fa312a38bd58d030233c47305eb6bed19c5d2b5
[INFO] testing TymonM/neural_net_lib_rust against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTymonM%2Fneural_net_lib_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TymonM/neural_net_lib_rust
[INFO] finished tweaking git repo https://github.com/TymonM/neural_net_lib_rust
[INFO] tweaked toml for git repo https://github.com/TymonM/neural_net_lib_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TymonM/neural_net_lib_rust on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TymonM/neural_net_lib_rust 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] [stderr]   Downloaded num-traits v0.2.18
[INFO] [stderr]   Downloaded matrixmultiply v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97
[INFO] running `Command { std: "docker" "start" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling getrandom v0.2.14
[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 v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[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_net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `with_params` is never used
[INFO] [stdout]   --> src/perceptron.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Perceptron {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 21 |     pub(crate) fn with_params(weights: Array2<f64>, biases: Array1<f64>, activation_function: ActivationFunction) -> Perceptron {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `Command { std: "docker" "inspect" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: associated function `with_params` is never used
[INFO] [stdout]   --> src/perceptron.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Perceptron {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 21 |     pub(crate) fn with_params(weights: Array2<f64>, biases: Array1<f64>, activation_function: ActivationFunction) -> Perceptron {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling neural_net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]   --> tests/simple.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut a = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 24 |     a = String::from("4");
[INFO] [stdout]    |     - `a` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> tests/simple.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut b = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 25 |     b = String::from("3");
[INFO] [stdout]    |     - `b` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `with_params` is never used
[INFO] [stderr]   --> src/perceptron.rs:21:19
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl Perceptron {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] 21 |     pub(crate) fn with_params(weights: Array2<f64>, biases: Array1<f64>, activation_function: ActivationFunction) -> Perceptron {
[INFO] [stderr]    |                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `neural_net` (lib) generated 1 warning
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]   --> tests/simple.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut a = String::new();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 24 |     a = String::from("4");
[INFO] [stderr]    |     - `a` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> tests/simple.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let mut b = String::new();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 25 |     b = String::from("3");
[INFO] [stderr]    |     - `b` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: `neural_net` (test "simple") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neural_net-903dcba73ca0aa83)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test network::tests::backpropagation_example ... ok
[INFO] [stdout] test network::tests::create_network ... ok
[INFO] [stdout] test perceptron::tests::create_perceptron ... ok
[INFO] [stdout] test perceptron::tests::activation_works ... ok
[INFO] [stdout] test perceptron::tests::input_wrong_size - should panic ... ok
[INFO] [stdout] test network::tests::mismatched_layers - should panic ... ok
[INFO] [stdout] test perceptron::tests::ambiguous_output_size - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mnist.rs (/opt/rustwide/target/debug/deps/mnist-e886bfae739bc685)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test mnist has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97", kill_on_drop: false }`
[INFO] [stdout] bef8f20dc63f1707d7d90d73a5076bc9b6a9de8e12a21bce626847eb2e4e8e97
